<?xml version="1.0" encoding="us-ascii" standalone="yes"?>
<!--Created by IRIS RegTech Solutions_Direct, Powered by IRIS Carbon, Unique Code 6a7f5967f607b728f652e015, Generated At Fri, 14 Aug 2026 18:09:27 GMT-->
<link:linkbase xmlns:link="http://www.xbrl.org/2003/linkbase" xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance" xmlns:xlink="http://www.w3.org/1999/xlink" xmlns:xbrli="http://www.xbrl.org/2003/instance" xsi:schemaLocation="http://www.xbrl.org/2003/linkbase http://www.xbrl.org/2003/xbrl-linkbase-2003-12-31.xsd">
  <link:roleRef roleURI="http://www.xbrl.org/2009/role/negatedLabel" xlink:type="simple" xlink:href="http://www.xbrl.org/lrr/role/negated-2009-12-16.xsd#negatedLabel" />
  <link:roleRef roleURI="http://www.xbrl.org/2009/role/netLabel" xlink:type="simple" xlink:href="http://www.xbrl.org/lrr/role/net-2009-12-16.xsd#netLabel" />
  <link:labelLink xlink:type="extended" xlink:role="http://www.xbrl.org/2003/role/link">
    <link:loc xlink:type="locator" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_StatementClassOfStockAxis" xlink:label="StatementClassOfStockAxis" xlink:title="StatementClassOfStockAxis" />
    <link:label xlink:type="resource" xlink:label="label_StatementClassOfStockAxis" xlink:role="http://www.xbrl.org/2003/role/label" xlink:title="label_StatementClassOfStockAxis" xml:lang="en-US" id="label_StatementClassOfStockAxis">Class of Stock [Axis]</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="StatementClassOfStockAxis" xlink:to="label_StatementClassOfStockAxis" xlink:title="Label : StatementClassOfStockAxis to label_StatementClassOfStockAxis" />
    <link:loc xlink:type="locator" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_ClassOfStockDomain" xlink:label="ClassOfStockDomain" xlink:title="ClassOfStockDomain" />
    <link:label xlink:type="resource" xlink:label="label_ClassOfStockDomain" xlink:role="http://www.xbrl.org/2003/role/label" xlink:title="label_ClassOfStockDomain" xml:lang="en-US" id="label_ClassOfStockDomain">Class of Stock [Domain]</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="ClassOfStockDomain" xlink:to="label_ClassOfStockDomain" xlink:title="Label : ClassOfStockDomain to label_ClassOfStockDomain" />
    <link:loc xlink:type="locator" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_StatementOfFinancialPositionAbstract" xlink:label="StatementOfFinancialPositionAbstract" xlink:title="StatementOfFinancialPositionAbstract" />
    <link:label xlink:type="resource" xlink:label="label_StatementOfFinancialPositionAbstract" xlink:role="http://www.xbrl.org/2003/role/label" xlink:title="label_StatementOfFinancialPositionAbstract" xml:lang="en-US" id="label_StatementOfFinancialPositionAbstract">Statement of Financial Position [Abstract]</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="StatementOfFinancialPositionAbstract" xlink:to="label_StatementOfFinancialPositionAbstract" xlink:title="Label : StatementOfFinancialPositionAbstract to label_StatementOfFinancialPositionAbstract" />
    <link:loc xlink:type="locator" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_AssetsCurrentAbstract" xlink:label="AssetsCurrentAbstract" xlink:title="AssetsCurrentAbstract" />
    <link:label xlink:type="resource" xlink:label="label_AssetsCurrentAbstract" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:title="label_AssetsCurrentAbstract" xml:lang="en-US" id="label_AssetsCurrentAbstract">Current Assets:</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="AssetsCurrentAbstract" xlink:to="label_AssetsCurrentAbstract" xlink:title="Label : AssetsCurrentAbstract to label_AssetsCurrentAbstract" />
    <link:label xlink:type="resource" xlink:label="label_AssetsCurrentAbstract_1" xlink:role="http://www.xbrl.org/2003/role/label" xlink:title="label_AssetsCurrentAbstract_1" xml:lang="en-US" id="label_AssetsCurrentAbstract_1">Assets, Current [Abstract]</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="AssetsCurrentAbstract" xlink:to="label_AssetsCurrentAbstract_1" xlink:title="Label : AssetsCurrentAbstract to label_AssetsCurrentAbstract_1" />
    <link:loc xlink:type="locator" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_CashAndCashEquivalentsAtCarryingValue" xlink:label="CashAndCashEquivalentsAtCarryingValue" xlink:title="CashAndCashEquivalentsAtCarryingValue" />
    <link:label xlink:type="resource" xlink:label="label_CashAndCashEquivalentsAtCarryingValue" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:title="label_CashAndCashEquivalentsAtCarryingValue" xml:lang="en-US" id="label_CashAndCashEquivalentsAtCarryingValue">Cash and Cash Equivalents</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="CashAndCashEquivalentsAtCarryingValue" xlink:to="label_CashAndCashEquivalentsAtCarryingValue" xlink:title="Label : CashAndCashEquivalentsAtCarryingValue to label_CashAndCashEquivalentsAtCarryingValue" />
    <link:label xlink:type="resource" xlink:label="label_CashAndCashEquivalentsAtCarryingValue_1" xlink:role="http://www.xbrl.org/2003/role/verboseLabel" xlink:title="label_CashAndCashEquivalentsAtCarryingValue_1" xml:lang="en-US" id="label_CashAndCashEquivalentsAtCarryingValue_1">Cash and cash equivalents</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="CashAndCashEquivalentsAtCarryingValue" xlink:to="label_CashAndCashEquivalentsAtCarryingValue_1" xlink:title="Label : CashAndCashEquivalentsAtCarryingValue to label_CashAndCashEquivalentsAtCarryingValue_1" />
    <link:label xlink:type="resource" xlink:label="label_CashAndCashEquivalentsAtCarryingValue_2" xlink:role="http://www.xbrl.org/2003/role/label" xlink:title="label_CashAndCashEquivalentsAtCarryingValue_2" xml:lang="en-US" id="label_CashAndCashEquivalentsAtCarryingValue_2">Cash and Cash Equivalent</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="CashAndCashEquivalentsAtCarryingValue" xlink:to="label_CashAndCashEquivalentsAtCarryingValue_2" xlink:title="Label : CashAndCashEquivalentsAtCarryingValue to label_CashAndCashEquivalentsAtCarryingValue_2" />
    <link:loc xlink:type="locator" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_AccountsReceivableNetCurrent" xlink:label="AccountsReceivableNetCurrent" xlink:title="AccountsReceivableNetCurrent" />
    <link:label xlink:type="resource" xlink:label="label_AccountsReceivableNetCurrent" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:title="label_AccountsReceivableNetCurrent" xml:lang="en-US" id="label_AccountsReceivableNetCurrent">Accounts Receivable</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="AccountsReceivableNetCurrent" xlink:to="label_AccountsReceivableNetCurrent" xlink:title="Label : AccountsReceivableNetCurrent to label_AccountsReceivableNetCurrent" />
    <link:label xlink:type="resource" xlink:label="label_AccountsReceivableNetCurrent_1" xlink:role="http://www.xbrl.org/2003/role/label" xlink:title="label_AccountsReceivableNetCurrent_1" xml:lang="en-US" id="label_AccountsReceivableNetCurrent_1">Accounts Receivable, after Allowance for Credit Loss, Current</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="AccountsReceivableNetCurrent" xlink:to="label_AccountsReceivableNetCurrent_1" xlink:title="Label : AccountsReceivableNetCurrent to label_AccountsReceivableNetCurrent_1" />
    <link:loc xlink:type="locator" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_PrepaidExpenseAndOtherAssetsCurrent" xlink:label="PrepaidExpenseAndOtherAssetsCurrent" xlink:title="PrepaidExpenseAndOtherAssetsCurrent" />
    <link:label xlink:type="resource" xlink:label="label_PrepaidExpenseAndOtherAssetsCurrent" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:title="label_PrepaidExpenseAndOtherAssetsCurrent" xml:lang="en-US" id="label_PrepaidExpenseAndOtherAssetsCurrent">Prepaid and Other Assets</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="PrepaidExpenseAndOtherAssetsCurrent" xlink:to="label_PrepaidExpenseAndOtherAssetsCurrent" xlink:title="Label : PrepaidExpenseAndOtherAssetsCurrent to label_PrepaidExpenseAndOtherAssetsCurrent" />
    <link:label xlink:type="resource" xlink:label="label_PrepaidExpenseAndOtherAssetsCurrent_1" xlink:role="http://www.xbrl.org/2003/role/label" xlink:title="label_PrepaidExpenseAndOtherAssetsCurrent_1" xml:lang="en-US" id="label_PrepaidExpenseAndOtherAssetsCurrent_1">Prepaid Expense and Other Assets, Current</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="PrepaidExpenseAndOtherAssetsCurrent" xlink:to="label_PrepaidExpenseAndOtherAssetsCurrent_1" xlink:title="Label : PrepaidExpenseAndOtherAssetsCurrent to label_PrepaidExpenseAndOtherAssetsCurrent_1" />
    <link:loc xlink:type="locator" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_ShortTermInvestments" xlink:label="ShortTermInvestments" xlink:title="ShortTermInvestments" />
    <link:label xlink:type="resource" xlink:label="label_ShortTermInvestments" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:title="label_ShortTermInvestments" xml:lang="en-US" id="label_ShortTermInvestments">Short-Term Investments</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="ShortTermInvestments" xlink:to="label_ShortTermInvestments" xlink:title="Label : ShortTermInvestments to label_ShortTermInvestments" />
    <link:label xlink:type="resource" xlink:label="label_ShortTermInvestments_1" xlink:role="http://www.xbrl.org/2003/role/label" xlink:title="label_ShortTermInvestments_1" xml:lang="en-US" id="label_ShortTermInvestments_1">Short-Term Investments</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="ShortTermInvestments" xlink:to="label_ShortTermInvestments_1" xlink:title="Label : ShortTermInvestments to label_ShortTermInvestments_1" />
    <link:loc xlink:type="locator" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_InventoryNet" xlink:label="InventoryNet" xlink:title="InventoryNet" />
    <link:label xlink:type="resource" xlink:label="label_InventoryNet" xlink:role="http://www.xbrl.org/2003/role/totalLabel" xlink:title="label_InventoryNet" xml:lang="en-US" id="label_InventoryNet">Inventory</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="InventoryNet" xlink:to="label_InventoryNet" xlink:title="Label : InventoryNet to label_InventoryNet" />
    <link:label xlink:type="resource" xlink:label="label_InventoryNet_1" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:title="label_InventoryNet_1" xml:lang="en-US" id="label_InventoryNet_1">Inventory (Note 3)</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="InventoryNet" xlink:to="label_InventoryNet_1" xlink:title="Label : InventoryNet to label_InventoryNet_1" />
    <link:label xlink:type="resource" xlink:label="label_InventoryNet_2" xlink:role="http://www.xbrl.org/2003/role/label" xlink:title="label_InventoryNet_2" xml:lang="en-US" id="label_InventoryNet_2">Inventory, Net</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="InventoryNet" xlink:to="label_InventoryNet_2" xlink:title="Label : InventoryNet to label_InventoryNet_2" />
    <link:loc xlink:type="locator" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_AssetsCurrent" xlink:label="AssetsCurrent" xlink:title="AssetsCurrent" />
    <link:label xlink:type="resource" xlink:label="label_AssetsCurrent" xlink:role="http://www.xbrl.org/2003/role/totalLabel" xlink:title="label_AssetsCurrent" xml:lang="en-US" id="label_AssetsCurrent">Total Current Assets</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="AssetsCurrent" xlink:to="label_AssetsCurrent" xlink:title="Label : AssetsCurrent to label_AssetsCurrent" />
    <link:label xlink:type="resource" xlink:label="label_AssetsCurrent_1" xlink:role="http://www.xbrl.org/2003/role/label" xlink:title="label_AssetsCurrent_1" xml:lang="en-US" id="label_AssetsCurrent_1">Assets, Current</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="AssetsCurrent" xlink:to="label_AssetsCurrent_1" xlink:title="Label : AssetsCurrent to label_AssetsCurrent_1" />
    <link:loc xlink:type="locator" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_OtherAssetsAbstract" xlink:label="OtherAssetsAbstract" xlink:title="OtherAssetsAbstract" />
    <link:label xlink:type="resource" xlink:label="label_OtherAssetsAbstract" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:title="label_OtherAssetsAbstract" xml:lang="en-US" id="label_OtherAssetsAbstract">Other Assets:</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="OtherAssetsAbstract" xlink:to="label_OtherAssetsAbstract" xlink:title="Label : OtherAssetsAbstract to label_OtherAssetsAbstract" />
    <link:label xlink:type="resource" xlink:label="label_OtherAssetsAbstract_1" xlink:role="http://www.xbrl.org/2003/role/label" xlink:title="label_OtherAssetsAbstract_1" xml:lang="en-US" id="label_OtherAssetsAbstract_1">Other Assets [Abstract]</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="OtherAssetsAbstract" xlink:to="label_OtherAssetsAbstract_1" xlink:title="Label : OtherAssetsAbstract to label_OtherAssetsAbstract_1" />
    <link:loc xlink:type="locator" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_PrepaidExpenseNoncurrent" xlink:label="PrepaidExpenseNoncurrent" xlink:title="PrepaidExpenseNoncurrent" />
    <link:label xlink:type="resource" xlink:label="label_PrepaidExpenseNoncurrent" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:title="label_PrepaidExpenseNoncurrent" xml:lang="en-US" id="label_PrepaidExpenseNoncurrent">Long-Term Prepaid Expense</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="PrepaidExpenseNoncurrent" xlink:to="label_PrepaidExpenseNoncurrent" xlink:title="Label : PrepaidExpenseNoncurrent to label_PrepaidExpenseNoncurrent" />
    <link:label xlink:type="resource" xlink:label="label_PrepaidExpenseNoncurrent_1" xlink:role="http://www.xbrl.org/2003/role/verboseLabel" xlink:title="label_PrepaidExpenseNoncurrent_1" xml:lang="en-US" id="label_PrepaidExpenseNoncurrent_1">Long-term prepaid expense</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="PrepaidExpenseNoncurrent" xlink:to="label_PrepaidExpenseNoncurrent_1" xlink:title="Label : PrepaidExpenseNoncurrent to label_PrepaidExpenseNoncurrent_1" />
    <link:label xlink:type="resource" xlink:label="label_PrepaidExpenseNoncurrent_2" xlink:role="http://www.xbrl.org/2003/role/label" xlink:title="label_PrepaidExpenseNoncurrent_2" xml:lang="en-US" id="label_PrepaidExpenseNoncurrent_2">Prepaid Expense, Noncurrent</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="PrepaidExpenseNoncurrent" xlink:to="label_PrepaidExpenseNoncurrent_2" xlink:title="Label : PrepaidExpenseNoncurrent to label_PrepaidExpenseNoncurrent_2" />
    <link:loc xlink:type="locator" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_IntangibleAssetsNetExcludingGoodwill" xlink:label="IntangibleAssetsNetExcludingGoodwill" xlink:title="IntangibleAssetsNetExcludingGoodwill" />
    <link:label xlink:type="resource" xlink:label="label_IntangibleAssetsNetExcludingGoodwill" xlink:role="http://www.xbrl.org/2003/role/totalLabel" xlink:title="label_IntangibleAssetsNetExcludingGoodwill" xml:lang="en-US" id="label_IntangibleAssetsNetExcludingGoodwill">Intangible Assets, net</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="IntangibleAssetsNetExcludingGoodwill" xlink:to="label_IntangibleAssetsNetExcludingGoodwill" xlink:title="Label : IntangibleAssetsNetExcludingGoodwill to label_IntangibleAssetsNetExcludingGoodwill" />
    <link:label xlink:type="resource" xlink:label="label_IntangibleAssetsNetExcludingGoodwill_1" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:title="label_IntangibleAssetsNetExcludingGoodwill_1" xml:lang="en-US" id="label_IntangibleAssetsNetExcludingGoodwill_1">Intangible Assets, net (Note 5)</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="IntangibleAssetsNetExcludingGoodwill" xlink:to="label_IntangibleAssetsNetExcludingGoodwill_1" xlink:title="Label : IntangibleAssetsNetExcludingGoodwill to label_IntangibleAssetsNetExcludingGoodwill_1" />
    <link:label xlink:type="resource" xlink:label="label_IntangibleAssetsNetExcludingGoodwill_2" xlink:role="http://www.xbrl.org/2003/role/label" xlink:title="label_IntangibleAssetsNetExcludingGoodwill_2" xml:lang="en-US" id="label_IntangibleAssetsNetExcludingGoodwill_2">Intangible Assets, Net (Excluding Goodwill)</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="IntangibleAssetsNetExcludingGoodwill" xlink:to="label_IntangibleAssetsNetExcludingGoodwill_2" xlink:title="Label : IntangibleAssetsNetExcludingGoodwill to label_IntangibleAssetsNetExcludingGoodwill_2" />
    <link:loc xlink:type="locator" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_OtherAssetsNoncurrent" xlink:label="OtherAssetsNoncurrent" xlink:title="OtherAssetsNoncurrent" />
    <link:label xlink:type="resource" xlink:label="label_OtherAssetsNoncurrent" xlink:role="http://www.xbrl.org/2003/role/totalLabel" xlink:title="label_OtherAssetsNoncurrent" xml:lang="en-US" id="label_OtherAssetsNoncurrent">Total Other Assets</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="OtherAssetsNoncurrent" xlink:to="label_OtherAssetsNoncurrent" xlink:title="Label : OtherAssetsNoncurrent to label_OtherAssetsNoncurrent" />
    <link:label xlink:type="resource" xlink:label="label_OtherAssetsNoncurrent_1" xlink:role="http://www.xbrl.org/2003/role/label" xlink:title="label_OtherAssetsNoncurrent_1" xml:lang="en-US" id="label_OtherAssetsNoncurrent_1">Other Assets, Noncurrent</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="OtherAssetsNoncurrent" xlink:to="label_OtherAssetsNoncurrent_1" xlink:title="Label : OtherAssetsNoncurrent to label_OtherAssetsNoncurrent_1" />
    <link:loc xlink:type="locator" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_Assets" xlink:label="Assets" xlink:title="Assets" />
    <link:label xlink:type="resource" xlink:label="label_Assets" xlink:role="http://www.xbrl.org/2003/role/totalLabel" xlink:title="label_Assets" xml:lang="en-US" id="label_Assets">Total Assets</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="Assets" xlink:to="label_Assets" xlink:title="Label : Assets to label_Assets" />
    <link:label xlink:type="resource" xlink:label="label_Assets_1" xlink:role="http://www.xbrl.org/2003/role/label" xlink:title="label_Assets_1" xml:lang="en-US" id="label_Assets_1">Assets</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="Assets" xlink:to="label_Assets_1" xlink:title="Label : Assets to label_Assets_1" />
    <link:loc xlink:type="locator" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_LiabilitiesCurrentAbstract" xlink:label="LiabilitiesCurrentAbstract" xlink:title="LiabilitiesCurrentAbstract" />
    <link:label xlink:type="resource" xlink:label="label_LiabilitiesCurrentAbstract" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:title="label_LiabilitiesCurrentAbstract" xml:lang="en-US" id="label_LiabilitiesCurrentAbstract">Current Liabilities:</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="LiabilitiesCurrentAbstract" xlink:to="label_LiabilitiesCurrentAbstract" xlink:title="Label : LiabilitiesCurrentAbstract to label_LiabilitiesCurrentAbstract" />
    <link:label xlink:type="resource" xlink:label="label_LiabilitiesCurrentAbstract_1" xlink:role="http://www.xbrl.org/2003/role/label" xlink:title="label_LiabilitiesCurrentAbstract_1" xml:lang="en-US" id="label_LiabilitiesCurrentAbstract_1">Liabilities, Current [Abstract]</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="LiabilitiesCurrentAbstract" xlink:to="label_LiabilitiesCurrentAbstract_1" xlink:title="Label : LiabilitiesCurrentAbstract to label_LiabilitiesCurrentAbstract_1" />
    <link:loc xlink:type="locator" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_LiabilitiesCurrent" xlink:label="LiabilitiesCurrent" xlink:title="LiabilitiesCurrent" />
    <link:label xlink:type="resource" xlink:label="label_LiabilitiesCurrent" xlink:role="http://www.xbrl.org/2003/role/totalLabel" xlink:title="label_LiabilitiesCurrent" xml:lang="en-US" id="label_LiabilitiesCurrent">Total Current Liabilities</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="LiabilitiesCurrent" xlink:to="label_LiabilitiesCurrent" xlink:title="Label : LiabilitiesCurrent to label_LiabilitiesCurrent" />
    <link:label xlink:type="resource" xlink:label="label_LiabilitiesCurrent_1" xlink:role="http://www.xbrl.org/2003/role/label" xlink:title="label_LiabilitiesCurrent_1" xml:lang="en-US" id="label_LiabilitiesCurrent_1">Liabilities, Current</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="LiabilitiesCurrent" xlink:to="label_LiabilitiesCurrent_1" xlink:title="Label : LiabilitiesCurrent to label_LiabilitiesCurrent_1" />
    <link:loc xlink:type="locator" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_LiabilitiesNoncurrentAbstract" xlink:label="LiabilitiesNoncurrentAbstract" xlink:title="LiabilitiesNoncurrentAbstract" />
    <link:label xlink:type="resource" xlink:label="label_LiabilitiesNoncurrentAbstract" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:title="label_LiabilitiesNoncurrentAbstract" xml:lang="en-US" id="label_LiabilitiesNoncurrentAbstract">Long-Term Liabilities:</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="LiabilitiesNoncurrentAbstract" xlink:to="label_LiabilitiesNoncurrentAbstract" xlink:title="Label : LiabilitiesNoncurrentAbstract to label_LiabilitiesNoncurrentAbstract" />
    <link:label xlink:type="resource" xlink:label="label_LiabilitiesNoncurrentAbstract_1" xlink:role="http://www.xbrl.org/2003/role/label" xlink:title="label_LiabilitiesNoncurrentAbstract_1" xml:lang="en-US" id="label_LiabilitiesNoncurrentAbstract_1">Liabilities, Noncurrent [Abstract]</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="LiabilitiesNoncurrentAbstract" xlink:to="label_LiabilitiesNoncurrentAbstract_1" xlink:title="Label : LiabilitiesNoncurrentAbstract to label_LiabilitiesNoncurrentAbstract_1" />
    <link:loc xlink:type="locator" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_LiabilitiesNoncurrent" xlink:label="LiabilitiesNoncurrent" xlink:title="LiabilitiesNoncurrent" />
    <link:label xlink:type="resource" xlink:label="label_LiabilitiesNoncurrent" xlink:role="http://www.xbrl.org/2003/role/totalLabel" xlink:title="label_LiabilitiesNoncurrent" xml:lang="en-US" id="label_LiabilitiesNoncurrent">Total Long-Term Liabilities</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="LiabilitiesNoncurrent" xlink:to="label_LiabilitiesNoncurrent" xlink:title="Label : LiabilitiesNoncurrent to label_LiabilitiesNoncurrent" />
    <link:label xlink:type="resource" xlink:label="label_LiabilitiesNoncurrent_1" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:title="label_LiabilitiesNoncurrent_1" xml:lang="en-US" id="label_LiabilitiesNoncurrent_1">Long-Term Liabilities</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="LiabilitiesNoncurrent" xlink:to="label_LiabilitiesNoncurrent_1" xlink:title="Label : LiabilitiesNoncurrent to label_LiabilitiesNoncurrent_1" />
    <link:label xlink:type="resource" xlink:label="label_LiabilitiesNoncurrent_2" xlink:role="http://www.xbrl.org/2003/role/label" xlink:title="label_LiabilitiesNoncurrent_2" xml:lang="en-US" id="label_LiabilitiesNoncurrent_2">Liabilities, Noncurrent</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="LiabilitiesNoncurrent" xlink:to="label_LiabilitiesNoncurrent_2" xlink:title="Label : LiabilitiesNoncurrent to label_LiabilitiesNoncurrent_2" />
    <link:loc xlink:type="locator" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_Liabilities" xlink:label="Liabilities" xlink:title="Liabilities" />
    <link:label xlink:type="resource" xlink:label="label_Liabilities" xlink:role="http://www.xbrl.org/2003/role/totalLabel" xlink:title="label_Liabilities" xml:lang="en-US" id="label_Liabilities">Total Liabilities</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="Liabilities" xlink:to="label_Liabilities" xlink:title="Label : Liabilities to label_Liabilities" />
    <link:label xlink:type="resource" xlink:label="label_Liabilities_1" xlink:role="http://www.xbrl.org/2003/role/label" xlink:title="label_Liabilities_1" xml:lang="en-US" id="label_Liabilities_1">Liabilities</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="Liabilities" xlink:to="label_Liabilities_1" xlink:title="Label : Liabilities to label_Liabilities_1" />
    <link:loc xlink:type="locator" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_AccumulatedOtherComprehensiveIncomeLossNetOfTax" xlink:label="AccumulatedOtherComprehensiveIncomeLossNetOfTax" xlink:title="AccumulatedOtherComprehensiveIncomeLossNetOfTax" />
    <link:label xlink:type="resource" xlink:label="label_AccumulatedOtherComprehensiveIncomeLossNetOfTax" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:title="label_AccumulatedOtherComprehensiveIncomeLossNetOfTax" xml:lang="en-US" id="label_AccumulatedOtherComprehensiveIncomeLossNetOfTax">Accumulated Other Comprehensive Income</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="AccumulatedOtherComprehensiveIncomeLossNetOfTax" xlink:to="label_AccumulatedOtherComprehensiveIncomeLossNetOfTax" xlink:title="Label : AccumulatedOtherComprehensiveIncomeLossNetOfTax to label_AccumulatedOtherComprehensiveIncomeLossNetOfTax" />
    <link:label xlink:type="resource" xlink:label="label_AccumulatedOtherComprehensiveIncomeLossNetOfTax_1" xlink:role="http://www.xbrl.org/2003/role/label" xlink:title="label_AccumulatedOtherComprehensiveIncomeLossNetOfTax_1" xml:lang="en-US" id="label_AccumulatedOtherComprehensiveIncomeLossNetOfTax_1">Accumulated Other Comprehensive Income (Loss), Net of Tax</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="AccumulatedOtherComprehensiveIncomeLossNetOfTax" xlink:to="label_AccumulatedOtherComprehensiveIncomeLossNetOfTax_1" xlink:title="Label : AccumulatedOtherComprehensiveIncomeLossNetOfTax to label_AccumulatedOtherComprehensiveIncomeLossNetOfTax_1" />
    <link:loc xlink:type="locator" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_RetainedEarningsAccumulatedDeficit" xlink:label="RetainedEarningsAccumulatedDeficit" xlink:title="RetainedEarningsAccumulatedDeficit" />
    <link:label xlink:type="resource" xlink:label="label_RetainedEarningsAccumulatedDeficit" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:title="label_RetainedEarningsAccumulatedDeficit" xml:lang="en-US" id="label_RetainedEarningsAccumulatedDeficit">Accumulated Deficit</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="RetainedEarningsAccumulatedDeficit" xlink:to="label_RetainedEarningsAccumulatedDeficit" xlink:title="Label : RetainedEarningsAccumulatedDeficit to label_RetainedEarningsAccumulatedDeficit" />
    <link:label xlink:type="resource" xlink:label="label_RetainedEarningsAccumulatedDeficit_1" xlink:role="http://www.xbrl.org/2003/role/label" xlink:title="label_RetainedEarningsAccumulatedDeficit_1" xml:lang="en-US" id="label_RetainedEarningsAccumulatedDeficit_1">Retained Earnings (Accumulated Deficit)</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="RetainedEarningsAccumulatedDeficit" xlink:to="label_RetainedEarningsAccumulatedDeficit_1" xlink:title="Label : RetainedEarningsAccumulatedDeficit to label_RetainedEarningsAccumulatedDeficit_1" />
    <link:loc xlink:type="locator" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_StockholdersEquity" xlink:label="StockholdersEquity" xlink:title="StockholdersEquity" />
    <link:label xlink:type="resource" xlink:label="label_StockholdersEquity" xlink:role="http://www.xbrl.org/2003/role/totalLabel" xlink:title="label_StockholdersEquity" xml:lang="en-US" id="label_StockholdersEquity">60P Shareholders&#x2019; Equity:</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="StockholdersEquity" xlink:to="label_StockholdersEquity" xlink:title="Label : StockholdersEquity to label_StockholdersEquity" />
    <link:label xlink:type="resource" xlink:label="label_StockholdersEquity_1" xlink:role="http://www.xbrl.org/2003/role/label" xlink:title="label_StockholdersEquity_1" xml:lang="en-US" id="label_StockholdersEquity_1">Equity, Attributable to Parent</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="StockholdersEquity" xlink:to="label_StockholdersEquity_1" xlink:title="Label : StockholdersEquity to label_StockholdersEquity_1" />
    <link:loc xlink:type="locator" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_MinorityInterest" xlink:label="MinorityInterest" xlink:title="MinorityInterest" />
    <link:label xlink:type="resource" xlink:label="label_MinorityInterest" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:title="label_MinorityInterest" xml:lang="en-US" id="label_MinorityInterest">Noncontrolling Interest</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="MinorityInterest" xlink:to="label_MinorityInterest" xlink:title="Label : MinorityInterest to label_MinorityInterest" />
    <link:label xlink:type="resource" xlink:label="label_MinorityInterest_1" xlink:role="http://www.xbrl.org/2003/role/label" xlink:title="label_MinorityInterest_1" xml:lang="en-US" id="label_MinorityInterest_1">Equity, Attributable to Noncontrolling Interest</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="MinorityInterest" xlink:to="label_MinorityInterest_1" xlink:title="Label : MinorityInterest to label_MinorityInterest_1" />
    <link:loc xlink:type="locator" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_StatementTable" xlink:label="StatementTable" xlink:title="StatementTable" />
    <link:label xlink:type="resource" xlink:label="label_StatementTable" xlink:role="http://www.xbrl.org/2003/role/label" xlink:title="label_StatementTable" xml:lang="en-US" id="label_StatementTable">Statement [Table]</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="StatementTable" xlink:to="label_StatementTable" xlink:title="Label : StatementTable to label_StatementTable" />
    <link:loc xlink:type="locator" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_SeriesAPreferredStockMember" xlink:label="SeriesAPreferredStockMember" xlink:title="SeriesAPreferredStockMember" />
    <link:label xlink:type="resource" xlink:label="label_SeriesAPreferredStockMember" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:title="label_SeriesAPreferredStockMember" xml:lang="en-US" id="label_SeriesAPreferredStockMember">Series A Preferred Stock</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="SeriesAPreferredStockMember" xlink:to="label_SeriesAPreferredStockMember" xlink:title="Label : SeriesAPreferredStockMember to label_SeriesAPreferredStockMember" />
    <link:label xlink:type="resource" xlink:label="label_SeriesAPreferredStockMember_1" xlink:role="http://www.xbrl.org/2003/role/verboseLabel" xlink:title="label_SeriesAPreferredStockMember_1" xml:lang="en-US" id="label_SeriesAPreferredStockMember_1">Series A</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="SeriesAPreferredStockMember" xlink:to="label_SeriesAPreferredStockMember_1" xlink:title="Label : SeriesAPreferredStockMember to label_SeriesAPreferredStockMember_1" />
    <link:label xlink:type="resource" xlink:label="label_SeriesAPreferredStockMember_2" xlink:role="http://www.xbrl.org/2009/role/netLabel" xlink:title="label_SeriesAPreferredStockMember_2" xml:lang="en-US" id="label_SeriesAPreferredStockMember_2">Series A Preferred Stock [Member]</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="SeriesAPreferredStockMember" xlink:to="label_SeriesAPreferredStockMember_2" xlink:title="Label : SeriesAPreferredStockMember to label_SeriesAPreferredStockMember_2" />
    <link:label xlink:type="resource" xlink:label="label_SeriesAPreferredStockMember_3" xlink:role="http://www.xbrl.org/2003/role/label" xlink:title="label_SeriesAPreferredStockMember_3" xml:lang="en-US" id="label_SeriesAPreferredStockMember_3">Series A Preferred Stock [Member]</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="SeriesAPreferredStockMember" xlink:to="label_SeriesAPreferredStockMember_3" xlink:title="Label : SeriesAPreferredStockMember to label_SeriesAPreferredStockMember_3" />
    <link:loc xlink:type="locator" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_StatementLineItems" xlink:label="StatementLineItems" xlink:title="StatementLineItems" />
    <link:label xlink:type="resource" xlink:label="label_StatementLineItems" xlink:role="http://www.xbrl.org/2003/role/label" xlink:title="label_StatementLineItems" xml:lang="en-US" id="label_StatementLineItems">Statement [Line Items]</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="StatementLineItems" xlink:to="label_StatementLineItems" xlink:title="Label : StatementLineItems to label_StatementLineItems" />
    <link:loc xlink:type="locator" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_PreferredStockSharesAuthorized" xlink:label="PreferredStockSharesAuthorized" xlink:title="PreferredStockSharesAuthorized" />
    <link:label xlink:type="resource" xlink:label="label_PreferredStockSharesAuthorized" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:title="label_PreferredStockSharesAuthorized" xml:lang="en-US" id="label_PreferredStockSharesAuthorized">Preferred stock, shares authorized</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="PreferredStockSharesAuthorized" xlink:to="label_PreferredStockSharesAuthorized" xlink:title="Label : PreferredStockSharesAuthorized to label_PreferredStockSharesAuthorized" />
    <link:label xlink:type="resource" xlink:label="label_PreferredStockSharesAuthorized_1" xlink:role="http://www.xbrl.org/2003/role/verboseLabel" xlink:title="label_PreferredStockSharesAuthorized_1" xml:lang="en-US" id="label_PreferredStockSharesAuthorized_1">Preferred stock shares authorized</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="PreferredStockSharesAuthorized" xlink:to="label_PreferredStockSharesAuthorized_1" xlink:title="Label : PreferredStockSharesAuthorized to label_PreferredStockSharesAuthorized_1" />
    <link:label xlink:type="resource" xlink:label="label_PreferredStockSharesAuthorized_2" xlink:role="http://www.xbrl.org/2003/role/label" xlink:title="label_PreferredStockSharesAuthorized_2" xml:lang="en-US" id="label_PreferredStockSharesAuthorized_2">Preferred Stock, Shares Authorized</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="PreferredStockSharesAuthorized" xlink:to="label_PreferredStockSharesAuthorized_2" xlink:title="Label : PreferredStockSharesAuthorized to label_PreferredStockSharesAuthorized_2" />
    <link:loc xlink:type="locator" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_PreferredStockSharesIssued" xlink:label="PreferredStockSharesIssued" xlink:title="PreferredStockSharesIssued" />
    <link:label xlink:type="resource" xlink:label="label_PreferredStockSharesIssued" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:title="label_PreferredStockSharesIssued" xml:lang="en-US" id="label_PreferredStockSharesIssued">Preferred stock, shares issued</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="PreferredStockSharesIssued" xlink:to="label_PreferredStockSharesIssued" xlink:title="Label : PreferredStockSharesIssued to label_PreferredStockSharesIssued" />
    <link:label xlink:type="resource" xlink:label="label_PreferredStockSharesIssued_1" xlink:role="http://www.xbrl.org/2003/role/verboseLabel" xlink:title="label_PreferredStockSharesIssued_1" xml:lang="en-US" id="label_PreferredStockSharesIssued_1">Preferred stock shares issued</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="PreferredStockSharesIssued" xlink:to="label_PreferredStockSharesIssued_1" xlink:title="Label : PreferredStockSharesIssued to label_PreferredStockSharesIssued_1" />
    <link:label xlink:type="resource" xlink:label="label_PreferredStockSharesIssued_2" xlink:role="http://www.xbrl.org/2003/role/label" xlink:title="label_PreferredStockSharesIssued_2" xml:lang="en-US" id="label_PreferredStockSharesIssued_2">Preferred Stock, Shares Issued</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="PreferredStockSharesIssued" xlink:to="label_PreferredStockSharesIssued_2" xlink:title="Label : PreferredStockSharesIssued to label_PreferredStockSharesIssued_2" />
    <link:loc xlink:type="locator" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_PreferredStockSharesOutstanding" xlink:label="PreferredStockSharesOutstanding" xlink:title="PreferredStockSharesOutstanding" />
    <link:label xlink:type="resource" xlink:label="label_PreferredStockSharesOutstanding" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:title="label_PreferredStockSharesOutstanding" xml:lang="en-US" id="label_PreferredStockSharesOutstanding">Preferred stock, shares outstanding</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="PreferredStockSharesOutstanding" xlink:to="label_PreferredStockSharesOutstanding" xlink:title="Label : PreferredStockSharesOutstanding to label_PreferredStockSharesOutstanding" />
    <link:label xlink:type="resource" xlink:label="label_PreferredStockSharesOutstanding_1" xlink:role="http://www.xbrl.org/2003/role/verboseLabel" xlink:title="label_PreferredStockSharesOutstanding_1" xml:lang="en-US" id="label_PreferredStockSharesOutstanding_1">Preferred stock shares outstanding</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="PreferredStockSharesOutstanding" xlink:to="label_PreferredStockSharesOutstanding_1" xlink:title="Label : PreferredStockSharesOutstanding to label_PreferredStockSharesOutstanding_1" />
    <link:label xlink:type="resource" xlink:label="label_PreferredStockSharesOutstanding_2" xlink:role="http://www.xbrl.org/2003/role/label" xlink:title="label_PreferredStockSharesOutstanding_2" xml:lang="en-US" id="label_PreferredStockSharesOutstanding_2">Preferred Stock, Shares Outstanding</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="PreferredStockSharesOutstanding" xlink:to="label_PreferredStockSharesOutstanding_2" xlink:title="Label : PreferredStockSharesOutstanding to label_PreferredStockSharesOutstanding_2" />
    <link:loc xlink:type="locator" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_CommonStockSharesAuthorized" xlink:label="CommonStockSharesAuthorized" xlink:title="CommonStockSharesAuthorized" />
    <link:label xlink:type="resource" xlink:label="label_CommonStockSharesAuthorized" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:title="label_CommonStockSharesAuthorized" xml:lang="en-US" id="label_CommonStockSharesAuthorized">Common stock, shares authorized</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="CommonStockSharesAuthorized" xlink:to="label_CommonStockSharesAuthorized" xlink:title="Label : CommonStockSharesAuthorized to label_CommonStockSharesAuthorized" />
    <link:label xlink:type="resource" xlink:label="label_CommonStockSharesAuthorized_1" xlink:role="http://www.xbrl.org/2003/role/verboseLabel" xlink:title="label_CommonStockSharesAuthorized_1" xml:lang="en-US" id="label_CommonStockSharesAuthorized_1">Common stock shares authorized</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="CommonStockSharesAuthorized" xlink:to="label_CommonStockSharesAuthorized_1" xlink:title="Label : CommonStockSharesAuthorized to label_CommonStockSharesAuthorized_1" />
    <link:label xlink:type="resource" xlink:label="label_CommonStockSharesAuthorized_2" xlink:role="http://www.xbrl.org/2003/role/label" xlink:title="label_CommonStockSharesAuthorized_2" xml:lang="en-US" id="label_CommonStockSharesAuthorized_2">Common Stock, Shares Authorized</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="CommonStockSharesAuthorized" xlink:to="label_CommonStockSharesAuthorized_2" xlink:title="Label : CommonStockSharesAuthorized to label_CommonStockSharesAuthorized_2" />
    <link:loc xlink:type="locator" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_CommonStockSharesIssued" xlink:label="CommonStockSharesIssued" xlink:title="CommonStockSharesIssued" />
    <link:label xlink:type="resource" xlink:label="label_CommonStockSharesIssued" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:title="label_CommonStockSharesIssued" xml:lang="en-US" id="label_CommonStockSharesIssued">Common stock, shares issued</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="CommonStockSharesIssued" xlink:to="label_CommonStockSharesIssued" xlink:title="Label : CommonStockSharesIssued to label_CommonStockSharesIssued" />
    <link:label xlink:type="resource" xlink:label="label_CommonStockSharesIssued_1" xlink:role="http://www.xbrl.org/2003/role/label" xlink:title="label_CommonStockSharesIssued_1" xml:lang="en-US" id="label_CommonStockSharesIssued_1">Common Stock, Shares, Issued</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="CommonStockSharesIssued" xlink:to="label_CommonStockSharesIssued_1" xlink:title="Label : CommonStockSharesIssued to label_CommonStockSharesIssued_1" />
    <link:loc xlink:type="locator" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_CommonStockSharesOutstanding" xlink:label="CommonStockSharesOutstanding" xlink:title="CommonStockSharesOutstanding" />
    <link:label xlink:type="resource" xlink:label="label_CommonStockSharesOutstanding" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:title="label_CommonStockSharesOutstanding" xml:lang="en-US" id="label_CommonStockSharesOutstanding">Common stock, shares outstanding</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="CommonStockSharesOutstanding" xlink:to="label_CommonStockSharesOutstanding" xlink:title="Label : CommonStockSharesOutstanding to label_CommonStockSharesOutstanding" />
    <link:label xlink:type="resource" xlink:label="label_CommonStockSharesOutstanding_1" xlink:role="http://www.xbrl.org/2003/role/verboseLabel" xlink:title="label_CommonStockSharesOutstanding_1" xml:lang="en-US" id="label_CommonStockSharesOutstanding_1">Common stock outstanding</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="CommonStockSharesOutstanding" xlink:to="label_CommonStockSharesOutstanding_1" xlink:title="Label : CommonStockSharesOutstanding to label_CommonStockSharesOutstanding_1" />
    <link:label xlink:type="resource" xlink:label="label_CommonStockSharesOutstanding_2" xlink:role="http://www.xbrl.org/2003/role/label" xlink:title="label_CommonStockSharesOutstanding_2" xml:lang="en-US" id="label_CommonStockSharesOutstanding_2">Common Stock, Shares, Outstanding</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="CommonStockSharesOutstanding" xlink:to="label_CommonStockSharesOutstanding_2" xlink:title="Label : CommonStockSharesOutstanding to label_CommonStockSharesOutstanding_2" />
    <link:loc xlink:type="locator" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_IncomeStatementAbstract" xlink:label="IncomeStatementAbstract" xlink:title="IncomeStatementAbstract" />
    <link:label xlink:type="resource" xlink:label="label_IncomeStatementAbstract" xlink:role="http://www.xbrl.org/2003/role/label" xlink:title="label_IncomeStatementAbstract" xml:lang="en-US" id="label_IncomeStatementAbstract">Income Statement [Abstract]</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="IncomeStatementAbstract" xlink:to="label_IncomeStatementAbstract" xlink:title="Label : IncomeStatementAbstract to label_IncomeStatementAbstract" />
    <link:loc xlink:type="locator" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_CostOfRevenue" xlink:label="CostOfRevenue" xlink:title="CostOfRevenue" />
    <link:label xlink:type="resource" xlink:label="label_CostOfRevenue" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:title="label_CostOfRevenue" xml:lang="en-US" id="label_CostOfRevenue">Cost of Revenues</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="CostOfRevenue" xlink:to="label_CostOfRevenue" xlink:title="Label : CostOfRevenue to label_CostOfRevenue" />
    <link:label xlink:type="resource" xlink:label="label_CostOfRevenue_1" xlink:role="http://www.xbrl.org/2003/role/label" xlink:title="label_CostOfRevenue_1" xml:lang="en-US" id="label_CostOfRevenue_1">Cost of Revenue</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="CostOfRevenue" xlink:to="label_CostOfRevenue_1" xlink:title="Label : CostOfRevenue to label_CostOfRevenue_1" />
    <link:loc xlink:type="locator" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_RevenueNotFromContractWithCustomerOther" xlink:label="RevenueNotFromContractWithCustomerOther" xlink:title="RevenueNotFromContractWithCustomerOther" />
    <link:label xlink:type="resource" xlink:label="label_RevenueNotFromContractWithCustomerOther" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:title="label_RevenueNotFromContractWithCustomerOther" xml:lang="en-US" id="label_RevenueNotFromContractWithCustomerOther">Research Revenues</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="RevenueNotFromContractWithCustomerOther" xlink:to="label_RevenueNotFromContractWithCustomerOther" xlink:title="Label : RevenueNotFromContractWithCustomerOther to label_RevenueNotFromContractWithCustomerOther" />
    <link:label xlink:type="resource" xlink:label="label_RevenueNotFromContractWithCustomerOther_1" xlink:role="http://www.xbrl.org/2003/role/label" xlink:title="label_RevenueNotFromContractWithCustomerOther_1" xml:lang="en-US" id="label_RevenueNotFromContractWithCustomerOther_1">Revenue Not from Contract with Customer, Other</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="RevenueNotFromContractWithCustomerOther" xlink:to="label_RevenueNotFromContractWithCustomerOther_1" xlink:title="Label : RevenueNotFromContractWithCustomerOther to label_RevenueNotFromContractWithCustomerOther_1" />
    <link:loc xlink:type="locator" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_OperatingExpensesAbstract" xlink:label="OperatingExpensesAbstract" xlink:title="OperatingExpensesAbstract" />
    <link:label xlink:type="resource" xlink:label="label_OperatingExpensesAbstract" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:title="label_OperatingExpensesAbstract" xml:lang="en-US" id="label_OperatingExpensesAbstract">Operating Expenses:</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="OperatingExpensesAbstract" xlink:to="label_OperatingExpensesAbstract" xlink:title="Label : OperatingExpensesAbstract to label_OperatingExpensesAbstract" />
    <link:label xlink:type="resource" xlink:label="label_OperatingExpensesAbstract_1" xlink:role="http://www.xbrl.org/2003/role/label" xlink:title="label_OperatingExpensesAbstract_1" xml:lang="en-US" id="label_OperatingExpensesAbstract_1">Operating Expenses [Abstract]</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="OperatingExpensesAbstract" xlink:to="label_OperatingExpensesAbstract_1" xlink:title="Label : OperatingExpensesAbstract to label_OperatingExpensesAbstract_1" />
    <link:loc xlink:type="locator" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_ResearchAndDevelopmentExpense" xlink:label="ResearchAndDevelopmentExpense" xlink:title="ResearchAndDevelopmentExpense" />
    <link:label xlink:type="resource" xlink:label="label_ResearchAndDevelopmentExpense" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:title="label_ResearchAndDevelopmentExpense" xml:lang="en-US" id="label_ResearchAndDevelopmentExpense">Research and Development</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="ResearchAndDevelopmentExpense" xlink:to="label_ResearchAndDevelopmentExpense" xlink:title="Label : ResearchAndDevelopmentExpense to label_ResearchAndDevelopmentExpense" />
    <link:label xlink:type="resource" xlink:label="label_ResearchAndDevelopmentExpense_1" xlink:role="http://www.xbrl.org/2003/role/verboseLabel" xlink:title="label_ResearchAndDevelopmentExpense_1" xml:lang="en-US" id="label_ResearchAndDevelopmentExpense_1">Research and development (in Dollars)</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="ResearchAndDevelopmentExpense" xlink:to="label_ResearchAndDevelopmentExpense_1" xlink:title="Label : ResearchAndDevelopmentExpense to label_ResearchAndDevelopmentExpense_1" />
    <link:label xlink:type="resource" xlink:label="label_ResearchAndDevelopmentExpense_2" xlink:role="http://www.xbrl.org/2003/role/label" xlink:title="label_ResearchAndDevelopmentExpense_2" xml:lang="en-US" id="label_ResearchAndDevelopmentExpense_2">Research and Development Expense</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="ResearchAndDevelopmentExpense" xlink:to="label_ResearchAndDevelopmentExpense_2" xlink:title="Label : ResearchAndDevelopmentExpense to label_ResearchAndDevelopmentExpense_2" />
    <link:loc xlink:type="locator" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_GeneralAndAdministrativeExpense" xlink:label="GeneralAndAdministrativeExpense" xlink:title="GeneralAndAdministrativeExpense" />
    <link:label xlink:type="resource" xlink:label="label_GeneralAndAdministrativeExpense" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:title="label_GeneralAndAdministrativeExpense" xml:lang="en-US" id="label_GeneralAndAdministrativeExpense">General and Administrative Expenses</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="GeneralAndAdministrativeExpense" xlink:to="label_GeneralAndAdministrativeExpense" xlink:title="Label : GeneralAndAdministrativeExpense to label_GeneralAndAdministrativeExpense" />
    <link:label xlink:type="resource" xlink:label="label_GeneralAndAdministrativeExpense_1" xlink:role="http://www.xbrl.org/2003/role/label" xlink:title="label_GeneralAndAdministrativeExpense_1" xml:lang="en-US" id="label_GeneralAndAdministrativeExpense_1">General and Administrative Expense</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="GeneralAndAdministrativeExpense" xlink:to="label_GeneralAndAdministrativeExpense_1" xlink:title="Label : GeneralAndAdministrativeExpense to label_GeneralAndAdministrativeExpense_1" />
    <link:loc xlink:type="locator" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_OperatingExpenses" xlink:label="OperatingExpenses" xlink:title="OperatingExpenses" />
    <link:label xlink:type="resource" xlink:label="label_OperatingExpenses" xlink:role="http://www.xbrl.org/2003/role/totalLabel" xlink:title="label_OperatingExpenses" xml:lang="en-US" id="label_OperatingExpenses">Total Operating Expenses</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="OperatingExpenses" xlink:to="label_OperatingExpenses" xlink:title="Label : OperatingExpenses to label_OperatingExpenses" />
    <link:label xlink:type="resource" xlink:label="label_OperatingExpenses_1" xlink:role="http://www.xbrl.org/2003/role/label" xlink:title="label_OperatingExpenses_1" xml:lang="en-US" id="label_OperatingExpenses_1">Operating Expenses</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="OperatingExpenses" xlink:to="label_OperatingExpenses_1" xlink:title="Label : OperatingExpenses to label_OperatingExpenses_1" />
    <link:loc xlink:type="locator" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_OperatingIncomeLoss" xlink:label="OperatingIncomeLoss" xlink:title="OperatingIncomeLoss" />
    <link:label xlink:type="resource" xlink:label="label_OperatingIncomeLoss" xlink:role="http://www.xbrl.org/2003/role/totalLabel" xlink:title="label_OperatingIncomeLoss" xml:lang="en-US" id="label_OperatingIncomeLoss">Loss from Operations</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="OperatingIncomeLoss" xlink:to="label_OperatingIncomeLoss" xlink:title="Label : OperatingIncomeLoss to label_OperatingIncomeLoss" />
    <link:label xlink:type="resource" xlink:label="label_OperatingIncomeLoss_1" xlink:role="http://www.xbrl.org/2003/role/label" xlink:title="label_OperatingIncomeLoss_1" xml:lang="en-US" id="label_OperatingIncomeLoss_1">Operating Income (Loss)</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="OperatingIncomeLoss" xlink:to="label_OperatingIncomeLoss_1" xlink:title="Label : OperatingIncomeLoss to label_OperatingIncomeLoss_1" />
    <link:loc xlink:type="locator" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_InterestExpenseNonoperating" xlink:label="InterestExpenseNonoperating" xlink:title="InterestExpenseNonoperating" />
    <link:label xlink:type="resource" xlink:label="label_InterestExpenseNonoperating" xlink:role="http://www.xbrl.org/2009/role/negatedLabel" xlink:title="label_InterestExpenseNonoperating" xml:lang="en-US" id="label_InterestExpenseNonoperating">Interest Expense</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="InterestExpenseNonoperating" xlink:to="label_InterestExpenseNonoperating" xlink:title="Label : InterestExpenseNonoperating to label_InterestExpenseNonoperating" />
    <link:label xlink:type="resource" xlink:label="label_InterestExpenseNonoperating_1" xlink:role="http://www.xbrl.org/2003/role/label" xlink:title="label_InterestExpenseNonoperating_1" xml:lang="en-US" id="label_InterestExpenseNonoperating_1">Interest Expense, Nonoperating</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="InterestExpenseNonoperating" xlink:to="label_InterestExpenseNonoperating_1" xlink:title="Label : InterestExpenseNonoperating to label_InterestExpenseNonoperating_1" />
    <link:loc xlink:type="locator" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_FairValueAdjustmentOfWarrants" xlink:label="FairValueAdjustmentOfWarrants" xlink:title="FairValueAdjustmentOfWarrants" />
    <link:label xlink:type="resource" xlink:label="label_FairValueAdjustmentOfWarrants" xlink:role="http://www.xbrl.org/2009/role/negatedLabel" xlink:title="label_FairValueAdjustmentOfWarrants" xml:lang="en-US" id="label_FairValueAdjustmentOfWarrants">Change in Fair Value of Derivative Liabilities</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="FairValueAdjustmentOfWarrants" xlink:to="label_FairValueAdjustmentOfWarrants" xlink:title="Label : FairValueAdjustmentOfWarrants to label_FairValueAdjustmentOfWarrants" />
    <link:label xlink:type="resource" xlink:label="label_FairValueAdjustmentOfWarrants_1" xlink:role="http://www.xbrl.org/2003/role/label" xlink:title="label_FairValueAdjustmentOfWarrants_1" xml:lang="en-US" id="label_FairValueAdjustmentOfWarrants_1">Fair Value Adjustment of Warrants</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="FairValueAdjustmentOfWarrants" xlink:to="label_FairValueAdjustmentOfWarrants_1" xlink:title="Label : FairValueAdjustmentOfWarrants to label_FairValueAdjustmentOfWarrants_1" />
    <link:loc xlink:type="locator" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_OtherNonoperatingIncomeExpense" xlink:label="OtherNonoperatingIncomeExpense" xlink:title="OtherNonoperatingIncomeExpense" />
    <link:label xlink:type="resource" xlink:label="label_OtherNonoperatingIncomeExpense" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:title="label_OtherNonoperatingIncomeExpense" xml:lang="en-US" id="label_OtherNonoperatingIncomeExpense">Other Income, net</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="OtherNonoperatingIncomeExpense" xlink:to="label_OtherNonoperatingIncomeExpense" xlink:title="Label : OtherNonoperatingIncomeExpense to label_OtherNonoperatingIncomeExpense" />
    <link:label xlink:type="resource" xlink:label="label_OtherNonoperatingIncomeExpense_1" xlink:role="http://www.xbrl.org/2003/role/label" xlink:title="label_OtherNonoperatingIncomeExpense_1" xml:lang="en-US" id="label_OtherNonoperatingIncomeExpense_1">Other Nonoperating Income (Expense)</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="OtherNonoperatingIncomeExpense" xlink:to="label_OtherNonoperatingIncomeExpense_1" xlink:title="Label : OtherNonoperatingIncomeExpense to label_OtherNonoperatingIncomeExpense_1" />
    <link:loc xlink:type="locator" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_ComprehensiveIncomeNetOfTaxAttributableToNoncontrollingInterest" xlink:label="ComprehensiveIncomeNetOfTaxAttributableToNoncontrollingInterest" xlink:title="ComprehensiveIncomeNetOfTaxAttributableToNoncontrollingInterest" />
    <link:label xlink:type="resource" xlink:label="label_ComprehensiveIncomeNetOfTaxAttributableToNoncontrollingInterest" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:title="label_ComprehensiveIncomeNetOfTaxAttributableToNoncontrollingInterest" xml:lang="en-US" id="label_ComprehensiveIncomeNetOfTaxAttributableToNoncontrollingInterest">Net Loss &#x2013; Noncontrolling Interest</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="ComprehensiveIncomeNetOfTaxAttributableToNoncontrollingInterest" xlink:to="label_ComprehensiveIncomeNetOfTaxAttributableToNoncontrollingInterest" xlink:title="Label : ComprehensiveIncomeNetOfTaxAttributableToNoncontrollingInterest to label_ComprehensiveIncomeNetOfTaxAttributableToNoncontrollingInterest" />
    <link:label xlink:type="resource" xlink:label="label_ComprehensiveIncomeNetOfTaxAttributableToNoncontrollingInterest_1" xlink:role="http://www.xbrl.org/2003/role/label" xlink:title="label_ComprehensiveIncomeNetOfTaxAttributableToNoncontrollingInterest_1" xml:lang="en-US" id="label_ComprehensiveIncomeNetOfTaxAttributableToNoncontrollingInterest_1">Comprehensive Income (Loss), Net of Tax, Attributable to Noncontrolling Interest</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="ComprehensiveIncomeNetOfTaxAttributableToNoncontrollingInterest" xlink:to="label_ComprehensiveIncomeNetOfTaxAttributableToNoncontrollingInterest_1" xlink:title="Label : ComprehensiveIncomeNetOfTaxAttributableToNoncontrollingInterest to label_ComprehensiveIncomeNetOfTaxAttributableToNoncontrollingInterest_1" />
    <link:loc xlink:type="locator" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_PreferredStockDividendsAndOtherAdjustments" xlink:label="PreferredStockDividendsAndOtherAdjustments" xlink:title="PreferredStockDividendsAndOtherAdjustments" />
    <link:label xlink:type="resource" xlink:label="label_PreferredStockDividendsAndOtherAdjustments" xlink:role="http://www.xbrl.org/2009/role/negatedLabel" xlink:title="label_PreferredStockDividendsAndOtherAdjustments" xml:lang="en-US" id="label_PreferredStockDividendsAndOtherAdjustments">Cumulative Dividends on Series A Preferred Stock</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="PreferredStockDividendsAndOtherAdjustments" xlink:to="label_PreferredStockDividendsAndOtherAdjustments" xlink:title="Label : PreferredStockDividendsAndOtherAdjustments to label_PreferredStockDividendsAndOtherAdjustments" />
    <link:label xlink:type="resource" xlink:label="label_PreferredStockDividendsAndOtherAdjustments_1" xlink:role="http://www.xbrl.org/2003/role/label" xlink:title="label_PreferredStockDividendsAndOtherAdjustments_1" xml:lang="en-US" id="label_PreferredStockDividendsAndOtherAdjustments_1">Preferred Stock Dividends and Other Adjustments</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="PreferredStockDividendsAndOtherAdjustments" xlink:to="label_PreferredStockDividendsAndOtherAdjustments_1" xlink:title="Label : PreferredStockDividendsAndOtherAdjustments to label_PreferredStockDividendsAndOtherAdjustments_1" />
    <link:loc xlink:type="locator" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_EarningsPerShareBasic" xlink:label="EarningsPerShareBasic" xlink:title="EarningsPerShareBasic" />
    <link:label xlink:type="resource" xlink:label="label_EarningsPerShareBasic" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:title="label_EarningsPerShareBasic" xml:lang="en-US" id="label_EarningsPerShareBasic">Basic (in Dollars per share)</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="EarningsPerShareBasic" xlink:to="label_EarningsPerShareBasic" xlink:title="Label : EarningsPerShareBasic to label_EarningsPerShareBasic" />
    <link:label xlink:type="resource" xlink:label="label_EarningsPerShareBasic_1" xlink:role="http://www.xbrl.org/2003/role/label" xlink:title="label_EarningsPerShareBasic_1" xml:lang="en-US" id="label_EarningsPerShareBasic_1">Earnings Per Share, Basic</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="EarningsPerShareBasic" xlink:to="label_EarningsPerShareBasic_1" xlink:title="Label : EarningsPerShareBasic to label_EarningsPerShareBasic_1" />
    <link:loc xlink:type="locator" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_EarningsPerShareDiluted" xlink:label="EarningsPerShareDiluted" xlink:title="EarningsPerShareDiluted" />
    <link:label xlink:type="resource" xlink:label="label_EarningsPerShareDiluted" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:title="label_EarningsPerShareDiluted" xml:lang="en-US" id="label_EarningsPerShareDiluted">Diluted (in Dollars per share)</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="EarningsPerShareDiluted" xlink:to="label_EarningsPerShareDiluted" xlink:title="Label : EarningsPerShareDiluted to label_EarningsPerShareDiluted" />
    <link:label xlink:type="resource" xlink:label="label_EarningsPerShareDiluted_1" xlink:role="http://www.xbrl.org/2003/role/label" xlink:title="label_EarningsPerShareDiluted_1" xml:lang="en-US" id="label_EarningsPerShareDiluted_1">Earnings Per Share, Diluted</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="EarningsPerShareDiluted" xlink:to="label_EarningsPerShareDiluted_1" xlink:title="Label : EarningsPerShareDiluted to label_EarningsPerShareDiluted_1" />
    <link:loc xlink:type="locator" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_WeightedAverageNumberOfSharesOutstandingBasic" xlink:label="WeightedAverageNumberOfSharesOutstandingBasic" xlink:title="WeightedAverageNumberOfSharesOutstandingBasic" />
    <link:label xlink:type="resource" xlink:label="label_WeightedAverageNumberOfSharesOutstandingBasic" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:title="label_WeightedAverageNumberOfSharesOutstandingBasic" xml:lang="en-US" id="label_WeightedAverageNumberOfSharesOutstandingBasic">Basic (in Shares)</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="WeightedAverageNumberOfSharesOutstandingBasic" xlink:to="label_WeightedAverageNumberOfSharesOutstandingBasic" xlink:title="Label : WeightedAverageNumberOfSharesOutstandingBasic to label_WeightedAverageNumberOfSharesOutstandingBasic" />
    <link:label xlink:type="resource" xlink:label="label_WeightedAverageNumberOfSharesOutstandingBasic_1" xlink:role="http://www.xbrl.org/2003/role/label" xlink:title="label_WeightedAverageNumberOfSharesOutstandingBasic_1" xml:lang="en-US" id="label_WeightedAverageNumberOfSharesOutstandingBasic_1">Weighted Average Number of Shares Outstanding, Basic</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="WeightedAverageNumberOfSharesOutstandingBasic" xlink:to="label_WeightedAverageNumberOfSharesOutstandingBasic_1" xlink:title="Label : WeightedAverageNumberOfSharesOutstandingBasic to label_WeightedAverageNumberOfSharesOutstandingBasic_1" />
    <link:loc xlink:type="locator" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_WeightedAverageNumberOfDilutedSharesOutstanding" xlink:label="WeightedAverageNumberOfDilutedSharesOutstanding" xlink:title="WeightedAverageNumberOfDilutedSharesOutstanding" />
    <link:label xlink:type="resource" xlink:label="label_WeightedAverageNumberOfDilutedSharesOutstanding" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:title="label_WeightedAverageNumberOfDilutedSharesOutstanding" xml:lang="en-US" id="label_WeightedAverageNumberOfDilutedSharesOutstanding">Diluted (in Shares)</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="WeightedAverageNumberOfDilutedSharesOutstanding" xlink:to="label_WeightedAverageNumberOfDilutedSharesOutstanding" xlink:title="Label : WeightedAverageNumberOfDilutedSharesOutstanding to label_WeightedAverageNumberOfDilutedSharesOutstanding" />
    <link:label xlink:type="resource" xlink:label="label_WeightedAverageNumberOfDilutedSharesOutstanding_1" xlink:role="http://www.xbrl.org/2003/role/label" xlink:title="label_WeightedAverageNumberOfDilutedSharesOutstanding_1" xml:lang="en-US" id="label_WeightedAverageNumberOfDilutedSharesOutstanding_1">Weighted Average Number of Shares Outstanding, Diluted</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="WeightedAverageNumberOfDilutedSharesOutstanding" xlink:to="label_WeightedAverageNumberOfDilutedSharesOutstanding_1" xlink:title="Label : WeightedAverageNumberOfDilutedSharesOutstanding to label_WeightedAverageNumberOfDilutedSharesOutstanding_1" />
    <link:loc xlink:type="locator" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_StatementOfStockholdersEquityAbstract" xlink:label="StatementOfStockholdersEquityAbstract" xlink:title="StatementOfStockholdersEquityAbstract" />
    <link:label xlink:type="resource" xlink:label="label_StatementOfStockholdersEquityAbstract" xlink:role="http://www.xbrl.org/2003/role/label" xlink:title="label_StatementOfStockholdersEquityAbstract" xml:lang="en-US" id="label_StatementOfStockholdersEquityAbstract">Statement of Stockholders' Equity [Abstract]</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="StatementOfStockholdersEquityAbstract" xlink:to="label_StatementOfStockholdersEquityAbstract" xlink:title="Label : StatementOfStockholdersEquityAbstract to label_StatementOfStockholdersEquityAbstract" />
    <link:loc xlink:type="locator" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_StatementEquityComponentsAxis" xlink:label="StatementEquityComponentsAxis" xlink:title="StatementEquityComponentsAxis" />
    <link:label xlink:type="resource" xlink:label="label_StatementEquityComponentsAxis" xlink:role="http://www.xbrl.org/2003/role/label" xlink:title="label_StatementEquityComponentsAxis" xml:lang="en-US" id="label_StatementEquityComponentsAxis">Equity Components [Axis]</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="StatementEquityComponentsAxis" xlink:to="label_StatementEquityComponentsAxis" xlink:title="Label : StatementEquityComponentsAxis to label_StatementEquityComponentsAxis" />
    <link:loc xlink:type="locator" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_PreferredStockMember" xlink:label="PreferredStockMember" xlink:title="PreferredStockMember" />
    <link:label xlink:type="resource" xlink:label="label_PreferredStockMember" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:title="label_PreferredStockMember" xml:lang="en-US" id="label_PreferredStockMember">Preferred Stock</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="PreferredStockMember" xlink:to="label_PreferredStockMember" xlink:title="Label : PreferredStockMember to label_PreferredStockMember" />
    <link:label xlink:type="resource" xlink:label="label_PreferredStockMember_1" xlink:role="http://www.xbrl.org/2003/role/label" xlink:title="label_PreferredStockMember_1" xml:lang="en-US" id="label_PreferredStockMember_1">Preferred Stock [Member]</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="PreferredStockMember" xlink:to="label_PreferredStockMember_1" xlink:title="Label : PreferredStockMember to label_PreferredStockMember_1" />
    <link:loc xlink:type="locator" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_AdditionalPaidInCapitalMember" xlink:label="AdditionalPaidInCapitalMember" xlink:title="AdditionalPaidInCapitalMember" />
    <link:label xlink:type="resource" xlink:label="label_AdditionalPaidInCapitalMember" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:title="label_AdditionalPaidInCapitalMember" xml:lang="en-US" id="label_AdditionalPaidInCapitalMember">Additional Paid-In Capital</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="AdditionalPaidInCapitalMember" xlink:to="label_AdditionalPaidInCapitalMember" xlink:title="Label : AdditionalPaidInCapitalMember to label_AdditionalPaidInCapitalMember" />
    <link:label xlink:type="resource" xlink:label="label_AdditionalPaidInCapitalMember_1" xlink:role="http://www.xbrl.org/2003/role/label" xlink:title="label_AdditionalPaidInCapitalMember_1" xml:lang="en-US" id="label_AdditionalPaidInCapitalMember_1">Additional Paid-in Capital [Member]</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="AdditionalPaidInCapitalMember" xlink:to="label_AdditionalPaidInCapitalMember_1" xlink:title="Label : AdditionalPaidInCapitalMember to label_AdditionalPaidInCapitalMember_1" />
    <link:loc xlink:type="locator" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_RetainedEarningsUnappropriatedMember" xlink:label="RetainedEarningsUnappropriatedMember" xlink:title="RetainedEarningsUnappropriatedMember" />
    <link:label xlink:type="resource" xlink:label="label_RetainedEarningsUnappropriatedMember" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:title="label_RetainedEarningsUnappropriatedMember" xml:lang="en-US" id="label_RetainedEarningsUnappropriatedMember">Accumulated Deficit</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="RetainedEarningsUnappropriatedMember" xlink:to="label_RetainedEarningsUnappropriatedMember" xlink:title="Label : RetainedEarningsUnappropriatedMember to label_RetainedEarningsUnappropriatedMember" />
    <link:label xlink:type="resource" xlink:label="label_RetainedEarningsUnappropriatedMember_1" xlink:role="http://www.xbrl.org/2003/role/label" xlink:title="label_RetainedEarningsUnappropriatedMember_1" xml:lang="en-US" id="label_RetainedEarningsUnappropriatedMember_1">Retained Earnings, Unappropriated [Member]</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="RetainedEarningsUnappropriatedMember" xlink:to="label_RetainedEarningsUnappropriatedMember_1" xlink:title="Label : RetainedEarningsUnappropriatedMember to label_RetainedEarningsUnappropriatedMember_1" />
    <link:loc xlink:type="locator" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_AccumulatedOtherComprehensiveIncomeMember" xlink:label="AccumulatedOtherComprehensiveIncomeMember" xlink:title="AccumulatedOtherComprehensiveIncomeMember" />
    <link:label xlink:type="resource" xlink:label="label_AccumulatedOtherComprehensiveIncomeMember" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:title="label_AccumulatedOtherComprehensiveIncomeMember" xml:lang="en-US" id="label_AccumulatedOtherComprehensiveIncomeMember">Accumulated Other Comprehensive Income (Loss)</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="AccumulatedOtherComprehensiveIncomeMember" xlink:to="label_AccumulatedOtherComprehensiveIncomeMember" xlink:title="Label : AccumulatedOtherComprehensiveIncomeMember to label_AccumulatedOtherComprehensiveIncomeMember" />
    <link:label xlink:type="resource" xlink:label="label_AccumulatedOtherComprehensiveIncomeMember_1" xlink:role="http://www.xbrl.org/2003/role/label" xlink:title="label_AccumulatedOtherComprehensiveIncomeMember_1" xml:lang="en-US" id="label_AccumulatedOtherComprehensiveIncomeMember_1">AOCI Attributable to Parent [Member]</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="AccumulatedOtherComprehensiveIncomeMember" xlink:to="label_AccumulatedOtherComprehensiveIncomeMember_1" xlink:title="Label : AccumulatedOtherComprehensiveIncomeMember to label_AccumulatedOtherComprehensiveIncomeMember_1" />
    <link:loc xlink:type="locator" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_ParentMember" xlink:label="ParentMember" xlink:title="ParentMember" />
    <link:label xlink:type="resource" xlink:label="label_ParentMember" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:title="label_ParentMember" xml:lang="en-US" id="label_ParentMember">Total Shareholders&#x2019; Equity Attributable to 60P</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="ParentMember" xlink:to="label_ParentMember" xlink:title="Label : ParentMember to label_ParentMember" />
    <link:label xlink:type="resource" xlink:label="label_ParentMember_1" xlink:role="http://www.xbrl.org/2003/role/verboseLabel" xlink:title="label_ParentMember_1" xml:lang="en-US" id="label_ParentMember_1">Total Shareholders&#x2019; Equity (Deficit) Attributable to 60P</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="ParentMember" xlink:to="label_ParentMember_1" xlink:title="Label : ParentMember to label_ParentMember_1" />
    <link:label xlink:type="resource" xlink:label="label_ParentMember_2" xlink:role="http://www.xbrl.org/2003/role/label" xlink:title="label_ParentMember_2" xml:lang="en-US" id="label_ParentMember_2">Parent [Member]</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="ParentMember" xlink:to="label_ParentMember_2" xlink:title="Label : ParentMember to label_ParentMember_2" />
    <link:loc xlink:type="locator" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_NoncontrollingInterestMember" xlink:label="NoncontrollingInterestMember" xlink:title="NoncontrollingInterestMember" />
    <link:label xlink:type="resource" xlink:label="label_NoncontrollingInterestMember" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:title="label_NoncontrollingInterestMember" xml:lang="en-US" id="label_NoncontrollingInterestMember">Noncontrolling Interest on Shareholders</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="NoncontrollingInterestMember" xlink:to="label_NoncontrollingInterestMember" xlink:title="Label : NoncontrollingInterestMember to label_NoncontrollingInterestMember" />
    <link:label xlink:type="resource" xlink:label="label_NoncontrollingInterestMember_1" xlink:role="http://www.xbrl.org/2003/role/label" xlink:title="label_NoncontrollingInterestMember_1" xml:lang="en-US" id="label_NoncontrollingInterestMember_1">Noncontrolling Interest [Member]</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="NoncontrollingInterestMember" xlink:to="label_NoncontrollingInterestMember_1" xlink:title="Label : NoncontrollingInterestMember to label_NoncontrollingInterestMember_1" />
    <link:loc xlink:type="locator" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_EquityComponentDomain" xlink:label="EquityComponentDomain" xlink:title="EquityComponentDomain" />
    <link:label xlink:type="resource" xlink:label="label_EquityComponentDomain" xlink:role="http://www.xbrl.org/2003/role/label" xlink:title="label_EquityComponentDomain" xml:lang="en-US" id="label_EquityComponentDomain">Equity Component [Domain]</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="EquityComponentDomain" xlink:to="label_EquityComponentDomain" xlink:title="Label : EquityComponentDomain to label_EquityComponentDomain" />
    <link:loc xlink:type="locator" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_SharesOutstanding" xlink:label="SharesOutstanding" xlink:title="SharesOutstanding" />
    <link:label xlink:type="resource" xlink:label="label_SharesOutstanding" xlink:role="http://www.xbrl.org/2003/role/periodStartLabel" xlink:title="label_SharesOutstanding" xml:lang="en-US" id="label_SharesOutstanding">Balance (in Shares)</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="SharesOutstanding" xlink:to="label_SharesOutstanding" xlink:title="Label : SharesOutstanding to label_SharesOutstanding" />
    <link:label xlink:type="resource" xlink:label="label_SharesOutstanding_1" xlink:role="http://www.xbrl.org/2003/role/periodEndLabel" xlink:title="label_SharesOutstanding_1" xml:lang="en-US" id="label_SharesOutstanding_1">Balance (in Shares)</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="SharesOutstanding" xlink:to="label_SharesOutstanding_1" xlink:title="Label : SharesOutstanding to label_SharesOutstanding_1" />
    <link:label xlink:type="resource" xlink:label="label_SharesOutstanding_2" xlink:role="http://www.xbrl.org/2003/role/label" xlink:title="label_SharesOutstanding_2" xml:lang="en-US" id="label_SharesOutstanding_2">Shares, Outstanding</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="SharesOutstanding" xlink:to="label_SharesOutstanding_2" xlink:title="Label : SharesOutstanding to label_SharesOutstanding_2" />
    <link:loc xlink:type="locator" xlink:href="sxtp-20260630.xsd#sxtp_StockIssuedDuringPeriodValueIssuanceOfCommonStockAndWarrantsPursuantToJanuary2025OfferingNetOfOfferingCosts" xlink:label="StockIssuedDuringPeriodValueIssuanceOfCommonStockAndWarrantsPursuantToJanuary2025OfferingNetOfOfferingCosts" xlink:title="StockIssuedDuringPeriodValueIssuanceOfCommonStockAndWarrantsPursuantToJanuary2025OfferingNetOfOfferingCosts" />
    <link:label xlink:type="resource" xlink:label="label_StockIssuedDuringPeriodValueIssuanceOfCommonStockAndWarrantsPursuantToJanuary2025OfferingNetOfOfferingCosts" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:title="label_StockIssuedDuringPeriodValueIssuanceOfCommonStockAndWarrantsPursuantToJanuary2025OfferingNetOfOfferingCosts" xml:lang="en-US" id="label_StockIssuedDuringPeriodValueIssuanceOfCommonStockAndWarrantsPursuantToJanuary2025OfferingNetOfOfferingCosts">Issuance of common stock and warrants pursuant to January 2025 Offering, net of offering costs paid at closing and deferred offering costs (Note 6)</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="StockIssuedDuringPeriodValueIssuanceOfCommonStockAndWarrantsPursuantToJanuary2025OfferingNetOfOfferingCosts" xlink:to="label_StockIssuedDuringPeriodValueIssuanceOfCommonStockAndWarrantsPursuantToJanuary2025OfferingNetOfOfferingCosts" xlink:title="Label : StockIssuedDuringPeriodValueIssuanceOfCommonStockAndWarrantsPursuantToJanuary2025OfferingNetOfOfferingCosts to label_StockIssuedDuringPeriodValueIssuanceOfCommonStockAndWarrantsPursuantToJanuary2025OfferingNetOfOfferingCosts" />
    <link:label xlink:type="resource" xlink:label="label_StockIssuedDuringPeriodValueIssuanceOfCommonStockAndWarrantsPursuantToJanuary2025OfferingNetOfOfferingCosts_1" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:title="label_StockIssuedDuringPeriodValueIssuanceOfCommonStockAndWarrantsPursuantToJanuary2025OfferingNetOfOfferingCosts_1" xml:lang="en-US" id="label_StockIssuedDuringPeriodValueIssuanceOfCommonStockAndWarrantsPursuantToJanuary2025OfferingNetOfOfferingCosts_1">The amount of issuance of common stock and warrants pursuant to January 2025 Offering, net of offering costs ...</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="StockIssuedDuringPeriodValueIssuanceOfCommonStockAndWarrantsPursuantToJanuary2025OfferingNetOfOfferingCosts" xlink:to="label_StockIssuedDuringPeriodValueIssuanceOfCommonStockAndWarrantsPursuantToJanuary2025OfferingNetOfOfferingCosts_1" xlink:title="Label : StockIssuedDuringPeriodValueIssuanceOfCommonStockAndWarrantsPursuantToJanuary2025OfferingNetOfOfferingCosts to label_StockIssuedDuringPeriodValueIssuanceOfCommonStockAndWarrantsPursuantToJanuary2025OfferingNetOfOfferingCosts_1" />
    <link:label xlink:type="resource" xlink:label="label_StockIssuedDuringPeriodValueIssuanceOfCommonStockAndWarrantsPursuantToJanuary2025OfferingNetOfOfferingCosts_2" xlink:role="http://www.xbrl.org/2003/role/label" xlink:title="label_StockIssuedDuringPeriodValueIssuanceOfCommonStockAndWarrantsPursuantToJanuary2025OfferingNetOfOfferingCosts_2" xml:lang="en-US" id="label_StockIssuedDuringPeriodValueIssuanceOfCommonStockAndWarrantsPursuantToJanuary2025OfferingNetOfOfferingCosts_2">Stock Issued During Period Value Issuance Of Common Stock And Warrants Pursuant To January2025 Offering Net Of Offering Costs</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="StockIssuedDuringPeriodValueIssuanceOfCommonStockAndWarrantsPursuantToJanuary2025OfferingNetOfOfferingCosts" xlink:to="label_StockIssuedDuringPeriodValueIssuanceOfCommonStockAndWarrantsPursuantToJanuary2025OfferingNetOfOfferingCosts_2" xlink:title="Label : StockIssuedDuringPeriodValueIssuanceOfCommonStockAndWarrantsPursuantToJanuary2025OfferingNetOfOfferingCosts to label_StockIssuedDuringPeriodValueIssuanceOfCommonStockAndWarrantsPursuantToJanuary2025OfferingNetOfOfferingCosts_2" />
    <link:loc xlink:type="locator" xlink:href="sxtp-20260630.xsd#sxtp_StockIssuedDuringPeriodIssuanceOfCommonStockAndWarrantsPursuantToJanuary2025OfferingNetOfOfferingCosts" xlink:label="StockIssuedDuringPeriodIssuanceOfCommonStockAndWarrantsPursuantToJanuary2025OfferingNetOfOfferingCosts" xlink:title="StockIssuedDuringPeriodIssuanceOfCommonStockAndWarrantsPursuantToJanuary2025OfferingNetOfOfferingCosts" />
    <link:label xlink:type="resource" xlink:label="label_StockIssuedDuringPeriodIssuanceOfCommonStockAndWarrantsPursuantToJanuary2025OfferingNetOfOfferingCosts" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:title="label_StockIssuedDuringPeriodIssuanceOfCommonStockAndWarrantsPursuantToJanuary2025OfferingNetOfOfferingCosts" xml:lang="en-US" id="label_StockIssuedDuringPeriodIssuanceOfCommonStockAndWarrantsPursuantToJanuary2025OfferingNetOfOfferingCosts">Issuance of common stock and warrants pursuant to January 2025 Offering, net of offering costs paid at closing and deferred offering costs (Note 6) (in Shares)</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="StockIssuedDuringPeriodIssuanceOfCommonStockAndWarrantsPursuantToJanuary2025OfferingNetOfOfferingCosts" xlink:to="label_StockIssuedDuringPeriodIssuanceOfCommonStockAndWarrantsPursuantToJanuary2025OfferingNetOfOfferingCosts" xlink:title="Label : StockIssuedDuringPeriodIssuanceOfCommonStockAndWarrantsPursuantToJanuary2025OfferingNetOfOfferingCosts to label_StockIssuedDuringPeriodIssuanceOfCommonStockAndWarrantsPursuantToJanuary2025OfferingNetOfOfferingCosts" />
    <link:label xlink:type="resource" xlink:label="label_StockIssuedDuringPeriodIssuanceOfCommonStockAndWarrantsPursuantToJanuary2025OfferingNetOfOfferingCosts_1" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:title="label_StockIssuedDuringPeriodIssuanceOfCommonStockAndWarrantsPursuantToJanuary2025OfferingNetOfOfferingCosts_1" xml:lang="en-US" id="label_StockIssuedDuringPeriodIssuanceOfCommonStockAndWarrantsPursuantToJanuary2025OfferingNetOfOfferingCosts_1">Issuance of common stock and warrants pursuant to January 2025 Offering, net of offering costs .</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="StockIssuedDuringPeriodIssuanceOfCommonStockAndWarrantsPursuantToJanuary2025OfferingNetOfOfferingCosts" xlink:to="label_StockIssuedDuringPeriodIssuanceOfCommonStockAndWarrantsPursuantToJanuary2025OfferingNetOfOfferingCosts_1" xlink:title="Label : StockIssuedDuringPeriodIssuanceOfCommonStockAndWarrantsPursuantToJanuary2025OfferingNetOfOfferingCosts to label_StockIssuedDuringPeriodIssuanceOfCommonStockAndWarrantsPursuantToJanuary2025OfferingNetOfOfferingCosts_1" />
    <link:label xlink:type="resource" xlink:label="label_StockIssuedDuringPeriodIssuanceOfCommonStockAndWarrantsPursuantToJanuary2025OfferingNetOfOfferingCosts_2" xlink:role="http://www.xbrl.org/2003/role/label" xlink:title="label_StockIssuedDuringPeriodIssuanceOfCommonStockAndWarrantsPursuantToJanuary2025OfferingNetOfOfferingCosts_2" xml:lang="en-US" id="label_StockIssuedDuringPeriodIssuanceOfCommonStockAndWarrantsPursuantToJanuary2025OfferingNetOfOfferingCosts_2">Stock Issued During Period Issuance Of Common Stock And Warrants Pursuant To January2025 Offering Net Of Offering Costs</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="StockIssuedDuringPeriodIssuanceOfCommonStockAndWarrantsPursuantToJanuary2025OfferingNetOfOfferingCosts" xlink:to="label_StockIssuedDuringPeriodIssuanceOfCommonStockAndWarrantsPursuantToJanuary2025OfferingNetOfOfferingCosts_2" xlink:title="Label : StockIssuedDuringPeriodIssuanceOfCommonStockAndWarrantsPursuantToJanuary2025OfferingNetOfOfferingCosts to label_StockIssuedDuringPeriodIssuanceOfCommonStockAndWarrantsPursuantToJanuary2025OfferingNetOfOfferingCosts_2" />
    <link:loc xlink:type="locator" xlink:href="sxtp-20260630.xsd#sxtp_StockIssuedDuringPeriodValueIssuanceOfCommonStockAndWarrantsPursuantToFebruary2025OfferingNetOfOfferingCosts" xlink:label="StockIssuedDuringPeriodValueIssuanceOfCommonStockAndWarrantsPursuantToFebruary2025OfferingNetOfOfferingCosts" xlink:title="StockIssuedDuringPeriodValueIssuanceOfCommonStockAndWarrantsPursuantToFebruary2025OfferingNetOfOfferingCosts" />
    <link:label xlink:type="resource" xlink:label="label_StockIssuedDuringPeriodValueIssuanceOfCommonStockAndWarrantsPursuantToFebruary2025OfferingNetOfOfferingCosts" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:title="label_StockIssuedDuringPeriodValueIssuanceOfCommonStockAndWarrantsPursuantToFebruary2025OfferingNetOfOfferingCosts" xml:lang="en-US" id="label_StockIssuedDuringPeriodValueIssuanceOfCommonStockAndWarrantsPursuantToFebruary2025OfferingNetOfOfferingCosts">Issuance of common stock and warrants pursuant to February 2025 Offering, net of offering costs paid at closing and deferred offering costs (Note 6)</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="StockIssuedDuringPeriodValueIssuanceOfCommonStockAndWarrantsPursuantToFebruary2025OfferingNetOfOfferingCosts" xlink:to="label_StockIssuedDuringPeriodValueIssuanceOfCommonStockAndWarrantsPursuantToFebruary2025OfferingNetOfOfferingCosts" xlink:title="Label : StockIssuedDuringPeriodValueIssuanceOfCommonStockAndWarrantsPursuantToFebruary2025OfferingNetOfOfferingCosts to label_StockIssuedDuringPeriodValueIssuanceOfCommonStockAndWarrantsPursuantToFebruary2025OfferingNetOfOfferingCosts" />
    <link:label xlink:type="resource" xlink:label="label_StockIssuedDuringPeriodValueIssuanceOfCommonStockAndWarrantsPursuantToFebruary2025OfferingNetOfOfferingCosts_1" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:title="label_StockIssuedDuringPeriodValueIssuanceOfCommonStockAndWarrantsPursuantToFebruary2025OfferingNetOfOfferingCosts_1" xml:lang="en-US" id="label_StockIssuedDuringPeriodValueIssuanceOfCommonStockAndWarrantsPursuantToFebruary2025OfferingNetOfOfferingCosts_1">The amount of Issuance of common stock and warrants pursuant to February 2025 Offering, net of offering costs ...</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="StockIssuedDuringPeriodValueIssuanceOfCommonStockAndWarrantsPursuantToFebruary2025OfferingNetOfOfferingCosts" xlink:to="label_StockIssuedDuringPeriodValueIssuanceOfCommonStockAndWarrantsPursuantToFebruary2025OfferingNetOfOfferingCosts_1" xlink:title="Label : StockIssuedDuringPeriodValueIssuanceOfCommonStockAndWarrantsPursuantToFebruary2025OfferingNetOfOfferingCosts to label_StockIssuedDuringPeriodValueIssuanceOfCommonStockAndWarrantsPursuantToFebruary2025OfferingNetOfOfferingCosts_1" />
    <link:label xlink:type="resource" xlink:label="label_StockIssuedDuringPeriodValueIssuanceOfCommonStockAndWarrantsPursuantToFebruary2025OfferingNetOfOfferingCosts_2" xlink:role="http://www.xbrl.org/2003/role/label" xlink:title="label_StockIssuedDuringPeriodValueIssuanceOfCommonStockAndWarrantsPursuantToFebruary2025OfferingNetOfOfferingCosts_2" xml:lang="en-US" id="label_StockIssuedDuringPeriodValueIssuanceOfCommonStockAndWarrantsPursuantToFebruary2025OfferingNetOfOfferingCosts_2">Stock Issued During Period Value Issuance Of Common Stock And Warrants Pursuant To February2025 Offering Net Of Offering Costs</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="StockIssuedDuringPeriodValueIssuanceOfCommonStockAndWarrantsPursuantToFebruary2025OfferingNetOfOfferingCosts" xlink:to="label_StockIssuedDuringPeriodValueIssuanceOfCommonStockAndWarrantsPursuantToFebruary2025OfferingNetOfOfferingCosts_2" xlink:title="Label : StockIssuedDuringPeriodValueIssuanceOfCommonStockAndWarrantsPursuantToFebruary2025OfferingNetOfOfferingCosts to label_StockIssuedDuringPeriodValueIssuanceOfCommonStockAndWarrantsPursuantToFebruary2025OfferingNetOfOfferingCosts_2" />
    <link:loc xlink:type="locator" xlink:href="sxtp-20260630.xsd#sxtp_StockIssuedDuringPeriodIssuanceOfCommonStockAndWarrantsPursuantToFebruary2025OfferingNetOfOfferingCosts" xlink:label="StockIssuedDuringPeriodIssuanceOfCommonStockAndWarrantsPursuantToFebruary2025OfferingNetOfOfferingCosts" xlink:title="StockIssuedDuringPeriodIssuanceOfCommonStockAndWarrantsPursuantToFebruary2025OfferingNetOfOfferingCosts" />
    <link:label xlink:type="resource" xlink:label="label_StockIssuedDuringPeriodIssuanceOfCommonStockAndWarrantsPursuantToFebruary2025OfferingNetOfOfferingCosts" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:title="label_StockIssuedDuringPeriodIssuanceOfCommonStockAndWarrantsPursuantToFebruary2025OfferingNetOfOfferingCosts" xml:lang="en-US" id="label_StockIssuedDuringPeriodIssuanceOfCommonStockAndWarrantsPursuantToFebruary2025OfferingNetOfOfferingCosts">Issuance of common stock and warrants pursuant to February 2025 Offering, net of offering costs paid at closing and deferred offering costs (Note 6) (in Shares)</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="StockIssuedDuringPeriodIssuanceOfCommonStockAndWarrantsPursuantToFebruary2025OfferingNetOfOfferingCosts" xlink:to="label_StockIssuedDuringPeriodIssuanceOfCommonStockAndWarrantsPursuantToFebruary2025OfferingNetOfOfferingCosts" xlink:title="Label : StockIssuedDuringPeriodIssuanceOfCommonStockAndWarrantsPursuantToFebruary2025OfferingNetOfOfferingCosts to label_StockIssuedDuringPeriodIssuanceOfCommonStockAndWarrantsPursuantToFebruary2025OfferingNetOfOfferingCosts" />
    <link:label xlink:type="resource" xlink:label="label_StockIssuedDuringPeriodIssuanceOfCommonStockAndWarrantsPursuantToFebruary2025OfferingNetOfOfferingCosts_1" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:title="label_StockIssuedDuringPeriodIssuanceOfCommonStockAndWarrantsPursuantToFebruary2025OfferingNetOfOfferingCosts_1" xml:lang="en-US" id="label_StockIssuedDuringPeriodIssuanceOfCommonStockAndWarrantsPursuantToFebruary2025OfferingNetOfOfferingCosts_1">Issuance of common stock and warrants pursuant to February 2025 Offering, net of offering costs .</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="StockIssuedDuringPeriodIssuanceOfCommonStockAndWarrantsPursuantToFebruary2025OfferingNetOfOfferingCosts" xlink:to="label_StockIssuedDuringPeriodIssuanceOfCommonStockAndWarrantsPursuantToFebruary2025OfferingNetOfOfferingCosts_1" xlink:title="Label : StockIssuedDuringPeriodIssuanceOfCommonStockAndWarrantsPursuantToFebruary2025OfferingNetOfOfferingCosts to label_StockIssuedDuringPeriodIssuanceOfCommonStockAndWarrantsPursuantToFebruary2025OfferingNetOfOfferingCosts_1" />
    <link:label xlink:type="resource" xlink:label="label_StockIssuedDuringPeriodIssuanceOfCommonStockAndWarrantsPursuantToFebruary2025OfferingNetOfOfferingCosts_2" xlink:role="http://www.xbrl.org/2003/role/label" xlink:title="label_StockIssuedDuringPeriodIssuanceOfCommonStockAndWarrantsPursuantToFebruary2025OfferingNetOfOfferingCosts_2" xml:lang="en-US" id="label_StockIssuedDuringPeriodIssuanceOfCommonStockAndWarrantsPursuantToFebruary2025OfferingNetOfOfferingCosts_2">Stock Issued During Period Issuance Of Common Stock And Warrants Pursuant To February2025 Offering Net Of Offering Costs</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="StockIssuedDuringPeriodIssuanceOfCommonStockAndWarrantsPursuantToFebruary2025OfferingNetOfOfferingCosts" xlink:to="label_StockIssuedDuringPeriodIssuanceOfCommonStockAndWarrantsPursuantToFebruary2025OfferingNetOfOfferingCosts_2" xlink:title="Label : StockIssuedDuringPeriodIssuanceOfCommonStockAndWarrantsPursuantToFebruary2025OfferingNetOfOfferingCosts to label_StockIssuedDuringPeriodIssuanceOfCommonStockAndWarrantsPursuantToFebruary2025OfferingNetOfOfferingCosts_2" />
    <link:loc xlink:type="locator" xlink:href="sxtp-20260630.xsd#sxtp_StockIssuedDuringPeriodValueStockIssuanceOfCommonStockUponExerciseOfPreFundedWarrants" xlink:label="StockIssuedDuringPeriodValueStockIssuanceOfCommonStockUponExerciseOfPreFundedWarrants" xlink:title="StockIssuedDuringPeriodValueStockIssuanceOfCommonStockUponExerciseOfPreFundedWarrants" />
    <link:label xlink:type="resource" xlink:label="label_StockIssuedDuringPeriodValueStockIssuanceOfCommonStockUponExerciseOfPreFundedWarrants" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:title="label_StockIssuedDuringPeriodValueStockIssuanceOfCommonStockUponExerciseOfPreFundedWarrants" xml:lang="en-US" id="label_StockIssuedDuringPeriodValueStockIssuanceOfCommonStockUponExerciseOfPreFundedWarrants">Issuance of common stock upon exercise of Pre-Funded Warrants</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="StockIssuedDuringPeriodValueStockIssuanceOfCommonStockUponExerciseOfPreFundedWarrants" xlink:to="label_StockIssuedDuringPeriodValueStockIssuanceOfCommonStockUponExerciseOfPreFundedWarrants" xlink:title="Label : StockIssuedDuringPeriodValueStockIssuanceOfCommonStockUponExerciseOfPreFundedWarrants to label_StockIssuedDuringPeriodValueStockIssuanceOfCommonStockUponExerciseOfPreFundedWarrants" />
    <link:label xlink:type="resource" xlink:label="label_StockIssuedDuringPeriodValueStockIssuanceOfCommonStockUponExerciseOfPreFundedWarrants_1" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:title="label_StockIssuedDuringPeriodValueStockIssuanceOfCommonStockUponExerciseOfPreFundedWarrants_1" xml:lang="en-US" id="label_StockIssuedDuringPeriodValueStockIssuanceOfCommonStockUponExerciseOfPreFundedWarrants_1">Issuance of common stock upon exercise of pre-funded warrants.</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="StockIssuedDuringPeriodValueStockIssuanceOfCommonStockUponExerciseOfPreFundedWarrants" xlink:to="label_StockIssuedDuringPeriodValueStockIssuanceOfCommonStockUponExerciseOfPreFundedWarrants_1" xlink:title="Label : StockIssuedDuringPeriodValueStockIssuanceOfCommonStockUponExerciseOfPreFundedWarrants to label_StockIssuedDuringPeriodValueStockIssuanceOfCommonStockUponExerciseOfPreFundedWarrants_1" />
    <link:label xlink:type="resource" xlink:label="label_StockIssuedDuringPeriodValueStockIssuanceOfCommonStockUponExerciseOfPreFundedWarrants_2" xlink:role="http://www.xbrl.org/2003/role/label" xlink:title="label_StockIssuedDuringPeriodValueStockIssuanceOfCommonStockUponExerciseOfPreFundedWarrants_2" xml:lang="en-US" id="label_StockIssuedDuringPeriodValueStockIssuanceOfCommonStockUponExerciseOfPreFundedWarrants_2">Stock Issued During Period Value Stock Issuance Of Common Stock Upon Exercise Of Pre Funded Warrants</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="StockIssuedDuringPeriodValueStockIssuanceOfCommonStockUponExerciseOfPreFundedWarrants" xlink:to="label_StockIssuedDuringPeriodValueStockIssuanceOfCommonStockUponExerciseOfPreFundedWarrants_2" xlink:title="Label : StockIssuedDuringPeriodValueStockIssuanceOfCommonStockUponExerciseOfPreFundedWarrants to label_StockIssuedDuringPeriodValueStockIssuanceOfCommonStockUponExerciseOfPreFundedWarrants_2" />
    <link:loc xlink:type="locator" xlink:href="sxtp-20260630.xsd#sxtp_StockIssuedDuringPeriodValueIssuanceOfSharesForAnnualPerformanceBonusesNetOfSharesWithheldForTaxes" xlink:label="StockIssuedDuringPeriodValueIssuanceOfSharesForAnnualPerformanceBonusesNetOfSharesWithheldForTaxes" xlink:title="StockIssuedDuringPeriodValueIssuanceOfSharesForAnnualPerformanceBonusesNetOfSharesWithheldForTaxes" />
    <link:label xlink:type="resource" xlink:label="label_StockIssuedDuringPeriodValueIssuanceOfSharesForAnnualPerformanceBonusesNetOfSharesWithheldForTaxes" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:title="label_StockIssuedDuringPeriodValueIssuanceOfSharesForAnnualPerformanceBonusesNetOfSharesWithheldForTaxes" xml:lang="en-US" id="label_StockIssuedDuringPeriodValueIssuanceOfSharesForAnnualPerformanceBonusesNetOfSharesWithheldForTaxes">Issuance of shares for annual performance bonuses, net of shares withheld for taxes</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="StockIssuedDuringPeriodValueIssuanceOfSharesForAnnualPerformanceBonusesNetOfSharesWithheldForTaxes" xlink:to="label_StockIssuedDuringPeriodValueIssuanceOfSharesForAnnualPerformanceBonusesNetOfSharesWithheldForTaxes" xlink:title="Label : StockIssuedDuringPeriodValueIssuanceOfSharesForAnnualPerformanceBonusesNetOfSharesWithheldForTaxes to label_StockIssuedDuringPeriodValueIssuanceOfSharesForAnnualPerformanceBonusesNetOfSharesWithheldForTaxes" />
    <link:label xlink:type="resource" xlink:label="label_StockIssuedDuringPeriodValueIssuanceOfSharesForAnnualPerformanceBonusesNetOfSharesWithheldForTaxes_1" xlink:role="http://www.xbrl.org/2003/role/verboseLabel" xlink:title="label_StockIssuedDuringPeriodValueIssuanceOfSharesForAnnualPerformanceBonusesNetOfSharesWithheldForTaxes_1" xml:lang="en-US" id="label_StockIssuedDuringPeriodValueIssuanceOfSharesForAnnualPerformanceBonusesNetOfSharesWithheldForTaxes_1">Shares of common stock to the executives in settlement</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="StockIssuedDuringPeriodValueIssuanceOfSharesForAnnualPerformanceBonusesNetOfSharesWithheldForTaxes" xlink:to="label_StockIssuedDuringPeriodValueIssuanceOfSharesForAnnualPerformanceBonusesNetOfSharesWithheldForTaxes_1" xlink:title="Label : StockIssuedDuringPeriodValueIssuanceOfSharesForAnnualPerformanceBonusesNetOfSharesWithheldForTaxes to label_StockIssuedDuringPeriodValueIssuanceOfSharesForAnnualPerformanceBonusesNetOfSharesWithheldForTaxes_1" />
    <link:label xlink:type="resource" xlink:label="label_StockIssuedDuringPeriodValueIssuanceOfSharesForAnnualPerformanceBonusesNetOfSharesWithheldForTaxes_2" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:title="label_StockIssuedDuringPeriodValueIssuanceOfSharesForAnnualPerformanceBonusesNetOfSharesWithheldForTaxes_2" xml:lang="en-US" id="label_StockIssuedDuringPeriodValueIssuanceOfSharesForAnnualPerformanceBonusesNetOfSharesWithheldForTaxes_2">The amount of issuance of shares for annual performance bonuses, net of shares withheld for taxes.</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="StockIssuedDuringPeriodValueIssuanceOfSharesForAnnualPerformanceBonusesNetOfSharesWithheldForTaxes" xlink:to="label_StockIssuedDuringPeriodValueIssuanceOfSharesForAnnualPerformanceBonusesNetOfSharesWithheldForTaxes_2" xlink:title="Label : StockIssuedDuringPeriodValueIssuanceOfSharesForAnnualPerformanceBonusesNetOfSharesWithheldForTaxes to label_StockIssuedDuringPeriodValueIssuanceOfSharesForAnnualPerformanceBonusesNetOfSharesWithheldForTaxes_2" />
    <link:label xlink:type="resource" xlink:label="label_StockIssuedDuringPeriodValueIssuanceOfSharesForAnnualPerformanceBonusesNetOfSharesWithheldForTaxes_3" xlink:role="http://www.xbrl.org/2003/role/label" xlink:title="label_StockIssuedDuringPeriodValueIssuanceOfSharesForAnnualPerformanceBonusesNetOfSharesWithheldForTaxes_3" xml:lang="en-US" id="label_StockIssuedDuringPeriodValueIssuanceOfSharesForAnnualPerformanceBonusesNetOfSharesWithheldForTaxes_3">Stock Issued During Period Value Issuance Of Shares For Annual Performance Bonuses Net Of Shares Withheld For Taxes</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="StockIssuedDuringPeriodValueIssuanceOfSharesForAnnualPerformanceBonusesNetOfSharesWithheldForTaxes" xlink:to="label_StockIssuedDuringPeriodValueIssuanceOfSharesForAnnualPerformanceBonusesNetOfSharesWithheldForTaxes_3" xlink:title="Label : StockIssuedDuringPeriodValueIssuanceOfSharesForAnnualPerformanceBonusesNetOfSharesWithheldForTaxes to label_StockIssuedDuringPeriodValueIssuanceOfSharesForAnnualPerformanceBonusesNetOfSharesWithheldForTaxes_3" />
    <link:loc xlink:type="locator" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_AdjustmentsToAdditionalPaidInCapitalShareBasedCompensationStockOptionsRequisiteServicePeriodRecognition" xlink:label="AdjustmentsToAdditionalPaidInCapitalShareBasedCompensationStockOptionsRequisiteServicePeriodRecognition" xlink:title="AdjustmentsToAdditionalPaidInCapitalShareBasedCompensationStockOptionsRequisiteServicePeriodRecognition" />
    <link:label xlink:type="resource" xlink:label="label_AdjustmentsToAdditionalPaidInCapitalShareBasedCompensationStockOptionsRequisiteServicePeriodRecognition" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:title="label_AdjustmentsToAdditionalPaidInCapitalShareBasedCompensationStockOptionsRequisiteServicePeriodRecognition" xml:lang="en-US" id="label_AdjustmentsToAdditionalPaidInCapitalShareBasedCompensationStockOptionsRequisiteServicePeriodRecognition">Share-based compensation expense</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="AdjustmentsToAdditionalPaidInCapitalShareBasedCompensationStockOptionsRequisiteServicePeriodRecognition" xlink:to="label_AdjustmentsToAdditionalPaidInCapitalShareBasedCompensationStockOptionsRequisiteServicePeriodRecognition" xlink:title="Label : AdjustmentsToAdditionalPaidInCapitalShareBasedCompensationStockOptionsRequisiteServicePeriodRecognition to label_AdjustmentsToAdditionalPaidInCapitalShareBasedCompensationStockOptionsRequisiteServicePeriodRecognition" />
    <link:label xlink:type="resource" xlink:label="label_AdjustmentsToAdditionalPaidInCapitalShareBasedCompensationStockOptionsRequisiteServicePeriodRecognition_1" xlink:role="http://www.xbrl.org/2003/role/verboseLabel" xlink:title="label_AdjustmentsToAdditionalPaidInCapitalShareBasedCompensationStockOptionsRequisiteServicePeriodRecognition_1" xml:lang="en-US" id="label_AdjustmentsToAdditionalPaidInCapitalShareBasedCompensationStockOptionsRequisiteServicePeriodRecognition_1">Stock option award</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="AdjustmentsToAdditionalPaidInCapitalShareBasedCompensationStockOptionsRequisiteServicePeriodRecognition" xlink:to="label_AdjustmentsToAdditionalPaidInCapitalShareBasedCompensationStockOptionsRequisiteServicePeriodRecognition_1" xlink:title="Label : AdjustmentsToAdditionalPaidInCapitalShareBasedCompensationStockOptionsRequisiteServicePeriodRecognition to label_AdjustmentsToAdditionalPaidInCapitalShareBasedCompensationStockOptionsRequisiteServicePeriodRecognition_1" />
    <link:label xlink:type="resource" xlink:label="label_AdjustmentsToAdditionalPaidInCapitalShareBasedCompensationStockOptionsRequisiteServicePeriodRecognition_2" xlink:role="http://www.xbrl.org/2003/role/label" xlink:title="label_AdjustmentsToAdditionalPaidInCapitalShareBasedCompensationStockOptionsRequisiteServicePeriodRecognition_2" xml:lang="en-US" id="label_AdjustmentsToAdditionalPaidInCapitalShareBasedCompensationStockOptionsRequisiteServicePeriodRecognition_2">APIC, Share-Based Payment Arrangement, Option, Increase for Cost Recognition</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="AdjustmentsToAdditionalPaidInCapitalShareBasedCompensationStockOptionsRequisiteServicePeriodRecognition" xlink:to="label_AdjustmentsToAdditionalPaidInCapitalShareBasedCompensationStockOptionsRequisiteServicePeriodRecognition_2" xlink:title="Label : AdjustmentsToAdditionalPaidInCapitalShareBasedCompensationStockOptionsRequisiteServicePeriodRecognition to label_AdjustmentsToAdditionalPaidInCapitalShareBasedCompensationStockOptionsRequisiteServicePeriodRecognition_2" />
    <link:loc xlink:type="locator" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_StatementOfCashFlowsAbstract" xlink:label="StatementOfCashFlowsAbstract" xlink:title="StatementOfCashFlowsAbstract" />
    <link:label xlink:type="resource" xlink:label="label_StatementOfCashFlowsAbstract" xlink:role="http://www.xbrl.org/2003/role/label" xlink:title="label_StatementOfCashFlowsAbstract" xml:lang="en-US" id="label_StatementOfCashFlowsAbstract">Statement of Cash Flows [Abstract]</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="StatementOfCashFlowsAbstract" xlink:to="label_StatementOfCashFlowsAbstract" xlink:title="Label : StatementOfCashFlowsAbstract to label_StatementOfCashFlowsAbstract" />
    <link:loc xlink:type="locator" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_NetCashProvidedByUsedInOperatingActivitiesAbstract" xlink:label="NetCashProvidedByUsedInOperatingActivitiesAbstract" xlink:title="NetCashProvidedByUsedInOperatingActivitiesAbstract" />
    <link:label xlink:type="resource" xlink:label="label_NetCashProvidedByUsedInOperatingActivitiesAbstract" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:title="label_NetCashProvidedByUsedInOperatingActivitiesAbstract" xml:lang="en-US" id="label_NetCashProvidedByUsedInOperatingActivitiesAbstract">CASH FLOWS FROM OPERATING ACTIVITIES</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="NetCashProvidedByUsedInOperatingActivitiesAbstract" xlink:to="label_NetCashProvidedByUsedInOperatingActivitiesAbstract" xlink:title="Label : NetCashProvidedByUsedInOperatingActivitiesAbstract to label_NetCashProvidedByUsedInOperatingActivitiesAbstract" />
    <link:label xlink:type="resource" xlink:label="label_NetCashProvidedByUsedInOperatingActivitiesAbstract_1" xlink:role="http://www.xbrl.org/2003/role/label" xlink:title="label_NetCashProvidedByUsedInOperatingActivitiesAbstract_1" xml:lang="en-US" id="label_NetCashProvidedByUsedInOperatingActivitiesAbstract_1">Cash Provided by (Used in) Operating Activity, Including Discontinued Operation [Abstract]</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="NetCashProvidedByUsedInOperatingActivitiesAbstract" xlink:to="label_NetCashProvidedByUsedInOperatingActivitiesAbstract_1" xlink:title="Label : NetCashProvidedByUsedInOperatingActivitiesAbstract to label_NetCashProvidedByUsedInOperatingActivitiesAbstract_1" />
    <link:loc xlink:type="locator" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_Depreciation" xlink:label="Depreciation" xlink:title="Depreciation" />
    <link:label xlink:type="resource" xlink:label="label_Depreciation" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:title="label_Depreciation" xml:lang="en-US" id="label_Depreciation">Depreciation</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="Depreciation" xlink:to="label_Depreciation" xlink:title="Label : Depreciation to label_Depreciation" />
    <link:label xlink:type="resource" xlink:label="label_Depreciation_1" xlink:role="http://www.xbrl.org/2003/role/label" xlink:title="label_Depreciation_1" xml:lang="en-US" id="label_Depreciation_1">Depreciation</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="Depreciation" xlink:to="label_Depreciation_1" xlink:title="Label : Depreciation to label_Depreciation_1" />
    <link:loc xlink:type="locator" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_AdjustmentForAmortization" xlink:label="AdjustmentForAmortization" xlink:title="AdjustmentForAmortization" />
    <link:label xlink:type="resource" xlink:label="label_AdjustmentForAmortization" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:title="label_AdjustmentForAmortization" xml:lang="en-US" id="label_AdjustmentForAmortization">Amortization</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="AdjustmentForAmortization" xlink:to="label_AdjustmentForAmortization" xlink:title="Label : AdjustmentForAmortization to label_AdjustmentForAmortization" />
    <link:label xlink:type="resource" xlink:label="label_AdjustmentForAmortization_1" xlink:role="http://www.xbrl.org/2003/role/label" xlink:title="label_AdjustmentForAmortization_1" xml:lang="en-US" id="label_AdjustmentForAmortization_1">Amortization</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="AdjustmentForAmortization" xlink:to="label_AdjustmentForAmortization_1" xlink:title="Label : AdjustmentForAmortization to label_AdjustmentForAmortization_1" />
    <link:loc xlink:type="locator" xlink:href="sxtp-20260630.xsd#sxtp_AmortizationOfCapitalizedShareBasedPayments" xlink:label="AmortizationOfCapitalizedShareBasedPayments" xlink:title="AmortizationOfCapitalizedShareBasedPayments" />
    <link:label xlink:type="resource" xlink:label="label_AmortizationOfCapitalizedShareBasedPayments" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:title="label_AmortizationOfCapitalizedShareBasedPayments" xml:lang="en-US" id="label_AmortizationOfCapitalizedShareBasedPayments">Amortization of Capitalized Share-Based Payments</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="AmortizationOfCapitalizedShareBasedPayments" xlink:to="label_AmortizationOfCapitalizedShareBasedPayments" xlink:title="Label : AmortizationOfCapitalizedShareBasedPayments to label_AmortizationOfCapitalizedShareBasedPayments" />
    <link:label xlink:type="resource" xlink:label="label_AmortizationOfCapitalizedShareBasedPayments_1" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:title="label_AmortizationOfCapitalizedShareBasedPayments_1" xml:lang="en-US" id="label_AmortizationOfCapitalizedShareBasedPayments_1">Amount of amortization of capitalized share-based payments.</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="AmortizationOfCapitalizedShareBasedPayments" xlink:to="label_AmortizationOfCapitalizedShareBasedPayments_1" xlink:title="Label : AmortizationOfCapitalizedShareBasedPayments to label_AmortizationOfCapitalizedShareBasedPayments_1" />
    <link:label xlink:type="resource" xlink:label="label_AmortizationOfCapitalizedShareBasedPayments_2" xlink:role="http://www.xbrl.org/2003/role/label" xlink:title="label_AmortizationOfCapitalizedShareBasedPayments_2" xml:lang="en-US" id="label_AmortizationOfCapitalizedShareBasedPayments_2">Amortization Of Capitalized Share Based Payments</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="AmortizationOfCapitalizedShareBasedPayments" xlink:to="label_AmortizationOfCapitalizedShareBasedPayments_2" xlink:title="Label : AmortizationOfCapitalizedShareBasedPayments to label_AmortizationOfCapitalizedShareBasedPayments_2" />
    <link:loc xlink:type="locator" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_EmployeeBenefitsAndShareBasedCompensation" xlink:label="EmployeeBenefitsAndShareBasedCompensation" xlink:title="EmployeeBenefitsAndShareBasedCompensation" />
    <link:label xlink:type="resource" xlink:label="label_EmployeeBenefitsAndShareBasedCompensation" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:title="label_EmployeeBenefitsAndShareBasedCompensation" xml:lang="en-US" id="label_EmployeeBenefitsAndShareBasedCompensation">Share-Based Compensation under Equity Incentive Plan</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="EmployeeBenefitsAndShareBasedCompensation" xlink:to="label_EmployeeBenefitsAndShareBasedCompensation" xlink:title="Label : EmployeeBenefitsAndShareBasedCompensation to label_EmployeeBenefitsAndShareBasedCompensation" />
    <link:label xlink:type="resource" xlink:label="label_EmployeeBenefitsAndShareBasedCompensation_1" xlink:role="http://www.xbrl.org/2003/role/label" xlink:title="label_EmployeeBenefitsAndShareBasedCompensation_1" xml:lang="en-US" id="label_EmployeeBenefitsAndShareBasedCompensation_1">Employee Benefits and Share-Based Compensation</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="EmployeeBenefitsAndShareBasedCompensation" xlink:to="label_EmployeeBenefitsAndShareBasedCompensation_1" xlink:title="Label : EmployeeBenefitsAndShareBasedCompensation to label_EmployeeBenefitsAndShareBasedCompensation_1" />
    <link:loc xlink:type="locator" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_IncreaseDecreaseInOperatingCapitalAbstract" xlink:label="IncreaseDecreaseInOperatingCapitalAbstract" xlink:title="IncreaseDecreaseInOperatingCapitalAbstract" />
    <link:label xlink:type="resource" xlink:label="label_IncreaseDecreaseInOperatingCapitalAbstract" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:title="label_IncreaseDecreaseInOperatingCapitalAbstract" xml:lang="en-US" id="label_IncreaseDecreaseInOperatingCapitalAbstract">Changes in Operating Assets and Liabilities:</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="IncreaseDecreaseInOperatingCapitalAbstract" xlink:to="label_IncreaseDecreaseInOperatingCapitalAbstract" xlink:title="Label : IncreaseDecreaseInOperatingCapitalAbstract to label_IncreaseDecreaseInOperatingCapitalAbstract" />
    <link:label xlink:type="resource" xlink:label="label_IncreaseDecreaseInOperatingCapitalAbstract_1" xlink:role="http://www.xbrl.org/2003/role/label" xlink:title="label_IncreaseDecreaseInOperatingCapitalAbstract_1" xml:lang="en-US" id="label_IncreaseDecreaseInOperatingCapitalAbstract_1">Adjustment to Reconcile Net Income to Cash Provided by (Used in) Operating Activity, Increase (Decrease) in Operating Capital [Abstract]</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="IncreaseDecreaseInOperatingCapitalAbstract" xlink:to="label_IncreaseDecreaseInOperatingCapitalAbstract_1" xlink:title="Label : IncreaseDecreaseInOperatingCapitalAbstract to label_IncreaseDecreaseInOperatingCapitalAbstract_1" />
    <link:loc xlink:type="locator" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_IncreaseDecreaseInAccountsReceivable" xlink:label="IncreaseDecreaseInAccountsReceivable" xlink:title="IncreaseDecreaseInAccountsReceivable" />
    <link:label xlink:type="resource" xlink:label="label_IncreaseDecreaseInAccountsReceivable" xlink:role="http://www.xbrl.org/2009/role/negatedLabel" xlink:title="label_IncreaseDecreaseInAccountsReceivable" xml:lang="en-US" id="label_IncreaseDecreaseInAccountsReceivable">Accounts Receivable</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="IncreaseDecreaseInAccountsReceivable" xlink:to="label_IncreaseDecreaseInAccountsReceivable" xlink:title="Label : IncreaseDecreaseInAccountsReceivable to label_IncreaseDecreaseInAccountsReceivable" />
    <link:label xlink:type="resource" xlink:label="label_IncreaseDecreaseInAccountsReceivable_1" xlink:role="http://www.xbrl.org/2003/role/label" xlink:title="label_IncreaseDecreaseInAccountsReceivable_1" xml:lang="en-US" id="label_IncreaseDecreaseInAccountsReceivable_1">Increase (Decrease) in Accounts Receivable</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="IncreaseDecreaseInAccountsReceivable" xlink:to="label_IncreaseDecreaseInAccountsReceivable_1" xlink:title="Label : IncreaseDecreaseInAccountsReceivable to label_IncreaseDecreaseInAccountsReceivable_1" />
    <link:loc xlink:type="locator" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_IncreaseDecreaseInPrepaidDeferredExpenseAndOtherAssets" xlink:label="IncreaseDecreaseInPrepaidDeferredExpenseAndOtherAssets" xlink:title="IncreaseDecreaseInPrepaidDeferredExpenseAndOtherAssets" />
    <link:label xlink:type="resource" xlink:label="label_IncreaseDecreaseInPrepaidDeferredExpenseAndOtherAssets" xlink:role="http://www.xbrl.org/2009/role/negatedLabel" xlink:title="label_IncreaseDecreaseInPrepaidDeferredExpenseAndOtherAssets" xml:lang="en-US" id="label_IncreaseDecreaseInPrepaidDeferredExpenseAndOtherAssets">Prepaid and Other Assets</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="IncreaseDecreaseInPrepaidDeferredExpenseAndOtherAssets" xlink:to="label_IncreaseDecreaseInPrepaidDeferredExpenseAndOtherAssets" xlink:title="Label : IncreaseDecreaseInPrepaidDeferredExpenseAndOtherAssets to label_IncreaseDecreaseInPrepaidDeferredExpenseAndOtherAssets" />
    <link:label xlink:type="resource" xlink:label="label_IncreaseDecreaseInPrepaidDeferredExpenseAndOtherAssets_1" xlink:role="http://www.xbrl.org/2003/role/label" xlink:title="label_IncreaseDecreaseInPrepaidDeferredExpenseAndOtherAssets_1" xml:lang="en-US" id="label_IncreaseDecreaseInPrepaidDeferredExpenseAndOtherAssets_1">Increase (Decrease) in Prepaid Expense and Other Assets</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="IncreaseDecreaseInPrepaidDeferredExpenseAndOtherAssets" xlink:to="label_IncreaseDecreaseInPrepaidDeferredExpenseAndOtherAssets_1" xlink:title="Label : IncreaseDecreaseInPrepaidDeferredExpenseAndOtherAssets to label_IncreaseDecreaseInPrepaidDeferredExpenseAndOtherAssets_1" />
    <link:loc xlink:type="locator" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_IncreaseDecreaseInInventories" xlink:label="IncreaseDecreaseInInventories" xlink:title="IncreaseDecreaseInInventories" />
    <link:label xlink:type="resource" xlink:label="label_IncreaseDecreaseInInventories" xlink:role="http://www.xbrl.org/2009/role/negatedLabel" xlink:title="label_IncreaseDecreaseInInventories" xml:lang="en-US" id="label_IncreaseDecreaseInInventories">Inventory</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="IncreaseDecreaseInInventories" xlink:to="label_IncreaseDecreaseInInventories" xlink:title="Label : IncreaseDecreaseInInventories to label_IncreaseDecreaseInInventories" />
    <link:label xlink:type="resource" xlink:label="label_IncreaseDecreaseInInventories_1" xlink:role="http://www.xbrl.org/2003/role/label" xlink:title="label_IncreaseDecreaseInInventories_1" xml:lang="en-US" id="label_IncreaseDecreaseInInventories_1">Increase (Decrease) in Inventories</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="IncreaseDecreaseInInventories" xlink:to="label_IncreaseDecreaseInInventories_1" xlink:title="Label : IncreaseDecreaseInInventories to label_IncreaseDecreaseInInventories_1" />
    <link:loc xlink:type="locator" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_IncreaseDecreaseInAccountsPayableAndAccruedLiabilities" xlink:label="IncreaseDecreaseInAccountsPayableAndAccruedLiabilities" xlink:title="IncreaseDecreaseInAccountsPayableAndAccruedLiabilities" />
    <link:label xlink:type="resource" xlink:label="label_IncreaseDecreaseInAccountsPayableAndAccruedLiabilities" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:title="label_IncreaseDecreaseInAccountsPayableAndAccruedLiabilities" xml:lang="en-US" id="label_IncreaseDecreaseInAccountsPayableAndAccruedLiabilities">Accounts Payable and Accrued Liabilities</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="IncreaseDecreaseInAccountsPayableAndAccruedLiabilities" xlink:to="label_IncreaseDecreaseInAccountsPayableAndAccruedLiabilities" xlink:title="Label : IncreaseDecreaseInAccountsPayableAndAccruedLiabilities to label_IncreaseDecreaseInAccountsPayableAndAccruedLiabilities" />
    <link:label xlink:type="resource" xlink:label="label_IncreaseDecreaseInAccountsPayableAndAccruedLiabilities_1" xlink:role="http://www.xbrl.org/2003/role/label" xlink:title="label_IncreaseDecreaseInAccountsPayableAndAccruedLiabilities_1" xml:lang="en-US" id="label_IncreaseDecreaseInAccountsPayableAndAccruedLiabilities_1">Increase (Decrease) in Accounts Payable and Accrued Liabilities</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="IncreaseDecreaseInAccountsPayableAndAccruedLiabilities" xlink:to="label_IncreaseDecreaseInAccountsPayableAndAccruedLiabilities_1" xlink:title="Label : IncreaseDecreaseInAccountsPayableAndAccruedLiabilities to label_IncreaseDecreaseInAccountsPayableAndAccruedLiabilities_1" />
    <link:loc xlink:type="locator" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_IncreaseDecreaseInAccruedInterestReceivableNet" xlink:label="IncreaseDecreaseInAccruedInterestReceivableNet" xlink:title="IncreaseDecreaseInAccruedInterestReceivableNet" />
    <link:label xlink:type="resource" xlink:label="label_IncreaseDecreaseInAccruedInterestReceivableNet" xlink:role="http://www.xbrl.org/2009/role/negatedLabel" xlink:title="label_IncreaseDecreaseInAccruedInterestReceivableNet" xml:lang="en-US" id="label_IncreaseDecreaseInAccruedInterestReceivableNet">Accrued Interest, net</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="IncreaseDecreaseInAccruedInterestReceivableNet" xlink:to="label_IncreaseDecreaseInAccruedInterestReceivableNet" xlink:title="Label : IncreaseDecreaseInAccruedInterestReceivableNet to label_IncreaseDecreaseInAccruedInterestReceivableNet" />
    <link:label xlink:type="resource" xlink:label="label_IncreaseDecreaseInAccruedInterestReceivableNet_1" xlink:role="http://www.xbrl.org/2003/role/label" xlink:title="label_IncreaseDecreaseInAccruedInterestReceivableNet_1" xml:lang="en-US" id="label_IncreaseDecreaseInAccruedInterestReceivableNet_1">Increase (Decrease) in Accrued Interest Receivable, Net</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="IncreaseDecreaseInAccruedInterestReceivableNet" xlink:to="label_IncreaseDecreaseInAccruedInterestReceivableNet_1" xlink:title="Label : IncreaseDecreaseInAccruedInterestReceivableNet to label_IncreaseDecreaseInAccruedInterestReceivableNet_1" />
    <link:loc xlink:type="locator" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_NetCashProvidedByUsedInOperatingActivities" xlink:label="NetCashProvidedByUsedInOperatingActivities" xlink:title="NetCashProvidedByUsedInOperatingActivities" />
    <link:label xlink:type="resource" xlink:label="label_NetCashProvidedByUsedInOperatingActivities" xlink:role="http://www.xbrl.org/2003/role/totalLabel" xlink:title="label_NetCashProvidedByUsedInOperatingActivities" xml:lang="en-US" id="label_NetCashProvidedByUsedInOperatingActivities">Net Cash Used in Operating Activities</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="NetCashProvidedByUsedInOperatingActivities" xlink:to="label_NetCashProvidedByUsedInOperatingActivities" xlink:title="Label : NetCashProvidedByUsedInOperatingActivities to label_NetCashProvidedByUsedInOperatingActivities" />
    <link:label xlink:type="resource" xlink:label="label_NetCashProvidedByUsedInOperatingActivities_1" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:title="label_NetCashProvidedByUsedInOperatingActivities_1" xml:lang="en-US" id="label_NetCashProvidedByUsedInOperatingActivities_1">Net cash used in operating activities</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="NetCashProvidedByUsedInOperatingActivities" xlink:to="label_NetCashProvidedByUsedInOperatingActivities_1" xlink:title="Label : NetCashProvidedByUsedInOperatingActivities to label_NetCashProvidedByUsedInOperatingActivities_1" />
    <link:label xlink:type="resource" xlink:label="label_NetCashProvidedByUsedInOperatingActivities_2" xlink:role="http://www.xbrl.org/2003/role/label" xlink:title="label_NetCashProvidedByUsedInOperatingActivities_2" xml:lang="en-US" id="label_NetCashProvidedByUsedInOperatingActivities_2">Cash Provided by (Used in) Operating Activity, Including Discontinued Operation</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="NetCashProvidedByUsedInOperatingActivities" xlink:to="label_NetCashProvidedByUsedInOperatingActivities_2" xlink:title="Label : NetCashProvidedByUsedInOperatingActivities to label_NetCashProvidedByUsedInOperatingActivities_2" />
    <link:loc xlink:type="locator" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_NetCashProvidedByUsedInInvestingActivitiesAbstract" xlink:label="NetCashProvidedByUsedInInvestingActivitiesAbstract" xlink:title="NetCashProvidedByUsedInInvestingActivitiesAbstract" />
    <link:label xlink:type="resource" xlink:label="label_NetCashProvidedByUsedInInvestingActivitiesAbstract" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:title="label_NetCashProvidedByUsedInInvestingActivitiesAbstract" xml:lang="en-US" id="label_NetCashProvidedByUsedInInvestingActivitiesAbstract">CASH FLOWS FROM INVESTING ACTIVITIES</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="NetCashProvidedByUsedInInvestingActivitiesAbstract" xlink:to="label_NetCashProvidedByUsedInInvestingActivitiesAbstract" xlink:title="Label : NetCashProvidedByUsedInInvestingActivitiesAbstract to label_NetCashProvidedByUsedInInvestingActivitiesAbstract" />
    <link:label xlink:type="resource" xlink:label="label_NetCashProvidedByUsedInInvestingActivitiesAbstract_1" xlink:role="http://www.xbrl.org/2003/role/label" xlink:title="label_NetCashProvidedByUsedInInvestingActivitiesAbstract_1" xml:lang="en-US" id="label_NetCashProvidedByUsedInInvestingActivitiesAbstract_1">Cash Provided by (Used in) Investing Activity, Including Discontinued Operation [Abstract]</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="NetCashProvidedByUsedInInvestingActivitiesAbstract" xlink:to="label_NetCashProvidedByUsedInInvestingActivitiesAbstract_1" xlink:title="Label : NetCashProvidedByUsedInInvestingActivitiesAbstract to label_NetCashProvidedByUsedInInvestingActivitiesAbstract_1" />
    <link:loc xlink:type="locator" xlink:href="sxtp-20260630.xsd#sxtp_PaymentOfCapitalizationOfPatents" xlink:label="PaymentOfCapitalizationOfPatents" xlink:title="PaymentOfCapitalizationOfPatents" />
    <link:label xlink:type="resource" xlink:label="label_PaymentOfCapitalizationOfPatents" xlink:role="http://www.xbrl.org/2009/role/negatedLabel" xlink:title="label_PaymentOfCapitalizationOfPatents" xml:lang="en-US" id="label_PaymentOfCapitalizationOfPatents">Capitalization of Patents</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="PaymentOfCapitalizationOfPatents" xlink:to="label_PaymentOfCapitalizationOfPatents" xlink:title="Label : PaymentOfCapitalizationOfPatents to label_PaymentOfCapitalizationOfPatents" />
    <link:label xlink:type="resource" xlink:label="label_PaymentOfCapitalizationOfPatents_1" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:title="label_PaymentOfCapitalizationOfPatents_1" xml:lang="en-US" id="label_PaymentOfCapitalizationOfPatents_1">The cash outflow to acquire an asset without physical form usually arising from contractual or other legal rights, excluding goodwill.</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="PaymentOfCapitalizationOfPatents" xlink:to="label_PaymentOfCapitalizationOfPatents_1" xlink:title="Label : PaymentOfCapitalizationOfPatents to label_PaymentOfCapitalizationOfPatents_1" />
    <link:label xlink:type="resource" xlink:label="label_PaymentOfCapitalizationOfPatents_2" xlink:role="http://www.xbrl.org/2003/role/label" xlink:title="label_PaymentOfCapitalizationOfPatents_2" xml:lang="en-US" id="label_PaymentOfCapitalizationOfPatents_2">Payment Of Capitalization Of Patents</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="PaymentOfCapitalizationOfPatents" xlink:to="label_PaymentOfCapitalizationOfPatents_2" xlink:title="Label : PaymentOfCapitalizationOfPatents to label_PaymentOfCapitalizationOfPatents_2" />
    <link:loc xlink:type="locator" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_PaymentsToAcquirePropertyPlantAndEquipment" xlink:label="PaymentsToAcquirePropertyPlantAndEquipment" xlink:title="PaymentsToAcquirePropertyPlantAndEquipment" />
    <link:label xlink:type="resource" xlink:label="label_PaymentsToAcquirePropertyPlantAndEquipment" xlink:role="http://www.xbrl.org/2009/role/negatedLabel" xlink:title="label_PaymentsToAcquirePropertyPlantAndEquipment" xml:lang="en-US" id="label_PaymentsToAcquirePropertyPlantAndEquipment">Purchases of Fixed Assets</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="PaymentsToAcquirePropertyPlantAndEquipment" xlink:to="label_PaymentsToAcquirePropertyPlantAndEquipment" xlink:title="Label : PaymentsToAcquirePropertyPlantAndEquipment to label_PaymentsToAcquirePropertyPlantAndEquipment" />
    <link:label xlink:type="resource" xlink:label="label_PaymentsToAcquirePropertyPlantAndEquipment_1" xlink:role="http://www.xbrl.org/2003/role/label" xlink:title="label_PaymentsToAcquirePropertyPlantAndEquipment_1" xml:lang="en-US" id="label_PaymentsToAcquirePropertyPlantAndEquipment_1">Payments to Acquire Property, Plant, and Equipment</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="PaymentsToAcquirePropertyPlantAndEquipment" xlink:to="label_PaymentsToAcquirePropertyPlantAndEquipment_1" xlink:title="Label : PaymentsToAcquirePropertyPlantAndEquipment to label_PaymentsToAcquirePropertyPlantAndEquipment_1" />
    <link:loc xlink:type="locator" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_PaymentsToAcquireIntangibleAssets" xlink:label="PaymentsToAcquireIntangibleAssets" xlink:title="PaymentsToAcquireIntangibleAssets" />
    <link:label xlink:type="resource" xlink:label="label_PaymentsToAcquireIntangibleAssets" xlink:role="http://www.xbrl.org/2009/role/negatedLabel" xlink:title="label_PaymentsToAcquireIntangibleAssets" xml:lang="en-US" id="label_PaymentsToAcquireIntangibleAssets">Acquisition of Intangibles</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="PaymentsToAcquireIntangibleAssets" xlink:to="label_PaymentsToAcquireIntangibleAssets" xlink:title="Label : PaymentsToAcquireIntangibleAssets to label_PaymentsToAcquireIntangibleAssets" />
    <link:label xlink:type="resource" xlink:label="label_PaymentsToAcquireIntangibleAssets_1" xlink:role="http://www.xbrl.org/2003/role/label" xlink:title="label_PaymentsToAcquireIntangibleAssets_1" xml:lang="en-US" id="label_PaymentsToAcquireIntangibleAssets_1">Payments to Acquire Intangible Assets</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="PaymentsToAcquireIntangibleAssets" xlink:to="label_PaymentsToAcquireIntangibleAssets_1" xlink:title="Label : PaymentsToAcquireIntangibleAssets to label_PaymentsToAcquireIntangibleAssets_1" />
    <link:loc xlink:type="locator" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_ProceedsFromMaturitiesPrepaymentsAndCallsOfShorttermInvestments" xlink:label="ProceedsFromMaturitiesPrepaymentsAndCallsOfShorttermInvestments" xlink:title="ProceedsFromMaturitiesPrepaymentsAndCallsOfShorttermInvestments" />
    <link:label xlink:type="resource" xlink:label="label_ProceedsFromMaturitiesPrepaymentsAndCallsOfShorttermInvestments" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:title="label_ProceedsFromMaturitiesPrepaymentsAndCallsOfShorttermInvestments" xml:lang="en-US" id="label_ProceedsFromMaturitiesPrepaymentsAndCallsOfShorttermInvestments">Maturities of Short-Term Investments</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="ProceedsFromMaturitiesPrepaymentsAndCallsOfShorttermInvestments" xlink:to="label_ProceedsFromMaturitiesPrepaymentsAndCallsOfShorttermInvestments" xlink:title="Label : ProceedsFromMaturitiesPrepaymentsAndCallsOfShorttermInvestments to label_ProceedsFromMaturitiesPrepaymentsAndCallsOfShorttermInvestments" />
    <link:label xlink:type="resource" xlink:label="label_ProceedsFromMaturitiesPrepaymentsAndCallsOfShorttermInvestments_1" xlink:role="http://www.xbrl.org/2003/role/label" xlink:title="label_ProceedsFromMaturitiesPrepaymentsAndCallsOfShorttermInvestments_1" xml:lang="en-US" id="label_ProceedsFromMaturitiesPrepaymentsAndCallsOfShorttermInvestments_1">Proceeds from Maturities, Prepayments and Calls of Short-Term Investments</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="ProceedsFromMaturitiesPrepaymentsAndCallsOfShorttermInvestments" xlink:to="label_ProceedsFromMaturitiesPrepaymentsAndCallsOfShorttermInvestments_1" xlink:title="Label : ProceedsFromMaturitiesPrepaymentsAndCallsOfShorttermInvestments to label_ProceedsFromMaturitiesPrepaymentsAndCallsOfShorttermInvestments_1" />
    <link:loc xlink:type="locator" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_NetCashProvidedByUsedInFinancingActivitiesAbstract" xlink:label="NetCashProvidedByUsedInFinancingActivitiesAbstract" xlink:title="NetCashProvidedByUsedInFinancingActivitiesAbstract" />
    <link:label xlink:type="resource" xlink:label="label_NetCashProvidedByUsedInFinancingActivitiesAbstract" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:title="label_NetCashProvidedByUsedInFinancingActivitiesAbstract" xml:lang="en-US" id="label_NetCashProvidedByUsedInFinancingActivitiesAbstract">CASH FLOWS FROM FINANCING ACTIVITIES</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="NetCashProvidedByUsedInFinancingActivitiesAbstract" xlink:to="label_NetCashProvidedByUsedInFinancingActivitiesAbstract" xlink:title="Label : NetCashProvidedByUsedInFinancingActivitiesAbstract to label_NetCashProvidedByUsedInFinancingActivitiesAbstract" />
    <link:label xlink:type="resource" xlink:label="label_NetCashProvidedByUsedInFinancingActivitiesAbstract_1" xlink:role="http://www.xbrl.org/2003/role/label" xlink:title="label_NetCashProvidedByUsedInFinancingActivitiesAbstract_1" xml:lang="en-US" id="label_NetCashProvidedByUsedInFinancingActivitiesAbstract_1">Cash Provided by (Used in) Financing Activity, Including Discontinued Operation [Abstract]</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="NetCashProvidedByUsedInFinancingActivitiesAbstract" xlink:to="label_NetCashProvidedByUsedInFinancingActivitiesAbstract_1" xlink:title="Label : NetCashProvidedByUsedInFinancingActivitiesAbstract to label_NetCashProvidedByUsedInFinancingActivitiesAbstract_1" />
    <link:loc xlink:type="locator" xlink:href="sxtp-20260630.xsd#sxtp_NetProceedsFromJanuary2025Offering" xlink:label="NetProceedsFromJanuary2025Offering" xlink:title="NetProceedsFromJanuary2025Offering" />
    <link:label xlink:type="resource" xlink:label="label_NetProceedsFromJanuary2025Offering" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:title="label_NetProceedsFromJanuary2025Offering" xml:lang="en-US" id="label_NetProceedsFromJanuary2025Offering">Net Proceeds from January 2025 Offering</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="NetProceedsFromJanuary2025Offering" xlink:to="label_NetProceedsFromJanuary2025Offering" xlink:title="Label : NetProceedsFromJanuary2025Offering to label_NetProceedsFromJanuary2025Offering" />
    <link:label xlink:type="resource" xlink:label="label_NetProceedsFromJanuary2025Offering_1" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:title="label_NetProceedsFromJanuary2025Offering_1" xml:lang="en-US" id="label_NetProceedsFromJanuary2025Offering_1">The amount of net proceeds from january 2025 offering.</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="NetProceedsFromJanuary2025Offering" xlink:to="label_NetProceedsFromJanuary2025Offering_1" xlink:title="Label : NetProceedsFromJanuary2025Offering to label_NetProceedsFromJanuary2025Offering_1" />
    <link:label xlink:type="resource" xlink:label="label_NetProceedsFromJanuary2025Offering_2" xlink:role="http://www.xbrl.org/2003/role/label" xlink:title="label_NetProceedsFromJanuary2025Offering_2" xml:lang="en-US" id="label_NetProceedsFromJanuary2025Offering_2">Net Proceeds From January2025 Offering</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="NetProceedsFromJanuary2025Offering" xlink:to="label_NetProceedsFromJanuary2025Offering_2" xlink:title="Label : NetProceedsFromJanuary2025Offering to label_NetProceedsFromJanuary2025Offering_2" />
    <link:loc xlink:type="locator" xlink:href="sxtp-20260630.xsd#sxtp_NetProceedsFromFebruary2025Offering" xlink:label="NetProceedsFromFebruary2025Offering" xlink:title="NetProceedsFromFebruary2025Offering" />
    <link:label xlink:type="resource" xlink:label="label_NetProceedsFromFebruary2025Offering" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:title="label_NetProceedsFromFebruary2025Offering" xml:lang="en-US" id="label_NetProceedsFromFebruary2025Offering">Net Proceeds from February 2025 Offering</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="NetProceedsFromFebruary2025Offering" xlink:to="label_NetProceedsFromFebruary2025Offering" xlink:title="Label : NetProceedsFromFebruary2025Offering to label_NetProceedsFromFebruary2025Offering" />
    <link:label xlink:type="resource" xlink:label="label_NetProceedsFromFebruary2025Offering_1" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:title="label_NetProceedsFromFebruary2025Offering_1" xml:lang="en-US" id="label_NetProceedsFromFebruary2025Offering_1">The amount of net proceeds from february 2025 offering.</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="NetProceedsFromFebruary2025Offering" xlink:to="label_NetProceedsFromFebruary2025Offering_1" xlink:title="Label : NetProceedsFromFebruary2025Offering to label_NetProceedsFromFebruary2025Offering_1" />
    <link:label xlink:type="resource" xlink:label="label_NetProceedsFromFebruary2025Offering_2" xlink:role="http://www.xbrl.org/2003/role/label" xlink:title="label_NetProceedsFromFebruary2025Offering_2" xml:lang="en-US" id="label_NetProceedsFromFebruary2025Offering_2">Net Proceeds From February2025 Offering</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="NetProceedsFromFebruary2025Offering" xlink:to="label_NetProceedsFromFebruary2025Offering_2" xlink:title="Label : NetProceedsFromFebruary2025Offering to label_NetProceedsFromFebruary2025Offering_2" />
    <link:loc xlink:type="locator" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_PaymentsRelatedToTaxWithholdingForShareBasedCompensation" xlink:label="PaymentsRelatedToTaxWithholdingForShareBasedCompensation" xlink:title="PaymentsRelatedToTaxWithholdingForShareBasedCompensation" />
    <link:label xlink:type="resource" xlink:label="label_PaymentsRelatedToTaxWithholdingForShareBasedCompensation" xlink:role="http://www.xbrl.org/2009/role/negatedLabel" xlink:title="label_PaymentsRelatedToTaxWithholdingForShareBasedCompensation" xml:lang="en-US" id="label_PaymentsRelatedToTaxWithholdingForShareBasedCompensation">Shares Withheld for Net Share Settlement of Performance Bonuses</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="PaymentsRelatedToTaxWithholdingForShareBasedCompensation" xlink:to="label_PaymentsRelatedToTaxWithholdingForShareBasedCompensation" xlink:title="Label : PaymentsRelatedToTaxWithholdingForShareBasedCompensation to label_PaymentsRelatedToTaxWithholdingForShareBasedCompensation" />
    <link:label xlink:type="resource" xlink:label="label_PaymentsRelatedToTaxWithholdingForShareBasedCompensation_1" xlink:role="http://www.xbrl.org/2003/role/label" xlink:title="label_PaymentsRelatedToTaxWithholdingForShareBasedCompensation_1" xml:lang="en-US" id="label_PaymentsRelatedToTaxWithholdingForShareBasedCompensation_1">Payment, Tax Withholding, Share-Based Payment Arrangement</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="PaymentsRelatedToTaxWithholdingForShareBasedCompensation" xlink:to="label_PaymentsRelatedToTaxWithholdingForShareBasedCompensation_1" xlink:title="Label : PaymentsRelatedToTaxWithholdingForShareBasedCompensation to label_PaymentsRelatedToTaxWithholdingForShareBasedCompensation_1" />
    <link:loc xlink:type="locator" xlink:href="sxtp-20260630.xsd#sxtp_ProceedsFromExerciseOfPreFundedWarrants" xlink:label="ProceedsFromExerciseOfPreFundedWarrants" xlink:title="ProceedsFromExerciseOfPreFundedWarrants" />
    <link:label xlink:type="resource" xlink:label="label_ProceedsFromExerciseOfPreFundedWarrants" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:title="label_ProceedsFromExerciseOfPreFundedWarrants" xml:lang="en-US" id="label_ProceedsFromExerciseOfPreFundedWarrants">Proceeds from Exercise of Pre-Funded Warrants</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="ProceedsFromExerciseOfPreFundedWarrants" xlink:to="label_ProceedsFromExerciseOfPreFundedWarrants" xlink:title="Label : ProceedsFromExerciseOfPreFundedWarrants to label_ProceedsFromExerciseOfPreFundedWarrants" />
    <link:label xlink:type="resource" xlink:label="label_ProceedsFromExerciseOfPreFundedWarrants_1" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:title="label_ProceedsFromExerciseOfPreFundedWarrants_1" xml:lang="en-US" id="label_ProceedsFromExerciseOfPreFundedWarrants_1">Proceeds from exercise of pre-funded warrants.</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="ProceedsFromExerciseOfPreFundedWarrants" xlink:to="label_ProceedsFromExerciseOfPreFundedWarrants_1" xlink:title="Label : ProceedsFromExerciseOfPreFundedWarrants to label_ProceedsFromExerciseOfPreFundedWarrants_1" />
    <link:label xlink:type="resource" xlink:label="label_ProceedsFromExerciseOfPreFundedWarrants_2" xlink:role="http://www.xbrl.org/2003/role/label" xlink:title="label_ProceedsFromExerciseOfPreFundedWarrants_2" xml:lang="en-US" id="label_ProceedsFromExerciseOfPreFundedWarrants_2">Proceeds From Exercise Of Pre Funded Warrants</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="ProceedsFromExerciseOfPreFundedWarrants" xlink:to="label_ProceedsFromExerciseOfPreFundedWarrants_2" xlink:title="Label : ProceedsFromExerciseOfPreFundedWarrants to label_ProceedsFromExerciseOfPreFundedWarrants_2" />
    <link:loc xlink:type="locator" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_NetCashProvidedByUsedInFinancingActivities" xlink:label="NetCashProvidedByUsedInFinancingActivities" xlink:title="NetCashProvidedByUsedInFinancingActivities" />
    <link:label xlink:type="resource" xlink:label="label_NetCashProvidedByUsedInFinancingActivities" xlink:role="http://www.xbrl.org/2003/role/totalLabel" xlink:title="label_NetCashProvidedByUsedInFinancingActivities" xml:lang="en-US" id="label_NetCashProvidedByUsedInFinancingActivities">Net Cash Provided by Financing Activities</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="NetCashProvidedByUsedInFinancingActivities" xlink:to="label_NetCashProvidedByUsedInFinancingActivities" xlink:title="Label : NetCashProvidedByUsedInFinancingActivities to label_NetCashProvidedByUsedInFinancingActivities" />
    <link:label xlink:type="resource" xlink:label="label_NetCashProvidedByUsedInFinancingActivities_1" xlink:role="http://www.xbrl.org/2003/role/label" xlink:title="label_NetCashProvidedByUsedInFinancingActivities_1" xml:lang="en-US" id="label_NetCashProvidedByUsedInFinancingActivities_1">Cash Provided by (Used in) Financing Activity, Including Discontinued Operation</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="NetCashProvidedByUsedInFinancingActivities" xlink:to="label_NetCashProvidedByUsedInFinancingActivities_1" xlink:title="Label : NetCashProvidedByUsedInFinancingActivities to label_NetCashProvidedByUsedInFinancingActivities_1" />
    <link:loc xlink:type="locator" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_EffectOfExchangeRateOnCashCashEquivalentsRestrictedCashAndRestrictedCashEquivalents" xlink:label="EffectOfExchangeRateOnCashCashEquivalentsRestrictedCashAndRestrictedCashEquivalents" xlink:title="EffectOfExchangeRateOnCashCashEquivalentsRestrictedCashAndRestrictedCashEquivalents" />
    <link:label xlink:type="resource" xlink:label="label_EffectOfExchangeRateOnCashCashEquivalentsRestrictedCashAndRestrictedCashEquivalents" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:title="label_EffectOfExchangeRateOnCashCashEquivalentsRestrictedCashAndRestrictedCashEquivalents" xml:lang="en-US" id="label_EffectOfExchangeRateOnCashCashEquivalentsRestrictedCashAndRestrictedCashEquivalents">Effect of Exchange Rate Changes on Cash</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="EffectOfExchangeRateOnCashCashEquivalentsRestrictedCashAndRestrictedCashEquivalents" xlink:to="label_EffectOfExchangeRateOnCashCashEquivalentsRestrictedCashAndRestrictedCashEquivalents" xlink:title="Label : EffectOfExchangeRateOnCashCashEquivalentsRestrictedCashAndRestrictedCashEquivalents to label_EffectOfExchangeRateOnCashCashEquivalentsRestrictedCashAndRestrictedCashEquivalents" />
    <link:label xlink:type="resource" xlink:label="label_EffectOfExchangeRateOnCashCashEquivalentsRestrictedCashAndRestrictedCashEquivalents_1" xlink:role="http://www.xbrl.org/2003/role/label" xlink:title="label_EffectOfExchangeRateOnCashCashEquivalentsRestrictedCashAndRestrictedCashEquivalents_1" xml:lang="en-US" id="label_EffectOfExchangeRateOnCashCashEquivalentsRestrictedCashAndRestrictedCashEquivalents_1">Effect of Exchange Rate on Cash, Cash Equivalent, Restricted Cash, and Restricted Cash Equivalent, Continuing Operation</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="EffectOfExchangeRateOnCashCashEquivalentsRestrictedCashAndRestrictedCashEquivalents" xlink:to="label_EffectOfExchangeRateOnCashCashEquivalentsRestrictedCashAndRestrictedCashEquivalents_1" xlink:title="Label : EffectOfExchangeRateOnCashCashEquivalentsRestrictedCashAndRestrictedCashEquivalents to label_EffectOfExchangeRateOnCashCashEquivalentsRestrictedCashAndRestrictedCashEquivalents_1" />
    <link:loc xlink:type="locator" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_CashCashEquivalentsRestrictedCashAndRestrictedCashEquivalentsPeriodIncreaseDecreaseIncludingExchangeRateEffect" xlink:label="CashCashEquivalentsRestrictedCashAndRestrictedCashEquivalentsPeriodIncreaseDecreaseIncludingExchangeRateEffect" xlink:title="CashCashEquivalentsRestrictedCashAndRestrictedCashEquivalentsPeriodIncreaseDecreaseIncludingExchangeRateEffect" />
    <link:label xlink:type="resource" xlink:label="label_CashCashEquivalentsRestrictedCashAndRestrictedCashEquivalentsPeriodIncreaseDecreaseIncludingExchangeRateEffect" xlink:role="http://www.xbrl.org/2003/role/totalLabel" xlink:title="label_CashCashEquivalentsRestrictedCashAndRestrictedCashEquivalentsPeriodIncreaseDecreaseIncludingExchangeRateEffect" xml:lang="en-US" id="label_CashCashEquivalentsRestrictedCashAndRestrictedCashEquivalentsPeriodIncreaseDecreaseIncludingExchangeRateEffect">Change in Cash and Cash Equivalents</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="CashCashEquivalentsRestrictedCashAndRestrictedCashEquivalentsPeriodIncreaseDecreaseIncludingExchangeRateEffect" xlink:to="label_CashCashEquivalentsRestrictedCashAndRestrictedCashEquivalentsPeriodIncreaseDecreaseIncludingExchangeRateEffect" xlink:title="Label : CashCashEquivalentsRestrictedCashAndRestrictedCashEquivalentsPeriodIncreaseDecreaseIncludingExchangeRateEffect to label_CashCashEquivalentsRestrictedCashAndRestrictedCashEquivalentsPeriodIncreaseDecreaseIncludingExchangeRateEffect" />
    <link:label xlink:type="resource" xlink:label="label_CashCashEquivalentsRestrictedCashAndRestrictedCashEquivalentsPeriodIncreaseDecreaseIncludingExchangeRateEffect_1" xlink:role="http://www.xbrl.org/2003/role/label" xlink:title="label_CashCashEquivalentsRestrictedCashAndRestrictedCashEquivalentsPeriodIncreaseDecreaseIncludingExchangeRateEffect_1" xml:lang="en-US" id="label_CashCashEquivalentsRestrictedCashAndRestrictedCashEquivalentsPeriodIncreaseDecreaseIncludingExchangeRateEffect_1">Cash, Cash Equivalent, Restricted Cash, and Restricted Cash Equivalent, Period Increase (Decrease), Including Exchange Rate Effect and Discontinued Operation</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="CashCashEquivalentsRestrictedCashAndRestrictedCashEquivalentsPeriodIncreaseDecreaseIncludingExchangeRateEffect" xlink:to="label_CashCashEquivalentsRestrictedCashAndRestrictedCashEquivalentsPeriodIncreaseDecreaseIncludingExchangeRateEffect_1" xlink:title="Label : CashCashEquivalentsRestrictedCashAndRestrictedCashEquivalentsPeriodIncreaseDecreaseIncludingExchangeRateEffect to label_CashCashEquivalentsRestrictedCashAndRestrictedCashEquivalentsPeriodIncreaseDecreaseIncludingExchangeRateEffect_1" />
    <link:loc xlink:type="locator" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_CashCashEquivalentsRestrictedCashAndRestrictedCashEquivalents" xlink:label="CashCashEquivalentsRestrictedCashAndRestrictedCashEquivalents" xlink:title="CashCashEquivalentsRestrictedCashAndRestrictedCashEquivalents" />
    <link:label xlink:type="resource" xlink:label="label_CashCashEquivalentsRestrictedCashAndRestrictedCashEquivalents" xlink:role="http://www.xbrl.org/2003/role/periodStartLabel" xlink:title="label_CashCashEquivalentsRestrictedCashAndRestrictedCashEquivalents" xml:lang="en-US" id="label_CashCashEquivalentsRestrictedCashAndRestrictedCashEquivalents">Cash and Cash Equivalents&#x2014;Beginning of Period</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="CashCashEquivalentsRestrictedCashAndRestrictedCashEquivalents" xlink:to="label_CashCashEquivalentsRestrictedCashAndRestrictedCashEquivalents" xlink:title="Label : CashCashEquivalentsRestrictedCashAndRestrictedCashEquivalents to label_CashCashEquivalentsRestrictedCashAndRestrictedCashEquivalents" />
    <link:label xlink:type="resource" xlink:label="label_CashCashEquivalentsRestrictedCashAndRestrictedCashEquivalents_1" xlink:role="http://www.xbrl.org/2003/role/periodEndLabel" xlink:title="label_CashCashEquivalentsRestrictedCashAndRestrictedCashEquivalents_1" xml:lang="en-US" id="label_CashCashEquivalentsRestrictedCashAndRestrictedCashEquivalents_1">Cash and Cash Equivalents&#x2014;End of Period</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="CashCashEquivalentsRestrictedCashAndRestrictedCashEquivalents" xlink:to="label_CashCashEquivalentsRestrictedCashAndRestrictedCashEquivalents_1" xlink:title="Label : CashCashEquivalentsRestrictedCashAndRestrictedCashEquivalents to label_CashCashEquivalentsRestrictedCashAndRestrictedCashEquivalents_1" />
    <link:label xlink:type="resource" xlink:label="label_CashCashEquivalentsRestrictedCashAndRestrictedCashEquivalents_2" xlink:role="http://www.xbrl.org/2003/role/label" xlink:title="label_CashCashEquivalentsRestrictedCashAndRestrictedCashEquivalents_2" xml:lang="en-US" id="label_CashCashEquivalentsRestrictedCashAndRestrictedCashEquivalents_2">Cash, Cash Equivalent, Restricted Cash, and Restricted Cash Equivalent, Continuing Operation</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="CashCashEquivalentsRestrictedCashAndRestrictedCashEquivalents" xlink:to="label_CashCashEquivalentsRestrictedCashAndRestrictedCashEquivalents_2" xlink:title="Label : CashCashEquivalentsRestrictedCashAndRestrictedCashEquivalents to label_CashCashEquivalentsRestrictedCashAndRestrictedCashEquivalents_2" />
    <link:loc xlink:type="locator" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_CashFlowNoncashInvestingAndFinancingActivitiesDisclosureAbstract" xlink:label="CashFlowNoncashInvestingAndFinancingActivitiesDisclosureAbstract" xlink:title="CashFlowNoncashInvestingAndFinancingActivitiesDisclosureAbstract" />
    <link:label xlink:type="resource" xlink:label="label_CashFlowNoncashInvestingAndFinancingActivitiesDisclosureAbstract" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:title="label_CashFlowNoncashInvestingAndFinancingActivitiesDisclosureAbstract" xml:lang="en-US" id="label_CashFlowNoncashInvestingAndFinancingActivitiesDisclosureAbstract">NONCASH INVESTING/FINANCING ACTIVITIES</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="CashFlowNoncashInvestingAndFinancingActivitiesDisclosureAbstract" xlink:to="label_CashFlowNoncashInvestingAndFinancingActivitiesDisclosureAbstract" xlink:title="Label : CashFlowNoncashInvestingAndFinancingActivitiesDisclosureAbstract to label_CashFlowNoncashInvestingAndFinancingActivitiesDisclosureAbstract" />
    <link:label xlink:type="resource" xlink:label="label_CashFlowNoncashInvestingAndFinancingActivitiesDisclosureAbstract_1" xlink:role="http://www.xbrl.org/2003/role/label" xlink:title="label_CashFlowNoncashInvestingAndFinancingActivitiesDisclosureAbstract_1" xml:lang="en-US" id="label_CashFlowNoncashInvestingAndFinancingActivitiesDisclosureAbstract_1">Cash Flow, Noncash Investing and Financing Activities Disclosure [Abstract]</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="CashFlowNoncashInvestingAndFinancingActivitiesDisclosureAbstract" xlink:to="label_CashFlowNoncashInvestingAndFinancingActivitiesDisclosureAbstract_1" xlink:title="Label : CashFlowNoncashInvestingAndFinancingActivitiesDisclosureAbstract to label_CashFlowNoncashInvestingAndFinancingActivitiesDisclosureAbstract_1" />
    <link:loc xlink:type="locator" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_NoncashOrPartNoncashAcquisitionFixedAssetsAcquired1" xlink:label="NoncashOrPartNoncashAcquisitionFixedAssetsAcquired1" xlink:title="NoncashOrPartNoncashAcquisitionFixedAssetsAcquired1" />
    <link:label xlink:type="resource" xlink:label="label_NoncashOrPartNoncashAcquisitionFixedAssetsAcquired1" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:title="label_NoncashOrPartNoncashAcquisitionFixedAssetsAcquired1" xml:lang="en-US" id="label_NoncashOrPartNoncashAcquisitionFixedAssetsAcquired1">Purchases of Fixed Assets included in Accounts Payable</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="NoncashOrPartNoncashAcquisitionFixedAssetsAcquired1" xlink:to="label_NoncashOrPartNoncashAcquisitionFixedAssetsAcquired1" xlink:title="Label : NoncashOrPartNoncashAcquisitionFixedAssetsAcquired1 to label_NoncashOrPartNoncashAcquisitionFixedAssetsAcquired1" />
    <link:label xlink:type="resource" xlink:label="label_NoncashOrPartNoncashAcquisitionFixedAssetsAcquired1_1" xlink:role="http://www.xbrl.org/2003/role/label" xlink:title="label_NoncashOrPartNoncashAcquisitionFixedAssetsAcquired1_1" xml:lang="en-US" id="label_NoncashOrPartNoncashAcquisitionFixedAssetsAcquired1_1">Noncash or Part Noncash Acquisition, Fixed Assets Acquired</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="NoncashOrPartNoncashAcquisitionFixedAssetsAcquired1" xlink:to="label_NoncashOrPartNoncashAcquisitionFixedAssetsAcquired1_1" xlink:title="Label : NoncashOrPartNoncashAcquisitionFixedAssetsAcquired1 to label_NoncashOrPartNoncashAcquisitionFixedAssetsAcquired1_1" />
    <link:loc xlink:type="locator" xlink:href="sxtp-20260630.xsd#sxtp_GrossSharesIssuedForAnnualPerformanceBonuses" xlink:label="GrossSharesIssuedForAnnualPerformanceBonuses" xlink:title="GrossSharesIssuedForAnnualPerformanceBonuses" />
    <link:label xlink:type="resource" xlink:label="label_GrossSharesIssuedForAnnualPerformanceBonuses" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:title="label_GrossSharesIssuedForAnnualPerformanceBonuses" xml:lang="en-US" id="label_GrossSharesIssuedForAnnualPerformanceBonuses">Gross Shares Issued for Annual Performance Bonuses</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="GrossSharesIssuedForAnnualPerformanceBonuses" xlink:to="label_GrossSharesIssuedForAnnualPerformanceBonuses" xlink:title="Label : GrossSharesIssuedForAnnualPerformanceBonuses to label_GrossSharesIssuedForAnnualPerformanceBonuses" />
    <link:label xlink:type="resource" xlink:label="label_GrossSharesIssuedForAnnualPerformanceBonuses_1" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:title="label_GrossSharesIssuedForAnnualPerformanceBonuses_1" xml:lang="en-US" id="label_GrossSharesIssuedForAnnualPerformanceBonuses_1">Represent the amount of gross shares issued for annual performance bonuses.</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="GrossSharesIssuedForAnnualPerformanceBonuses" xlink:to="label_GrossSharesIssuedForAnnualPerformanceBonuses_1" xlink:title="Label : GrossSharesIssuedForAnnualPerformanceBonuses to label_GrossSharesIssuedForAnnualPerformanceBonuses_1" />
    <link:label xlink:type="resource" xlink:label="label_GrossSharesIssuedForAnnualPerformanceBonuses_2" xlink:role="http://www.xbrl.org/2003/role/label" xlink:title="label_GrossSharesIssuedForAnnualPerformanceBonuses_2" xml:lang="en-US" id="label_GrossSharesIssuedForAnnualPerformanceBonuses_2">Gross Shares Issued For Annual Performance Bonuses</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="GrossSharesIssuedForAnnualPerformanceBonuses" xlink:to="label_GrossSharesIssuedForAnnualPerformanceBonuses_2" xlink:title="Label : GrossSharesIssuedForAnnualPerformanceBonuses to label_GrossSharesIssuedForAnnualPerformanceBonuses_2" />
    <link:loc xlink:type="locator" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_NatureOfOperations" xlink:label="NatureOfOperations" xlink:title="NatureOfOperations" />
    <link:label xlink:type="resource" xlink:label="label_NatureOfOperations" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:title="label_NatureOfOperations" xml:lang="en-US" id="label_NatureOfOperations">NATURE OF OPERATIONS</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="NatureOfOperations" xlink:to="label_NatureOfOperations" xlink:title="Label : NatureOfOperations to label_NatureOfOperations" />
    <link:label xlink:type="resource" xlink:label="label_NatureOfOperations_1" xlink:role="http://www.xbrl.org/2003/role/label" xlink:title="label_NatureOfOperations_1" xml:lang="en-US" id="label_NatureOfOperations_1">Nature of Operations [Text Block]</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="NatureOfOperations" xlink:to="label_NatureOfOperations_1" xlink:title="Label : NatureOfOperations to label_NatureOfOperations_1" />
    <link:loc xlink:type="locator" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_SignificantAccountingPoliciesTextBlock" xlink:label="SignificantAccountingPoliciesTextBlock" xlink:title="SignificantAccountingPoliciesTextBlock" />
    <link:label xlink:type="resource" xlink:label="label_SignificantAccountingPoliciesTextBlock" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:title="label_SignificantAccountingPoliciesTextBlock" xml:lang="en-US" id="label_SignificantAccountingPoliciesTextBlock">SUMMARY OF SIGNIFICANT ACCOUNTING POLICIES</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="SignificantAccountingPoliciesTextBlock" xlink:to="label_SignificantAccountingPoliciesTextBlock" xlink:title="Label : SignificantAccountingPoliciesTextBlock to label_SignificantAccountingPoliciesTextBlock" />
    <link:label xlink:type="resource" xlink:label="label_SignificantAccountingPoliciesTextBlock_1" xlink:role="http://www.xbrl.org/2003/role/label" xlink:title="label_SignificantAccountingPoliciesTextBlock_1" xml:lang="en-US" id="label_SignificantAccountingPoliciesTextBlock_1">Significant Accounting Policies [Text Block]</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="SignificantAccountingPoliciesTextBlock" xlink:to="label_SignificantAccountingPoliciesTextBlock_1" xlink:title="Label : SignificantAccountingPoliciesTextBlock to label_SignificantAccountingPoliciesTextBlock_1" />
    <link:loc xlink:type="locator" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_InventoryDisclosureTextBlock" xlink:label="InventoryDisclosureTextBlock" xlink:title="InventoryDisclosureTextBlock" />
    <link:label xlink:type="resource" xlink:label="label_InventoryDisclosureTextBlock" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:title="label_InventoryDisclosureTextBlock" xml:lang="en-US" id="label_InventoryDisclosureTextBlock">INVENTORY</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="InventoryDisclosureTextBlock" xlink:to="label_InventoryDisclosureTextBlock" xlink:title="Label : InventoryDisclosureTextBlock to label_InventoryDisclosureTextBlock" />
    <link:label xlink:type="resource" xlink:label="label_InventoryDisclosureTextBlock_1" xlink:role="http://www.xbrl.org/2003/role/label" xlink:title="label_InventoryDisclosureTextBlock_1" xml:lang="en-US" id="label_InventoryDisclosureTextBlock_1">Inventory Disclosure [Text Block]</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="InventoryDisclosureTextBlock" xlink:to="label_InventoryDisclosureTextBlock_1" xlink:title="Label : InventoryDisclosureTextBlock to label_InventoryDisclosureTextBlock_1" />
    <link:loc xlink:type="locator" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_PropertyPlantAndEquipmentDisclosureTextBlock" xlink:label="PropertyPlantAndEquipmentDisclosureTextBlock" xlink:title="PropertyPlantAndEquipmentDisclosureTextBlock" />
    <link:label xlink:type="resource" xlink:label="label_PropertyPlantAndEquipmentDisclosureTextBlock" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:title="label_PropertyPlantAndEquipmentDisclosureTextBlock" xml:lang="en-US" id="label_PropertyPlantAndEquipmentDisclosureTextBlock">PROPERTY AND EQUIPMENT</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="PropertyPlantAndEquipmentDisclosureTextBlock" xlink:to="label_PropertyPlantAndEquipmentDisclosureTextBlock" xlink:title="Label : PropertyPlantAndEquipmentDisclosureTextBlock to label_PropertyPlantAndEquipmentDisclosureTextBlock" />
    <link:label xlink:type="resource" xlink:label="label_PropertyPlantAndEquipmentDisclosureTextBlock_1" xlink:role="http://www.xbrl.org/2003/role/label" xlink:title="label_PropertyPlantAndEquipmentDisclosureTextBlock_1" xml:lang="en-US" id="label_PropertyPlantAndEquipmentDisclosureTextBlock_1">Property, Plant and Equipment Disclosure [Text Block]</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="PropertyPlantAndEquipmentDisclosureTextBlock" xlink:to="label_PropertyPlantAndEquipmentDisclosureTextBlock_1" xlink:title="Label : PropertyPlantAndEquipmentDisclosureTextBlock to label_PropertyPlantAndEquipmentDisclosureTextBlock_1" />
    <link:loc xlink:type="locator" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_IntangibleAssetsDisclosureTextBlock" xlink:label="IntangibleAssetsDisclosureTextBlock" xlink:title="IntangibleAssetsDisclosureTextBlock" />
    <link:label xlink:type="resource" xlink:label="label_IntangibleAssetsDisclosureTextBlock" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:title="label_IntangibleAssetsDisclosureTextBlock" xml:lang="en-US" id="label_IntangibleAssetsDisclosureTextBlock">INTANGIBLE ASSETS</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="IntangibleAssetsDisclosureTextBlock" xlink:to="label_IntangibleAssetsDisclosureTextBlock" xlink:title="Label : IntangibleAssetsDisclosureTextBlock to label_IntangibleAssetsDisclosureTextBlock" />
    <link:label xlink:type="resource" xlink:label="label_IntangibleAssetsDisclosureTextBlock_1" xlink:role="http://www.xbrl.org/2003/role/label" xlink:title="label_IntangibleAssetsDisclosureTextBlock_1" xml:lang="en-US" id="label_IntangibleAssetsDisclosureTextBlock_1">Intangible Assets Disclosure [Text Block]</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="IntangibleAssetsDisclosureTextBlock" xlink:to="label_IntangibleAssetsDisclosureTextBlock_1" xlink:title="Label : IntangibleAssetsDisclosureTextBlock to label_IntangibleAssetsDisclosureTextBlock_1" />
    <link:loc xlink:type="locator" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_DebtDisclosureTextBlock" xlink:label="DebtDisclosureTextBlock" xlink:title="DebtDisclosureTextBlock" />
    <link:label xlink:type="resource" xlink:label="label_DebtDisclosureTextBlock" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:title="label_DebtDisclosureTextBlock" xml:lang="en-US" id="label_DebtDisclosureTextBlock">DEBT</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="DebtDisclosureTextBlock" xlink:to="label_DebtDisclosureTextBlock" xlink:title="Label : DebtDisclosureTextBlock to label_DebtDisclosureTextBlock" />
    <link:label xlink:type="resource" xlink:label="label_DebtDisclosureTextBlock_1" xlink:role="http://www.xbrl.org/2003/role/label" xlink:title="label_DebtDisclosureTextBlock_1" xml:lang="en-US" id="label_DebtDisclosureTextBlock_1">Debt Disclosure [Text Block]</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="DebtDisclosureTextBlock" xlink:to="label_DebtDisclosureTextBlock_1" xlink:title="Label : DebtDisclosureTextBlock to label_DebtDisclosureTextBlock_1" />
    <link:loc xlink:type="locator" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_DerivativeInstrumentsAndHedgingActivitiesDisclosureTextBlock" xlink:label="DerivativeInstrumentsAndHedgingActivitiesDisclosureTextBlock" xlink:title="DerivativeInstrumentsAndHedgingActivitiesDisclosureTextBlock" />
    <link:label xlink:type="resource" xlink:label="label_DerivativeInstrumentsAndHedgingActivitiesDisclosureTextBlock" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:title="label_DerivativeInstrumentsAndHedgingActivitiesDisclosureTextBlock" xml:lang="en-US" id="label_DerivativeInstrumentsAndHedgingActivitiesDisclosureTextBlock">DERIVATIVE LIABILITIES</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="DerivativeInstrumentsAndHedgingActivitiesDisclosureTextBlock" xlink:to="label_DerivativeInstrumentsAndHedgingActivitiesDisclosureTextBlock" xlink:title="Label : DerivativeInstrumentsAndHedgingActivitiesDisclosureTextBlock to label_DerivativeInstrumentsAndHedgingActivitiesDisclosureTextBlock" />
    <link:label xlink:type="resource" xlink:label="label_DerivativeInstrumentsAndHedgingActivitiesDisclosureTextBlock_1" xlink:role="http://www.xbrl.org/2003/role/label" xlink:title="label_DerivativeInstrumentsAndHedgingActivitiesDisclosureTextBlock_1" xml:lang="en-US" id="label_DerivativeInstrumentsAndHedgingActivitiesDisclosureTextBlock_1">Derivative Instruments and Hedging Activities Disclosure [Text Block]</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="DerivativeInstrumentsAndHedgingActivitiesDisclosureTextBlock" xlink:to="label_DerivativeInstrumentsAndHedgingActivitiesDisclosureTextBlock_1" xlink:title="Label : DerivativeInstrumentsAndHedgingActivitiesDisclosureTextBlock to label_DerivativeInstrumentsAndHedgingActivitiesDisclosureTextBlock_1" />
    <link:loc xlink:type="locator" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_IncomeTaxDisclosureTextBlock" xlink:label="IncomeTaxDisclosureTextBlock" xlink:title="IncomeTaxDisclosureTextBlock" />
    <link:label xlink:type="resource" xlink:label="label_IncomeTaxDisclosureTextBlock" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:title="label_IncomeTaxDisclosureTextBlock" xml:lang="en-US" id="label_IncomeTaxDisclosureTextBlock">INCOME TAXES</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="IncomeTaxDisclosureTextBlock" xlink:to="label_IncomeTaxDisclosureTextBlock" xlink:title="Label : IncomeTaxDisclosureTextBlock to label_IncomeTaxDisclosureTextBlock" />
    <link:label xlink:type="resource" xlink:label="label_IncomeTaxDisclosureTextBlock_1" xlink:role="http://www.xbrl.org/2003/role/label" xlink:title="label_IncomeTaxDisclosureTextBlock_1" xml:lang="en-US" id="label_IncomeTaxDisclosureTextBlock_1">Income Tax Disclosure [Text Block]</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="IncomeTaxDisclosureTextBlock" xlink:to="label_IncomeTaxDisclosureTextBlock_1" xlink:title="Label : IncomeTaxDisclosureTextBlock to label_IncomeTaxDisclosureTextBlock_1" />
    <link:loc xlink:type="locator" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_DisclosureOfCompensationRelatedCostsShareBasedPaymentsTextBlock" xlink:label="DisclosureOfCompensationRelatedCostsShareBasedPaymentsTextBlock" xlink:title="DisclosureOfCompensationRelatedCostsShareBasedPaymentsTextBlock" />
    <link:label xlink:type="resource" xlink:label="label_DisclosureOfCompensationRelatedCostsShareBasedPaymentsTextBlock" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:title="label_DisclosureOfCompensationRelatedCostsShareBasedPaymentsTextBlock" xml:lang="en-US" id="label_DisclosureOfCompensationRelatedCostsShareBasedPaymentsTextBlock">SHARE-BASED COMPENSATION</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="DisclosureOfCompensationRelatedCostsShareBasedPaymentsTextBlock" xlink:to="label_DisclosureOfCompensationRelatedCostsShareBasedPaymentsTextBlock" xlink:title="Label : DisclosureOfCompensationRelatedCostsShareBasedPaymentsTextBlock to label_DisclosureOfCompensationRelatedCostsShareBasedPaymentsTextBlock" />
    <link:label xlink:type="resource" xlink:label="label_DisclosureOfCompensationRelatedCostsShareBasedPaymentsTextBlock_1" xlink:role="http://www.xbrl.org/2003/role/label" xlink:title="label_DisclosureOfCompensationRelatedCostsShareBasedPaymentsTextBlock_1" xml:lang="en-US" id="label_DisclosureOfCompensationRelatedCostsShareBasedPaymentsTextBlock_1">Share-Based Payment Arrangement [Text Block]</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="DisclosureOfCompensationRelatedCostsShareBasedPaymentsTextBlock" xlink:to="label_DisclosureOfCompensationRelatedCostsShareBasedPaymentsTextBlock_1" xlink:title="Label : DisclosureOfCompensationRelatedCostsShareBasedPaymentsTextBlock to label_DisclosureOfCompensationRelatedCostsShareBasedPaymentsTextBlock_1" />
    <link:loc xlink:type="locator" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_CommitmentsAndContingenciesDisclosureTextBlock" xlink:label="CommitmentsAndContingenciesDisclosureTextBlock" xlink:title="CommitmentsAndContingenciesDisclosureTextBlock" />
    <link:label xlink:type="resource" xlink:label="label_CommitmentsAndContingenciesDisclosureTextBlock" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:title="label_CommitmentsAndContingenciesDisclosureTextBlock" xml:lang="en-US" id="label_CommitmentsAndContingenciesDisclosureTextBlock">COMMITMENTS AND CONTINGENCIES</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="CommitmentsAndContingenciesDisclosureTextBlock" xlink:to="label_CommitmentsAndContingenciesDisclosureTextBlock" xlink:title="Label : CommitmentsAndContingenciesDisclosureTextBlock to label_CommitmentsAndContingenciesDisclosureTextBlock" />
    <link:label xlink:type="resource" xlink:label="label_CommitmentsAndContingenciesDisclosureTextBlock_1" xlink:role="http://www.xbrl.org/2003/role/label" xlink:title="label_CommitmentsAndContingenciesDisclosureTextBlock_1" xml:lang="en-US" id="label_CommitmentsAndContingenciesDisclosureTextBlock_1">Commitments and Contingencies Disclosure [Text Block]</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="CommitmentsAndContingenciesDisclosureTextBlock" xlink:to="label_CommitmentsAndContingenciesDisclosureTextBlock_1" xlink:title="Label : CommitmentsAndContingenciesDisclosureTextBlock to label_CommitmentsAndContingenciesDisclosureTextBlock_1" />
    <link:loc xlink:type="locator" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_SubsequentEventsTextBlock" xlink:label="SubsequentEventsTextBlock" xlink:title="SubsequentEventsTextBlock" />
    <link:label xlink:type="resource" xlink:label="label_SubsequentEventsTextBlock" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:title="label_SubsequentEventsTextBlock" xml:lang="en-US" id="label_SubsequentEventsTextBlock">SUBSEQUENT EVENTS</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="SubsequentEventsTextBlock" xlink:to="label_SubsequentEventsTextBlock" xlink:title="Label : SubsequentEventsTextBlock to label_SubsequentEventsTextBlock" />
    <link:label xlink:type="resource" xlink:label="label_SubsequentEventsTextBlock_1" xlink:role="http://www.xbrl.org/2003/role/label" xlink:title="label_SubsequentEventsTextBlock_1" xml:lang="en-US" id="label_SubsequentEventsTextBlock_1">Subsequent Events [Text Block]</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="SubsequentEventsTextBlock" xlink:to="label_SubsequentEventsTextBlock_1" xlink:title="Label : SubsequentEventsTextBlock to label_SubsequentEventsTextBlock_1" />
    <link:loc xlink:type="locator" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_BasisOfAccountingPolicyPolicyTextBlock" xlink:label="BasisOfAccountingPolicyPolicyTextBlock" xlink:title="BasisOfAccountingPolicyPolicyTextBlock" />
    <link:label xlink:type="resource" xlink:label="label_BasisOfAccountingPolicyPolicyTextBlock" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:title="label_BasisOfAccountingPolicyPolicyTextBlock" xml:lang="en-US" id="label_BasisOfAccountingPolicyPolicyTextBlock">Basis of Presentation</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="BasisOfAccountingPolicyPolicyTextBlock" xlink:to="label_BasisOfAccountingPolicyPolicyTextBlock" xlink:title="Label : BasisOfAccountingPolicyPolicyTextBlock to label_BasisOfAccountingPolicyPolicyTextBlock" />
    <link:label xlink:type="resource" xlink:label="label_BasisOfAccountingPolicyPolicyTextBlock_1" xlink:role="http://www.xbrl.org/2003/role/label" xlink:title="label_BasisOfAccountingPolicyPolicyTextBlock_1" xml:lang="en-US" id="label_BasisOfAccountingPolicyPolicyTextBlock_1">Basis of Accounting, Policy [Policy Text Block]</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="BasisOfAccountingPolicyPolicyTextBlock" xlink:to="label_BasisOfAccountingPolicyPolicyTextBlock_1" xlink:title="Label : BasisOfAccountingPolicyPolicyTextBlock to label_BasisOfAccountingPolicyPolicyTextBlock_1" />
    <link:loc xlink:type="locator" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_UseOfEstimates" xlink:label="UseOfEstimates" xlink:title="UseOfEstimates" />
    <link:label xlink:type="resource" xlink:label="label_UseOfEstimates" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:title="label_UseOfEstimates" xml:lang="en-US" id="label_UseOfEstimates">Use of Estimates</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="UseOfEstimates" xlink:to="label_UseOfEstimates" xlink:title="Label : UseOfEstimates to label_UseOfEstimates" />
    <link:label xlink:type="resource" xlink:label="label_UseOfEstimates_1" xlink:role="http://www.xbrl.org/2003/role/label" xlink:title="label_UseOfEstimates_1" xml:lang="en-US" id="label_UseOfEstimates_1">Use of Estimates, Policy [Policy Text Block]</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="UseOfEstimates" xlink:to="label_UseOfEstimates_1" xlink:title="Label : UseOfEstimates to label_UseOfEstimates_1" />
    <link:loc xlink:type="locator" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_StockholdersEquityPolicyTextBlock" xlink:label="StockholdersEquityPolicyTextBlock" xlink:title="StockholdersEquityPolicyTextBlock" />
    <link:label xlink:type="resource" xlink:label="label_StockholdersEquityPolicyTextBlock" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:title="label_StockholdersEquityPolicyTextBlock" xml:lang="en-US" id="label_StockholdersEquityPolicyTextBlock">Reverse Stock Splits</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="StockholdersEquityPolicyTextBlock" xlink:to="label_StockholdersEquityPolicyTextBlock" xlink:title="Label : StockholdersEquityPolicyTextBlock to label_StockholdersEquityPolicyTextBlock" />
    <link:label xlink:type="resource" xlink:label="label_StockholdersEquityPolicyTextBlock_1" xlink:role="http://www.xbrl.org/2003/role/label" xlink:title="label_StockholdersEquityPolicyTextBlock_1" xml:lang="en-US" id="label_StockholdersEquityPolicyTextBlock_1">Stockholders' Equity, Policy [Policy Text Block]</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="StockholdersEquityPolicyTextBlock" xlink:to="label_StockholdersEquityPolicyTextBlock_1" xlink:title="Label : StockholdersEquityPolicyTextBlock to label_StockholdersEquityPolicyTextBlock_1" />
    <link:loc xlink:type="locator" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_ConcentrationRiskCreditRisk" xlink:label="ConcentrationRiskCreditRisk" xlink:title="ConcentrationRiskCreditRisk" />
    <link:label xlink:type="resource" xlink:label="label_ConcentrationRiskCreditRisk" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:title="label_ConcentrationRiskCreditRisk" xml:lang="en-US" id="label_ConcentrationRiskCreditRisk">Concentrations</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="ConcentrationRiskCreditRisk" xlink:to="label_ConcentrationRiskCreditRisk" xlink:title="Label : ConcentrationRiskCreditRisk to label_ConcentrationRiskCreditRisk" />
    <link:label xlink:type="resource" xlink:label="label_ConcentrationRiskCreditRisk_1" xlink:role="http://www.xbrl.org/2003/role/label" xlink:title="label_ConcentrationRiskCreditRisk_1" xml:lang="en-US" id="label_ConcentrationRiskCreditRisk_1">Concentration Risk, Credit Risk, Policy [Policy Text Block]</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="ConcentrationRiskCreditRisk" xlink:to="label_ConcentrationRiskCreditRisk_1" xlink:title="Label : ConcentrationRiskCreditRisk to label_ConcentrationRiskCreditRisk_1" />
    <link:loc xlink:type="locator" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_SegmentReportingPolicyPolicyTextBlock" xlink:label="SegmentReportingPolicyPolicyTextBlock" xlink:title="SegmentReportingPolicyPolicyTextBlock" />
    <link:label xlink:type="resource" xlink:label="label_SegmentReportingPolicyPolicyTextBlock" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:title="label_SegmentReportingPolicyPolicyTextBlock" xml:lang="en-US" id="label_SegmentReportingPolicyPolicyTextBlock">Segment Information</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="SegmentReportingPolicyPolicyTextBlock" xlink:to="label_SegmentReportingPolicyPolicyTextBlock" xlink:title="Label : SegmentReportingPolicyPolicyTextBlock to label_SegmentReportingPolicyPolicyTextBlock" />
    <link:label xlink:type="resource" xlink:label="label_SegmentReportingPolicyPolicyTextBlock_1" xlink:role="http://www.xbrl.org/2003/role/label" xlink:title="label_SegmentReportingPolicyPolicyTextBlock_1" xml:lang="en-US" id="label_SegmentReportingPolicyPolicyTextBlock_1">Segment Reporting, Policy [Policy Text Block]</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="SegmentReportingPolicyPolicyTextBlock" xlink:to="label_SegmentReportingPolicyPolicyTextBlock_1" xlink:title="Label : SegmentReportingPolicyPolicyTextBlock to label_SegmentReportingPolicyPolicyTextBlock_1" />
    <link:loc xlink:type="locator" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_DerivativesPolicyTextBlock" xlink:label="DerivativesPolicyTextBlock" xlink:title="DerivativesPolicyTextBlock" />
    <link:label xlink:type="resource" xlink:label="label_DerivativesPolicyTextBlock" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:title="label_DerivativesPolicyTextBlock" xml:lang="en-US" id="label_DerivativesPolicyTextBlock">Derivative Liabilities</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="DerivativesPolicyTextBlock" xlink:to="label_DerivativesPolicyTextBlock" xlink:title="Label : DerivativesPolicyTextBlock to label_DerivativesPolicyTextBlock" />
    <link:label xlink:type="resource" xlink:label="label_DerivativesPolicyTextBlock_1" xlink:role="http://www.xbrl.org/2003/role/label" xlink:title="label_DerivativesPolicyTextBlock_1" xml:lang="en-US" id="label_DerivativesPolicyTextBlock_1">Derivatives, Policy [Policy Text Block]</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="DerivativesPolicyTextBlock" xlink:to="label_DerivativesPolicyTextBlock_1" xlink:title="Label : DerivativesPolicyTextBlock to label_DerivativesPolicyTextBlock_1" />
    <link:loc xlink:type="locator" xlink:href="sxtp-20260630.xsd#sxtp_EquityClassifiedWarrantsPolicyTextBlock" xlink:label="EquityClassifiedWarrantsPolicyTextBlock" xlink:title="EquityClassifiedWarrantsPolicyTextBlock" />
    <link:label xlink:type="resource" xlink:label="label_EquityClassifiedWarrantsPolicyTextBlock" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:title="label_EquityClassifiedWarrantsPolicyTextBlock" xml:lang="en-US" id="label_EquityClassifiedWarrantsPolicyTextBlock">Equity-Classified Warrants</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="EquityClassifiedWarrantsPolicyTextBlock" xlink:to="label_EquityClassifiedWarrantsPolicyTextBlock" xlink:title="Label : EquityClassifiedWarrantsPolicyTextBlock to label_EquityClassifiedWarrantsPolicyTextBlock" />
    <link:label xlink:type="resource" xlink:label="label_EquityClassifiedWarrantsPolicyTextBlock_1" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:title="label_EquityClassifiedWarrantsPolicyTextBlock_1" xml:lang="en-US" id="label_EquityClassifiedWarrantsPolicyTextBlock_1">Disclosure of accounting policy for equity-classified warrants.</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="EquityClassifiedWarrantsPolicyTextBlock" xlink:to="label_EquityClassifiedWarrantsPolicyTextBlock_1" xlink:title="Label : EquityClassifiedWarrantsPolicyTextBlock to label_EquityClassifiedWarrantsPolicyTextBlock_1" />
    <link:label xlink:type="resource" xlink:label="label_EquityClassifiedWarrantsPolicyTextBlock_2" xlink:role="http://www.xbrl.org/2003/role/label" xlink:title="label_EquityClassifiedWarrantsPolicyTextBlock_2" xml:lang="en-US" id="label_EquityClassifiedWarrantsPolicyTextBlock_2">Equity Classified Warrants Policy Text Block</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="EquityClassifiedWarrantsPolicyTextBlock" xlink:to="label_EquityClassifiedWarrantsPolicyTextBlock_2" xlink:title="Label : EquityClassifiedWarrantsPolicyTextBlock to label_EquityClassifiedWarrantsPolicyTextBlock_2" />
    <link:loc xlink:type="locator" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_RevenueFromContractWithCustomerPolicyTextBlock" xlink:label="RevenueFromContractWithCustomerPolicyTextBlock" xlink:title="RevenueFromContractWithCustomerPolicyTextBlock" />
    <link:label xlink:type="resource" xlink:label="label_RevenueFromContractWithCustomerPolicyTextBlock" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:title="label_RevenueFromContractWithCustomerPolicyTextBlock" xml:lang="en-US" id="label_RevenueFromContractWithCustomerPolicyTextBlock">Revenue Recognition</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="RevenueFromContractWithCustomerPolicyTextBlock" xlink:to="label_RevenueFromContractWithCustomerPolicyTextBlock" xlink:title="Label : RevenueFromContractWithCustomerPolicyTextBlock to label_RevenueFromContractWithCustomerPolicyTextBlock" />
    <link:label xlink:type="resource" xlink:label="label_RevenueFromContractWithCustomerPolicyTextBlock_1" xlink:role="http://www.xbrl.org/2003/role/label" xlink:title="label_RevenueFromContractWithCustomerPolicyTextBlock_1" xml:lang="en-US" id="label_RevenueFromContractWithCustomerPolicyTextBlock_1">Revenue from Contract with Customer [Policy Text Block]</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="RevenueFromContractWithCustomerPolicyTextBlock" xlink:to="label_RevenueFromContractWithCustomerPolicyTextBlock_1" xlink:title="Label : RevenueFromContractWithCustomerPolicyTextBlock to label_RevenueFromContractWithCustomerPolicyTextBlock_1" />
    <link:loc xlink:type="locator" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_ResearchAndDevelopmentExpensePolicy" xlink:label="ResearchAndDevelopmentExpensePolicy" xlink:title="ResearchAndDevelopmentExpensePolicy" />
    <link:label xlink:type="resource" xlink:label="label_ResearchAndDevelopmentExpensePolicy" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:title="label_ResearchAndDevelopmentExpensePolicy" xml:lang="en-US" id="label_ResearchAndDevelopmentExpensePolicy">Research and Development Costs</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="ResearchAndDevelopmentExpensePolicy" xlink:to="label_ResearchAndDevelopmentExpensePolicy" xlink:title="Label : ResearchAndDevelopmentExpensePolicy to label_ResearchAndDevelopmentExpensePolicy" />
    <link:label xlink:type="resource" xlink:label="label_ResearchAndDevelopmentExpensePolicy_1" xlink:role="http://www.xbrl.org/2003/role/label" xlink:title="label_ResearchAndDevelopmentExpensePolicy_1" xml:lang="en-US" id="label_ResearchAndDevelopmentExpensePolicy_1">Research and Development Expense, Policy [Policy Text Block]</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="ResearchAndDevelopmentExpensePolicy" xlink:to="label_ResearchAndDevelopmentExpensePolicy_1" xlink:title="Label : ResearchAndDevelopmentExpensePolicy to label_ResearchAndDevelopmentExpensePolicy_1" />
    <link:loc xlink:type="locator" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_FairValueOfFinancialInstrumentsPolicy" xlink:label="FairValueOfFinancialInstrumentsPolicy" xlink:title="FairValueOfFinancialInstrumentsPolicy" />
    <link:label xlink:type="resource" xlink:label="label_FairValueOfFinancialInstrumentsPolicy" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:title="label_FairValueOfFinancialInstrumentsPolicy" xml:lang="en-US" id="label_FairValueOfFinancialInstrumentsPolicy">Fair Value of Financial Instruments</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="FairValueOfFinancialInstrumentsPolicy" xlink:to="label_FairValueOfFinancialInstrumentsPolicy" xlink:title="Label : FairValueOfFinancialInstrumentsPolicy to label_FairValueOfFinancialInstrumentsPolicy" />
    <link:label xlink:type="resource" xlink:label="label_FairValueOfFinancialInstrumentsPolicy_1" xlink:role="http://www.xbrl.org/2003/role/label" xlink:title="label_FairValueOfFinancialInstrumentsPolicy_1" xml:lang="en-US" id="label_FairValueOfFinancialInstrumentsPolicy_1">Fair Value of Financial Instruments, Policy [Policy Text Block]</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="FairValueOfFinancialInstrumentsPolicy" xlink:to="label_FairValueOfFinancialInstrumentsPolicy_1" xlink:title="Label : FairValueOfFinancialInstrumentsPolicy to label_FairValueOfFinancialInstrumentsPolicy_1" />
    <link:loc xlink:type="locator" xlink:href="sxtp-20260630.xsd#sxtp_AssetsAndLiabilitiesNotMeasuredAtFairValueOnARecurringBasisPolicyTextBlock" xlink:label="AssetsAndLiabilitiesNotMeasuredAtFairValueOnARecurringBasisPolicyTextBlock" xlink:title="AssetsAndLiabilitiesNotMeasuredAtFairValueOnARecurringBasisPolicyTextBlock" />
    <link:label xlink:type="resource" xlink:label="label_AssetsAndLiabilitiesNotMeasuredAtFairValueOnARecurringBasisPolicyTextBlock" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:title="label_AssetsAndLiabilitiesNotMeasuredAtFairValueOnARecurringBasisPolicyTextBlock" xml:lang="en-US" id="label_AssetsAndLiabilitiesNotMeasuredAtFairValueOnARecurringBasisPolicyTextBlock">Assets and Liabilities Not Measured at Fair Value on a Recurring Basis</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="AssetsAndLiabilitiesNotMeasuredAtFairValueOnARecurringBasisPolicyTextBlock" xlink:to="label_AssetsAndLiabilitiesNotMeasuredAtFairValueOnARecurringBasisPolicyTextBlock" xlink:title="Label : AssetsAndLiabilitiesNotMeasuredAtFairValueOnARecurringBasisPolicyTextBlock to label_AssetsAndLiabilitiesNotMeasuredAtFairValueOnARecurringBasisPolicyTextBlock" />
    <link:label xlink:type="resource" xlink:label="label_AssetsAndLiabilitiesNotMeasuredAtFairValueOnARecurringBasisPolicyTextBlock_1" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:title="label_AssetsAndLiabilitiesNotMeasuredAtFairValueOnARecurringBasisPolicyTextBlock_1" xml:lang="en-US" id="label_AssetsAndLiabilitiesNotMeasuredAtFairValueOnARecurringBasisPolicyTextBlock_1">Disclosure of accounting policy for assets and liabilities not measured at fair value on a recurring basis.</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="AssetsAndLiabilitiesNotMeasuredAtFairValueOnARecurringBasisPolicyTextBlock" xlink:to="label_AssetsAndLiabilitiesNotMeasuredAtFairValueOnARecurringBasisPolicyTextBlock_1" xlink:title="Label : AssetsAndLiabilitiesNotMeasuredAtFairValueOnARecurringBasisPolicyTextBlock to label_AssetsAndLiabilitiesNotMeasuredAtFairValueOnARecurringBasisPolicyTextBlock_1" />
    <link:label xlink:type="resource" xlink:label="label_AssetsAndLiabilitiesNotMeasuredAtFairValueOnARecurringBasisPolicyTextBlock_2" xlink:role="http://www.xbrl.org/2003/role/label" xlink:title="label_AssetsAndLiabilitiesNotMeasuredAtFairValueOnARecurringBasisPolicyTextBlock_2" xml:lang="en-US" id="label_AssetsAndLiabilitiesNotMeasuredAtFairValueOnARecurringBasisPolicyTextBlock_2">Assets And Liabilities Not Measured At Fair Value On ARecurring Basis Policy Text Block</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="AssetsAndLiabilitiesNotMeasuredAtFairValueOnARecurringBasisPolicyTextBlock" xlink:to="label_AssetsAndLiabilitiesNotMeasuredAtFairValueOnARecurringBasisPolicyTextBlock_2" xlink:title="Label : AssetsAndLiabilitiesNotMeasuredAtFairValueOnARecurringBasisPolicyTextBlock to label_AssetsAndLiabilitiesNotMeasuredAtFairValueOnARecurringBasisPolicyTextBlock_2" />
    <link:loc xlink:type="locator" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_ForeignCurrencyTransactionsAndTranslationsPolicyTextBlock" xlink:label="ForeignCurrencyTransactionsAndTranslationsPolicyTextBlock" xlink:title="ForeignCurrencyTransactionsAndTranslationsPolicyTextBlock" />
    <link:label xlink:type="resource" xlink:label="label_ForeignCurrencyTransactionsAndTranslationsPolicyTextBlock" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:title="label_ForeignCurrencyTransactionsAndTranslationsPolicyTextBlock" xml:lang="en-US" id="label_ForeignCurrencyTransactionsAndTranslationsPolicyTextBlock">Foreign Currency Transactions and Translation</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="ForeignCurrencyTransactionsAndTranslationsPolicyTextBlock" xlink:to="label_ForeignCurrencyTransactionsAndTranslationsPolicyTextBlock" xlink:title="Label : ForeignCurrencyTransactionsAndTranslationsPolicyTextBlock to label_ForeignCurrencyTransactionsAndTranslationsPolicyTextBlock" />
    <link:label xlink:type="resource" xlink:label="label_ForeignCurrencyTransactionsAndTranslationsPolicyTextBlock_1" xlink:role="http://www.xbrl.org/2003/role/label" xlink:title="label_ForeignCurrencyTransactionsAndTranslationsPolicyTextBlock_1" xml:lang="en-US" id="label_ForeignCurrencyTransactionsAndTranslationsPolicyTextBlock_1">Foreign Currency Transactions and Translations Policy [Policy Text Block]</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="ForeignCurrencyTransactionsAndTranslationsPolicyTextBlock" xlink:to="label_ForeignCurrencyTransactionsAndTranslationsPolicyTextBlock_1" xlink:title="Label : ForeignCurrencyTransactionsAndTranslationsPolicyTextBlock to label_ForeignCurrencyTransactionsAndTranslationsPolicyTextBlock_1" />
    <link:loc xlink:type="locator" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_PriorPeriodReclassificationAdjustmentDescription" xlink:label="PriorPeriodReclassificationAdjustmentDescription" xlink:title="PriorPeriodReclassificationAdjustmentDescription" />
    <link:label xlink:type="resource" xlink:label="label_PriorPeriodReclassificationAdjustmentDescription" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:title="label_PriorPeriodReclassificationAdjustmentDescription" xml:lang="en-US" id="label_PriorPeriodReclassificationAdjustmentDescription">Reclassifications</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="PriorPeriodReclassificationAdjustmentDescription" xlink:to="label_PriorPeriodReclassificationAdjustmentDescription" xlink:title="Label : PriorPeriodReclassificationAdjustmentDescription to label_PriorPeriodReclassificationAdjustmentDescription" />
    <link:label xlink:type="resource" xlink:label="label_PriorPeriodReclassificationAdjustmentDescription_1" xlink:role="http://www.xbrl.org/2003/role/label" xlink:title="label_PriorPeriodReclassificationAdjustmentDescription_1" xml:lang="en-US" id="label_PriorPeriodReclassificationAdjustmentDescription_1">Reclassification, Comparability Adjustment [Policy Text Block]</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="PriorPeriodReclassificationAdjustmentDescription" xlink:to="label_PriorPeriodReclassificationAdjustmentDescription_1" xlink:title="Label : PriorPeriodReclassificationAdjustmentDescription to label_PriorPeriodReclassificationAdjustmentDescription_1" />
    <link:loc xlink:type="locator" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_ShareBasedCompensationOptionAndIncentivePlansPolicy" xlink:label="ShareBasedCompensationOptionAndIncentivePlansPolicy" xlink:title="ShareBasedCompensationOptionAndIncentivePlansPolicy" />
    <link:label xlink:type="resource" xlink:label="label_ShareBasedCompensationOptionAndIncentivePlansPolicy" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:title="label_ShareBasedCompensationOptionAndIncentivePlansPolicy" xml:lang="en-US" id="label_ShareBasedCompensationOptionAndIncentivePlansPolicy">Share-Based Payments</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="ShareBasedCompensationOptionAndIncentivePlansPolicy" xlink:to="label_ShareBasedCompensationOptionAndIncentivePlansPolicy" xlink:title="Label : ShareBasedCompensationOptionAndIncentivePlansPolicy to label_ShareBasedCompensationOptionAndIncentivePlansPolicy" />
    <link:label xlink:type="resource" xlink:label="label_ShareBasedCompensationOptionAndIncentivePlansPolicy_1" xlink:role="http://www.xbrl.org/2003/role/label" xlink:title="label_ShareBasedCompensationOptionAndIncentivePlansPolicy_1" xml:lang="en-US" id="label_ShareBasedCompensationOptionAndIncentivePlansPolicy_1">Share-Based Payment Arrangement [Policy Text Block]</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="ShareBasedCompensationOptionAndIncentivePlansPolicy" xlink:to="label_ShareBasedCompensationOptionAndIncentivePlansPolicy_1" xlink:title="Label : ShareBasedCompensationOptionAndIncentivePlansPolicy to label_ShareBasedCompensationOptionAndIncentivePlansPolicy_1" />
    <link:loc xlink:type="locator" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_CompensationRelatedCostsPolicyTextBlock" xlink:label="CompensationRelatedCostsPolicyTextBlock" xlink:title="CompensationRelatedCostsPolicyTextBlock" />
    <link:label xlink:type="resource" xlink:label="label_CompensationRelatedCostsPolicyTextBlock" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:title="label_CompensationRelatedCostsPolicyTextBlock" xml:lang="en-US" id="label_CompensationRelatedCostsPolicyTextBlock">Related Parties</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="CompensationRelatedCostsPolicyTextBlock" xlink:to="label_CompensationRelatedCostsPolicyTextBlock" xlink:title="Label : CompensationRelatedCostsPolicyTextBlock to label_CompensationRelatedCostsPolicyTextBlock" />
    <link:label xlink:type="resource" xlink:label="label_CompensationRelatedCostsPolicyTextBlock_1" xlink:role="http://www.xbrl.org/2003/role/label" xlink:title="label_CompensationRelatedCostsPolicyTextBlock_1" xml:lang="en-US" id="label_CompensationRelatedCostsPolicyTextBlock_1">Compensation Related Costs, Policy [Policy Text Block]</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="CompensationRelatedCostsPolicyTextBlock" xlink:to="label_CompensationRelatedCostsPolicyTextBlock_1" xlink:title="Label : CompensationRelatedCostsPolicyTextBlock to label_CompensationRelatedCostsPolicyTextBlock_1" />
    <link:loc xlink:type="locator" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_SubsequentEventsPolicyPolicyTextBlock" xlink:label="SubsequentEventsPolicyPolicyTextBlock" xlink:title="SubsequentEventsPolicyPolicyTextBlock" />
    <link:label xlink:type="resource" xlink:label="label_SubsequentEventsPolicyPolicyTextBlock" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:title="label_SubsequentEventsPolicyPolicyTextBlock" xml:lang="en-US" id="label_SubsequentEventsPolicyPolicyTextBlock">Subsequent Events</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="SubsequentEventsPolicyPolicyTextBlock" xlink:to="label_SubsequentEventsPolicyPolicyTextBlock" xlink:title="Label : SubsequentEventsPolicyPolicyTextBlock to label_SubsequentEventsPolicyPolicyTextBlock" />
    <link:label xlink:type="resource" xlink:label="label_SubsequentEventsPolicyPolicyTextBlock_1" xlink:role="http://www.xbrl.org/2003/role/label" xlink:title="label_SubsequentEventsPolicyPolicyTextBlock_1" xml:lang="en-US" id="label_SubsequentEventsPolicyPolicyTextBlock_1">Subsequent Events, Policy [Policy Text Block]</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="SubsequentEventsPolicyPolicyTextBlock" xlink:to="label_SubsequentEventsPolicyPolicyTextBlock_1" xlink:title="Label : SubsequentEventsPolicyPolicyTextBlock to label_SubsequentEventsPolicyPolicyTextBlock_1" />
    <link:loc xlink:type="locator" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_NewAccountingPronouncementsPolicyPolicyTextBlock" xlink:label="NewAccountingPronouncementsPolicyPolicyTextBlock" xlink:title="NewAccountingPronouncementsPolicyPolicyTextBlock" />
    <link:label xlink:type="resource" xlink:label="label_NewAccountingPronouncementsPolicyPolicyTextBlock" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:title="label_NewAccountingPronouncementsPolicyPolicyTextBlock" xml:lang="en-US" id="label_NewAccountingPronouncementsPolicyPolicyTextBlock">Recently Adopted and Issued Accounting Pronouncements</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="NewAccountingPronouncementsPolicyPolicyTextBlock" xlink:to="label_NewAccountingPronouncementsPolicyPolicyTextBlock" xlink:title="Label : NewAccountingPronouncementsPolicyPolicyTextBlock to label_NewAccountingPronouncementsPolicyPolicyTextBlock" />
    <link:label xlink:type="resource" xlink:label="label_NewAccountingPronouncementsPolicyPolicyTextBlock_1" xlink:role="http://www.xbrl.org/2003/role/label" xlink:title="label_NewAccountingPronouncementsPolicyPolicyTextBlock_1" xml:lang="en-US" id="label_NewAccountingPronouncementsPolicyPolicyTextBlock_1">New Accounting Pronouncements, Policy [Policy Text Block]</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="NewAccountingPronouncementsPolicyPolicyTextBlock" xlink:to="label_NewAccountingPronouncementsPolicyPolicyTextBlock_1" xlink:title="Label : NewAccountingPronouncementsPolicyPolicyTextBlock to label_NewAccountingPronouncementsPolicyPolicyTextBlock_1" />
    <link:loc xlink:type="locator" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_FairValueLiabilitiesMeasuredOnRecurringBasisTextBlock" xlink:label="FairValueLiabilitiesMeasuredOnRecurringBasisTextBlock" xlink:title="FairValueLiabilitiesMeasuredOnRecurringBasisTextBlock" />
    <link:label xlink:type="resource" xlink:label="label_FairValueLiabilitiesMeasuredOnRecurringBasisTextBlock" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:title="label_FairValueLiabilitiesMeasuredOnRecurringBasisTextBlock" xml:lang="en-US" id="label_FairValueLiabilitiesMeasuredOnRecurringBasisTextBlock">Schedule of Liabilities Measured at Fair Value</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="FairValueLiabilitiesMeasuredOnRecurringBasisTextBlock" xlink:to="label_FairValueLiabilitiesMeasuredOnRecurringBasisTextBlock" xlink:title="Label : FairValueLiabilitiesMeasuredOnRecurringBasisTextBlock to label_FairValueLiabilitiesMeasuredOnRecurringBasisTextBlock" />
    <link:label xlink:type="resource" xlink:label="label_FairValueLiabilitiesMeasuredOnRecurringBasisTextBlock_1" xlink:role="http://www.xbrl.org/2003/role/label" xlink:title="label_FairValueLiabilitiesMeasuredOnRecurringBasisTextBlock_1" xml:lang="en-US" id="label_FairValueLiabilitiesMeasuredOnRecurringBasisTextBlock_1">Fair Value, Liabilities Measured on Recurring Basis [Table Text Block]</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="FairValueLiabilitiesMeasuredOnRecurringBasisTextBlock" xlink:to="label_FairValueLiabilitiesMeasuredOnRecurringBasisTextBlock_1" xlink:title="Label : FairValueLiabilitiesMeasuredOnRecurringBasisTextBlock to label_FairValueLiabilitiesMeasuredOnRecurringBasisTextBlock_1" />
    <link:loc xlink:type="locator" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_ScheduleOfForeignExchangeContractsStatementOfFinancialPositionTableTextBlock" xlink:label="ScheduleOfForeignExchangeContractsStatementOfFinancialPositionTableTextBlock" xlink:title="ScheduleOfForeignExchangeContractsStatementOfFinancialPositionTableTextBlock" />
    <link:label xlink:type="resource" xlink:label="label_ScheduleOfForeignExchangeContractsStatementOfFinancialPositionTableTextBlock" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:title="label_ScheduleOfForeignExchangeContractsStatementOfFinancialPositionTableTextBlock" xml:lang="en-US" id="label_ScheduleOfForeignExchangeContractsStatementOfFinancialPositionTableTextBlock">Schedule of Exchange Rates along with Historical Rates</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="ScheduleOfForeignExchangeContractsStatementOfFinancialPositionTableTextBlock" xlink:to="label_ScheduleOfForeignExchangeContractsStatementOfFinancialPositionTableTextBlock" xlink:title="Label : ScheduleOfForeignExchangeContractsStatementOfFinancialPositionTableTextBlock to label_ScheduleOfForeignExchangeContractsStatementOfFinancialPositionTableTextBlock" />
    <link:label xlink:type="resource" xlink:label="label_ScheduleOfForeignExchangeContractsStatementOfFinancialPositionTableTextBlock_1" xlink:role="http://www.xbrl.org/2003/role/label" xlink:title="label_ScheduleOfForeignExchangeContractsStatementOfFinancialPositionTableTextBlock_1" xml:lang="en-US" id="label_ScheduleOfForeignExchangeContractsStatementOfFinancialPositionTableTextBlock_1">Schedule of Foreign Exchange Contracts, Statement of Financial Position [Table Text Block]</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="ScheduleOfForeignExchangeContractsStatementOfFinancialPositionTableTextBlock" xlink:to="label_ScheduleOfForeignExchangeContractsStatementOfFinancialPositionTableTextBlock_1" xlink:title="Label : ScheduleOfForeignExchangeContractsStatementOfFinancialPositionTableTextBlock to label_ScheduleOfForeignExchangeContractsStatementOfFinancialPositionTableTextBlock_1" />
    <link:loc xlink:type="locator" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_ScheduleOfInventoryCurrentTableTextBlock" xlink:label="ScheduleOfInventoryCurrentTableTextBlock" xlink:title="ScheduleOfInventoryCurrentTableTextBlock" />
    <link:label xlink:type="resource" xlink:label="label_ScheduleOfInventoryCurrentTableTextBlock" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:title="label_ScheduleOfInventoryCurrentTableTextBlock" xml:lang="en-US" id="label_ScheduleOfInventoryCurrentTableTextBlock">Schedule of Inventory</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="ScheduleOfInventoryCurrentTableTextBlock" xlink:to="label_ScheduleOfInventoryCurrentTableTextBlock" xlink:title="Label : ScheduleOfInventoryCurrentTableTextBlock to label_ScheduleOfInventoryCurrentTableTextBlock" />
    <link:label xlink:type="resource" xlink:label="label_ScheduleOfInventoryCurrentTableTextBlock_1" xlink:role="http://www.xbrl.org/2003/role/label" xlink:title="label_ScheduleOfInventoryCurrentTableTextBlock_1" xml:lang="en-US" id="label_ScheduleOfInventoryCurrentTableTextBlock_1">Schedule of Inventory, Current [Table Text Block]</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="ScheduleOfInventoryCurrentTableTextBlock" xlink:to="label_ScheduleOfInventoryCurrentTableTextBlock_1" xlink:title="Label : ScheduleOfInventoryCurrentTableTextBlock to label_ScheduleOfInventoryCurrentTableTextBlock_1" />
    <link:loc xlink:type="locator" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_PropertyPlantAndEquipmentTextBlock" xlink:label="PropertyPlantAndEquipmentTextBlock" xlink:title="PropertyPlantAndEquipmentTextBlock" />
    <link:label xlink:type="resource" xlink:label="label_PropertyPlantAndEquipmentTextBlock" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:title="label_PropertyPlantAndEquipmentTextBlock" xml:lang="en-US" id="label_PropertyPlantAndEquipmentTextBlock">Schedule of Property and Equipment</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="PropertyPlantAndEquipmentTextBlock" xlink:to="label_PropertyPlantAndEquipmentTextBlock" xlink:title="Label : PropertyPlantAndEquipmentTextBlock to label_PropertyPlantAndEquipmentTextBlock" />
    <link:label xlink:type="resource" xlink:label="label_PropertyPlantAndEquipmentTextBlock_1" xlink:role="http://www.xbrl.org/2003/role/label" xlink:title="label_PropertyPlantAndEquipmentTextBlock_1" xml:lang="en-US" id="label_PropertyPlantAndEquipmentTextBlock_1">Property, Plant and Equipment [Table Text Block]</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="PropertyPlantAndEquipmentTextBlock" xlink:to="label_PropertyPlantAndEquipmentTextBlock_1" xlink:title="Label : PropertyPlantAndEquipmentTextBlock to label_PropertyPlantAndEquipmentTextBlock_1" />
    <link:loc xlink:type="locator" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_ScheduleOfFiniteLivedIntangibleAssetsTableTextBlock" xlink:label="ScheduleOfFiniteLivedIntangibleAssetsTableTextBlock" xlink:title="ScheduleOfFiniteLivedIntangibleAssetsTableTextBlock" />
    <link:label xlink:type="resource" xlink:label="label_ScheduleOfFiniteLivedIntangibleAssetsTableTextBlock" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:title="label_ScheduleOfFiniteLivedIntangibleAssetsTableTextBlock" xml:lang="en-US" id="label_ScheduleOfFiniteLivedIntangibleAssetsTableTextBlock">Schedule of Intangible Assets</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="ScheduleOfFiniteLivedIntangibleAssetsTableTextBlock" xlink:to="label_ScheduleOfFiniteLivedIntangibleAssetsTableTextBlock" xlink:title="Label : ScheduleOfFiniteLivedIntangibleAssetsTableTextBlock to label_ScheduleOfFiniteLivedIntangibleAssetsTableTextBlock" />
    <link:label xlink:type="resource" xlink:label="label_ScheduleOfFiniteLivedIntangibleAssetsTableTextBlock_1" xlink:role="http://www.xbrl.org/2003/role/label" xlink:title="label_ScheduleOfFiniteLivedIntangibleAssetsTableTextBlock_1" xml:lang="en-US" id="label_ScheduleOfFiniteLivedIntangibleAssetsTableTextBlock_1">Schedule of Finite-Lived Intangible Assets [Table Text Block]</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="ScheduleOfFiniteLivedIntangibleAssetsTableTextBlock" xlink:to="label_ScheduleOfFiniteLivedIntangibleAssetsTableTextBlock_1" xlink:title="Label : ScheduleOfFiniteLivedIntangibleAssetsTableTextBlock to label_ScheduleOfFiniteLivedIntangibleAssetsTableTextBlock_1" />
    <link:loc xlink:type="locator" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_ScheduleofFiniteLivedIntangibleAssetsFutureAmortizationExpenseTableTextBlock" xlink:label="ScheduleofFiniteLivedIntangibleAssetsFutureAmortizationExpenseTableTextBlock" xlink:title="ScheduleofFiniteLivedIntangibleAssetsFutureAmortizationExpenseTableTextBlock" />
    <link:label xlink:type="resource" xlink:label="label_ScheduleofFiniteLivedIntangibleAssetsFutureAmortizationExpenseTableTextBlock" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:title="label_ScheduleofFiniteLivedIntangibleAssetsFutureAmortizationExpenseTableTextBlock" xml:lang="en-US" id="label_ScheduleofFiniteLivedIntangibleAssetsFutureAmortizationExpenseTableTextBlock">Schedule of Estimated Future Amortization Expense for Our Patents and Website Development Costs</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="ScheduleofFiniteLivedIntangibleAssetsFutureAmortizationExpenseTableTextBlock" xlink:to="label_ScheduleofFiniteLivedIntangibleAssetsFutureAmortizationExpenseTableTextBlock" xlink:title="Label : ScheduleofFiniteLivedIntangibleAssetsFutureAmortizationExpenseTableTextBlock to label_ScheduleofFiniteLivedIntangibleAssetsFutureAmortizationExpenseTableTextBlock" />
    <link:label xlink:type="resource" xlink:label="label_ScheduleofFiniteLivedIntangibleAssetsFutureAmortizationExpenseTableTextBlock_1" xlink:role="http://www.xbrl.org/2003/role/label" xlink:title="label_ScheduleofFiniteLivedIntangibleAssetsFutureAmortizationExpenseTableTextBlock_1" xml:lang="en-US" id="label_ScheduleofFiniteLivedIntangibleAssetsFutureAmortizationExpenseTableTextBlock_1">Schedule of Finite-Lived Intangible Assets, Future Amortization Expense [Table Text Block]</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="ScheduleofFiniteLivedIntangibleAssetsFutureAmortizationExpenseTableTextBlock" xlink:to="label_ScheduleofFiniteLivedIntangibleAssetsFutureAmortizationExpenseTableTextBlock_1" xlink:title="Label : ScheduleofFiniteLivedIntangibleAssetsFutureAmortizationExpenseTableTextBlock to label_ScheduleofFiniteLivedIntangibleAssetsFutureAmortizationExpenseTableTextBlock_1" />
    <link:loc xlink:type="locator" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_ScheduleOfStockholdersEquityNoteWarrantsOrRightsTextBlock" xlink:label="ScheduleOfStockholdersEquityNoteWarrantsOrRightsTextBlock" xlink:title="ScheduleOfStockholdersEquityNoteWarrantsOrRightsTextBlock" />
    <link:label xlink:type="resource" xlink:label="label_ScheduleOfStockholdersEquityNoteWarrantsOrRightsTextBlock" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:title="label_ScheduleOfStockholdersEquityNoteWarrantsOrRightsTextBlock" xml:lang="en-US" id="label_ScheduleOfStockholdersEquityNoteWarrantsOrRightsTextBlock">Schedule of Equity-Classified Warrants</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="ScheduleOfStockholdersEquityNoteWarrantsOrRightsTextBlock" xlink:to="label_ScheduleOfStockholdersEquityNoteWarrantsOrRightsTextBlock" xlink:title="Label : ScheduleOfStockholdersEquityNoteWarrantsOrRightsTextBlock to label_ScheduleOfStockholdersEquityNoteWarrantsOrRightsTextBlock" />
    <link:label xlink:type="resource" xlink:label="label_ScheduleOfStockholdersEquityNoteWarrantsOrRightsTextBlock_1" xlink:role="http://www.xbrl.org/2003/role/label" xlink:title="label_ScheduleOfStockholdersEquityNoteWarrantsOrRightsTextBlock_1" xml:lang="en-US" id="label_ScheduleOfStockholdersEquityNoteWarrantsOrRightsTextBlock_1">Schedule of Stockholders' Equity Note, Warrants or Rights [Table Text Block]</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="ScheduleOfStockholdersEquityNoteWarrantsOrRightsTextBlock" xlink:to="label_ScheduleOfStockholdersEquityNoteWarrantsOrRightsTextBlock_1" xlink:title="Label : ScheduleOfStockholdersEquityNoteWarrantsOrRightsTextBlock to label_ScheduleOfStockholdersEquityNoteWarrantsOrRightsTextBlock_1" />
    <link:loc xlink:type="locator" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_ScheduleOfMaturitiesOfLongTermDebtTableTextBlock" xlink:label="ScheduleOfMaturitiesOfLongTermDebtTableTextBlock" xlink:title="ScheduleOfMaturitiesOfLongTermDebtTableTextBlock" />
    <link:label xlink:type="resource" xlink:label="label_ScheduleOfMaturitiesOfLongTermDebtTableTextBlock" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:title="label_ScheduleOfMaturitiesOfLongTermDebtTableTextBlock" xml:lang="en-US" id="label_ScheduleOfMaturitiesOfLongTermDebtTableTextBlock">Schedule of the Current Future Payment Obligations</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="ScheduleOfMaturitiesOfLongTermDebtTableTextBlock" xlink:to="label_ScheduleOfMaturitiesOfLongTermDebtTableTextBlock" xlink:title="Label : ScheduleOfMaturitiesOfLongTermDebtTableTextBlock to label_ScheduleOfMaturitiesOfLongTermDebtTableTextBlock" />
    <link:label xlink:type="resource" xlink:label="label_ScheduleOfMaturitiesOfLongTermDebtTableTextBlock_1" xlink:role="http://www.xbrl.org/2003/role/label" xlink:title="label_ScheduleOfMaturitiesOfLongTermDebtTableTextBlock_1" xml:lang="en-US" id="label_ScheduleOfMaturitiesOfLongTermDebtTableTextBlock_1">Schedule of Maturities of Long-Term Debt [Table Text Block]</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="ScheduleOfMaturitiesOfLongTermDebtTableTextBlock" xlink:to="label_ScheduleOfMaturitiesOfLongTermDebtTableTextBlock_1" xlink:title="Label : ScheduleOfMaturitiesOfLongTermDebtTableTextBlock to label_ScheduleOfMaturitiesOfLongTermDebtTableTextBlock_1" />
    <link:loc xlink:type="locator" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_ScheduleOfDerivativeLiabilitiesAtFairValueTableTextBlock" xlink:label="ScheduleOfDerivativeLiabilitiesAtFairValueTableTextBlock" xlink:title="ScheduleOfDerivativeLiabilitiesAtFairValueTableTextBlock" />
    <link:label xlink:type="resource" xlink:label="label_ScheduleOfDerivativeLiabilitiesAtFairValueTableTextBlock" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:title="label_ScheduleOfDerivativeLiabilitiesAtFairValueTableTextBlock" xml:lang="en-US" id="label_ScheduleOfDerivativeLiabilitiesAtFairValueTableTextBlock">Schedule of Derivative Liabilities Measured at Fair Value on a Recurring Basis</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="ScheduleOfDerivativeLiabilitiesAtFairValueTableTextBlock" xlink:to="label_ScheduleOfDerivativeLiabilitiesAtFairValueTableTextBlock" xlink:title="Label : ScheduleOfDerivativeLiabilitiesAtFairValueTableTextBlock to label_ScheduleOfDerivativeLiabilitiesAtFairValueTableTextBlock" />
    <link:label xlink:type="resource" xlink:label="label_ScheduleOfDerivativeLiabilitiesAtFairValueTableTextBlock_1" xlink:role="http://www.xbrl.org/2003/role/label" xlink:title="label_ScheduleOfDerivativeLiabilitiesAtFairValueTableTextBlock_1" xml:lang="en-US" id="label_ScheduleOfDerivativeLiabilitiesAtFairValueTableTextBlock_1">Schedule of Derivative Liabilities at Fair Value [Table Text Block]</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="ScheduleOfDerivativeLiabilitiesAtFairValueTableTextBlock" xlink:to="label_ScheduleOfDerivativeLiabilitiesAtFairValueTableTextBlock_1" xlink:title="Label : ScheduleOfDerivativeLiabilitiesAtFairValueTableTextBlock to label_ScheduleOfDerivativeLiabilitiesAtFairValueTableTextBlock_1" />
    <link:loc xlink:type="locator" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_ScheduleOfEmployeeServiceShareBasedCompensationAllocationOfRecognizedPeriodCostsTextBlock" xlink:label="ScheduleOfEmployeeServiceShareBasedCompensationAllocationOfRecognizedPeriodCostsTextBlock" xlink:title="ScheduleOfEmployeeServiceShareBasedCompensationAllocationOfRecognizedPeriodCostsTextBlock" />
    <link:label xlink:type="resource" xlink:label="label_ScheduleOfEmployeeServiceShareBasedCompensationAllocationOfRecognizedPeriodCostsTextBlock" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:title="label_ScheduleOfEmployeeServiceShareBasedCompensationAllocationOfRecognizedPeriodCostsTextBlock" xml:lang="en-US" id="label_ScheduleOfEmployeeServiceShareBasedCompensationAllocationOfRecognizedPeriodCostsTextBlock">Schedule of Share-Based Compensation Expenses</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="ScheduleOfEmployeeServiceShareBasedCompensationAllocationOfRecognizedPeriodCostsTextBlock" xlink:to="label_ScheduleOfEmployeeServiceShareBasedCompensationAllocationOfRecognizedPeriodCostsTextBlock" xlink:title="Label : ScheduleOfEmployeeServiceShareBasedCompensationAllocationOfRecognizedPeriodCostsTextBlock to label_ScheduleOfEmployeeServiceShareBasedCompensationAllocationOfRecognizedPeriodCostsTextBlock" />
    <link:label xlink:type="resource" xlink:label="label_ScheduleOfEmployeeServiceShareBasedCompensationAllocationOfRecognizedPeriodCostsTextBlock_1" xlink:role="http://www.xbrl.org/2003/role/label" xlink:title="label_ScheduleOfEmployeeServiceShareBasedCompensationAllocationOfRecognizedPeriodCostsTextBlock_1" xml:lang="en-US" id="label_ScheduleOfEmployeeServiceShareBasedCompensationAllocationOfRecognizedPeriodCostsTextBlock_1">Share-Based Payment Arrangement, Expensed and Capitalized, Amount [Table Text Block]</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="ScheduleOfEmployeeServiceShareBasedCompensationAllocationOfRecognizedPeriodCostsTextBlock" xlink:to="label_ScheduleOfEmployeeServiceShareBasedCompensationAllocationOfRecognizedPeriodCostsTextBlock_1" xlink:title="Label : ScheduleOfEmployeeServiceShareBasedCompensationAllocationOfRecognizedPeriodCostsTextBlock to label_ScheduleOfEmployeeServiceShareBasedCompensationAllocationOfRecognizedPeriodCostsTextBlock_1" />
    <link:loc xlink:type="locator" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsGrantsInPeriodWeightedAverageGrantDateFairValueTableTextBlock" xlink:label="ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsGrantsInPeriodWeightedAverageGrantDateFairValueTableTextBlock" xlink:title="ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsGrantsInPeriodWeightedAverageGrantDateFairValueTableTextBlock" />
    <link:label xlink:type="resource" xlink:label="label_ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsGrantsInPeriodWeightedAverageGrantDateFairValueTableTextBlock" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:title="label_ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsGrantsInPeriodWeightedAverageGrantDateFairValueTableTextBlock" xml:lang="en-US" id="label_ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsGrantsInPeriodWeightedAverageGrantDateFairValueTableTextBlock">Schedule of Fair Value of Options Granted</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsGrantsInPeriodWeightedAverageGrantDateFairValueTableTextBlock" xlink:to="label_ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsGrantsInPeriodWeightedAverageGrantDateFairValueTableTextBlock" xlink:title="Label : ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsGrantsInPeriodWeightedAverageGrantDateFairValueTableTextBlock to label_ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsGrantsInPeriodWeightedAverageGrantDateFairValueTableTextBlock" />
    <link:label xlink:type="resource" xlink:label="label_ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsGrantsInPeriodWeightedAverageGrantDateFairValueTableTextBlock_1" xlink:role="http://www.xbrl.org/2003/role/label" xlink:title="label_ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsGrantsInPeriodWeightedAverageGrantDateFairValueTableTextBlock_1" xml:lang="en-US" id="label_ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsGrantsInPeriodWeightedAverageGrantDateFairValueTableTextBlock_1">Share-Based Compensation Arrangement by Share-Based Payment Award, Options, Grants in Period, Weighted Average Grant Date Fair Value [Table Text Block]</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsGrantsInPeriodWeightedAverageGrantDateFairValueTableTextBlock" xlink:to="label_ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsGrantsInPeriodWeightedAverageGrantDateFairValueTableTextBlock_1" xlink:title="Label : ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsGrantsInPeriodWeightedAverageGrantDateFairValueTableTextBlock to label_ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsGrantsInPeriodWeightedAverageGrantDateFairValueTableTextBlock_1" />
    <link:loc xlink:type="locator" xlink:href="sxtp-20260630.xsd#sxtp_NatureofOperationsDetailsTable" xlink:label="NatureofOperationsDetailsTable" xlink:title="NatureofOperationsDetailsTable" />
    <link:label xlink:type="resource" xlink:label="label_NatureofOperationsDetailsTable" xlink:role="http://www.xbrl.org/2003/role/label" xlink:title="label_NatureofOperationsDetailsTable" xml:lang="en-US" id="label_NatureofOperationsDetailsTable">Nature of Operations (Details) [Table]</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="NatureofOperationsDetailsTable" xlink:to="label_NatureofOperationsDetailsTable" xlink:title="Label : NatureofOperationsDetailsTable to label_NatureofOperationsDetailsTable" />
    <link:loc xlink:type="locator" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_SubsidiarySaleOfStockAxis" xlink:label="SubsidiarySaleOfStockAxis" xlink:title="SubsidiarySaleOfStockAxis" />
    <link:label xlink:type="resource" xlink:label="label_SubsidiarySaleOfStockAxis" xlink:role="http://www.xbrl.org/2003/role/label" xlink:title="label_SubsidiarySaleOfStockAxis" xml:lang="en-US" id="label_SubsidiarySaleOfStockAxis">Sale of Stock [Axis]</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="SubsidiarySaleOfStockAxis" xlink:to="label_SubsidiarySaleOfStockAxis" xlink:title="Label : SubsidiarySaleOfStockAxis to label_SubsidiarySaleOfStockAxis" />
    <link:loc xlink:type="locator" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_SaleOfStockNameOfTransactionDomain" xlink:label="SaleOfStockNameOfTransactionDomain" xlink:title="SaleOfStockNameOfTransactionDomain" />
    <link:label xlink:type="resource" xlink:label="label_SaleOfStockNameOfTransactionDomain" xlink:role="http://www.xbrl.org/2003/role/label" xlink:title="label_SaleOfStockNameOfTransactionDomain" xml:lang="en-US" id="label_SaleOfStockNameOfTransactionDomain">Sale of Stock [Domain]</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="SaleOfStockNameOfTransactionDomain" xlink:to="label_SaleOfStockNameOfTransactionDomain" xlink:title="Label : SaleOfStockNameOfTransactionDomain to label_SaleOfStockNameOfTransactionDomain" />
    <link:loc xlink:type="locator" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_IPOMember" xlink:label="IPOMember" xlink:title="IPOMember" />
    <link:label xlink:type="resource" xlink:label="label_IPOMember" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:title="label_IPOMember" xml:lang="en-US" id="label_IPOMember">Initial Public Offering [Member]</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="IPOMember" xlink:to="label_IPOMember" xlink:title="Label : IPOMember to label_IPOMember" />
    <link:label xlink:type="resource" xlink:label="label_IPOMember_1" xlink:role="http://www.xbrl.org/2003/role/verboseLabel" xlink:title="label_IPOMember_1" xml:lang="en-US" id="label_IPOMember_1">IPO [Member]</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="IPOMember" xlink:to="label_IPOMember_1" xlink:title="Label : IPOMember to label_IPOMember_1" />
    <link:label xlink:type="resource" xlink:label="label_IPOMember_2" xlink:role="http://www.xbrl.org/2003/role/label" xlink:title="label_IPOMember_2" xml:lang="en-US" id="label_IPOMember_2">IPO [Member]</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="IPOMember" xlink:to="label_IPOMember_2" xlink:title="Label : IPOMember to label_IPOMember_2" />
    <link:loc xlink:type="locator" xlink:href="sxtp-20260630.xsd#sxtp_TradeableWarrantsMember" xlink:label="TradeableWarrantsMember" xlink:title="TradeableWarrantsMember" />
    <link:label xlink:type="resource" xlink:label="label_TradeableWarrantsMember" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:title="label_TradeableWarrantsMember" xml:lang="en-US" id="label_TradeableWarrantsMember">Tradeable Warrants [Member]</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="TradeableWarrantsMember" xlink:to="label_TradeableWarrantsMember" xlink:title="Label : TradeableWarrantsMember to label_TradeableWarrantsMember" />
    <link:label xlink:type="resource" xlink:label="label_TradeableWarrantsMember_1" xlink:role="http://www.xbrl.org/2003/role/label" xlink:title="label_TradeableWarrantsMember_1" xml:lang="en-US" id="label_TradeableWarrantsMember_1">Tradeable Warrants Member</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="TradeableWarrantsMember" xlink:to="label_TradeableWarrantsMember_1" xlink:title="Label : TradeableWarrantsMember to label_TradeableWarrantsMember_1" />
    <link:loc xlink:type="locator" xlink:href="sxtp-20260630.xsd#sxtp_NontradeableWarrantsMember" xlink:label="NontradeableWarrantsMember" xlink:title="NontradeableWarrantsMember" />
    <link:label xlink:type="resource" xlink:label="label_NontradeableWarrantsMember" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:title="label_NontradeableWarrantsMember" xml:lang="en-US" id="label_NontradeableWarrantsMember">Non-Tradeable Warrants [Member]</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="NontradeableWarrantsMember" xlink:to="label_NontradeableWarrantsMember" xlink:title="Label : NontradeableWarrantsMember to label_NontradeableWarrantsMember" />
    <link:label xlink:type="resource" xlink:label="label_NontradeableWarrantsMember_1" xlink:role="http://www.xbrl.org/2003/role/label" xlink:title="label_NontradeableWarrantsMember_1" xml:lang="en-US" id="label_NontradeableWarrantsMember_1">Nontradeable Warrants Member</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="NontradeableWarrantsMember" xlink:to="label_NontradeableWarrantsMember_1" xlink:title="Label : NontradeableWarrantsMember to label_NontradeableWarrantsMember_1" />
    <link:loc xlink:type="locator" xlink:href="sxtp-20260630.xsd#sxtp_TradeableAndNonTradeableWarrantsMember" xlink:label="TradeableAndNonTradeableWarrantsMember" xlink:title="TradeableAndNonTradeableWarrantsMember" />
    <link:label xlink:type="resource" xlink:label="label_TradeableAndNonTradeableWarrantsMember" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:title="label_TradeableAndNonTradeableWarrantsMember" xml:lang="en-US" id="label_TradeableAndNonTradeableWarrantsMember">Tradeable and Non-Tradeable Warrants [Member]</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="TradeableAndNonTradeableWarrantsMember" xlink:to="label_TradeableAndNonTradeableWarrantsMember" xlink:title="Label : TradeableAndNonTradeableWarrantsMember to label_TradeableAndNonTradeableWarrantsMember" />
    <link:label xlink:type="resource" xlink:label="label_TradeableAndNonTradeableWarrantsMember_1" xlink:role="http://www.xbrl.org/2003/role/label" xlink:title="label_TradeableAndNonTradeableWarrantsMember_1" xml:lang="en-US" id="label_TradeableAndNonTradeableWarrantsMember_1">Tradeable And Non Tradeable Warrants Member</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="TradeableAndNonTradeableWarrantsMember" xlink:to="label_TradeableAndNonTradeableWarrantsMember_1" xlink:title="Label : TradeableAndNonTradeableWarrantsMember to label_TradeableAndNonTradeableWarrantsMember_1" />
    <link:loc xlink:type="locator" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_CollaborativeArrangementsAndNoncollaborativeArrangementTransactionsLineItems" xlink:label="CollaborativeArrangementsAndNoncollaborativeArrangementTransactionsLineItems" xlink:title="CollaborativeArrangementsAndNoncollaborativeArrangementTransactionsLineItems" />
    <link:label xlink:type="resource" xlink:label="label_CollaborativeArrangementsAndNoncollaborativeArrangementTransactionsLineItems" xlink:role="http://www.xbrl.org/2003/role/label" xlink:title="label_CollaborativeArrangementsAndNoncollaborativeArrangementTransactionsLineItems" xml:lang="en-US" id="label_CollaborativeArrangementsAndNoncollaborativeArrangementTransactionsLineItems">Nature of Operations [Line Items]</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="CollaborativeArrangementsAndNoncollaborativeArrangementTransactionsLineItems" xlink:to="label_CollaborativeArrangementsAndNoncollaborativeArrangementTransactionsLineItems" xlink:title="Label : CollaborativeArrangementsAndNoncollaborativeArrangementTransactionsLineItems to label_CollaborativeArrangementsAndNoncollaborativeArrangementTransactionsLineItems" />
    <link:loc xlink:type="locator" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_StockIssuedDuringPeriodSharesNewIssues" xlink:label="StockIssuedDuringPeriodSharesNewIssues" xlink:title="StockIssuedDuringPeriodSharesNewIssues" />
    <link:label xlink:type="resource" xlink:label="label_StockIssuedDuringPeriodSharesNewIssues" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:title="label_StockIssuedDuringPeriodSharesNewIssues" xml:lang="en-US" id="label_StockIssuedDuringPeriodSharesNewIssues">Number of shares issued (in Shares)</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="StockIssuedDuringPeriodSharesNewIssues" xlink:to="label_StockIssuedDuringPeriodSharesNewIssues" xlink:title="Label : StockIssuedDuringPeriodSharesNewIssues to label_StockIssuedDuringPeriodSharesNewIssues" />
    <link:label xlink:type="resource" xlink:label="label_StockIssuedDuringPeriodSharesNewIssues_1" xlink:role="http://www.xbrl.org/2003/role/label" xlink:title="label_StockIssuedDuringPeriodSharesNewIssues_1" xml:lang="en-US" id="label_StockIssuedDuringPeriodSharesNewIssues_1">Stock Issued During Period, Shares, New Issues</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="StockIssuedDuringPeriodSharesNewIssues" xlink:to="label_StockIssuedDuringPeriodSharesNewIssues_1" xlink:title="Label : StockIssuedDuringPeriodSharesNewIssues to label_StockIssuedDuringPeriodSharesNewIssues_1" />
    <link:loc xlink:type="locator" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_SharesIssuedPricePerShare" xlink:label="SharesIssuedPricePerShare" xlink:title="SharesIssuedPricePerShare" />
    <link:label xlink:type="resource" xlink:label="label_SharesIssuedPricePerShare" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:title="label_SharesIssuedPricePerShare" xml:lang="en-US" id="label_SharesIssuedPricePerShare">Price per unit (in Dollars per share)</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="SharesIssuedPricePerShare" xlink:to="label_SharesIssuedPricePerShare" xlink:title="Label : SharesIssuedPricePerShare to label_SharesIssuedPricePerShare" />
    <link:label xlink:type="resource" xlink:label="label_SharesIssuedPricePerShare_1" xlink:role="http://www.xbrl.org/2003/role/label" xlink:title="label_SharesIssuedPricePerShare_1" xml:lang="en-US" id="label_SharesIssuedPricePerShare_1">Shares Issued, Price Per Share</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="SharesIssuedPricePerShare" xlink:to="label_SharesIssuedPricePerShare_1" xlink:title="Label : SharesIssuedPricePerShare to label_SharesIssuedPricePerShare_1" />
    <link:loc xlink:type="locator" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_ProceedsFromIssuanceInitialPublicOffering" xlink:label="ProceedsFromIssuanceInitialPublicOffering" xlink:title="ProceedsFromIssuanceInitialPublicOffering" />
    <link:label xlink:type="resource" xlink:label="label_ProceedsFromIssuanceInitialPublicOffering" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:title="label_ProceedsFromIssuanceInitialPublicOffering" xml:lang="en-US" id="label_ProceedsFromIssuanceInitialPublicOffering">Net proceeds</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="ProceedsFromIssuanceInitialPublicOffering" xlink:to="label_ProceedsFromIssuanceInitialPublicOffering" xlink:title="Label : ProceedsFromIssuanceInitialPublicOffering to label_ProceedsFromIssuanceInitialPublicOffering" />
    <link:label xlink:type="resource" xlink:label="label_ProceedsFromIssuanceInitialPublicOffering_1" xlink:role="http://www.xbrl.org/2003/role/label" xlink:title="label_ProceedsFromIssuanceInitialPublicOffering_1" xml:lang="en-US" id="label_ProceedsFromIssuanceInitialPublicOffering_1">Proceeds from Issuance Initial Public Offering</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="ProceedsFromIssuanceInitialPublicOffering" xlink:to="label_ProceedsFromIssuanceInitialPublicOffering_1" xlink:title="Label : ProceedsFromIssuanceInitialPublicOffering to label_ProceedsFromIssuanceInitialPublicOffering_1" />
    <link:loc xlink:type="locator" xlink:href="sxtp-20260630.xsd#sxtp_SummaryofSignificantAccountingPoliciesDetailsTable" xlink:label="SummaryofSignificantAccountingPoliciesDetailsTable" xlink:title="SummaryofSignificantAccountingPoliciesDetailsTable" />
    <link:label xlink:type="resource" xlink:label="label_SummaryofSignificantAccountingPoliciesDetailsTable" xlink:role="http://www.xbrl.org/2003/role/label" xlink:title="label_SummaryofSignificantAccountingPoliciesDetailsTable" xml:lang="en-US" id="label_SummaryofSignificantAccountingPoliciesDetailsTable">Summary of Significant Accounting Policies (Details) [Table]</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="SummaryofSignificantAccountingPoliciesDetailsTable" xlink:to="label_SummaryofSignificantAccountingPoliciesDetailsTable" xlink:title="Label : SummaryofSignificantAccountingPoliciesDetailsTable to label_SummaryofSignificantAccountingPoliciesDetailsTable" />
    <link:loc xlink:type="locator" xlink:href="sxtp-20260630.xsd#sxtp_ReverseStockSplitsMember" xlink:label="ReverseStockSplitsMember" xlink:title="ReverseStockSplitsMember" />
    <link:label xlink:type="resource" xlink:label="label_ReverseStockSplitsMember" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:title="label_ReverseStockSplitsMember" xml:lang="en-US" id="label_ReverseStockSplitsMember">Reverse Stock Splits [Member]</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="ReverseStockSplitsMember" xlink:to="label_ReverseStockSplitsMember" xlink:title="Label : ReverseStockSplitsMember to label_ReverseStockSplitsMember" />
    <link:label xlink:type="resource" xlink:label="label_ReverseStockSplitsMember_1" xlink:role="http://www.xbrl.org/2003/role/label" xlink:title="label_ReverseStockSplitsMember_1" xml:lang="en-US" id="label_ReverseStockSplitsMember_1">Reverse Stock Splits Member</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="ReverseStockSplitsMember" xlink:to="label_ReverseStockSplitsMember_1" xlink:title="Label : ReverseStockSplitsMember to label_ReverseStockSplitsMember_1" />
    <link:loc xlink:type="locator" xlink:href="sxtp-20260630.xsd#sxtp_NetLossPerCommonShareMember" xlink:label="NetLossPerCommonShareMember" xlink:title="NetLossPerCommonShareMember" />
    <link:label xlink:type="resource" xlink:label="label_NetLossPerCommonShareMember" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:title="label_NetLossPerCommonShareMember" xml:lang="en-US" id="label_NetLossPerCommonShareMember">Net Loss Per Common Share [Member]</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="NetLossPerCommonShareMember" xlink:to="label_NetLossPerCommonShareMember" xlink:title="Label : NetLossPerCommonShareMember to label_NetLossPerCommonShareMember" />
    <link:label xlink:type="resource" xlink:label="label_NetLossPerCommonShareMember_1" xlink:role="http://www.xbrl.org/2003/role/label" xlink:title="label_NetLossPerCommonShareMember_1" xml:lang="en-US" id="label_NetLossPerCommonShareMember_1">Net Loss Per Common Share Member</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="NetLossPerCommonShareMember" xlink:to="label_NetLossPerCommonShareMember_1" xlink:title="Label : NetLossPerCommonShareMember to label_NetLossPerCommonShareMember_1" />
    <link:loc xlink:type="locator" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_ConcentrationRiskByTypeAxis" xlink:label="ConcentrationRiskByTypeAxis" xlink:title="ConcentrationRiskByTypeAxis" />
    <link:label xlink:type="resource" xlink:label="label_ConcentrationRiskByTypeAxis" xlink:role="http://www.xbrl.org/2003/role/label" xlink:title="label_ConcentrationRiskByTypeAxis" xml:lang="en-US" id="label_ConcentrationRiskByTypeAxis">Concentration Risk Type [Axis]</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="ConcentrationRiskByTypeAxis" xlink:to="label_ConcentrationRiskByTypeAxis" xlink:title="Label : ConcentrationRiskByTypeAxis to label_ConcentrationRiskByTypeAxis" />
    <link:loc xlink:type="locator" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_ConcentrationRiskTypeDomain" xlink:label="ConcentrationRiskTypeDomain" xlink:title="ConcentrationRiskTypeDomain" />
    <link:label xlink:type="resource" xlink:label="label_ConcentrationRiskTypeDomain" xlink:role="http://www.xbrl.org/2003/role/label" xlink:title="label_ConcentrationRiskTypeDomain" xml:lang="en-US" id="label_ConcentrationRiskTypeDomain">Concentration Risk Type [Domain]</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="ConcentrationRiskTypeDomain" xlink:to="label_ConcentrationRiskTypeDomain" xlink:title="Label : ConcentrationRiskTypeDomain to label_ConcentrationRiskTypeDomain" />
    <link:loc xlink:type="locator" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_CustomerConcentrationRiskMember" xlink:label="CustomerConcentrationRiskMember" xlink:title="CustomerConcentrationRiskMember" />
    <link:label xlink:type="resource" xlink:label="label_CustomerConcentrationRiskMember" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:title="label_CustomerConcentrationRiskMember" xml:lang="en-US" id="label_CustomerConcentrationRiskMember">Customer Concentration Risk [Member]</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="CustomerConcentrationRiskMember" xlink:to="label_CustomerConcentrationRiskMember" xlink:title="Label : CustomerConcentrationRiskMember to label_CustomerConcentrationRiskMember" />
    <link:label xlink:type="resource" xlink:label="label_CustomerConcentrationRiskMember_1" xlink:role="http://www.xbrl.org/2003/role/label" xlink:title="label_CustomerConcentrationRiskMember_1" xml:lang="en-US" id="label_CustomerConcentrationRiskMember_1">Customer Concentration Risk [Member]</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="CustomerConcentrationRiskMember" xlink:to="label_CustomerConcentrationRiskMember_1" xlink:title="Label : CustomerConcentrationRiskMember to label_CustomerConcentrationRiskMember_1" />
    <link:loc xlink:type="locator" xlink:href="https://xbrl.fasb.org/srt/2025/elts/srt-2025.xsd#srt_MajorCustomersAxis" xlink:label="MajorCustomersAxis" xlink:title="MajorCustomersAxis" />
    <link:label xlink:type="resource" xlink:label="label_MajorCustomersAxis" xlink:role="http://www.xbrl.org/2003/role/label" xlink:title="label_MajorCustomersAxis" xml:lang="en-US" id="label_MajorCustomersAxis">Customer [Axis]</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="MajorCustomersAxis" xlink:to="label_MajorCustomersAxis" xlink:title="Label : MajorCustomersAxis to label_MajorCustomersAxis" />
    <link:loc xlink:type="locator" xlink:href="https://xbrl.fasb.org/srt/2025/elts/srt-2025.xsd#srt_NameOfMajorCustomerDomain" xlink:label="NameOfMajorCustomerDomain" xlink:title="NameOfMajorCustomerDomain" />
    <link:label xlink:type="resource" xlink:label="label_NameOfMajorCustomerDomain" xlink:role="http://www.xbrl.org/2003/role/label" xlink:title="label_NameOfMajorCustomerDomain" xml:lang="en-US" id="label_NameOfMajorCustomerDomain">Customer [Domain]</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="NameOfMajorCustomerDomain" xlink:to="label_NameOfMajorCustomerDomain" xlink:title="Label : NameOfMajorCustomerDomain to label_NameOfMajorCustomerDomain" />
    <link:loc xlink:type="locator" xlink:href="sxtp-20260630.xsd#sxtp_SignificantCustomersMember" xlink:label="SignificantCustomersMember" xlink:title="SignificantCustomersMember" />
    <link:label xlink:type="resource" xlink:label="label_SignificantCustomersMember" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:title="label_SignificantCustomersMember" xml:lang="en-US" id="label_SignificantCustomersMember">Customer One [Member]</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="SignificantCustomersMember" xlink:to="label_SignificantCustomersMember" xlink:title="Label : SignificantCustomersMember to label_SignificantCustomersMember" />
    <link:label xlink:type="resource" xlink:label="label_SignificantCustomersMember_1" xlink:role="http://www.xbrl.org/2003/role/verboseLabel" xlink:title="label_SignificantCustomersMember_1" xml:lang="en-US" id="label_SignificantCustomersMember_1">Significant Customers [Member]</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="SignificantCustomersMember" xlink:to="label_SignificantCustomersMember_1" xlink:title="Label : SignificantCustomersMember to label_SignificantCustomersMember_1" />
    <link:label xlink:type="resource" xlink:label="label_SignificantCustomersMember_2" xlink:role="http://www.xbrl.org/2003/role/label" xlink:title="label_SignificantCustomersMember_2" xml:lang="en-US" id="label_SignificantCustomersMember_2">Significant Customers Member</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="SignificantCustomersMember" xlink:to="label_SignificantCustomersMember_2" xlink:title="Label : SignificantCustomersMember to label_SignificantCustomersMember_2" />
    <link:loc xlink:type="locator" xlink:href="sxtp-20260630.xsd#sxtp_CustomerTwoMember" xlink:label="CustomerTwoMember" xlink:title="CustomerTwoMember" />
    <link:label xlink:type="resource" xlink:label="label_CustomerTwoMember" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:title="label_CustomerTwoMember" xml:lang="en-US" id="label_CustomerTwoMember">Customer Two [Member]</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="CustomerTwoMember" xlink:to="label_CustomerTwoMember" xlink:title="Label : CustomerTwoMember to label_CustomerTwoMember" />
    <link:label xlink:type="resource" xlink:label="label_CustomerTwoMember_1" xlink:role="http://www.xbrl.org/2003/role/label" xlink:title="label_CustomerTwoMember_1" xml:lang="en-US" id="label_CustomerTwoMember_1">Customer Two Member</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="CustomerTwoMember" xlink:to="label_CustomerTwoMember_1" xlink:title="Label : CustomerTwoMember to label_CustomerTwoMember_1" />
    <link:loc xlink:type="locator" xlink:href="sxtp-20260630.xsd#sxtp_CustomerThreeMember" xlink:label="CustomerThreeMember" xlink:title="CustomerThreeMember" />
    <link:label xlink:type="resource" xlink:label="label_CustomerThreeMember" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:title="label_CustomerThreeMember" xml:lang="en-US" id="label_CustomerThreeMember">Customer Three [Member]</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="CustomerThreeMember" xlink:to="label_CustomerThreeMember" xlink:title="Label : CustomerThreeMember to label_CustomerThreeMember" />
    <link:label xlink:type="resource" xlink:label="label_CustomerThreeMember_1" xlink:role="http://www.xbrl.org/2003/role/label" xlink:title="label_CustomerThreeMember_1" xml:lang="en-US" id="label_CustomerThreeMember_1">Customer Three Member</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="CustomerThreeMember" xlink:to="label_CustomerThreeMember_1" xlink:title="Label : CustomerThreeMember to label_CustomerThreeMember_1" />
    <link:loc xlink:type="locator" xlink:href="sxtp-20260630.xsd#sxtp_SignificantCustomerOneMember" xlink:label="SignificantCustomerOneMember" xlink:title="SignificantCustomerOneMember" />
    <link:label xlink:type="resource" xlink:label="label_SignificantCustomerOneMember" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:title="label_SignificantCustomerOneMember" xml:lang="en-US" id="label_SignificantCustomerOneMember">Significant Customer One [Member]</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="SignificantCustomerOneMember" xlink:to="label_SignificantCustomerOneMember" xlink:title="Label : SignificantCustomerOneMember to label_SignificantCustomerOneMember" />
    <link:label xlink:type="resource" xlink:label="label_SignificantCustomerOneMember_1" xlink:role="http://www.xbrl.org/2003/role/label" xlink:title="label_SignificantCustomerOneMember_1" xml:lang="en-US" id="label_SignificantCustomerOneMember_1">Significant Customer One Member</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="SignificantCustomerOneMember" xlink:to="label_SignificantCustomerOneMember_1" xlink:title="Label : SignificantCustomerOneMember to label_SignificantCustomerOneMember_1" />
    <link:loc xlink:type="locator" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_ConcentrationRiskByBenchmarkAxis" xlink:label="ConcentrationRiskByBenchmarkAxis" xlink:title="ConcentrationRiskByBenchmarkAxis" />
    <link:label xlink:type="resource" xlink:label="label_ConcentrationRiskByBenchmarkAxis" xlink:role="http://www.xbrl.org/2003/role/label" xlink:title="label_ConcentrationRiskByBenchmarkAxis" xml:lang="en-US" id="label_ConcentrationRiskByBenchmarkAxis">Concentration Risk Benchmark [Axis]</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="ConcentrationRiskByBenchmarkAxis" xlink:to="label_ConcentrationRiskByBenchmarkAxis" xlink:title="Label : ConcentrationRiskByBenchmarkAxis to label_ConcentrationRiskByBenchmarkAxis" />
    <link:loc xlink:type="locator" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_ConcentrationRiskBenchmarkDomain" xlink:label="ConcentrationRiskBenchmarkDomain" xlink:title="ConcentrationRiskBenchmarkDomain" />
    <link:label xlink:type="resource" xlink:label="label_ConcentrationRiskBenchmarkDomain" xlink:role="http://www.xbrl.org/2003/role/label" xlink:title="label_ConcentrationRiskBenchmarkDomain" xml:lang="en-US" id="label_ConcentrationRiskBenchmarkDomain">Concentration Risk Benchmark [Domain]</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="ConcentrationRiskBenchmarkDomain" xlink:to="label_ConcentrationRiskBenchmarkDomain" xlink:title="Label : ConcentrationRiskBenchmarkDomain to label_ConcentrationRiskBenchmarkDomain" />
    <link:loc xlink:type="locator" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_AccountsReceivableMember" xlink:label="AccountsReceivableMember" xlink:title="AccountsReceivableMember" />
    <link:label xlink:type="resource" xlink:label="label_AccountsReceivableMember" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:title="label_AccountsReceivableMember" xml:lang="en-US" id="label_AccountsReceivableMember">Accounts Receivable [Member]</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="AccountsReceivableMember" xlink:to="label_AccountsReceivableMember" xlink:title="Label : AccountsReceivableMember to label_AccountsReceivableMember" />
    <link:label xlink:type="resource" xlink:label="label_AccountsReceivableMember_1" xlink:role="http://www.xbrl.org/2003/role/label" xlink:title="label_AccountsReceivableMember_1" xml:lang="en-US" id="label_AccountsReceivableMember_1">Accounts Receivable [Member]</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="AccountsReceivableMember" xlink:to="label_AccountsReceivableMember_1" xlink:title="Label : AccountsReceivableMember to label_AccountsReceivableMember_1" />
    <link:loc xlink:type="locator" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_SalesRevenueNetMember" xlink:label="SalesRevenueNetMember" xlink:title="SalesRevenueNetMember" />
    <link:label xlink:type="resource" xlink:label="label_SalesRevenueNetMember" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:title="label_SalesRevenueNetMember" xml:lang="en-US" id="label_SalesRevenueNetMember">Revenue Benchmark [Member]</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="SalesRevenueNetMember" xlink:to="label_SalesRevenueNetMember" xlink:title="Label : SalesRevenueNetMember to label_SalesRevenueNetMember" />
    <link:label xlink:type="resource" xlink:label="label_SalesRevenueNetMember_1" xlink:role="http://www.xbrl.org/2003/role/label" xlink:title="label_SalesRevenueNetMember_1" xml:lang="en-US" id="label_SalesRevenueNetMember_1">Revenue Benchmark [Member]</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="SalesRevenueNetMember" xlink:to="label_SalesRevenueNetMember_1" xlink:title="Label : SalesRevenueNetMember to label_SalesRevenueNetMember_1" />
    <link:loc xlink:type="locator" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_ChangeInAccountingEstimateLineItems" xlink:label="ChangeInAccountingEstimateLineItems" xlink:title="ChangeInAccountingEstimateLineItems" />
    <link:label xlink:type="resource" xlink:label="label_ChangeInAccountingEstimateLineItems" xlink:role="http://www.xbrl.org/2003/role/label" xlink:title="label_ChangeInAccountingEstimateLineItems" xml:lang="en-US" id="label_ChangeInAccountingEstimateLineItems">Summary of Significant Accounting Policies [Line Items]</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="ChangeInAccountingEstimateLineItems" xlink:to="label_ChangeInAccountingEstimateLineItems" xlink:title="Label : ChangeInAccountingEstimateLineItems to label_ChangeInAccountingEstimateLineItems" />
    <link:loc xlink:type="locator" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_StockholdersEquityReverseStockSplit" xlink:label="StockholdersEquityReverseStockSplit" xlink:title="StockholdersEquityReverseStockSplit" />
    <link:label xlink:type="resource" xlink:label="label_StockholdersEquityReverseStockSplit" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:title="label_StockholdersEquityReverseStockSplit" xml:lang="en-US" id="label_StockholdersEquityReverseStockSplit">Reverse stock split</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="StockholdersEquityReverseStockSplit" xlink:to="label_StockholdersEquityReverseStockSplit" xlink:title="Label : StockholdersEquityReverseStockSplit to label_StockholdersEquityReverseStockSplit" />
    <link:label xlink:type="resource" xlink:label="label_StockholdersEquityReverseStockSplit_1" xlink:role="http://www.xbrl.org/2003/role/label" xlink:title="label_StockholdersEquityReverseStockSplit_1" xml:lang="en-US" id="label_StockholdersEquityReverseStockSplit_1">Stockholders' Equity, Reverse Stock Split</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="StockholdersEquityReverseStockSplit" xlink:to="label_StockholdersEquityReverseStockSplit_1" xlink:title="Label : StockholdersEquityReverseStockSplit to label_StockholdersEquityReverseStockSplit_1" />
    <link:loc xlink:type="locator" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_ConcentrationRiskPercentage1" xlink:label="ConcentrationRiskPercentage1" xlink:title="ConcentrationRiskPercentage1" />
    <link:label xlink:type="resource" xlink:label="label_ConcentrationRiskPercentage1" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:title="label_ConcentrationRiskPercentage1" xml:lang="en-US" id="label_ConcentrationRiskPercentage1">Concentration percentage</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="ConcentrationRiskPercentage1" xlink:to="label_ConcentrationRiskPercentage1" xlink:title="Label : ConcentrationRiskPercentage1 to label_ConcentrationRiskPercentage1" />
    <link:label xlink:type="resource" xlink:label="label_ConcentrationRiskPercentage1_1" xlink:role="http://www.xbrl.org/2003/role/label" xlink:title="label_ConcentrationRiskPercentage1_1" xml:lang="en-US" id="label_ConcentrationRiskPercentage1_1">Concentration Risk, Percentage</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="ConcentrationRiskPercentage1" xlink:to="label_ConcentrationRiskPercentage1_1" xlink:title="Label : ConcentrationRiskPercentage1 to label_ConcentrationRiskPercentage1_1" />
    <link:loc xlink:type="locator" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_CashCashEquivalentsAndShortTermInvestments" xlink:label="CashCashEquivalentsAndShortTermInvestments" xlink:title="CashCashEquivalentsAndShortTermInvestments" />
    <link:label xlink:type="resource" xlink:label="label_CashCashEquivalentsAndShortTermInvestments" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:title="label_CashCashEquivalentsAndShortTermInvestments" xml:lang="en-US" id="label_CashCashEquivalentsAndShortTermInvestments">Cash equivalents and short-term (in Dollars)</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="CashCashEquivalentsAndShortTermInvestments" xlink:to="label_CashCashEquivalentsAndShortTermInvestments" xlink:title="Label : CashCashEquivalentsAndShortTermInvestments to label_CashCashEquivalentsAndShortTermInvestments" />
    <link:label xlink:type="resource" xlink:label="label_CashCashEquivalentsAndShortTermInvestments_1" xlink:role="http://www.xbrl.org/2003/role/label" xlink:title="label_CashCashEquivalentsAndShortTermInvestments_1" xml:lang="en-US" id="label_CashCashEquivalentsAndShortTermInvestments_1">Cash, Cash Equivalents, and Short-Term Investments</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="CashCashEquivalentsAndShortTermInvestments" xlink:to="label_CashCashEquivalentsAndShortTermInvestments_1" xlink:title="Label : CashCashEquivalentsAndShortTermInvestments to label_CashCashEquivalentsAndShortTermInvestments_1" />
    <link:loc xlink:type="locator" xlink:href="sxtp-20260630.xsd#sxtp_ScheduleOfLiabilitiesMeasuredAtFairValueAbstract" xlink:label="ScheduleOfLiabilitiesMeasuredAtFairValueAbstract" xlink:title="ScheduleOfLiabilitiesMeasuredAtFairValueAbstract" />
    <link:label xlink:type="resource" xlink:label="label_ScheduleOfLiabilitiesMeasuredAtFairValueAbstract" xlink:role="http://www.xbrl.org/2003/role/label" xlink:title="label_ScheduleOfLiabilitiesMeasuredAtFairValueAbstract" xml:lang="en-US" id="label_ScheduleOfLiabilitiesMeasuredAtFairValueAbstract">Schedule Of Liabilities Measured At Fair Value Abstract</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="ScheduleOfLiabilitiesMeasuredAtFairValueAbstract" xlink:to="label_ScheduleOfLiabilitiesMeasuredAtFairValueAbstract" xlink:title="Label : ScheduleOfLiabilitiesMeasuredAtFairValueAbstract to label_ScheduleOfLiabilitiesMeasuredAtFairValueAbstract" />
    <link:loc xlink:type="locator" xlink:href="sxtp-20260630.xsd#sxtp_SummaryofSignificantAccountingPoliciesScheduleofLiabilitiesMeasuredatFairValueDetailsTable" xlink:label="SummaryofSignificantAccountingPoliciesScheduleofLiabilitiesMeasuredatFairValueDetailsTable" xlink:title="SummaryofSignificantAccountingPoliciesScheduleofLiabilitiesMeasuredatFairValueDetailsTable" />
    <link:label xlink:type="resource" xlink:label="label_SummaryofSignificantAccountingPoliciesScheduleofLiabilitiesMeasuredatFairValueDetailsTable" xlink:role="http://www.xbrl.org/2003/role/label" xlink:title="label_SummaryofSignificantAccountingPoliciesScheduleofLiabilitiesMeasuredatFairValueDetailsTable" xml:lang="en-US" id="label_SummaryofSignificantAccountingPoliciesScheduleofLiabilitiesMeasuredatFairValueDetailsTable">Summary of Significant Accounting Policies - Schedule of Liabilities Measured at Fair Value (Details) [Table]</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="SummaryofSignificantAccountingPoliciesScheduleofLiabilitiesMeasuredatFairValueDetailsTable" xlink:to="label_SummaryofSignificantAccountingPoliciesScheduleofLiabilitiesMeasuredatFairValueDetailsTable" xlink:title="Label : SummaryofSignificantAccountingPoliciesScheduleofLiabilitiesMeasuredatFairValueDetailsTable to label_SummaryofSignificantAccountingPoliciesScheduleofLiabilitiesMeasuredatFairValueDetailsTable" />
    <link:loc xlink:type="locator" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_FinancialInstrumentAxis" xlink:label="FinancialInstrumentAxis" xlink:title="FinancialInstrumentAxis" />
    <link:label xlink:type="resource" xlink:label="label_FinancialInstrumentAxis" xlink:role="http://www.xbrl.org/2003/role/label" xlink:title="label_FinancialInstrumentAxis" xml:lang="en-US" id="label_FinancialInstrumentAxis">Financial Instrument [Axis]</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="FinancialInstrumentAxis" xlink:to="label_FinancialInstrumentAxis" xlink:title="Label : FinancialInstrumentAxis to label_FinancialInstrumentAxis" />
    <link:loc xlink:type="locator" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_TransfersAndServicingOfFinancialInstrumentsTypesOfFinancialInstrumentsDomain" xlink:label="TransfersAndServicingOfFinancialInstrumentsTypesOfFinancialInstrumentsDomain" xlink:title="TransfersAndServicingOfFinancialInstrumentsTypesOfFinancialInstrumentsDomain" />
    <link:label xlink:type="resource" xlink:label="label_TransfersAndServicingOfFinancialInstrumentsTypesOfFinancialInstrumentsDomain" xlink:role="http://www.xbrl.org/2003/role/label" xlink:title="label_TransfersAndServicingOfFinancialInstrumentsTypesOfFinancialInstrumentsDomain" xml:lang="en-US" id="label_TransfersAndServicingOfFinancialInstrumentsTypesOfFinancialInstrumentsDomain">Financial Instruments [Domain]</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="TransfersAndServicingOfFinancialInstrumentsTypesOfFinancialInstrumentsDomain" xlink:to="label_TransfersAndServicingOfFinancialInstrumentsTypesOfFinancialInstrumentsDomain" xlink:title="Label : TransfersAndServicingOfFinancialInstrumentsTypesOfFinancialInstrumentsDomain to label_TransfersAndServicingOfFinancialInstrumentsTypesOfFinancialInstrumentsDomain" />
    <link:loc xlink:type="locator" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_DerivativeMember" xlink:label="DerivativeMember" xlink:title="DerivativeMember" />
    <link:label xlink:type="resource" xlink:label="label_DerivativeMember" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:title="label_DerivativeMember" xml:lang="en-US" id="label_DerivativeMember">Derivative Liabilities [Member]</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="DerivativeMember" xlink:to="label_DerivativeMember" xlink:title="Label : DerivativeMember to label_DerivativeMember" />
    <link:label xlink:type="resource" xlink:label="label_DerivativeMember_1" xlink:role="http://www.xbrl.org/2003/role/label" xlink:title="label_DerivativeMember_1" xml:lang="en-US" id="label_DerivativeMember_1">Derivative [Member]</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="DerivativeMember" xlink:to="label_DerivativeMember_1" xlink:title="Label : DerivativeMember to label_DerivativeMember_1" />
    <link:loc xlink:type="locator" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_FairValueByFairValueHierarchyLevelAxis" xlink:label="FairValueByFairValueHierarchyLevelAxis" xlink:title="FairValueByFairValueHierarchyLevelAxis" />
    <link:label xlink:type="resource" xlink:label="label_FairValueByFairValueHierarchyLevelAxis" xlink:role="http://www.xbrl.org/2003/role/label" xlink:title="label_FairValueByFairValueHierarchyLevelAxis" xml:lang="en-US" id="label_FairValueByFairValueHierarchyLevelAxis">Fair Value Hierarchy and NAV [Axis]</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="FairValueByFairValueHierarchyLevelAxis" xlink:to="label_FairValueByFairValueHierarchyLevelAxis" xlink:title="Label : FairValueByFairValueHierarchyLevelAxis to label_FairValueByFairValueHierarchyLevelAxis" />
    <link:loc xlink:type="locator" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_FairValueMeasurementsFairValueHierarchyDomain" xlink:label="FairValueMeasurementsFairValueHierarchyDomain" xlink:title="FairValueMeasurementsFairValueHierarchyDomain" />
    <link:label xlink:type="resource" xlink:label="label_FairValueMeasurementsFairValueHierarchyDomain" xlink:role="http://www.xbrl.org/2003/role/label" xlink:title="label_FairValueMeasurementsFairValueHierarchyDomain" xml:lang="en-US" id="label_FairValueMeasurementsFairValueHierarchyDomain">Fair Value Hierarchy and NAV [Domain]</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="FairValueMeasurementsFairValueHierarchyDomain" xlink:to="label_FairValueMeasurementsFairValueHierarchyDomain" xlink:title="Label : FairValueMeasurementsFairValueHierarchyDomain to label_FairValueMeasurementsFairValueHierarchyDomain" />
    <link:loc xlink:type="locator" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_FairValueInputsLevel1Member" xlink:label="FairValueInputsLevel1Member" xlink:title="FairValueInputsLevel1Member" />
    <link:label xlink:type="resource" xlink:label="label_FairValueInputsLevel1Member" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:title="label_FairValueInputsLevel1Member" xml:lang="en-US" id="label_FairValueInputsLevel1Member">Level 1 [Member]</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="FairValueInputsLevel1Member" xlink:to="label_FairValueInputsLevel1Member" xlink:title="Label : FairValueInputsLevel1Member to label_FairValueInputsLevel1Member" />
    <link:label xlink:type="resource" xlink:label="label_FairValueInputsLevel1Member_1" xlink:role="http://www.xbrl.org/2003/role/label" xlink:title="label_FairValueInputsLevel1Member_1" xml:lang="en-US" id="label_FairValueInputsLevel1Member_1">Fair Value, Inputs, Level 1 [Member]</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="FairValueInputsLevel1Member" xlink:to="label_FairValueInputsLevel1Member_1" xlink:title="Label : FairValueInputsLevel1Member to label_FairValueInputsLevel1Member_1" />
    <link:loc xlink:type="locator" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_FairValueInputsLevel2Member" xlink:label="FairValueInputsLevel2Member" xlink:title="FairValueInputsLevel2Member" />
    <link:label xlink:type="resource" xlink:label="label_FairValueInputsLevel2Member" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:title="label_FairValueInputsLevel2Member" xml:lang="en-US" id="label_FairValueInputsLevel2Member">Level 2 [Member]</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="FairValueInputsLevel2Member" xlink:to="label_FairValueInputsLevel2Member" xlink:title="Label : FairValueInputsLevel2Member to label_FairValueInputsLevel2Member" />
    <link:label xlink:type="resource" xlink:label="label_FairValueInputsLevel2Member_1" xlink:role="http://www.xbrl.org/2003/role/label" xlink:title="label_FairValueInputsLevel2Member_1" xml:lang="en-US" id="label_FairValueInputsLevel2Member_1">Fair Value, Inputs, Level 2 [Member]</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="FairValueInputsLevel2Member" xlink:to="label_FairValueInputsLevel2Member_1" xlink:title="Label : FairValueInputsLevel2Member to label_FairValueInputsLevel2Member_1" />
    <link:loc xlink:type="locator" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_FairValueInputsLevel3Member" xlink:label="FairValueInputsLevel3Member" xlink:title="FairValueInputsLevel3Member" />
    <link:label xlink:type="resource" xlink:label="label_FairValueInputsLevel3Member" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:title="label_FairValueInputsLevel3Member" xml:lang="en-US" id="label_FairValueInputsLevel3Member">Level 3 [Member]</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="FairValueInputsLevel3Member" xlink:to="label_FairValueInputsLevel3Member" xlink:title="Label : FairValueInputsLevel3Member to label_FairValueInputsLevel3Member" />
    <link:label xlink:type="resource" xlink:label="label_FairValueInputsLevel3Member_1" xlink:role="http://www.xbrl.org/2003/role/verboseLabel" xlink:title="label_FairValueInputsLevel3Member_1" xml:lang="en-US" id="label_FairValueInputsLevel3Member_1">Fair Value, Inputs, Level 3 [Member]</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="FairValueInputsLevel3Member" xlink:to="label_FairValueInputsLevel3Member_1" xlink:title="Label : FairValueInputsLevel3Member to label_FairValueInputsLevel3Member_1" />
    <link:label xlink:type="resource" xlink:label="label_FairValueInputsLevel3Member_2" xlink:role="http://www.xbrl.org/2003/role/label" xlink:title="label_FairValueInputsLevel3Member_2" xml:lang="en-US" id="label_FairValueInputsLevel3Member_2">Fair Value, Inputs, Level 3 [Member]</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="FairValueInputsLevel3Member" xlink:to="label_FairValueInputsLevel3Member_2" xlink:title="Label : FairValueInputsLevel3Member to label_FairValueInputsLevel3Member_2" />
    <link:loc xlink:type="locator" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_FairValueAssetsAndLiabilitiesMeasuredOnRecurringAndNonrecurringBasisLineItems" xlink:label="FairValueAssetsAndLiabilitiesMeasuredOnRecurringAndNonrecurringBasisLineItems" xlink:title="FairValueAssetsAndLiabilitiesMeasuredOnRecurringAndNonrecurringBasisLineItems" />
    <link:label xlink:type="resource" xlink:label="label_FairValueAssetsAndLiabilitiesMeasuredOnRecurringAndNonrecurringBasisLineItems" xlink:role="http://www.xbrl.org/2003/role/label" xlink:title="label_FairValueAssetsAndLiabilitiesMeasuredOnRecurringAndNonrecurringBasisLineItems" xml:lang="en-US" id="label_FairValueAssetsAndLiabilitiesMeasuredOnRecurringAndNonrecurringBasisLineItems">Schedule of Liabilities Measured at Fair Value [Line Items]</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="FairValueAssetsAndLiabilitiesMeasuredOnRecurringAndNonrecurringBasisLineItems" xlink:to="label_FairValueAssetsAndLiabilitiesMeasuredOnRecurringAndNonrecurringBasisLineItems" xlink:title="Label : FairValueAssetsAndLiabilitiesMeasuredOnRecurringAndNonrecurringBasisLineItems to label_FairValueAssetsAndLiabilitiesMeasuredOnRecurringAndNonrecurringBasisLineItems" />
    <link:loc xlink:type="locator" xlink:href="sxtp-20260630.xsd#sxtp_ScheduleOfExchangeRatesAlongWithHistoricalRatesAbstract" xlink:label="ScheduleOfExchangeRatesAlongWithHistoricalRatesAbstract" xlink:title="ScheduleOfExchangeRatesAlongWithHistoricalRatesAbstract" />
    <link:label xlink:type="resource" xlink:label="label_ScheduleOfExchangeRatesAlongWithHistoricalRatesAbstract" xlink:role="http://www.xbrl.org/2003/role/label" xlink:title="label_ScheduleOfExchangeRatesAlongWithHistoricalRatesAbstract" xml:lang="en-US" id="label_ScheduleOfExchangeRatesAlongWithHistoricalRatesAbstract">Schedule Of Exchange Rates Along With Historical Rates Abstract</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="ScheduleOfExchangeRatesAlongWithHistoricalRatesAbstract" xlink:to="label_ScheduleOfExchangeRatesAlongWithHistoricalRatesAbstract" xlink:title="Label : ScheduleOfExchangeRatesAlongWithHistoricalRatesAbstract to label_ScheduleOfExchangeRatesAlongWithHistoricalRatesAbstract" />
    <link:loc xlink:type="locator" xlink:href="sxtp-20260630.xsd#sxtp_SummaryofSignificantAccountingPoliciesScheduleofExchangeRatesalongwithHistoricalRatesDetailsTable" xlink:label="SummaryofSignificantAccountingPoliciesScheduleofExchangeRatesalongwithHistoricalRatesDetailsTable" xlink:title="SummaryofSignificantAccountingPoliciesScheduleofExchangeRatesalongwithHistoricalRatesDetailsTable" />
    <link:label xlink:type="resource" xlink:label="label_SummaryofSignificantAccountingPoliciesScheduleofExchangeRatesalongwithHistoricalRatesDetailsTable" xlink:role="http://www.xbrl.org/2003/role/label" xlink:title="label_SummaryofSignificantAccountingPoliciesScheduleofExchangeRatesalongwithHistoricalRatesDetailsTable" xml:lang="en-US" id="label_SummaryofSignificantAccountingPoliciesScheduleofExchangeRatesalongwithHistoricalRatesDetailsTable">Summary of Significant Accounting Policies - Schedule of Exchange Rates along with Historical Rates (Details) [Table]</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="SummaryofSignificantAccountingPoliciesScheduleofExchangeRatesalongwithHistoricalRatesDetailsTable" xlink:to="label_SummaryofSignificantAccountingPoliciesScheduleofExchangeRatesalongwithHistoricalRatesDetailsTable" xlink:title="Label : SummaryofSignificantAccountingPoliciesScheduleofExchangeRatesalongwithHistoricalRatesDetailsTable to label_SummaryofSignificantAccountingPoliciesScheduleofExchangeRatesalongwithHistoricalRatesDetailsTable" />
    <link:loc xlink:type="locator" xlink:href="https://xbrl.fasb.org/srt/2025/elts/srt-2025.xsd#srt_CurrencyAxis" xlink:label="CurrencyAxis" xlink:title="CurrencyAxis" />
    <link:label xlink:type="resource" xlink:label="label_CurrencyAxis" xlink:role="http://www.xbrl.org/2003/role/label" xlink:title="label_CurrencyAxis" xml:lang="en-US" id="label_CurrencyAxis">Currency [Axis]</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="CurrencyAxis" xlink:to="label_CurrencyAxis" xlink:title="Label : CurrencyAxis to label_CurrencyAxis" />
    <link:loc xlink:type="locator" xlink:href="https://xbrl.sec.gov/currency/2025/currency-2025.xsd#currency_USD" xlink:label="USD" xlink:title="USD" />
    <link:label xlink:type="resource" xlink:label="label_USD" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:title="label_USD" xml:lang="en-US" id="label_USD">United States of America, Dollars</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="USD" xlink:to="label_USD" xlink:title="Label : USD to label_USD" />
    <link:label xlink:type="resource" xlink:label="label_USD_1" xlink:role="http://www.xbrl.org/2003/role/label" xlink:title="label_USD_1" xml:lang="en-US" id="label_USD_1">United States of America, Dollars</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="USD" xlink:to="label_USD_1" xlink:title="Label : USD to label_USD_1" />
    <link:loc xlink:type="locator" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_IntercompanyForeignCurrencyBalanceLineItems" xlink:label="IntercompanyForeignCurrencyBalanceLineItems" xlink:title="IntercompanyForeignCurrencyBalanceLineItems" />
    <link:label xlink:type="resource" xlink:label="label_IntercompanyForeignCurrencyBalanceLineItems" xlink:role="http://www.xbrl.org/2003/role/label" xlink:title="label_IntercompanyForeignCurrencyBalanceLineItems" xml:lang="en-US" id="label_IntercompanyForeignCurrencyBalanceLineItems">Schedule of Exchange Rates along with Historical Rates [Line Items]</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="IntercompanyForeignCurrencyBalanceLineItems" xlink:to="label_IntercompanyForeignCurrencyBalanceLineItems" xlink:title="Label : IntercompanyForeignCurrencyBalanceLineItems to label_IntercompanyForeignCurrencyBalanceLineItems" />
    <link:loc xlink:type="locator" xlink:href="sxtp-20260630.xsd#sxtp_AverageExchangeRate" xlink:label="AverageExchangeRate" xlink:title="AverageExchangeRate" />
    <link:label xlink:type="resource" xlink:label="label_AverageExchangeRate" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:title="label_AverageExchangeRate" xml:lang="en-US" id="label_AverageExchangeRate">Average Exchange Rate</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="AverageExchangeRate" xlink:to="label_AverageExchangeRate" xlink:title="Label : AverageExchangeRate to label_AverageExchangeRate" />
    <link:label xlink:type="resource" xlink:label="label_AverageExchangeRate_1" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:title="label_AverageExchangeRate_1" xml:lang="en-US" id="label_AverageExchangeRate_1">Average Exchange Rate.</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="AverageExchangeRate" xlink:to="label_AverageExchangeRate_1" xlink:title="Label : AverageExchangeRate to label_AverageExchangeRate_1" />
    <link:label xlink:type="resource" xlink:label="label_AverageExchangeRate_2" xlink:role="http://www.xbrl.org/2003/role/label" xlink:title="label_AverageExchangeRate_2" xml:lang="en-US" id="label_AverageExchangeRate_2">Average Exchange Rate</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="AverageExchangeRate" xlink:to="label_AverageExchangeRate_2" xlink:title="Label : AverageExchangeRate to label_AverageExchangeRate_2" />
    <link:loc xlink:type="locator" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_ForeignCurrencyExchangeRateTranslation1" xlink:label="ForeignCurrencyExchangeRateTranslation1" xlink:title="ForeignCurrencyExchangeRateTranslation1" />
    <link:label xlink:type="resource" xlink:label="label_ForeignCurrencyExchangeRateTranslation1" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:title="label_ForeignCurrencyExchangeRateTranslation1" xml:lang="en-US" id="label_ForeignCurrencyExchangeRateTranslation1">Exchange Rate</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="ForeignCurrencyExchangeRateTranslation1" xlink:to="label_ForeignCurrencyExchangeRateTranslation1" xlink:title="Label : ForeignCurrencyExchangeRateTranslation1 to label_ForeignCurrencyExchangeRateTranslation1" />
    <link:label xlink:type="resource" xlink:label="label_ForeignCurrencyExchangeRateTranslation1_1" xlink:role="http://www.xbrl.org/2003/role/label" xlink:title="label_ForeignCurrencyExchangeRateTranslation1_1" xml:lang="en-US" id="label_ForeignCurrencyExchangeRateTranslation1_1">Foreign Currency Exchange Rate, Translation</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="ForeignCurrencyExchangeRateTranslation1" xlink:to="label_ForeignCurrencyExchangeRateTranslation1_1" xlink:title="Label : ForeignCurrencyExchangeRateTranslation1 to label_ForeignCurrencyExchangeRateTranslation1_1" />
    <link:loc xlink:type="locator" xlink:href="https://xbrl.sec.gov/currency/2025/currency-2025.xsd#currency_AllCurrenciesDomain" xlink:label="AllCurrenciesDomain" xlink:title="AllCurrenciesDomain" />
    <link:label xlink:type="resource" xlink:label="label_AllCurrenciesDomain" xlink:role="http://www.xbrl.org/2003/role/label" xlink:title="label_AllCurrenciesDomain" xml:lang="en-US" id="label_AllCurrenciesDomain">All Currencies [Domain]</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="AllCurrenciesDomain" xlink:to="label_AllCurrenciesDomain" xlink:title="Label : AllCurrenciesDomain to label_AllCurrenciesDomain" />
    <link:loc xlink:type="locator" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_InventoryNetAbstract" xlink:label="InventoryNetAbstract" xlink:title="InventoryNetAbstract" />
    <link:label xlink:type="resource" xlink:label="label_InventoryNetAbstract" xlink:role="http://www.xbrl.org/2003/role/label" xlink:title="label_InventoryNetAbstract" xml:lang="en-US" id="label_InventoryNetAbstract">Schedule of Inventory [Abstract]</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="InventoryNetAbstract" xlink:to="label_InventoryNetAbstract" xlink:title="Label : InventoryNetAbstract to label_InventoryNetAbstract" />
    <link:loc xlink:type="locator" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_InventoryRawMaterials" xlink:label="InventoryRawMaterials" xlink:title="InventoryRawMaterials" />
    <link:label xlink:type="resource" xlink:label="label_InventoryRawMaterials" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:title="label_InventoryRawMaterials" xml:lang="en-US" id="label_InventoryRawMaterials">Raw Material (API)</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="InventoryRawMaterials" xlink:to="label_InventoryRawMaterials" xlink:title="Label : InventoryRawMaterials to label_InventoryRawMaterials" />
    <link:label xlink:type="resource" xlink:label="label_InventoryRawMaterials_1" xlink:role="http://www.xbrl.org/2003/role/label" xlink:title="label_InventoryRawMaterials_1" xml:lang="en-US" id="label_InventoryRawMaterials_1">Inventory, Raw Materials, Gross</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="InventoryRawMaterials" xlink:to="label_InventoryRawMaterials_1" xlink:title="Label : InventoryRawMaterials to label_InventoryRawMaterials_1" />
    <link:loc xlink:type="locator" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_InventoryWorkInProcess" xlink:label="InventoryWorkInProcess" xlink:title="InventoryWorkInProcess" />
    <link:label xlink:type="resource" xlink:label="label_InventoryWorkInProcess" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:title="label_InventoryWorkInProcess" xml:lang="en-US" id="label_InventoryWorkInProcess">Work in Process</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="InventoryWorkInProcess" xlink:to="label_InventoryWorkInProcess" xlink:title="Label : InventoryWorkInProcess to label_InventoryWorkInProcess" />
    <link:label xlink:type="resource" xlink:label="label_InventoryWorkInProcess_1" xlink:role="http://www.xbrl.org/2003/role/label" xlink:title="label_InventoryWorkInProcess_1" xml:lang="en-US" id="label_InventoryWorkInProcess_1">Inventory, Work in Process, Gross</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="InventoryWorkInProcess" xlink:to="label_InventoryWorkInProcess_1" xlink:title="Label : InventoryWorkInProcess to label_InventoryWorkInProcess_1" />
    <link:loc xlink:type="locator" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_InventoryFinishedGoods" xlink:label="InventoryFinishedGoods" xlink:title="InventoryFinishedGoods" />
    <link:label xlink:type="resource" xlink:label="label_InventoryFinishedGoods" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:title="label_InventoryFinishedGoods" xml:lang="en-US" id="label_InventoryFinishedGoods">Finished Goods</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="InventoryFinishedGoods" xlink:to="label_InventoryFinishedGoods" xlink:title="Label : InventoryFinishedGoods to label_InventoryFinishedGoods" />
    <link:label xlink:type="resource" xlink:label="label_InventoryFinishedGoods_1" xlink:role="http://www.xbrl.org/2003/role/label" xlink:title="label_InventoryFinishedGoods_1" xml:lang="en-US" id="label_InventoryFinishedGoods_1">Inventory, Finished Goods, Gross</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="InventoryFinishedGoods" xlink:to="label_InventoryFinishedGoods_1" xlink:title="Label : InventoryFinishedGoods to label_InventoryFinishedGoods_1" />
    <link:loc xlink:type="locator" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_DepreciationDepletionAndAmortization" xlink:label="DepreciationDepletionAndAmortization" xlink:title="DepreciationDepletionAndAmortization" />
    <link:label xlink:type="resource" xlink:label="label_DepreciationDepletionAndAmortization" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:title="label_DepreciationDepletionAndAmortization" xml:lang="en-US" id="label_DepreciationDepletionAndAmortization">Depreciation</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="DepreciationDepletionAndAmortization" xlink:to="label_DepreciationDepletionAndAmortization" xlink:title="Label : DepreciationDepletionAndAmortization to label_DepreciationDepletionAndAmortization" />
    <link:label xlink:type="resource" xlink:label="label_DepreciationDepletionAndAmortization_1" xlink:role="http://www.xbrl.org/2003/role/label" xlink:title="label_DepreciationDepletionAndAmortization_1" xml:lang="en-US" id="label_DepreciationDepletionAndAmortization_1">Depreciation, Depletion and Amortization</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="DepreciationDepletionAndAmortization" xlink:to="label_DepreciationDepletionAndAmortization_1" xlink:title="Label : DepreciationDepletionAndAmortization to label_DepreciationDepletionAndAmortization_1" />
    <link:loc xlink:type="locator" xlink:href="sxtp-20260630.xsd#sxtp_ScheduleOfPropertyAndEquipmentAbstract" xlink:label="ScheduleOfPropertyAndEquipmentAbstract" xlink:title="ScheduleOfPropertyAndEquipmentAbstract" />
    <link:label xlink:type="resource" xlink:label="label_ScheduleOfPropertyAndEquipmentAbstract" xlink:role="http://www.xbrl.org/2003/role/label" xlink:title="label_ScheduleOfPropertyAndEquipmentAbstract" xml:lang="en-US" id="label_ScheduleOfPropertyAndEquipmentAbstract">Schedule Of Property And Equipment Abstract</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="ScheduleOfPropertyAndEquipmentAbstract" xlink:to="label_ScheduleOfPropertyAndEquipmentAbstract" xlink:title="Label : ScheduleOfPropertyAndEquipmentAbstract to label_ScheduleOfPropertyAndEquipmentAbstract" />
    <link:loc xlink:type="locator" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_ScheduleOfPropertyPlantAndEquipmentTable" xlink:label="ScheduleOfPropertyPlantAndEquipmentTable" xlink:title="ScheduleOfPropertyPlantAndEquipmentTable" />
    <link:label xlink:type="resource" xlink:label="label_ScheduleOfPropertyPlantAndEquipmentTable" xlink:role="http://www.xbrl.org/2003/role/label" xlink:title="label_ScheduleOfPropertyPlantAndEquipmentTable" xml:lang="en-US" id="label_ScheduleOfPropertyPlantAndEquipmentTable">Property, Plant and Equipment [Table]</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="ScheduleOfPropertyPlantAndEquipmentTable" xlink:to="label_ScheduleOfPropertyPlantAndEquipmentTable" xlink:title="Label : ScheduleOfPropertyPlantAndEquipmentTable to label_ScheduleOfPropertyPlantAndEquipmentTable" />
    <link:loc xlink:type="locator" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_PropertyPlantAndEquipmentByTypeAxis" xlink:label="PropertyPlantAndEquipmentByTypeAxis" xlink:title="PropertyPlantAndEquipmentByTypeAxis" />
    <link:label xlink:type="resource" xlink:label="label_PropertyPlantAndEquipmentByTypeAxis" xlink:role="http://www.xbrl.org/2003/role/label" xlink:title="label_PropertyPlantAndEquipmentByTypeAxis" xml:lang="en-US" id="label_PropertyPlantAndEquipmentByTypeAxis">Long-Lived Tangible Asset [Axis]</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="PropertyPlantAndEquipmentByTypeAxis" xlink:to="label_PropertyPlantAndEquipmentByTypeAxis" xlink:title="Label : PropertyPlantAndEquipmentByTypeAxis to label_PropertyPlantAndEquipmentByTypeAxis" />
    <link:loc xlink:type="locator" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_PropertyPlantAndEquipmentTypeDomain" xlink:label="PropertyPlantAndEquipmentTypeDomain" xlink:title="PropertyPlantAndEquipmentTypeDomain" />
    <link:label xlink:type="resource" xlink:label="label_PropertyPlantAndEquipmentTypeDomain" xlink:role="http://www.xbrl.org/2003/role/label" xlink:title="label_PropertyPlantAndEquipmentTypeDomain" xml:lang="en-US" id="label_PropertyPlantAndEquipmentTypeDomain">Long-Lived Tangible Asset [Domain]</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="PropertyPlantAndEquipmentTypeDomain" xlink:to="label_PropertyPlantAndEquipmentTypeDomain" xlink:title="Label : PropertyPlantAndEquipmentTypeDomain to label_PropertyPlantAndEquipmentTypeDomain" />
    <link:loc xlink:type="locator" xlink:href="sxtp-20260630.xsd#sxtp_LabEquipmentMember" xlink:label="LabEquipmentMember" xlink:title="LabEquipmentMember" />
    <link:label xlink:type="resource" xlink:label="label_LabEquipmentMember" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:title="label_LabEquipmentMember" xml:lang="en-US" id="label_LabEquipmentMember">Lab Equipment [Member]</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="LabEquipmentMember" xlink:to="label_LabEquipmentMember" xlink:title="Label : LabEquipmentMember to label_LabEquipmentMember" />
    <link:label xlink:type="resource" xlink:label="label_LabEquipmentMember_1" xlink:role="http://www.xbrl.org/2003/role/label" xlink:title="label_LabEquipmentMember_1" xml:lang="en-US" id="label_LabEquipmentMember_1">Lab Equipment Member</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="LabEquipmentMember" xlink:to="label_LabEquipmentMember_1" xlink:title="Label : LabEquipmentMember to label_LabEquipmentMember_1" />
    <link:loc xlink:type="locator" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_MachineryAndEquipmentMember" xlink:label="MachineryAndEquipmentMember" xlink:title="MachineryAndEquipmentMember" />
    <link:label xlink:type="resource" xlink:label="label_MachineryAndEquipmentMember" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:title="label_MachineryAndEquipmentMember" xml:lang="en-US" id="label_MachineryAndEquipmentMember">Machinery [Member]</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="MachineryAndEquipmentMember" xlink:to="label_MachineryAndEquipmentMember" xlink:title="Label : MachineryAndEquipmentMember to label_MachineryAndEquipmentMember" />
    <link:label xlink:type="resource" xlink:label="label_MachineryAndEquipmentMember_1" xlink:role="http://www.xbrl.org/2003/role/label" xlink:title="label_MachineryAndEquipmentMember_1" xml:lang="en-US" id="label_MachineryAndEquipmentMember_1">Machinery and Equipment [Member]</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="MachineryAndEquipmentMember" xlink:to="label_MachineryAndEquipmentMember_1" xlink:title="Label : MachineryAndEquipmentMember to label_MachineryAndEquipmentMember_1" />
    <link:loc xlink:type="locator" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_ComputerEquipmentMember" xlink:label="ComputerEquipmentMember" xlink:title="ComputerEquipmentMember" />
    <link:label xlink:type="resource" xlink:label="label_ComputerEquipmentMember" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:title="label_ComputerEquipmentMember" xml:lang="en-US" id="label_ComputerEquipmentMember">Computer Equipment [Member]</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="ComputerEquipmentMember" xlink:to="label_ComputerEquipmentMember" xlink:title="Label : ComputerEquipmentMember to label_ComputerEquipmentMember" />
    <link:label xlink:type="resource" xlink:label="label_ComputerEquipmentMember_1" xlink:role="http://www.xbrl.org/2003/role/label" xlink:title="label_ComputerEquipmentMember_1" xml:lang="en-US" id="label_ComputerEquipmentMember_1">Computer Equipment [Member]</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="ComputerEquipmentMember" xlink:to="label_ComputerEquipmentMember_1" xlink:title="Label : ComputerEquipmentMember to label_ComputerEquipmentMember_1" />
    <link:loc xlink:type="locator" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_FurnitureAndFixturesMember" xlink:label="FurnitureAndFixturesMember" xlink:title="FurnitureAndFixturesMember" />
    <link:label xlink:type="resource" xlink:label="label_FurnitureAndFixturesMember" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:title="label_FurnitureAndFixturesMember" xml:lang="en-US" id="label_FurnitureAndFixturesMember">Furniture [Member]</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="FurnitureAndFixturesMember" xlink:to="label_FurnitureAndFixturesMember" xlink:title="Label : FurnitureAndFixturesMember to label_FurnitureAndFixturesMember" />
    <link:label xlink:type="resource" xlink:label="label_FurnitureAndFixturesMember_1" xlink:role="http://www.xbrl.org/2003/role/label" xlink:title="label_FurnitureAndFixturesMember_1" xml:lang="en-US" id="label_FurnitureAndFixturesMember_1">Furniture and Fixtures [Member]</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="FurnitureAndFixturesMember" xlink:to="label_FurnitureAndFixturesMember_1" xlink:title="Label : FurnitureAndFixturesMember to label_FurnitureAndFixturesMember_1" />
    <link:loc xlink:type="locator" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_PropertyPlantAndEquipmentLineItems" xlink:label="PropertyPlantAndEquipmentLineItems" xlink:title="PropertyPlantAndEquipmentLineItems" />
    <link:label xlink:type="resource" xlink:label="label_PropertyPlantAndEquipmentLineItems" xlink:role="http://www.xbrl.org/2003/role/label" xlink:title="label_PropertyPlantAndEquipmentLineItems" xml:lang="en-US" id="label_PropertyPlantAndEquipmentLineItems">Schedule of Property and Equipment [Line Items]</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="PropertyPlantAndEquipmentLineItems" xlink:to="label_PropertyPlantAndEquipmentLineItems" xlink:title="Label : PropertyPlantAndEquipmentLineItems to label_PropertyPlantAndEquipmentLineItems" />
    <link:loc xlink:type="locator" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_PropertyPlantAndEquipmentGross" xlink:label="PropertyPlantAndEquipmentGross" xlink:title="PropertyPlantAndEquipmentGross" />
    <link:label xlink:type="resource" xlink:label="label_PropertyPlantAndEquipmentGross" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:title="label_PropertyPlantAndEquipmentGross" xml:lang="en-US" id="label_PropertyPlantAndEquipmentGross">Property and Equipment, at cost</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="PropertyPlantAndEquipmentGross" xlink:to="label_PropertyPlantAndEquipmentGross" xlink:title="Label : PropertyPlantAndEquipmentGross to label_PropertyPlantAndEquipmentGross" />
    <link:label xlink:type="resource" xlink:label="label_PropertyPlantAndEquipmentGross_1" xlink:role="http://www.xbrl.org/2003/role/label" xlink:title="label_PropertyPlantAndEquipmentGross_1" xml:lang="en-US" id="label_PropertyPlantAndEquipmentGross_1">Property, Plant and Equipment, Gross</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="PropertyPlantAndEquipmentGross" xlink:to="label_PropertyPlantAndEquipmentGross_1" xlink:title="Label : PropertyPlantAndEquipmentGross to label_PropertyPlantAndEquipmentGross_1" />
    <link:loc xlink:type="locator" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_AccumulatedDepreciationDepletionAndAmortizationPropertyPlantAndEquipment" xlink:label="AccumulatedDepreciationDepletionAndAmortizationPropertyPlantAndEquipment" xlink:title="AccumulatedDepreciationDepletionAndAmortizationPropertyPlantAndEquipment" />
    <link:label xlink:type="resource" xlink:label="label_AccumulatedDepreciationDepletionAndAmortizationPropertyPlantAndEquipment" xlink:role="http://www.xbrl.org/2009/role/negatedLabel" xlink:title="label_AccumulatedDepreciationDepletionAndAmortizationPropertyPlantAndEquipment" xml:lang="en-US" id="label_AccumulatedDepreciationDepletionAndAmortizationPropertyPlantAndEquipment">Accumulated Depreciation</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="AccumulatedDepreciationDepletionAndAmortizationPropertyPlantAndEquipment" xlink:to="label_AccumulatedDepreciationDepletionAndAmortizationPropertyPlantAndEquipment" xlink:title="Label : AccumulatedDepreciationDepletionAndAmortizationPropertyPlantAndEquipment to label_AccumulatedDepreciationDepletionAndAmortizationPropertyPlantAndEquipment" />
    <link:label xlink:type="resource" xlink:label="label_AccumulatedDepreciationDepletionAndAmortizationPropertyPlantAndEquipment_1" xlink:role="http://www.xbrl.org/2003/role/label" xlink:title="label_AccumulatedDepreciationDepletionAndAmortizationPropertyPlantAndEquipment_1" xml:lang="en-US" id="label_AccumulatedDepreciationDepletionAndAmortizationPropertyPlantAndEquipment_1">Accumulated Depreciation, Depletion and Amortization, Property, Plant, and Equipment</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="AccumulatedDepreciationDepletionAndAmortizationPropertyPlantAndEquipment" xlink:to="label_AccumulatedDepreciationDepletionAndAmortizationPropertyPlantAndEquipment_1" xlink:title="Label : AccumulatedDepreciationDepletionAndAmortizationPropertyPlantAndEquipment to label_AccumulatedDepreciationDepletionAndAmortizationPropertyPlantAndEquipment_1" />
    <link:loc xlink:type="locator" xlink:href="sxtp-20260630.xsd#sxtp_CapitalizedWebsiteDevelopmentrelatedCosts" xlink:label="CapitalizedWebsiteDevelopmentrelatedCosts" xlink:title="CapitalizedWebsiteDevelopmentrelatedCosts" />
    <link:label xlink:type="resource" xlink:label="label_CapitalizedWebsiteDevelopmentrelatedCosts" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:title="label_CapitalizedWebsiteDevelopmentrelatedCosts" xml:lang="en-US" id="label_CapitalizedWebsiteDevelopmentrelatedCosts">Capitalized website development-related costs</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="CapitalizedWebsiteDevelopmentrelatedCosts" xlink:to="label_CapitalizedWebsiteDevelopmentrelatedCosts" xlink:title="Label : CapitalizedWebsiteDevelopmentrelatedCosts to label_CapitalizedWebsiteDevelopmentrelatedCosts" />
    <link:label xlink:type="resource" xlink:label="label_CapitalizedWebsiteDevelopmentrelatedCosts_1" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:title="label_CapitalizedWebsiteDevelopmentrelatedCosts_1" xml:lang="en-US" id="label_CapitalizedWebsiteDevelopmentrelatedCosts_1">Amount of capitalized website development-related costs.</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="CapitalizedWebsiteDevelopmentrelatedCosts" xlink:to="label_CapitalizedWebsiteDevelopmentrelatedCosts_1" xlink:title="Label : CapitalizedWebsiteDevelopmentrelatedCosts to label_CapitalizedWebsiteDevelopmentrelatedCosts_1" />
    <link:label xlink:type="resource" xlink:label="label_CapitalizedWebsiteDevelopmentrelatedCosts_2" xlink:role="http://www.xbrl.org/2003/role/label" xlink:title="label_CapitalizedWebsiteDevelopmentrelatedCosts_2" xml:lang="en-US" id="label_CapitalizedWebsiteDevelopmentrelatedCosts_2">Capitalized Website Developmentrelated Costs</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="CapitalizedWebsiteDevelopmentrelatedCosts" xlink:to="label_CapitalizedWebsiteDevelopmentrelatedCosts_2" xlink:title="Label : CapitalizedWebsiteDevelopmentrelatedCosts to label_CapitalizedWebsiteDevelopmentrelatedCosts_2" />
    <link:loc xlink:type="locator" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_AmortizationOfIntangibleAssets" xlink:label="AmortizationOfIntangibleAssets" xlink:title="AmortizationOfIntangibleAssets" />
    <link:label xlink:type="resource" xlink:label="label_AmortizationOfIntangibleAssets" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:title="label_AmortizationOfIntangibleAssets" xml:lang="en-US" id="label_AmortizationOfIntangibleAssets">Amortization expense</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="AmortizationOfIntangibleAssets" xlink:to="label_AmortizationOfIntangibleAssets" xlink:title="Label : AmortizationOfIntangibleAssets to label_AmortizationOfIntangibleAssets" />
    <link:label xlink:type="resource" xlink:label="label_AmortizationOfIntangibleAssets_1" xlink:role="http://www.xbrl.org/2003/role/label" xlink:title="label_AmortizationOfIntangibleAssets_1" xml:lang="en-US" id="label_AmortizationOfIntangibleAssets_1">Amortization of Intangible Assets</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="AmortizationOfIntangibleAssets" xlink:to="label_AmortizationOfIntangibleAssets_1" xlink:title="Label : AmortizationOfIntangibleAssets to label_AmortizationOfIntangibleAssets_1" />
    <link:loc xlink:type="locator" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_ImpairmentOfIntangibleAssetsExcludingGoodwill" xlink:label="ImpairmentOfIntangibleAssetsExcludingGoodwill" xlink:title="ImpairmentOfIntangibleAssetsExcludingGoodwill" />
    <link:label xlink:type="resource" xlink:label="label_ImpairmentOfIntangibleAssetsExcludingGoodwill" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:title="label_ImpairmentOfIntangibleAssetsExcludingGoodwill" xml:lang="en-US" id="label_ImpairmentOfIntangibleAssetsExcludingGoodwill">Write-downs</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="ImpairmentOfIntangibleAssetsExcludingGoodwill" xlink:to="label_ImpairmentOfIntangibleAssetsExcludingGoodwill" xlink:title="Label : ImpairmentOfIntangibleAssetsExcludingGoodwill to label_ImpairmentOfIntangibleAssetsExcludingGoodwill" />
    <link:label xlink:type="resource" xlink:label="label_ImpairmentOfIntangibleAssetsExcludingGoodwill_1" xlink:role="http://www.xbrl.org/2003/role/label" xlink:title="label_ImpairmentOfIntangibleAssetsExcludingGoodwill_1" xml:lang="en-US" id="label_ImpairmentOfIntangibleAssetsExcludingGoodwill_1">Impairment of Intangible Assets (Excluding Goodwill)</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="ImpairmentOfIntangibleAssetsExcludingGoodwill" xlink:to="label_ImpairmentOfIntangibleAssetsExcludingGoodwill_1" xlink:title="Label : ImpairmentOfIntangibleAssetsExcludingGoodwill to label_ImpairmentOfIntangibleAssetsExcludingGoodwill_1" />
    <link:loc xlink:type="locator" xlink:href="sxtp-20260630.xsd#sxtp_CapitalizedPatentExpenses" xlink:label="CapitalizedPatentExpenses" xlink:title="CapitalizedPatentExpenses" />
    <link:label xlink:type="resource" xlink:label="label_CapitalizedPatentExpenses" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:title="label_CapitalizedPatentExpenses" xml:lang="en-US" id="label_CapitalizedPatentExpenses">Capitalized patent expenses</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="CapitalizedPatentExpenses" xlink:to="label_CapitalizedPatentExpenses" xlink:title="Label : CapitalizedPatentExpenses to label_CapitalizedPatentExpenses" />
    <link:label xlink:type="resource" xlink:label="label_CapitalizedPatentExpenses_1" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:title="label_CapitalizedPatentExpenses_1" xml:lang="en-US" id="label_CapitalizedPatentExpenses_1">Amount of capitalized patent expenses.</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="CapitalizedPatentExpenses" xlink:to="label_CapitalizedPatentExpenses_1" xlink:title="Label : CapitalizedPatentExpenses to label_CapitalizedPatentExpenses_1" />
    <link:label xlink:type="resource" xlink:label="label_CapitalizedPatentExpenses_2" xlink:role="http://www.xbrl.org/2003/role/label" xlink:title="label_CapitalizedPatentExpenses_2" xml:lang="en-US" id="label_CapitalizedPatentExpenses_2">Capitalized Patent Expenses</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="CapitalizedPatentExpenses" xlink:to="label_CapitalizedPatentExpenses_2" xlink:title="Label : CapitalizedPatentExpenses to label_CapitalizedPatentExpenses_2" />
    <link:loc xlink:type="locator" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_IntangibleAssetsNetExcludingGoodwillAbstract" xlink:label="IntangibleAssetsNetExcludingGoodwillAbstract" xlink:title="IntangibleAssetsNetExcludingGoodwillAbstract" />
    <link:label xlink:type="resource" xlink:label="label_IntangibleAssetsNetExcludingGoodwillAbstract" xlink:role="http://www.xbrl.org/2003/role/label" xlink:title="label_IntangibleAssetsNetExcludingGoodwillAbstract" xml:lang="en-US" id="label_IntangibleAssetsNetExcludingGoodwillAbstract">Schedule of Intangible Assets [Abstract]</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="IntangibleAssetsNetExcludingGoodwillAbstract" xlink:to="label_IntangibleAssetsNetExcludingGoodwillAbstract" xlink:title="Label : IntangibleAssetsNetExcludingGoodwillAbstract to label_IntangibleAssetsNetExcludingGoodwillAbstract" />
    <link:loc xlink:type="locator" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_FiniteLivedPatentsGross" xlink:label="FiniteLivedPatentsGross" xlink:title="FiniteLivedPatentsGross" />
    <link:label xlink:type="resource" xlink:label="label_FiniteLivedPatentsGross" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:title="label_FiniteLivedPatentsGross" xml:lang="en-US" id="label_FiniteLivedPatentsGross">Patents</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="FiniteLivedPatentsGross" xlink:to="label_FiniteLivedPatentsGross" xlink:title="Label : FiniteLivedPatentsGross to label_FiniteLivedPatentsGross" />
    <link:label xlink:type="resource" xlink:label="label_FiniteLivedPatentsGross_1" xlink:role="http://www.xbrl.org/2003/role/label" xlink:title="label_FiniteLivedPatentsGross_1" xml:lang="en-US" id="label_FiniteLivedPatentsGross_1">Finite-Lived Patents, Gross</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="FiniteLivedPatentsGross" xlink:to="label_FiniteLivedPatentsGross_1" xlink:title="Label : FiniteLivedPatentsGross to label_FiniteLivedPatentsGross_1" />
    <link:loc xlink:type="locator" xlink:href="sxtp-20260630.xsd#sxtp_FiniteLivedWebsiteDevelopmentCostsGross" xlink:label="FiniteLivedWebsiteDevelopmentCostsGross" xlink:title="FiniteLivedWebsiteDevelopmentCostsGross" />
    <link:label xlink:type="resource" xlink:label="label_FiniteLivedWebsiteDevelopmentCostsGross" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:title="label_FiniteLivedWebsiteDevelopmentCostsGross" xml:lang="en-US" id="label_FiniteLivedWebsiteDevelopmentCostsGross">Website Development Costs</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="FiniteLivedWebsiteDevelopmentCostsGross" xlink:to="label_FiniteLivedWebsiteDevelopmentCostsGross" xlink:title="Label : FiniteLivedWebsiteDevelopmentCostsGross to label_FiniteLivedWebsiteDevelopmentCostsGross" />
    <link:label xlink:type="resource" xlink:label="label_FiniteLivedWebsiteDevelopmentCostsGross_1" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:title="label_FiniteLivedWebsiteDevelopmentCostsGross_1" xml:lang="en-US" id="label_FiniteLivedWebsiteDevelopmentCostsGross_1">Gross carrying amount before accumulated amortization as of the balance sheet date of the costs.</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="FiniteLivedWebsiteDevelopmentCostsGross" xlink:to="label_FiniteLivedWebsiteDevelopmentCostsGross_1" xlink:title="Label : FiniteLivedWebsiteDevelopmentCostsGross to label_FiniteLivedWebsiteDevelopmentCostsGross_1" />
    <link:label xlink:type="resource" xlink:label="label_FiniteLivedWebsiteDevelopmentCostsGross_2" xlink:role="http://www.xbrl.org/2003/role/label" xlink:title="label_FiniteLivedWebsiteDevelopmentCostsGross_2" xml:lang="en-US" id="label_FiniteLivedWebsiteDevelopmentCostsGross_2">Finite Lived Website Development Costs Gross</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="FiniteLivedWebsiteDevelopmentCostsGross" xlink:to="label_FiniteLivedWebsiteDevelopmentCostsGross_2" xlink:title="Label : FiniteLivedWebsiteDevelopmentCostsGross to label_FiniteLivedWebsiteDevelopmentCostsGross_2" />
    <link:loc xlink:type="locator" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_FiniteLivedIntangibleAssetsGross" xlink:label="FiniteLivedIntangibleAssetsGross" xlink:title="FiniteLivedIntangibleAssetsGross" />
    <link:label xlink:type="resource" xlink:label="label_FiniteLivedIntangibleAssetsGross" xlink:role="http://www.xbrl.org/2003/role/totalLabel" xlink:title="label_FiniteLivedIntangibleAssetsGross" xml:lang="en-US" id="label_FiniteLivedIntangibleAssetsGross">Intangible Assets, at cost</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="FiniteLivedIntangibleAssetsGross" xlink:to="label_FiniteLivedIntangibleAssetsGross" xlink:title="Label : FiniteLivedIntangibleAssetsGross to label_FiniteLivedIntangibleAssetsGross" />
    <link:label xlink:type="resource" xlink:label="label_FiniteLivedIntangibleAssetsGross_1" xlink:role="http://www.xbrl.org/2003/role/label" xlink:title="label_FiniteLivedIntangibleAssetsGross_1" xml:lang="en-US" id="label_FiniteLivedIntangibleAssetsGross_1">Finite-Lived Intangible Assets, Gross</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="FiniteLivedIntangibleAssetsGross" xlink:to="label_FiniteLivedIntangibleAssetsGross_1" xlink:title="Label : FiniteLivedIntangibleAssetsGross to label_FiniteLivedIntangibleAssetsGross_1" />
    <link:loc xlink:type="locator" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_FiniteLivedIntangibleAssetsAccumulatedAmortization" xlink:label="FiniteLivedIntangibleAssetsAccumulatedAmortization" xlink:title="FiniteLivedIntangibleAssetsAccumulatedAmortization" />
    <link:label xlink:type="resource" xlink:label="label_FiniteLivedIntangibleAssetsAccumulatedAmortization" xlink:role="http://www.xbrl.org/2009/role/negatedLabel" xlink:title="label_FiniteLivedIntangibleAssetsAccumulatedAmortization" xml:lang="en-US" id="label_FiniteLivedIntangibleAssetsAccumulatedAmortization">Accumulated Amortization</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="FiniteLivedIntangibleAssetsAccumulatedAmortization" xlink:to="label_FiniteLivedIntangibleAssetsAccumulatedAmortization" xlink:title="Label : FiniteLivedIntangibleAssetsAccumulatedAmortization to label_FiniteLivedIntangibleAssetsAccumulatedAmortization" />
    <link:label xlink:type="resource" xlink:label="label_FiniteLivedIntangibleAssetsAccumulatedAmortization_1" xlink:role="http://www.xbrl.org/2003/role/label" xlink:title="label_FiniteLivedIntangibleAssetsAccumulatedAmortization_1" xml:lang="en-US" id="label_FiniteLivedIntangibleAssetsAccumulatedAmortization_1">Finite-Lived Intangible Assets, Accumulated Amortization</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="FiniteLivedIntangibleAssetsAccumulatedAmortization" xlink:to="label_FiniteLivedIntangibleAssetsAccumulatedAmortization_1" xlink:title="Label : FiniteLivedIntangibleAssetsAccumulatedAmortization to label_FiniteLivedIntangibleAssetsAccumulatedAmortization_1" />
    <link:loc xlink:type="locator" xlink:href="sxtp-20260630.xsd#sxtp_ScheduleOfEstimatedFutureAmortizationExpenseForOurPatentsAndWebsiteDevelopmentCostsAbstract" xlink:label="ScheduleOfEstimatedFutureAmortizationExpenseForOurPatentsAndWebsiteDevelopmentCostsAbstract" xlink:title="ScheduleOfEstimatedFutureAmortizationExpenseForOurPatentsAndWebsiteDevelopmentCostsAbstract" />
    <link:label xlink:type="resource" xlink:label="label_ScheduleOfEstimatedFutureAmortizationExpenseForOurPatentsAndWebsiteDevelopmentCostsAbstract" xlink:role="http://www.xbrl.org/2003/role/label" xlink:title="label_ScheduleOfEstimatedFutureAmortizationExpenseForOurPatentsAndWebsiteDevelopmentCostsAbstract" xml:lang="en-US" id="label_ScheduleOfEstimatedFutureAmortizationExpenseForOurPatentsAndWebsiteDevelopmentCostsAbstract">Schedule Of Estimated Future Amortization Expense For Our Patents And Website Development Costs Abstract</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="ScheduleOfEstimatedFutureAmortizationExpenseForOurPatentsAndWebsiteDevelopmentCostsAbstract" xlink:to="label_ScheduleOfEstimatedFutureAmortizationExpenseForOurPatentsAndWebsiteDevelopmentCostsAbstract" xlink:title="Label : ScheduleOfEstimatedFutureAmortizationExpenseForOurPatentsAndWebsiteDevelopmentCostsAbstract to label_ScheduleOfEstimatedFutureAmortizationExpenseForOurPatentsAndWebsiteDevelopmentCostsAbstract" />
    <link:loc xlink:type="locator" xlink:href="sxtp-20260630.xsd#sxtp_IntangibleAssetsScheduleofEstimatedFutureAmortizationExpenseforOurPatentsandWebsiteDevelopmentCostsDetailsTable" xlink:label="IntangibleAssetsScheduleofEstimatedFutureAmortizationExpenseforOurPatentsandWebsiteDevelopmentCostsDetailsTable" xlink:title="IntangibleAssetsScheduleofEstimatedFutureAmortizationExpenseforOurPatentsandWebsiteDevelopmentCostsDetailsTable" />
    <link:label xlink:type="resource" xlink:label="label_IntangibleAssetsScheduleofEstimatedFutureAmortizationExpenseforOurPatentsandWebsiteDevelopmentCostsDetailsTable" xlink:role="http://www.xbrl.org/2003/role/label" xlink:title="label_IntangibleAssetsScheduleofEstimatedFutureAmortizationExpenseforOurPatentsandWebsiteDevelopmentCostsDetailsTable" xml:lang="en-US" id="label_IntangibleAssetsScheduleofEstimatedFutureAmortizationExpenseforOurPatentsandWebsiteDevelopmentCostsDetailsTable">Intangible Assets - Schedule of Estimated Future Amortization Expense for Our Patents and Website Development Costs (Details) [Table]</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="IntangibleAssetsScheduleofEstimatedFutureAmortizationExpenseforOurPatentsandWebsiteDevelopmentCostsDetailsTable" xlink:to="label_IntangibleAssetsScheduleofEstimatedFutureAmortizationExpenseforOurPatentsandWebsiteDevelopmentCostsDetailsTable" xlink:title="Label : IntangibleAssetsScheduleofEstimatedFutureAmortizationExpenseforOurPatentsandWebsiteDevelopmentCostsDetailsTable to label_IntangibleAssetsScheduleofEstimatedFutureAmortizationExpenseforOurPatentsandWebsiteDevelopmentCostsDetailsTable" />
    <link:loc xlink:type="locator" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_FiniteLivedIntangibleAssetsByMajorClassAxis" xlink:label="FiniteLivedIntangibleAssetsByMajorClassAxis" xlink:title="FiniteLivedIntangibleAssetsByMajorClassAxis" />
    <link:label xlink:type="resource" xlink:label="label_FiniteLivedIntangibleAssetsByMajorClassAxis" xlink:role="http://www.xbrl.org/2003/role/label" xlink:title="label_FiniteLivedIntangibleAssetsByMajorClassAxis" xml:lang="en-US" id="label_FiniteLivedIntangibleAssetsByMajorClassAxis">Finite-Lived Intangible Assets by Major Class [Axis]</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="FiniteLivedIntangibleAssetsByMajorClassAxis" xlink:to="label_FiniteLivedIntangibleAssetsByMajorClassAxis" xlink:title="Label : FiniteLivedIntangibleAssetsByMajorClassAxis to label_FiniteLivedIntangibleAssetsByMajorClassAxis" />
    <link:loc xlink:type="locator" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_PatentsMember" xlink:label="PatentsMember" xlink:title="PatentsMember" />
    <link:label xlink:type="resource" xlink:label="label_PatentsMember" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:title="label_PatentsMember" xml:lang="en-US" id="label_PatentsMember">Patents [Member]</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="PatentsMember" xlink:to="label_PatentsMember" xlink:title="Label : PatentsMember to label_PatentsMember" />
    <link:label xlink:type="resource" xlink:label="label_PatentsMember_1" xlink:role="http://www.xbrl.org/2003/role/label" xlink:title="label_PatentsMember_1" xml:lang="en-US" id="label_PatentsMember_1">Patents [Member]</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="PatentsMember" xlink:to="label_PatentsMember_1" xlink:title="Label : PatentsMember to label_PatentsMember_1" />
    <link:loc xlink:type="locator" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_SoftwareAndSoftwareDevelopmentCostsMember" xlink:label="SoftwareAndSoftwareDevelopmentCostsMember" xlink:title="SoftwareAndSoftwareDevelopmentCostsMember" />
    <link:label xlink:type="resource" xlink:label="label_SoftwareAndSoftwareDevelopmentCostsMember" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:title="label_SoftwareAndSoftwareDevelopmentCostsMember" xml:lang="en-US" id="label_SoftwareAndSoftwareDevelopmentCostsMember">Website Development Costs [Member]</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="SoftwareAndSoftwareDevelopmentCostsMember" xlink:to="label_SoftwareAndSoftwareDevelopmentCostsMember" xlink:title="Label : SoftwareAndSoftwareDevelopmentCostsMember to label_SoftwareAndSoftwareDevelopmentCostsMember" />
    <link:label xlink:type="resource" xlink:label="label_SoftwareAndSoftwareDevelopmentCostsMember_1" xlink:role="http://www.xbrl.org/2003/role/label" xlink:title="label_SoftwareAndSoftwareDevelopmentCostsMember_1" xml:lang="en-US" id="label_SoftwareAndSoftwareDevelopmentCostsMember_1">Software and Software Development Costs [Member]</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="SoftwareAndSoftwareDevelopmentCostsMember" xlink:to="label_SoftwareAndSoftwareDevelopmentCostsMember_1" xlink:title="Label : SoftwareAndSoftwareDevelopmentCostsMember to label_SoftwareAndSoftwareDevelopmentCostsMember_1" />
    <link:loc xlink:type="locator" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_FiniteLivedIntangibleAssetsLineItems" xlink:label="FiniteLivedIntangibleAssetsLineItems" xlink:title="FiniteLivedIntangibleAssetsLineItems" />
    <link:label xlink:type="resource" xlink:label="label_FiniteLivedIntangibleAssetsLineItems" xlink:role="http://www.xbrl.org/2003/role/label" xlink:title="label_FiniteLivedIntangibleAssetsLineItems" xml:lang="en-US" id="label_FiniteLivedIntangibleAssetsLineItems">Schedule of Estimated Future Amortization Expense for Our Patents and Website Development Costs [Line Items]</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="FiniteLivedIntangibleAssetsLineItems" xlink:to="label_FiniteLivedIntangibleAssetsLineItems" xlink:title="Label : FiniteLivedIntangibleAssetsLineItems to label_FiniteLivedIntangibleAssetsLineItems" />
    <link:loc xlink:type="locator" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_FiniteLivedIntangibleAssetsAmortizationExpenseAfterYearFive" xlink:label="FiniteLivedIntangibleAssetsAmortizationExpenseAfterYearFive" xlink:title="FiniteLivedIntangibleAssetsAmortizationExpenseAfterYearFive" />
    <link:label xlink:type="resource" xlink:label="label_FiniteLivedIntangibleAssetsAmortizationExpenseAfterYearFive" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:title="label_FiniteLivedIntangibleAssetsAmortizationExpenseAfterYearFive" xml:lang="en-US" id="label_FiniteLivedIntangibleAssetsAmortizationExpenseAfterYearFive">Thereafter</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="FiniteLivedIntangibleAssetsAmortizationExpenseAfterYearFive" xlink:to="label_FiniteLivedIntangibleAssetsAmortizationExpenseAfterYearFive" xlink:title="Label : FiniteLivedIntangibleAssetsAmortizationExpenseAfterYearFive to label_FiniteLivedIntangibleAssetsAmortizationExpenseAfterYearFive" />
    <link:label xlink:type="resource" xlink:label="label_FiniteLivedIntangibleAssetsAmortizationExpenseAfterYearFive_1" xlink:role="http://www.xbrl.org/2003/role/label" xlink:title="label_FiniteLivedIntangibleAssetsAmortizationExpenseAfterYearFive_1" xml:lang="en-US" id="label_FiniteLivedIntangibleAssetsAmortizationExpenseAfterYearFive_1">Finite-Lived Intangible Asset, Expected Amortization, after Year Five</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="FiniteLivedIntangibleAssetsAmortizationExpenseAfterYearFive" xlink:to="label_FiniteLivedIntangibleAssetsAmortizationExpenseAfterYearFive_1" xlink:title="Label : FiniteLivedIntangibleAssetsAmortizationExpenseAfterYearFive to label_FiniteLivedIntangibleAssetsAmortizationExpenseAfterYearFive_1" />
    <link:loc xlink:type="locator" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_FiniteLivedIntangibleAssetsNet" xlink:label="FiniteLivedIntangibleAssetsNet" xlink:title="FiniteLivedIntangibleAssetsNet" />
    <link:label xlink:type="resource" xlink:label="label_FiniteLivedIntangibleAssetsNet" xlink:role="http://www.xbrl.org/2003/role/totalLabel" xlink:title="label_FiniteLivedIntangibleAssetsNet" xml:lang="en-US" id="label_FiniteLivedIntangibleAssetsNet">Total</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="FiniteLivedIntangibleAssetsNet" xlink:to="label_FiniteLivedIntangibleAssetsNet" xlink:title="Label : FiniteLivedIntangibleAssetsNet to label_FiniteLivedIntangibleAssetsNet" />
    <link:label xlink:type="resource" xlink:label="label_FiniteLivedIntangibleAssetsNet_1" xlink:role="http://www.xbrl.org/2003/role/label" xlink:title="label_FiniteLivedIntangibleAssetsNet_1" xml:lang="en-US" id="label_FiniteLivedIntangibleAssetsNet_1">Finite-Lived Intangible Assets, Net</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="FiniteLivedIntangibleAssetsNet" xlink:to="label_FiniteLivedIntangibleAssetsNet_1" xlink:title="Label : FiniteLivedIntangibleAssetsNet to label_FiniteLivedIntangibleAssetsNet_1" />
    <link:loc xlink:type="locator" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_FiniteLivedIntangibleAssetsMajorClassNameDomain" xlink:label="FiniteLivedIntangibleAssetsMajorClassNameDomain" xlink:title="FiniteLivedIntangibleAssetsMajorClassNameDomain" />
    <link:label xlink:type="resource" xlink:label="label_FiniteLivedIntangibleAssetsMajorClassNameDomain" xlink:role="http://www.xbrl.org/2003/role/label" xlink:title="label_FiniteLivedIntangibleAssetsMajorClassNameDomain" xml:lang="en-US" id="label_FiniteLivedIntangibleAssetsMajorClassNameDomain">Finite-Lived Intangible Assets, Major Class Name [Domain]</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="FiniteLivedIntangibleAssetsMajorClassNameDomain" xlink:to="label_FiniteLivedIntangibleAssetsMajorClassNameDomain" xlink:title="Label : FiniteLivedIntangibleAssetsMajorClassNameDomain to label_FiniteLivedIntangibleAssetsMajorClassNameDomain" />
    <link:loc xlink:type="locator" xlink:href="sxtp-20260630.xsd#sxtp_StockholdersEquityDetailsTable" xlink:label="StockholdersEquityDetailsTable" xlink:title="StockholdersEquityDetailsTable" />
    <link:label xlink:type="resource" xlink:label="label_StockholdersEquityDetailsTable" xlink:role="http://www.xbrl.org/2003/role/label" xlink:title="label_StockholdersEquityDetailsTable" xml:lang="en-US" id="label_StockholdersEquityDetailsTable">Stockholders' Equity (Details) [Table]</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="StockholdersEquityDetailsTable" xlink:to="label_StockholdersEquityDetailsTable" xlink:title="Label : StockholdersEquityDetailsTable to label_StockholdersEquityDetailsTable" />
    <link:loc xlink:type="locator" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_OverAllotmentOptionMember" xlink:label="OverAllotmentOptionMember" xlink:title="OverAllotmentOptionMember" />
    <link:label xlink:type="resource" xlink:label="label_OverAllotmentOptionMember" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:title="label_OverAllotmentOptionMember" xml:lang="en-US" id="label_OverAllotmentOptionMember">Over-Allotment Option [Member]</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="OverAllotmentOptionMember" xlink:to="label_OverAllotmentOptionMember" xlink:title="Label : OverAllotmentOptionMember to label_OverAllotmentOptionMember" />
    <link:label xlink:type="resource" xlink:label="label_OverAllotmentOptionMember_1" xlink:role="http://www.xbrl.org/2003/role/label" xlink:title="label_OverAllotmentOptionMember_1" xml:lang="en-US" id="label_OverAllotmentOptionMember_1">Over-Allotment Option [Member]</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="OverAllotmentOptionMember" xlink:to="label_OverAllotmentOptionMember_1" xlink:title="Label : OverAllotmentOptionMember to label_OverAllotmentOptionMember_1" />
    <link:loc xlink:type="locator" xlink:href="sxtp-20260630.xsd#sxtp_SeriesANonVotingConvertiblePreferredStockMember" xlink:label="SeriesANonVotingConvertiblePreferredStockMember" xlink:title="SeriesANonVotingConvertiblePreferredStockMember" />
    <link:label xlink:type="resource" xlink:label="label_SeriesANonVotingConvertiblePreferredStockMember" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:title="label_SeriesANonVotingConvertiblePreferredStockMember" xml:lang="en-US" id="label_SeriesANonVotingConvertiblePreferredStockMember">Series A Non-Voting Convertible Preferred Stock [Member]</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="SeriesANonVotingConvertiblePreferredStockMember" xlink:to="label_SeriesANonVotingConvertiblePreferredStockMember" xlink:title="Label : SeriesANonVotingConvertiblePreferredStockMember to label_SeriesANonVotingConvertiblePreferredStockMember" />
    <link:label xlink:type="resource" xlink:label="label_SeriesANonVotingConvertiblePreferredStockMember_1" xlink:role="http://www.xbrl.org/2003/role/label" xlink:title="label_SeriesANonVotingConvertiblePreferredStockMember_1" xml:lang="en-US" id="label_SeriesANonVotingConvertiblePreferredStockMember_1">Series ANon Voting Convertible Preferred Stock Member</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="SeriesANonVotingConvertiblePreferredStockMember" xlink:to="label_SeriesANonVotingConvertiblePreferredStockMember_1" xlink:title="Label : SeriesANonVotingConvertiblePreferredStockMember to label_SeriesANonVotingConvertiblePreferredStockMember_1" />
    <link:loc xlink:type="locator" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_RelatedPartyTransactionAxis" xlink:label="RelatedPartyTransactionAxis" xlink:title="RelatedPartyTransactionAxis" />
    <link:label xlink:type="resource" xlink:label="label_RelatedPartyTransactionAxis" xlink:role="http://www.xbrl.org/2003/role/label" xlink:title="label_RelatedPartyTransactionAxis" xml:lang="en-US" id="label_RelatedPartyTransactionAxis">Related Party Transaction [Axis]</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="RelatedPartyTransactionAxis" xlink:to="label_RelatedPartyTransactionAxis" xlink:title="Label : RelatedPartyTransactionAxis to label_RelatedPartyTransactionAxis" />
    <link:loc xlink:type="locator" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_RelatedPartyTransactionDomain" xlink:label="RelatedPartyTransactionDomain" xlink:title="RelatedPartyTransactionDomain" />
    <link:label xlink:type="resource" xlink:label="label_RelatedPartyTransactionDomain" xlink:role="http://www.xbrl.org/2003/role/label" xlink:title="label_RelatedPartyTransactionDomain" xml:lang="en-US" id="label_RelatedPartyTransactionDomain">Related Party Transaction [Domain]</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="RelatedPartyTransactionDomain" xlink:to="label_RelatedPartyTransactionDomain" xlink:title="Label : RelatedPartyTransactionDomain to label_RelatedPartyTransactionDomain" />
    <link:loc xlink:type="locator" xlink:href="sxtp-20260630.xsd#sxtp_WallachBethCapitalLLCMember" xlink:label="WallachBethCapitalLLCMember" xlink:title="WallachBethCapitalLLCMember" />
    <link:label xlink:type="resource" xlink:label="label_WallachBethCapitalLLCMember" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:title="label_WallachBethCapitalLLCMember" xml:lang="en-US" id="label_WallachBethCapitalLLCMember">WallachBeth Capital LLC [Member]</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="WallachBethCapitalLLCMember" xlink:to="label_WallachBethCapitalLLCMember" xlink:title="Label : WallachBethCapitalLLCMember to label_WallachBethCapitalLLCMember" />
    <link:label xlink:type="resource" xlink:label="label_WallachBethCapitalLLCMember_1" xlink:role="http://www.xbrl.org/2003/role/label" xlink:title="label_WallachBethCapitalLLCMember_1" xml:lang="en-US" id="label_WallachBethCapitalLLCMember_1">Wallach Beth Capital LLCMember</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="WallachBethCapitalLLCMember" xlink:to="label_WallachBethCapitalLLCMember_1" xlink:title="Label : WallachBethCapitalLLCMember to label_WallachBethCapitalLLCMember_1" />
    <link:loc xlink:type="locator" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_RelatedPartyTransactionsByRelatedPartyAxis" xlink:label="RelatedPartyTransactionsByRelatedPartyAxis" xlink:title="RelatedPartyTransactionsByRelatedPartyAxis" />
    <link:label xlink:type="resource" xlink:label="label_RelatedPartyTransactionsByRelatedPartyAxis" xlink:role="http://www.xbrl.org/2003/role/label" xlink:title="label_RelatedPartyTransactionsByRelatedPartyAxis" xml:lang="en-US" id="label_RelatedPartyTransactionsByRelatedPartyAxis">Related and Nonrelated Parties [Axis]</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="RelatedPartyTransactionsByRelatedPartyAxis" xlink:to="label_RelatedPartyTransactionsByRelatedPartyAxis" xlink:title="Label : RelatedPartyTransactionsByRelatedPartyAxis to label_RelatedPartyTransactionsByRelatedPartyAxis" />
    <link:loc xlink:type="locator" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_RelatedPartyDomain" xlink:label="RelatedPartyDomain" xlink:title="RelatedPartyDomain" />
    <link:label xlink:type="resource" xlink:label="label_RelatedPartyDomain" xlink:role="http://www.xbrl.org/2003/role/label" xlink:title="label_RelatedPartyDomain" xml:lang="en-US" id="label_RelatedPartyDomain">Related and Nonrelated Parties [Domain]</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="RelatedPartyDomain" xlink:to="label_RelatedPartyDomain" xlink:title="Label : RelatedPartyDomain to label_RelatedPartyDomain" />
    <link:loc xlink:type="locator" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_AwardDateAxis" xlink:label="AwardDateAxis" xlink:title="AwardDateAxis" />
    <link:label xlink:type="resource" xlink:label="label_AwardDateAxis" xlink:role="http://www.xbrl.org/2003/role/label" xlink:title="label_AwardDateAxis" xml:lang="en-US" id="label_AwardDateAxis">Award Date [Axis]</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="AwardDateAxis" xlink:to="label_AwardDateAxis" xlink:title="Label : AwardDateAxis to label_AwardDateAxis" />
    <link:loc xlink:type="locator" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_AwardDateDomain" xlink:label="AwardDateDomain" xlink:title="AwardDateDomain" />
    <link:label xlink:type="resource" xlink:label="label_AwardDateDomain" xlink:role="http://www.xbrl.org/2003/role/label" xlink:title="label_AwardDateDomain" xml:lang="en-US" id="label_AwardDateDomain">Award Date [Domain]</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="AwardDateDomain" xlink:to="label_AwardDateDomain" xlink:title="Label : AwardDateDomain to label_AwardDateDomain" />
    <link:loc xlink:type="locator" xlink:href="sxtp-20260630.xsd#sxtp_January2024OfferingMember" xlink:label="January2024OfferingMember" xlink:title="January2024OfferingMember" />
    <link:label xlink:type="resource" xlink:label="label_January2024OfferingMember" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:title="label_January2024OfferingMember" xml:lang="en-US" id="label_January2024OfferingMember">January 2024 Offering [Member]</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="January2024OfferingMember" xlink:to="label_January2024OfferingMember" xlink:title="Label : January2024OfferingMember to label_January2024OfferingMember" />
    <link:label xlink:type="resource" xlink:label="label_January2024OfferingMember_1" xlink:role="http://www.xbrl.org/2003/role/label" xlink:title="label_January2024OfferingMember_1" xml:lang="en-US" id="label_January2024OfferingMember_1">January2024 Offering Member</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="January2024OfferingMember" xlink:to="label_January2024OfferingMember_1" xlink:title="Label : January2024OfferingMember to label_January2024OfferingMember_1" />
    <link:loc xlink:type="locator" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_ClassOfWarrantOrRightAxis" xlink:label="ClassOfWarrantOrRightAxis" xlink:title="ClassOfWarrantOrRightAxis" />
    <link:label xlink:type="resource" xlink:label="label_ClassOfWarrantOrRightAxis" xlink:role="http://www.xbrl.org/2003/role/label" xlink:title="label_ClassOfWarrantOrRightAxis" xml:lang="en-US" id="label_ClassOfWarrantOrRightAxis">Class of Warrant or Right [Axis]</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="ClassOfWarrantOrRightAxis" xlink:to="label_ClassOfWarrantOrRightAxis" xlink:title="Label : ClassOfWarrantOrRightAxis to label_ClassOfWarrantOrRightAxis" />
    <link:loc xlink:type="locator" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_ClassOfWarrantOrRightDomain" xlink:label="ClassOfWarrantOrRightDomain" xlink:title="ClassOfWarrantOrRightDomain" />
    <link:label xlink:type="resource" xlink:label="label_ClassOfWarrantOrRightDomain" xlink:role="http://www.xbrl.org/2003/role/label" xlink:title="label_ClassOfWarrantOrRightDomain" xml:lang="en-US" id="label_ClassOfWarrantOrRightDomain">Class of Warrant or Right [Domain]</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="ClassOfWarrantOrRightDomain" xlink:to="label_ClassOfWarrantOrRightDomain" xlink:title="Label : ClassOfWarrantOrRightDomain to label_ClassOfWarrantOrRightDomain" />
    <link:loc xlink:type="locator" xlink:href="sxtp-20260630.xsd#sxtp_PlacementAgentWarrantsMember" xlink:label="PlacementAgentWarrantsMember" xlink:title="PlacementAgentWarrantsMember" />
    <link:label xlink:type="resource" xlink:label="label_PlacementAgentWarrantsMember" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:title="label_PlacementAgentWarrantsMember" xml:lang="en-US" id="label_PlacementAgentWarrantsMember">Placement Agent Warrants [Member]</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="PlacementAgentWarrantsMember" xlink:to="label_PlacementAgentWarrantsMember" xlink:title="Label : PlacementAgentWarrantsMember to label_PlacementAgentWarrantsMember" />
    <link:label xlink:type="resource" xlink:label="label_PlacementAgentWarrantsMember_1" xlink:role="http://www.xbrl.org/2003/role/label" xlink:title="label_PlacementAgentWarrantsMember_1" xml:lang="en-US" id="label_PlacementAgentWarrantsMember_1">Placement Agent Warrants Member</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="PlacementAgentWarrantsMember" xlink:to="label_PlacementAgentWarrantsMember_1" xlink:title="Label : PlacementAgentWarrantsMember to label_PlacementAgentWarrantsMember_1" />
    <link:loc xlink:type="locator" xlink:href="sxtp-20260630.xsd#sxtp_PreFundedWarrantMember" xlink:label="PreFundedWarrantMember" xlink:title="PreFundedWarrantMember" />
    <link:label xlink:type="resource" xlink:label="label_PreFundedWarrantMember" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:title="label_PreFundedWarrantMember" xml:lang="en-US" id="label_PreFundedWarrantMember">Pre-Funded Warrant [Member]</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="PreFundedWarrantMember" xlink:to="label_PreFundedWarrantMember" xlink:title="Label : PreFundedWarrantMember to label_PreFundedWarrantMember" />
    <link:label xlink:type="resource" xlink:label="label_PreFundedWarrantMember_1" xlink:role="http://www.xbrl.org/2003/role/label" xlink:title="label_PreFundedWarrantMember_1" xml:lang="en-US" id="label_PreFundedWarrantMember_1">Pre Funded Warrant Member</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="PreFundedWarrantMember" xlink:to="label_PreFundedWarrantMember_1" xlink:title="Label : PreFundedWarrantMember to label_PreFundedWarrantMember_1" />
    <link:loc xlink:type="locator" xlink:href="sxtp-20260630.xsd#sxtp_JanuaryTwoThousandTwentyFourPreFundedWarrantsMember" xlink:label="JanuaryTwoThousandTwentyFourPreFundedWarrantsMember" xlink:title="JanuaryTwoThousandTwentyFourPreFundedWarrantsMember" />
    <link:label xlink:type="resource" xlink:label="label_JanuaryTwoThousandTwentyFourPreFundedWarrantsMember" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:title="label_JanuaryTwoThousandTwentyFourPreFundedWarrantsMember" xml:lang="en-US" id="label_JanuaryTwoThousandTwentyFourPreFundedWarrantsMember">January 2024 Pre-Funded Warrants [Member]</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="JanuaryTwoThousandTwentyFourPreFundedWarrantsMember" xlink:to="label_JanuaryTwoThousandTwentyFourPreFundedWarrantsMember" xlink:title="Label : JanuaryTwoThousandTwentyFourPreFundedWarrantsMember to label_JanuaryTwoThousandTwentyFourPreFundedWarrantsMember" />
    <link:label xlink:type="resource" xlink:label="label_JanuaryTwoThousandTwentyFourPreFundedWarrantsMember_1" xlink:role="http://www.xbrl.org/2003/role/label" xlink:title="label_JanuaryTwoThousandTwentyFourPreFundedWarrantsMember_1" xml:lang="en-US" id="label_JanuaryTwoThousandTwentyFourPreFundedWarrantsMember_1">January Two Thousand Twenty Four Pre Funded Warrants Member</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="JanuaryTwoThousandTwentyFourPreFundedWarrantsMember" xlink:to="label_JanuaryTwoThousandTwentyFourPreFundedWarrantsMember_1" xlink:title="Label : JanuaryTwoThousandTwentyFourPreFundedWarrantsMember to label_JanuaryTwoThousandTwentyFourPreFundedWarrantsMember_1" />
    <link:loc xlink:type="locator" xlink:href="sxtp-20260630.xsd#sxtp_JanuaryTwoThousandTwentyFourWarrantMember" xlink:label="JanuaryTwoThousandTwentyFourWarrantMember" xlink:title="JanuaryTwoThousandTwentyFourWarrantMember" />
    <link:label xlink:type="resource" xlink:label="label_JanuaryTwoThousandTwentyFourWarrantMember" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:title="label_JanuaryTwoThousandTwentyFourWarrantMember" xml:lang="en-US" id="label_JanuaryTwoThousandTwentyFourWarrantMember">January 2024 Warrants [Member]</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="JanuaryTwoThousandTwentyFourWarrantMember" xlink:to="label_JanuaryTwoThousandTwentyFourWarrantMember" xlink:title="Label : JanuaryTwoThousandTwentyFourWarrantMember to label_JanuaryTwoThousandTwentyFourWarrantMember" />
    <link:label xlink:type="resource" xlink:label="label_JanuaryTwoThousandTwentyFourWarrantMember_1" xlink:role="http://www.xbrl.org/2003/role/label" xlink:title="label_JanuaryTwoThousandTwentyFourWarrantMember_1" xml:lang="en-US" id="label_JanuaryTwoThousandTwentyFourWarrantMember_1">January Two Thousand Twenty Four Warrant Member</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="JanuaryTwoThousandTwentyFourWarrantMember" xlink:to="label_JanuaryTwoThousandTwentyFourWarrantMember_1" xlink:title="Label : JanuaryTwoThousandTwentyFourWarrantMember to label_JanuaryTwoThousandTwentyFourWarrantMember_1" />
    <link:loc xlink:type="locator" xlink:href="sxtp-20260630.xsd#sxtp_JanuaryRepresentativeWarrantsMember" xlink:label="JanuaryRepresentativeWarrantsMember" xlink:title="JanuaryRepresentativeWarrantsMember" />
    <link:label xlink:type="resource" xlink:label="label_JanuaryRepresentativeWarrantsMember" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:title="label_JanuaryRepresentativeWarrantsMember" xml:lang="en-US" id="label_JanuaryRepresentativeWarrantsMember">January 2024 Representative Warrants [Member]</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="JanuaryRepresentativeWarrantsMember" xlink:to="label_JanuaryRepresentativeWarrantsMember" xlink:title="Label : JanuaryRepresentativeWarrantsMember to label_JanuaryRepresentativeWarrantsMember" />
    <link:label xlink:type="resource" xlink:label="label_JanuaryRepresentativeWarrantsMember_1" xlink:role="http://www.xbrl.org/2003/role/label" xlink:title="label_JanuaryRepresentativeWarrantsMember_1" xml:lang="en-US" id="label_JanuaryRepresentativeWarrantsMember_1">January Representative Warrants Member</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="JanuaryRepresentativeWarrantsMember" xlink:to="label_JanuaryRepresentativeWarrantsMember_1" xlink:title="Label : JanuaryRepresentativeWarrantsMember to label_JanuaryRepresentativeWarrantsMember_1" />
    <link:loc xlink:type="locator" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_ClassOfStockLineItems" xlink:label="ClassOfStockLineItems" xlink:title="ClassOfStockLineItems" />
    <link:label xlink:type="resource" xlink:label="label_ClassOfStockLineItems" xlink:role="http://www.xbrl.org/2003/role/label" xlink:title="label_ClassOfStockLineItems" xml:lang="en-US" id="label_ClassOfStockLineItems">Stockholders&#x2019; Equity [Line Items]</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="ClassOfStockLineItems" xlink:to="label_ClassOfStockLineItems" xlink:title="Label : ClassOfStockLineItems to label_ClassOfStockLineItems" />
    <link:loc xlink:type="locator" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_ExcessStockSharesAuthorized" xlink:label="ExcessStockSharesAuthorized" xlink:title="ExcessStockSharesAuthorized" />
    <link:label xlink:type="resource" xlink:label="label_ExcessStockSharesAuthorized" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:title="label_ExcessStockSharesAuthorized" xml:lang="en-US" id="label_ExcessStockSharesAuthorized">Designated shares</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="ExcessStockSharesAuthorized" xlink:to="label_ExcessStockSharesAuthorized" xlink:title="Label : ExcessStockSharesAuthorized to label_ExcessStockSharesAuthorized" />
    <link:label xlink:type="resource" xlink:label="label_ExcessStockSharesAuthorized_1" xlink:role="http://www.xbrl.org/2003/role/verboseLabel" xlink:title="label_ExcessStockSharesAuthorized_1" xml:lang="en-US" id="label_ExcessStockSharesAuthorized_1">Designated shares (in Shares)</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="ExcessStockSharesAuthorized" xlink:to="label_ExcessStockSharesAuthorized_1" xlink:title="Label : ExcessStockSharesAuthorized to label_ExcessStockSharesAuthorized_1" />
    <link:label xlink:type="resource" xlink:label="label_ExcessStockSharesAuthorized_2" xlink:role="http://www.xbrl.org/2003/role/label" xlink:title="label_ExcessStockSharesAuthorized_2" xml:lang="en-US" id="label_ExcessStockSharesAuthorized_2">Excess Stock, Shares Authorized</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="ExcessStockSharesAuthorized" xlink:to="label_ExcessStockSharesAuthorized_2" xlink:title="Label : ExcessStockSharesAuthorized to label_ExcessStockSharesAuthorized_2" />
    <link:loc xlink:type="locator" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardNumberOfAdditionalSharesAuthorized" xlink:label="ShareBasedCompensationArrangementByShareBasedPaymentAwardNumberOfAdditionalSharesAuthorized" xlink:title="ShareBasedCompensationArrangementByShareBasedPaymentAwardNumberOfAdditionalSharesAuthorized" />
    <link:label xlink:type="resource" xlink:label="label_ShareBasedCompensationArrangementByShareBasedPaymentAwardNumberOfAdditionalSharesAuthorized" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:title="label_ShareBasedCompensationArrangementByShareBasedPaymentAwardNumberOfAdditionalSharesAuthorized" xml:lang="en-US" id="label_ShareBasedCompensationArrangementByShareBasedPaymentAwardNumberOfAdditionalSharesAuthorized">Additional common share</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="ShareBasedCompensationArrangementByShareBasedPaymentAwardNumberOfAdditionalSharesAuthorized" xlink:to="label_ShareBasedCompensationArrangementByShareBasedPaymentAwardNumberOfAdditionalSharesAuthorized" xlink:title="Label : ShareBasedCompensationArrangementByShareBasedPaymentAwardNumberOfAdditionalSharesAuthorized to label_ShareBasedCompensationArrangementByShareBasedPaymentAwardNumberOfAdditionalSharesAuthorized" />
    <link:label xlink:type="resource" xlink:label="label_ShareBasedCompensationArrangementByShareBasedPaymentAwardNumberOfAdditionalSharesAuthorized_1" xlink:role="http://www.xbrl.org/2003/role/label" xlink:title="label_ShareBasedCompensationArrangementByShareBasedPaymentAwardNumberOfAdditionalSharesAuthorized_1" xml:lang="en-US" id="label_ShareBasedCompensationArrangementByShareBasedPaymentAwardNumberOfAdditionalSharesAuthorized_1">Share-Based Compensation Arrangement by Share-Based Payment Award, Number of Additional Shares Authorized</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="ShareBasedCompensationArrangementByShareBasedPaymentAwardNumberOfAdditionalSharesAuthorized" xlink:to="label_ShareBasedCompensationArrangementByShareBasedPaymentAwardNumberOfAdditionalSharesAuthorized_1" xlink:title="Label : ShareBasedCompensationArrangementByShareBasedPaymentAwardNumberOfAdditionalSharesAuthorized to label_ShareBasedCompensationArrangementByShareBasedPaymentAwardNumberOfAdditionalSharesAuthorized_1" />
    <link:loc xlink:type="locator" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_SaleOfStockNumberOfSharesIssuedInTransaction" xlink:label="SaleOfStockNumberOfSharesIssuedInTransaction" xlink:title="SaleOfStockNumberOfSharesIssuedInTransaction" />
    <link:label xlink:type="resource" xlink:label="label_SaleOfStockNumberOfSharesIssuedInTransaction" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:title="label_SaleOfStockNumberOfSharesIssuedInTransaction" xml:lang="en-US" id="label_SaleOfStockNumberOfSharesIssuedInTransaction">Aggregate shares of common stock</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="SaleOfStockNumberOfSharesIssuedInTransaction" xlink:to="label_SaleOfStockNumberOfSharesIssuedInTransaction" xlink:title="Label : SaleOfStockNumberOfSharesIssuedInTransaction to label_SaleOfStockNumberOfSharesIssuedInTransaction" />
    <link:label xlink:type="resource" xlink:label="label_SaleOfStockNumberOfSharesIssuedInTransaction_1" xlink:role="http://www.xbrl.org/2003/role/label" xlink:title="label_SaleOfStockNumberOfSharesIssuedInTransaction_1" xml:lang="en-US" id="label_SaleOfStockNumberOfSharesIssuedInTransaction_1">Sale of Stock, Number of Shares Issued in Transaction</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="SaleOfStockNumberOfSharesIssuedInTransaction" xlink:to="label_SaleOfStockNumberOfSharesIssuedInTransaction_1" xlink:title="Label : SaleOfStockNumberOfSharesIssuedInTransaction to label_SaleOfStockNumberOfSharesIssuedInTransaction_1" />
    <link:loc xlink:type="locator" xlink:href="sxtp-20260630.xsd#sxtp_UnitsIssuedDuringPeriodSharesNewIssues" xlink:label="UnitsIssuedDuringPeriodSharesNewIssues" xlink:title="UnitsIssuedDuringPeriodSharesNewIssues" />
    <link:label xlink:type="resource" xlink:label="label_UnitsIssuedDuringPeriodSharesNewIssues" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:title="label_UnitsIssuedDuringPeriodSharesNewIssues" xml:lang="en-US" id="label_UnitsIssuedDuringPeriodSharesNewIssues">Units issued</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="UnitsIssuedDuringPeriodSharesNewIssues" xlink:to="label_UnitsIssuedDuringPeriodSharesNewIssues" xlink:title="Label : UnitsIssuedDuringPeriodSharesNewIssues to label_UnitsIssuedDuringPeriodSharesNewIssues" />
    <link:label xlink:type="resource" xlink:label="label_UnitsIssuedDuringPeriodSharesNewIssues_1" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:title="label_UnitsIssuedDuringPeriodSharesNewIssues_1" xml:lang="en-US" id="label_UnitsIssuedDuringPeriodSharesNewIssues_1">Number of units issued during the period.</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="UnitsIssuedDuringPeriodSharesNewIssues" xlink:to="label_UnitsIssuedDuringPeriodSharesNewIssues_1" xlink:title="Label : UnitsIssuedDuringPeriodSharesNewIssues to label_UnitsIssuedDuringPeriodSharesNewIssues_1" />
    <link:label xlink:type="resource" xlink:label="label_UnitsIssuedDuringPeriodSharesNewIssues_2" xlink:role="http://www.xbrl.org/2003/role/label" xlink:title="label_UnitsIssuedDuringPeriodSharesNewIssues_2" xml:lang="en-US" id="label_UnitsIssuedDuringPeriodSharesNewIssues_2">Units Issued During Period Shares New Issues</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="UnitsIssuedDuringPeriodSharesNewIssues" xlink:to="label_UnitsIssuedDuringPeriodSharesNewIssues_2" xlink:title="Label : UnitsIssuedDuringPeriodSharesNewIssues to label_UnitsIssuedDuringPeriodSharesNewIssues_2" />
    <link:loc xlink:type="locator" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_ClassOfWarrantOrRightOutstanding" xlink:label="ClassOfWarrantOrRightOutstanding" xlink:title="ClassOfWarrantOrRightOutstanding" />
    <link:label xlink:type="resource" xlink:label="label_ClassOfWarrantOrRightOutstanding" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:title="label_ClassOfWarrantOrRightOutstanding" xml:lang="en-US" id="label_ClassOfWarrantOrRightOutstanding">Warrant shares</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="ClassOfWarrantOrRightOutstanding" xlink:to="label_ClassOfWarrantOrRightOutstanding" xlink:title="Label : ClassOfWarrantOrRightOutstanding to label_ClassOfWarrantOrRightOutstanding" />
    <link:label xlink:type="resource" xlink:label="label_ClassOfWarrantOrRightOutstanding_1" xlink:role="http://www.xbrl.org/2003/role/label" xlink:title="label_ClassOfWarrantOrRightOutstanding_1" xml:lang="en-US" id="label_ClassOfWarrantOrRightOutstanding_1">Class of Warrant or Right, Outstanding</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="ClassOfWarrantOrRightOutstanding" xlink:to="label_ClassOfWarrantOrRightOutstanding_1" xlink:title="Label : ClassOfWarrantOrRightOutstanding to label_ClassOfWarrantOrRightOutstanding_1" />
    <link:loc xlink:type="locator" xlink:href="sxtp-20260630.xsd#sxtp_SharesOfWarrants" xlink:label="SharesOfWarrants" xlink:title="SharesOfWarrants" />
    <link:label xlink:type="resource" xlink:label="label_SharesOfWarrants" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:title="label_SharesOfWarrants" xml:lang="en-US" id="label_SharesOfWarrants">Shares warrants</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="SharesOfWarrants" xlink:to="label_SharesOfWarrants" xlink:title="Label : SharesOfWarrants to label_SharesOfWarrants" />
    <link:label xlink:type="resource" xlink:label="label_SharesOfWarrants_1" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:title="label_SharesOfWarrants_1" xml:lang="en-US" id="label_SharesOfWarrants_1">Number of shares warrants.</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="SharesOfWarrants" xlink:to="label_SharesOfWarrants_1" xlink:title="Label : SharesOfWarrants to label_SharesOfWarrants_1" />
    <link:label xlink:type="resource" xlink:label="label_SharesOfWarrants_2" xlink:role="http://www.xbrl.org/2003/role/label" xlink:title="label_SharesOfWarrants_2" xml:lang="en-US" id="label_SharesOfWarrants_2">Shares Of Warrants</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="SharesOfWarrants" xlink:to="label_SharesOfWarrants_2" xlink:title="Label : SharesOfWarrants to label_SharesOfWarrants_2" />
    <link:loc xlink:type="locator" xlink:href="sxtp-20260630.xsd#sxtp_NumberofWarrantExercisable" xlink:label="NumberofWarrantExercisable" xlink:title="NumberofWarrantExercisable" />
    <link:label xlink:type="resource" xlink:label="label_NumberofWarrantExercisable" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:title="label_NumberofWarrantExercisable" xml:lang="en-US" id="label_NumberofWarrantExercisable">Number of warrant exercisable</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="NumberofWarrantExercisable" xlink:to="label_NumberofWarrantExercisable" xlink:title="Label : NumberofWarrantExercisable to label_NumberofWarrantExercisable" />
    <link:label xlink:type="resource" xlink:label="label_NumberofWarrantExercisable_1" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:title="label_NumberofWarrantExercisable_1" xml:lang="en-US" id="label_NumberofWarrantExercisable_1">Number of warrants exercisable.</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="NumberofWarrantExercisable" xlink:to="label_NumberofWarrantExercisable_1" xlink:title="Label : NumberofWarrantExercisable to label_NumberofWarrantExercisable_1" />
    <link:label xlink:type="resource" xlink:label="label_NumberofWarrantExercisable_2" xlink:role="http://www.xbrl.org/2003/role/label" xlink:title="label_NumberofWarrantExercisable_2" xml:lang="en-US" id="label_NumberofWarrantExercisable_2">Numberof Warrant Exercisable</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="NumberofWarrantExercisable" xlink:to="label_NumberofWarrantExercisable_2" xlink:title="Label : NumberofWarrantExercisable to label_NumberofWarrantExercisable_2" />
    <link:loc xlink:type="locator" xlink:href="sxtp-20260630.xsd#sxtp_NumberOfShares" xlink:label="NumberOfShares" xlink:title="NumberOfShares" />
    <link:label xlink:type="resource" xlink:label="label_NumberOfShares" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:title="label_NumberOfShares" xml:lang="en-US" id="label_NumberOfShares">Number of shares</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="NumberOfShares" xlink:to="label_NumberOfShares" xlink:title="Label : NumberOfShares to label_NumberOfShares" />
    <link:label xlink:type="resource" xlink:label="label_NumberOfShares_1" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:title="label_NumberOfShares_1" xml:lang="en-US" id="label_NumberOfShares_1">Number of shares purchased or issued.</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="NumberOfShares" xlink:to="label_NumberOfShares_1" xlink:title="Label : NumberOfShares to label_NumberOfShares_1" />
    <link:label xlink:type="resource" xlink:label="label_NumberOfShares_2" xlink:role="http://www.xbrl.org/2003/role/label" xlink:title="label_NumberOfShares_2" xml:lang="en-US" id="label_NumberOfShares_2">Number Of Shares</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="NumberOfShares" xlink:to="label_NumberOfShares_2" xlink:title="Label : NumberOfShares to label_NumberOfShares_2" />
    <link:loc xlink:type="locator" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_ProceedsFromDivestitureOfBusinessesNetOfCashDivested" xlink:label="ProceedsFromDivestitureOfBusinessesNetOfCashDivested" xlink:title="ProceedsFromDivestitureOfBusinessesNetOfCashDivested" />
    <link:label xlink:type="resource" xlink:label="label_ProceedsFromDivestitureOfBusinessesNetOfCashDivested" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:title="label_ProceedsFromDivestitureOfBusinessesNetOfCashDivested" xml:lang="en-US" id="label_ProceedsFromDivestitureOfBusinessesNetOfCashDivested">Cash proceeds (in Dollars)</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="ProceedsFromDivestitureOfBusinessesNetOfCashDivested" xlink:to="label_ProceedsFromDivestitureOfBusinessesNetOfCashDivested" xlink:title="Label : ProceedsFromDivestitureOfBusinessesNetOfCashDivested to label_ProceedsFromDivestitureOfBusinessesNetOfCashDivested" />
    <link:label xlink:type="resource" xlink:label="label_ProceedsFromDivestitureOfBusinessesNetOfCashDivested_1" xlink:role="http://www.xbrl.org/2003/role/label" xlink:title="label_ProceedsFromDivestitureOfBusinessesNetOfCashDivested_1" xml:lang="en-US" id="label_ProceedsFromDivestitureOfBusinessesNetOfCashDivested_1">Proceeds from Divestiture of Businesses, Net of Cash Divested</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="ProceedsFromDivestitureOfBusinessesNetOfCashDivested" xlink:to="label_ProceedsFromDivestitureOfBusinessesNetOfCashDivested_1" xlink:title="Label : ProceedsFromDivestitureOfBusinessesNetOfCashDivested to label_ProceedsFromDivestitureOfBusinessesNetOfCashDivested_1" />
    <link:loc xlink:type="locator" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_PreferredStockDividendRatePercentage" xlink:label="PreferredStockDividendRatePercentage" xlink:title="PreferredStockDividendRatePercentage" />
    <link:label xlink:type="resource" xlink:label="label_PreferredStockDividendRatePercentage" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:title="label_PreferredStockDividendRatePercentage" xml:lang="en-US" id="label_PreferredStockDividendRatePercentage">Dividends percentage</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="PreferredStockDividendRatePercentage" xlink:to="label_PreferredStockDividendRatePercentage" xlink:title="Label : PreferredStockDividendRatePercentage to label_PreferredStockDividendRatePercentage" />
    <link:label xlink:type="resource" xlink:label="label_PreferredStockDividendRatePercentage_1" xlink:role="http://www.xbrl.org/2003/role/label" xlink:title="label_PreferredStockDividendRatePercentage_1" xml:lang="en-US" id="label_PreferredStockDividendRatePercentage_1">Preferred Stock, Dividend Rate, Percentage</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="PreferredStockDividendRatePercentage" xlink:to="label_PreferredStockDividendRatePercentage_1" xlink:title="Label : PreferredStockDividendRatePercentage to label_PreferredStockDividendRatePercentage_1" />
    <link:loc xlink:type="locator" xlink:href="sxtp-20260630.xsd#sxtp_ScheduleOfEquityClassifiedWarrantsAbstract" xlink:label="ScheduleOfEquityClassifiedWarrantsAbstract" xlink:title="ScheduleOfEquityClassifiedWarrantsAbstract" />
    <link:label xlink:type="resource" xlink:label="label_ScheduleOfEquityClassifiedWarrantsAbstract" xlink:role="http://www.xbrl.org/2003/role/label" xlink:title="label_ScheduleOfEquityClassifiedWarrantsAbstract" xml:lang="en-US" id="label_ScheduleOfEquityClassifiedWarrantsAbstract">Schedule Of Equity Classified Warrants Abstract</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="ScheduleOfEquityClassifiedWarrantsAbstract" xlink:to="label_ScheduleOfEquityClassifiedWarrantsAbstract" xlink:title="Label : ScheduleOfEquityClassifiedWarrantsAbstract to label_ScheduleOfEquityClassifiedWarrantsAbstract" />
    <link:loc xlink:type="locator" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_ClassOfWarrantOrRightTable" xlink:label="ClassOfWarrantOrRightTable" xlink:title="ClassOfWarrantOrRightTable" />
    <link:label xlink:type="resource" xlink:label="label_ClassOfWarrantOrRightTable" xlink:role="http://www.xbrl.org/2003/role/label" xlink:title="label_ClassOfWarrantOrRightTable" xml:lang="en-US" id="label_ClassOfWarrantOrRightTable">Class of Warrant or Right [Table]</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="ClassOfWarrantOrRightTable" xlink:to="label_ClassOfWarrantOrRightTable" xlink:title="Label : ClassOfWarrantOrRightTable to label_ClassOfWarrantOrRightTable" />
    <link:loc xlink:type="locator" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_ClassOfWarrantOrRightLineItems" xlink:label="ClassOfWarrantOrRightLineItems" xlink:title="ClassOfWarrantOrRightLineItems" />
    <link:label xlink:type="resource" xlink:label="label_ClassOfWarrantOrRightLineItems" xlink:role="http://www.xbrl.org/2003/role/label" xlink:title="label_ClassOfWarrantOrRightLineItems" xml:lang="en-US" id="label_ClassOfWarrantOrRightLineItems">Schedule of Equity-Classified Warrants [Line Items]</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="ClassOfWarrantOrRightLineItems" xlink:to="label_ClassOfWarrantOrRightLineItems" xlink:title="Label : ClassOfWarrantOrRightLineItems to label_ClassOfWarrantOrRightLineItems" />
    <link:loc xlink:type="locator" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsNonvestedNumber" xlink:label="ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsNonvestedNumber" xlink:title="ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsNonvestedNumber" />
    <link:label xlink:type="resource" xlink:label="label_ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsNonvestedNumber" xlink:role="http://www.xbrl.org/2003/role/periodStartLabel" xlink:title="label_ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsNonvestedNumber" xml:lang="en-US" id="label_ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsNonvestedNumber">Number of Warrants, Total outstanding, Beginning</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsNonvestedNumber" xlink:to="label_ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsNonvestedNumber" xlink:title="Label : ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsNonvestedNumber to label_ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsNonvestedNumber" />
    <link:label xlink:type="resource" xlink:label="label_ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsNonvestedNumber_1" xlink:role="http://www.xbrl.org/2003/role/periodEndLabel" xlink:title="label_ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsNonvestedNumber_1" xml:lang="en-US" id="label_ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsNonvestedNumber_1">Number of Warrants, Total outstanding, Ending</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsNonvestedNumber" xlink:to="label_ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsNonvestedNumber_1" xlink:title="Label : ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsNonvestedNumber to label_ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsNonvestedNumber_1" />
    <link:label xlink:type="resource" xlink:label="label_ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsNonvestedNumber_2" xlink:role="http://www.xbrl.org/2003/role/label" xlink:title="label_ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsNonvestedNumber_2" xml:lang="en-US" id="label_ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsNonvestedNumber_2">Share-Based Compensation Arrangement by Share-Based Payment Award, Equity Instruments Other than Options, Nonvested, Number</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsNonvestedNumber" xlink:to="label_ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsNonvestedNumber_2" xlink:title="Label : ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsNonvestedNumber to label_ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsNonvestedNumber_2" />
    <link:loc xlink:type="locator" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsNonvestedWeightedAverageGrantDateFairValue" xlink:label="ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsNonvestedWeightedAverageGrantDateFairValue" xlink:title="ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsNonvestedWeightedAverageGrantDateFairValue" />
    <link:label xlink:type="resource" xlink:label="label_ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsNonvestedWeightedAverageGrantDateFairValue" xlink:role="http://www.xbrl.org/2003/role/periodStartLabel" xlink:title="label_ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsNonvestedWeightedAverageGrantDateFairValue" xml:lang="en-US" id="label_ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsNonvestedWeightedAverageGrantDateFairValue">Weighted Average Exercise Price, Total outstanding, Beginning</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsNonvestedWeightedAverageGrantDateFairValue" xlink:to="label_ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsNonvestedWeightedAverageGrantDateFairValue" xlink:title="Label : ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsNonvestedWeightedAverageGrantDateFairValue to label_ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsNonvestedWeightedAverageGrantDateFairValue" />
    <link:label xlink:type="resource" xlink:label="label_ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsNonvestedWeightedAverageGrantDateFairValue_1" xlink:role="http://www.xbrl.org/2003/role/periodEndLabel" xlink:title="label_ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsNonvestedWeightedAverageGrantDateFairValue_1" xml:lang="en-US" id="label_ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsNonvestedWeightedAverageGrantDateFairValue_1">Weighted Average Exercise Price, Total outstanding, Ending</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsNonvestedWeightedAverageGrantDateFairValue" xlink:to="label_ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsNonvestedWeightedAverageGrantDateFairValue_1" xlink:title="Label : ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsNonvestedWeightedAverageGrantDateFairValue to label_ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsNonvestedWeightedAverageGrantDateFairValue_1" />
    <link:label xlink:type="resource" xlink:label="label_ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsNonvestedWeightedAverageGrantDateFairValue_2" xlink:role="http://www.xbrl.org/2003/role/label" xlink:title="label_ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsNonvestedWeightedAverageGrantDateFairValue_2" xml:lang="en-US" id="label_ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsNonvestedWeightedAverageGrantDateFairValue_2">Share-Based Compensation Arrangement by Share-Based Payment Award, Equity Instruments Other than Options, Nonvested, Weighted Average Grant Date Fair Value</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsNonvestedWeightedAverageGrantDateFairValue" xlink:to="label_ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsNonvestedWeightedAverageGrantDateFairValue_2" xlink:title="Label : ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsNonvestedWeightedAverageGrantDateFairValue to label_ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsNonvestedWeightedAverageGrantDateFairValue_2" />
    <link:loc xlink:type="locator" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsOutstandingWeightedAverageRemainingContractualTerms" xlink:label="ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsOutstandingWeightedAverageRemainingContractualTerms" xlink:title="ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsOutstandingWeightedAverageRemainingContractualTerms" />
    <link:label xlink:type="resource" xlink:label="label_ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsOutstandingWeightedAverageRemainingContractualTerms" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:title="label_ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsOutstandingWeightedAverageRemainingContractualTerms" xml:lang="en-US" id="label_ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsOutstandingWeightedAverageRemainingContractualTerms">Weighted Average Remaining Contractual Life (Years), Total outstanding, Beginning</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsOutstandingWeightedAverageRemainingContractualTerms" xlink:to="label_ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsOutstandingWeightedAverageRemainingContractualTerms" xlink:title="Label : ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsOutstandingWeightedAverageRemainingContractualTerms to label_ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsOutstandingWeightedAverageRemainingContractualTerms" />
    <link:label xlink:type="resource" xlink:label="label_ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsOutstandingWeightedAverageRemainingContractualTerms_1" xlink:role="http://www.xbrl.org/2003/role/label" xlink:title="label_ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsOutstandingWeightedAverageRemainingContractualTerms_1" xml:lang="en-US" id="label_ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsOutstandingWeightedAverageRemainingContractualTerms_1">Share-Based Compensation Arrangement by Share-Based Payment Award, Equity Instruments Other than Options, Outstanding, Weighted Average Remaining Contractual Terms</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsOutstandingWeightedAverageRemainingContractualTerms" xlink:to="label_ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsOutstandingWeightedAverageRemainingContractualTerms_1" xlink:title="Label : ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsOutstandingWeightedAverageRemainingContractualTerms to label_ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsOutstandingWeightedAverageRemainingContractualTerms_1" />
    <link:loc xlink:type="locator" xlink:href="sxtp-20260630.xsd#sxtp_ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsWeightedAverageRemainingContractualLifeYearsGranted" xlink:label="ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsWeightedAverageRemainingContractualLifeYearsGranted" xlink:title="ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsWeightedAverageRemainingContractualLifeYearsGranted" />
    <link:label xlink:type="resource" xlink:label="label_ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsWeightedAverageRemainingContractualLifeYearsGranted" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:title="label_ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsWeightedAverageRemainingContractualLifeYearsGranted" xml:lang="en-US" id="label_ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsWeightedAverageRemainingContractualLifeYearsGranted">Weighted Average Remaining Contractual Life (Years), Granted</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsWeightedAverageRemainingContractualLifeYearsGranted" xlink:to="label_ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsWeightedAverageRemainingContractualLifeYearsGranted" xlink:title="Label : ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsWeightedAverageRemainingContractualLifeYearsGranted to label_ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsWeightedAverageRemainingContractualLifeYearsGranted" />
    <link:label xlink:type="resource" xlink:label="label_ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsWeightedAverageRemainingContractualLifeYearsGranted_1" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:title="label_ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsWeightedAverageRemainingContractualLifeYearsGranted_1" xml:lang="en-US" id="label_ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsWeightedAverageRemainingContractualLifeYearsGranted_1">Weighted average remaining contractual term for equity-based awards excluding options, in 'PnYnMnDTnHnMnS' format, for example, 'P1Y5M13D' represents the reported fact of one year, five months, and thirteen days.</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsWeightedAverageRemainingContractualLifeYearsGranted" xlink:to="label_ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsWeightedAverageRemainingContractualLifeYearsGranted_1" xlink:title="Label : ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsWeightedAverageRemainingContractualLifeYearsGranted to label_ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsWeightedAverageRemainingContractualLifeYearsGranted_1" />
    <link:label xlink:type="resource" xlink:label="label_ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsWeightedAverageRemainingContractualLifeYearsGranted_2" xlink:role="http://www.xbrl.org/2003/role/label" xlink:title="label_ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsWeightedAverageRemainingContractualLifeYearsGranted_2" xml:lang="en-US" id="label_ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsWeightedAverageRemainingContractualLifeYearsGranted_2">Share Based Compensation Arrangement By Share Based Payment Award Equity Instruments Other Than Options Weighted Average Remaining Contractual Life Years Granted</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsWeightedAverageRemainingContractualLifeYearsGranted" xlink:to="label_ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsWeightedAverageRemainingContractualLifeYearsGranted_2" xlink:title="Label : ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsWeightedAverageRemainingContractualLifeYearsGranted to label_ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsWeightedAverageRemainingContractualLifeYearsGranted_2" />
    <link:loc xlink:type="locator" xlink:href="sxtp-20260630.xsd#sxtp_ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsNumberOfWarrantsExercised" xlink:label="ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsNumberOfWarrantsExercised" xlink:title="ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsNumberOfWarrantsExercised" />
    <link:label xlink:type="resource" xlink:label="label_ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsNumberOfWarrantsExercised" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:title="label_ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsNumberOfWarrantsExercised" xml:lang="en-US" id="label_ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsNumberOfWarrantsExercised">Number of Warrants, Exercised</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsNumberOfWarrantsExercised" xlink:to="label_ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsNumberOfWarrantsExercised" xlink:title="Label : ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsNumberOfWarrantsExercised to label_ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsNumberOfWarrantsExercised" />
    <link:label xlink:type="resource" xlink:label="label_ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsNumberOfWarrantsExercised_1" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:title="label_ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsNumberOfWarrantsExercised_1" xml:lang="en-US" id="label_ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsNumberOfWarrantsExercised_1">The number of number of warrants, exercised.</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsNumberOfWarrantsExercised" xlink:to="label_ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsNumberOfWarrantsExercised_1" xlink:title="Label : ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsNumberOfWarrantsExercised to label_ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsNumberOfWarrantsExercised_1" />
    <link:label xlink:type="resource" xlink:label="label_ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsNumberOfWarrantsExercised_2" xlink:role="http://www.xbrl.org/2003/role/label" xlink:title="label_ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsNumberOfWarrantsExercised_2" xml:lang="en-US" id="label_ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsNumberOfWarrantsExercised_2">Share Based Compensation Arrangement By Share Based Payment Award Equity Instruments Other Than Options Number Of Warrants Exercised</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsNumberOfWarrantsExercised" xlink:to="label_ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsNumberOfWarrantsExercised_2" xlink:title="Label : ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsNumberOfWarrantsExercised to label_ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsNumberOfWarrantsExercised_2" />
    <link:loc xlink:type="locator" xlink:href="sxtp-20260630.xsd#sxtp_ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsWeightedAverageRemainingContractualLifeYearsExercised" xlink:label="ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsWeightedAverageRemainingContractualLifeYearsExercised" xlink:title="ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsWeightedAverageRemainingContractualLifeYearsExercised" />
    <link:label xlink:type="resource" xlink:label="label_ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsWeightedAverageRemainingContractualLifeYearsExercised" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:title="label_ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsWeightedAverageRemainingContractualLifeYearsExercised" xml:lang="en-US" id="label_ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsWeightedAverageRemainingContractualLifeYearsExercised">Weighted Average Remaining Contractual Life (Years), Exercised</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsWeightedAverageRemainingContractualLifeYearsExercised" xlink:to="label_ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsWeightedAverageRemainingContractualLifeYearsExercised" xlink:title="Label : ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsWeightedAverageRemainingContractualLifeYearsExercised to label_ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsWeightedAverageRemainingContractualLifeYearsExercised" />
    <link:label xlink:type="resource" xlink:label="label_ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsWeightedAverageRemainingContractualLifeYearsExercised_1" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:title="label_ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsWeightedAverageRemainingContractualLifeYearsExercised_1" xml:lang="en-US" id="label_ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsWeightedAverageRemainingContractualLifeYearsExercised_1">Weighted average remaining contractual term for equity-based awards excluding options, in 'PnYnMnDTnHnMnS' format, for example, 'P1Y5M13D' represents the reported fact of one year, five months, and thirteen days.</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsWeightedAverageRemainingContractualLifeYearsExercised" xlink:to="label_ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsWeightedAverageRemainingContractualLifeYearsExercised_1" xlink:title="Label : ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsWeightedAverageRemainingContractualLifeYearsExercised to label_ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsWeightedAverageRemainingContractualLifeYearsExercised_1" />
    <link:label xlink:type="resource" xlink:label="label_ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsWeightedAverageRemainingContractualLifeYearsExercised_2" xlink:role="http://www.xbrl.org/2003/role/label" xlink:title="label_ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsWeightedAverageRemainingContractualLifeYearsExercised_2" xml:lang="en-US" id="label_ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsWeightedAverageRemainingContractualLifeYearsExercised_2">Share Based Compensation Arrangement By Share Based Payment Award Equity Instruments Other Than Options Weighted Average Remaining Contractual Life Years Exercised</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsWeightedAverageRemainingContractualLifeYearsExercised" xlink:to="label_ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsWeightedAverageRemainingContractualLifeYearsExercised_2" xlink:title="Label : ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsWeightedAverageRemainingContractualLifeYearsExercised to label_ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsWeightedAverageRemainingContractualLifeYearsExercised_2" />
    <link:loc xlink:type="locator" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsForfeitedInPeriod" xlink:label="ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsForfeitedInPeriod" xlink:title="ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsForfeitedInPeriod" />
    <link:label xlink:type="resource" xlink:label="label_ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsForfeitedInPeriod" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:title="label_ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsForfeitedInPeriod" xml:lang="en-US" id="label_ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsForfeitedInPeriod">Number of Warrants, Forfeited</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsForfeitedInPeriod" xlink:to="label_ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsForfeitedInPeriod" xlink:title="Label : ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsForfeitedInPeriod to label_ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsForfeitedInPeriod" />
    <link:label xlink:type="resource" xlink:label="label_ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsForfeitedInPeriod_1" xlink:role="http://www.xbrl.org/2003/role/label" xlink:title="label_ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsForfeitedInPeriod_1" xml:lang="en-US" id="label_ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsForfeitedInPeriod_1">Share-Based Compensation Arrangement by Share-Based Payment Award, Equity Instruments Other than Options, Forfeited in Period</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsForfeitedInPeriod" xlink:to="label_ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsForfeitedInPeriod_1" xlink:title="Label : ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsForfeitedInPeriod to label_ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsForfeitedInPeriod_1" />
    <link:loc xlink:type="locator" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsForfeituresWeightedAverageGrantDateFairValue" xlink:label="ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsForfeituresWeightedAverageGrantDateFairValue" xlink:title="ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsForfeituresWeightedAverageGrantDateFairValue" />
    <link:label xlink:type="resource" xlink:label="label_ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsForfeituresWeightedAverageGrantDateFairValue" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:title="label_ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsForfeituresWeightedAverageGrantDateFairValue" xml:lang="en-US" id="label_ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsForfeituresWeightedAverageGrantDateFairValue">Weighted Average Exercise Price, Forfeited</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsForfeituresWeightedAverageGrantDateFairValue" xlink:to="label_ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsForfeituresWeightedAverageGrantDateFairValue" xlink:title="Label : ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsForfeituresWeightedAverageGrantDateFairValue to label_ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsForfeituresWeightedAverageGrantDateFairValue" />
    <link:label xlink:type="resource" xlink:label="label_ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsForfeituresWeightedAverageGrantDateFairValue_1" xlink:role="http://www.xbrl.org/2003/role/label" xlink:title="label_ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsForfeituresWeightedAverageGrantDateFairValue_1" xml:lang="en-US" id="label_ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsForfeituresWeightedAverageGrantDateFairValue_1">Share-Based Compensation Arrangement by Share-Based Payment Award, Equity Instruments Other than Options, Forfeitures, Weighted Average Grant Date Fair Value</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsForfeituresWeightedAverageGrantDateFairValue" xlink:to="label_ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsForfeituresWeightedAverageGrantDateFairValue_1" xlink:title="Label : ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsForfeituresWeightedAverageGrantDateFairValue to label_ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsForfeituresWeightedAverageGrantDateFairValue_1" />
    <link:loc xlink:type="locator" xlink:href="sxtp-20260630.xsd#sxtp_ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsWeightedAverageRemainingContractualLifeYearsForfeited" xlink:label="ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsWeightedAverageRemainingContractualLifeYearsForfeited" xlink:title="ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsWeightedAverageRemainingContractualLifeYearsForfeited" />
    <link:label xlink:type="resource" xlink:label="label_ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsWeightedAverageRemainingContractualLifeYearsForfeited" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:title="label_ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsWeightedAverageRemainingContractualLifeYearsForfeited" xml:lang="en-US" id="label_ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsWeightedAverageRemainingContractualLifeYearsForfeited">Weighted Average Remaining Contractual Life (Years), Forfeited</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsWeightedAverageRemainingContractualLifeYearsForfeited" xlink:to="label_ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsWeightedAverageRemainingContractualLifeYearsForfeited" xlink:title="Label : ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsWeightedAverageRemainingContractualLifeYearsForfeited to label_ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsWeightedAverageRemainingContractualLifeYearsForfeited" />
    <link:label xlink:type="resource" xlink:label="label_ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsWeightedAverageRemainingContractualLifeYearsForfeited_1" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:title="label_ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsWeightedAverageRemainingContractualLifeYearsForfeited_1" xml:lang="en-US" id="label_ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsWeightedAverageRemainingContractualLifeYearsForfeited_1">Weighted average remaining contractual life (years), forfeited.</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsWeightedAverageRemainingContractualLifeYearsForfeited" xlink:to="label_ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsWeightedAverageRemainingContractualLifeYearsForfeited_1" xlink:title="Label : ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsWeightedAverageRemainingContractualLifeYearsForfeited to label_ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsWeightedAverageRemainingContractualLifeYearsForfeited_1" />
    <link:label xlink:type="resource" xlink:label="label_ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsWeightedAverageRemainingContractualLifeYearsForfeited_2" xlink:role="http://www.xbrl.org/2003/role/label" xlink:title="label_ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsWeightedAverageRemainingContractualLifeYearsForfeited_2" xml:lang="en-US" id="label_ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsWeightedAverageRemainingContractualLifeYearsForfeited_2">Share Based Compensation Arrangement By Share Based Payment Award Equity Instruments Other Than Options Weighted Average Remaining Contractual Life Years Forfeited</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsWeightedAverageRemainingContractualLifeYearsForfeited" xlink:to="label_ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsWeightedAverageRemainingContractualLifeYearsForfeited_2" xlink:title="Label : ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsWeightedAverageRemainingContractualLifeYearsForfeited to label_ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsWeightedAverageRemainingContractualLifeYearsForfeited_2" />
    <link:loc xlink:type="locator" xlink:href="sxtp-20260630.xsd#sxtp_ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsNumberOfWarrantsExpired" xlink:label="ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsNumberOfWarrantsExpired" xlink:title="ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsNumberOfWarrantsExpired" />
    <link:label xlink:type="resource" xlink:label="label_ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsNumberOfWarrantsExpired" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:title="label_ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsNumberOfWarrantsExpired" xml:lang="en-US" id="label_ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsNumberOfWarrantsExpired">Number of Warrants, Expired</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsNumberOfWarrantsExpired" xlink:to="label_ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsNumberOfWarrantsExpired" xlink:title="Label : ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsNumberOfWarrantsExpired to label_ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsNumberOfWarrantsExpired" />
    <link:label xlink:type="resource" xlink:label="label_ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsNumberOfWarrantsExpired_1" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:title="label_ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsNumberOfWarrantsExpired_1" xml:lang="en-US" id="label_ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsNumberOfWarrantsExpired_1">Number of number of warrants, expired.</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsNumberOfWarrantsExpired" xlink:to="label_ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsNumberOfWarrantsExpired_1" xlink:title="Label : ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsNumberOfWarrantsExpired to label_ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsNumberOfWarrantsExpired_1" />
    <link:label xlink:type="resource" xlink:label="label_ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsNumberOfWarrantsExpired_2" xlink:role="http://www.xbrl.org/2003/role/label" xlink:title="label_ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsNumberOfWarrantsExpired_2" xml:lang="en-US" id="label_ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsNumberOfWarrantsExpired_2">Share Based Compensation Arrangement By Share Based Payment Award Equity Instruments Other Than Options Number Of Warrants Expired</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsNumberOfWarrantsExpired" xlink:to="label_ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsNumberOfWarrantsExpired_2" xlink:title="Label : ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsNumberOfWarrantsExpired to label_ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsNumberOfWarrantsExpired_2" />
    <link:loc xlink:type="locator" xlink:href="sxtp-20260630.xsd#sxtp_ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsWeightedAverageExercisePriceExpired" xlink:label="ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsWeightedAverageExercisePriceExpired" xlink:title="ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsWeightedAverageExercisePriceExpired" />
    <link:label xlink:type="resource" xlink:label="label_ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsWeightedAverageExercisePriceExpired" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:title="label_ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsWeightedAverageExercisePriceExpired" xml:lang="en-US" id="label_ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsWeightedAverageExercisePriceExpired">Weighted Average Exercise Price, Expired</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsWeightedAverageExercisePriceExpired" xlink:to="label_ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsWeightedAverageExercisePriceExpired" xlink:title="Label : ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsWeightedAverageExercisePriceExpired to label_ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsWeightedAverageExercisePriceExpired" />
    <link:label xlink:type="resource" xlink:label="label_ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsWeightedAverageExercisePriceExpired_1" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:title="label_ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsWeightedAverageExercisePriceExpired_1" xml:lang="en-US" id="label_ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsWeightedAverageExercisePriceExpired_1">Weighted average exercise price, expired.</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsWeightedAverageExercisePriceExpired" xlink:to="label_ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsWeightedAverageExercisePriceExpired_1" xlink:title="Label : ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsWeightedAverageExercisePriceExpired to label_ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsWeightedAverageExercisePriceExpired_1" />
    <link:label xlink:type="resource" xlink:label="label_ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsWeightedAverageExercisePriceExpired_2" xlink:role="http://www.xbrl.org/2003/role/label" xlink:title="label_ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsWeightedAverageExercisePriceExpired_2" xml:lang="en-US" id="label_ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsWeightedAverageExercisePriceExpired_2">Share Based Compensation Arrangement By Share Based Payment Award Equity Instruments Other Than Options Weighted Average Exercise Price Expired</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsWeightedAverageExercisePriceExpired" xlink:to="label_ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsWeightedAverageExercisePriceExpired_2" xlink:title="Label : ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsWeightedAverageExercisePriceExpired to label_ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsWeightedAverageExercisePriceExpired_2" />
    <link:loc xlink:type="locator" xlink:href="sxtp-20260630.xsd#sxtp_ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsWeightedAverageRemainingContractualLifeYearsExpired" xlink:label="ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsWeightedAverageRemainingContractualLifeYearsExpired" xlink:title="ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsWeightedAverageRemainingContractualLifeYearsExpired" />
    <link:label xlink:type="resource" xlink:label="label_ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsWeightedAverageRemainingContractualLifeYearsExpired" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:title="label_ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsWeightedAverageRemainingContractualLifeYearsExpired" xml:lang="en-US" id="label_ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsWeightedAverageRemainingContractualLifeYearsExpired">Weighted Average Remaining Contractual Life (Years), Expired</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsWeightedAverageRemainingContractualLifeYearsExpired" xlink:to="label_ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsWeightedAverageRemainingContractualLifeYearsExpired" xlink:title="Label : ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsWeightedAverageRemainingContractualLifeYearsExpired to label_ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsWeightedAverageRemainingContractualLifeYearsExpired" />
    <link:label xlink:type="resource" xlink:label="label_ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsWeightedAverageRemainingContractualLifeYearsExpired_1" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:title="label_ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsWeightedAverageRemainingContractualLifeYearsExpired_1" xml:lang="en-US" id="label_ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsWeightedAverageRemainingContractualLifeYearsExpired_1">Weighted average remaining contractual life (years), expired.</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsWeightedAverageRemainingContractualLifeYearsExpired" xlink:to="label_ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsWeightedAverageRemainingContractualLifeYearsExpired_1" xlink:title="Label : ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsWeightedAverageRemainingContractualLifeYearsExpired to label_ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsWeightedAverageRemainingContractualLifeYearsExpired_1" />
    <link:label xlink:type="resource" xlink:label="label_ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsWeightedAverageRemainingContractualLifeYearsExpired_2" xlink:role="http://www.xbrl.org/2003/role/label" xlink:title="label_ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsWeightedAverageRemainingContractualLifeYearsExpired_2" xml:lang="en-US" id="label_ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsWeightedAverageRemainingContractualLifeYearsExpired_2">Share Based Compensation Arrangement By Share Based Payment Award Equity Instruments Other Than Options Weighted Average Remaining Contractual Life Years Expired</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsWeightedAverageRemainingContractualLifeYearsExpired" xlink:to="label_ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsWeightedAverageRemainingContractualLifeYearsExpired_2" xlink:title="Label : ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsWeightedAverageRemainingContractualLifeYearsExpired to label_ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsWeightedAverageRemainingContractualLifeYearsExpired_2" />
    <link:loc xlink:type="locator" xlink:href="sxtp-20260630.xsd#sxtp_ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsOutstandingWeightedAverageRemainingContractualTerms1" xlink:label="ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsOutstandingWeightedAverageRemainingContractualTerms1" xlink:title="ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsOutstandingWeightedAverageRemainingContractualTerms1" />
    <link:label xlink:type="resource" xlink:label="label_ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsOutstandingWeightedAverageRemainingContractualTerms1" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:title="label_ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsOutstandingWeightedAverageRemainingContractualTerms1" xml:lang="en-US" id="label_ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsOutstandingWeightedAverageRemainingContractualTerms1">Weighted Average Remaining Contractual Life (Years), Total outstanding, Ending</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsOutstandingWeightedAverageRemainingContractualTerms1" xlink:to="label_ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsOutstandingWeightedAverageRemainingContractualTerms1" xlink:title="Label : ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsOutstandingWeightedAverageRemainingContractualTerms1 to label_ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsOutstandingWeightedAverageRemainingContractualTerms1" />
    <link:label xlink:type="resource" xlink:label="label_ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsOutstandingWeightedAverageRemainingContractualTerms1_1" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:title="label_ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsOutstandingWeightedAverageRemainingContractualTerms1_1" xml:lang="en-US" id="label_ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsOutstandingWeightedAverageRemainingContractualTerms1_1">Weighted average remaining contractual term for equity-based awards excluding options, in 'PnYnMnDTnHnMnS' format, for example, 'P1Y5M13D' represents the reported fact of one year, five months, and thirteen days.</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsOutstandingWeightedAverageRemainingContractualTerms1" xlink:to="label_ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsOutstandingWeightedAverageRemainingContractualTerms1_1" xlink:title="Label : ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsOutstandingWeightedAverageRemainingContractualTerms1 to label_ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsOutstandingWeightedAverageRemainingContractualTerms1_1" />
    <link:label xlink:type="resource" xlink:label="label_ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsOutstandingWeightedAverageRemainingContractualTerms1_2" xlink:role="http://www.xbrl.org/2003/role/label" xlink:title="label_ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsOutstandingWeightedAverageRemainingContractualTerms1_2" xml:lang="en-US" id="label_ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsOutstandingWeightedAverageRemainingContractualTerms1_2">Share Based Compensation Arrangement By Share Based Payment Award Equity Instruments Other Than Options Outstanding Weighted Average Remaining Contractual Terms1</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsOutstandingWeightedAverageRemainingContractualTerms1" xlink:to="label_ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsOutstandingWeightedAverageRemainingContractualTerms1_2" xlink:title="Label : ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsOutstandingWeightedAverageRemainingContractualTerms1 to label_ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsOutstandingWeightedAverageRemainingContractualTerms1_2" />
    <link:loc xlink:type="locator" xlink:href="sxtp-20260630.xsd#sxtp_ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsExercisableOutstandingWeightedAverageRemainingContractualTerms" xlink:label="ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsExercisableOutstandingWeightedAverageRemainingContractualTerms" xlink:title="ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsExercisableOutstandingWeightedAverageRemainingContractualTerms" />
    <link:label xlink:type="resource" xlink:label="label_ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsExercisableOutstandingWeightedAverageRemainingContractualTerms" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:title="label_ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsExercisableOutstandingWeightedAverageRemainingContractualTerms" xml:lang="en-US" id="label_ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsExercisableOutstandingWeightedAverageRemainingContractualTerms">Weighted Average Remaining Contractual Life (Years),Total exercisable</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsExercisableOutstandingWeightedAverageRemainingContractualTerms" xlink:to="label_ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsExercisableOutstandingWeightedAverageRemainingContractualTerms" xlink:title="Label : ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsExercisableOutstandingWeightedAverageRemainingContractualTerms to label_ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsExercisableOutstandingWeightedAverageRemainingContractualTerms" />
    <link:label xlink:type="resource" xlink:label="label_ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsExercisableOutstandingWeightedAverageRemainingContractualTerms_1" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:title="label_ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsExercisableOutstandingWeightedAverageRemainingContractualTerms_1" xml:lang="en-US" id="label_ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsExercisableOutstandingWeightedAverageRemainingContractualTerms_1">Weighted average remaining contractual term exercisable for equity-based awards excluding options, in 'PnYnMnDTnHnMnS' format, for example, 'P1Y5M13D' represents the reported fact of one year, five months, and thirteen days.</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsExercisableOutstandingWeightedAverageRemainingContractualTerms" xlink:to="label_ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsExercisableOutstandingWeightedAverageRemainingContractualTerms_1" xlink:title="Label : ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsExercisableOutstandingWeightedAverageRemainingContractualTerms to label_ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsExercisableOutstandingWeightedAverageRemainingContractualTerms_1" />
    <link:label xlink:type="resource" xlink:label="label_ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsExercisableOutstandingWeightedAverageRemainingContractualTerms_2" xlink:role="http://www.xbrl.org/2003/role/label" xlink:title="label_ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsExercisableOutstandingWeightedAverageRemainingContractualTerms_2" xml:lang="en-US" id="label_ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsExercisableOutstandingWeightedAverageRemainingContractualTerms_2">Share Based Compensation Arrangement By Share Based Payment Award Equity Instruments Other Than Options Exercisable Outstanding Weighted Average Remaining Contractual Terms</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsExercisableOutstandingWeightedAverageRemainingContractualTerms" xlink:to="label_ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsExercisableOutstandingWeightedAverageRemainingContractualTerms_2" xlink:title="Label : ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsExercisableOutstandingWeightedAverageRemainingContractualTerms to label_ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsExercisableOutstandingWeightedAverageRemainingContractualTerms_2" />
    <link:loc xlink:type="locator" xlink:href="sxtp-20260630.xsd#sxtp_DebtDetailsTable" xlink:label="DebtDetailsTable" xlink:title="DebtDetailsTable" />
    <link:label xlink:type="resource" xlink:label="label_DebtDetailsTable" xlink:role="http://www.xbrl.org/2003/role/label" xlink:title="label_DebtDetailsTable" xml:lang="en-US" id="label_DebtDetailsTable">Debt (Details) [Table]</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="DebtDetailsTable" xlink:to="label_DebtDetailsTable" xlink:title="Label : DebtDetailsTable to label_DebtDetailsTable" />
    <link:loc xlink:type="locator" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_DebtInstrumentAxis" xlink:label="DebtInstrumentAxis" xlink:title="DebtInstrumentAxis" />
    <link:label xlink:type="resource" xlink:label="label_DebtInstrumentAxis" xlink:role="http://www.xbrl.org/2003/role/label" xlink:title="label_DebtInstrumentAxis" xml:lang="en-US" id="label_DebtInstrumentAxis">Debt Instrument [Axis]</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="DebtInstrumentAxis" xlink:to="label_DebtInstrumentAxis" xlink:title="Label : DebtInstrumentAxis to label_DebtInstrumentAxis" />
    <link:loc xlink:type="locator" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_DebtInstrumentNameDomain" xlink:label="DebtInstrumentNameDomain" xlink:title="DebtInstrumentNameDomain" />
    <link:label xlink:type="resource" xlink:label="label_DebtInstrumentNameDomain" xlink:role="http://www.xbrl.org/2003/role/label" xlink:title="label_DebtInstrumentNameDomain" xml:lang="en-US" id="label_DebtInstrumentNameDomain">Debt Instrument, Name [Domain]</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="DebtInstrumentNameDomain" xlink:to="label_DebtInstrumentNameDomain" xlink:title="Label : DebtInstrumentNameDomain to label_DebtInstrumentNameDomain" />
    <link:loc xlink:type="locator" xlink:href="sxtp-20260630.xsd#sxtp_SmallBusinessAdministrationMember" xlink:label="SmallBusinessAdministrationMember" xlink:title="SmallBusinessAdministrationMember" />
    <link:label xlink:type="resource" xlink:label="label_SmallBusinessAdministrationMember" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:title="label_SmallBusinessAdministrationMember" xml:lang="en-US" id="label_SmallBusinessAdministrationMember">Small Business Administration [Member]</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="SmallBusinessAdministrationMember" xlink:to="label_SmallBusinessAdministrationMember" xlink:title="Label : SmallBusinessAdministrationMember to label_SmallBusinessAdministrationMember" />
    <link:label xlink:type="resource" xlink:label="label_SmallBusinessAdministrationMember_1" xlink:role="http://www.xbrl.org/2003/role/label" xlink:title="label_SmallBusinessAdministrationMember_1" xml:lang="en-US" id="label_SmallBusinessAdministrationMember_1">Small Business Administration Member</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="SmallBusinessAdministrationMember" xlink:to="label_SmallBusinessAdministrationMember_1" xlink:title="Label : SmallBusinessAdministrationMember to label_SmallBusinessAdministrationMember_1" />
    <link:loc xlink:type="locator" xlink:href="sxtp-20260630.xsd#sxtp_BalloonPaymentMember" xlink:label="BalloonPaymentMember" xlink:title="BalloonPaymentMember" />
    <link:label xlink:type="resource" xlink:label="label_BalloonPaymentMember" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:title="label_BalloonPaymentMember" xml:lang="en-US" id="label_BalloonPaymentMember">Balloon Payment [Member]</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="BalloonPaymentMember" xlink:to="label_BalloonPaymentMember" xlink:title="Label : BalloonPaymentMember to label_BalloonPaymentMember" />
    <link:label xlink:type="resource" xlink:label="label_BalloonPaymentMember_1" xlink:role="http://www.xbrl.org/2003/role/label" xlink:title="label_BalloonPaymentMember_1" xml:lang="en-US" id="label_BalloonPaymentMember_1">Balloon Payment Member</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="BalloonPaymentMember" xlink:to="label_BalloonPaymentMember_1" xlink:title="Label : BalloonPaymentMember to label_BalloonPaymentMember_1" />
    <link:loc xlink:type="locator" xlink:href="sxtp-20260630.xsd#sxtp_SBAMember" xlink:label="SBAMember" xlink:title="SBAMember" />
    <link:label xlink:type="resource" xlink:label="label_SBAMember" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:title="label_SBAMember" xml:lang="en-US" id="label_SBAMember">SBA [Member]</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="SBAMember" xlink:to="label_SBAMember" xlink:title="Label : SBAMember to label_SBAMember" />
    <link:label xlink:type="resource" xlink:label="label_SBAMember_1" xlink:role="http://www.xbrl.org/2003/role/label" xlink:title="label_SBAMember_1" xml:lang="en-US" id="label_SBAMember_1">SBAMember</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="SBAMember" xlink:to="label_SBAMember_1" xlink:title="Label : SBAMember to label_SBAMember_1" />
    <link:loc xlink:type="locator" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_DebtInstrumentLineItems" xlink:label="DebtInstrumentLineItems" xlink:title="DebtInstrumentLineItems" />
    <link:label xlink:type="resource" xlink:label="label_DebtInstrumentLineItems" xlink:role="http://www.xbrl.org/2003/role/label" xlink:title="label_DebtInstrumentLineItems" xml:lang="en-US" id="label_DebtInstrumentLineItems">Debt [Line Items]</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="DebtInstrumentLineItems" xlink:to="label_DebtInstrumentLineItems" xlink:title="Label : DebtInstrumentLineItems to label_DebtInstrumentLineItems" />
    <link:loc xlink:type="locator" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_DebtInstrumentFaceAmount" xlink:label="DebtInstrumentFaceAmount" xlink:title="DebtInstrumentFaceAmount" />
    <link:label xlink:type="resource" xlink:label="label_DebtInstrumentFaceAmount" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:title="label_DebtInstrumentFaceAmount" xml:lang="en-US" id="label_DebtInstrumentFaceAmount">Principal amount</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="DebtInstrumentFaceAmount" xlink:to="label_DebtInstrumentFaceAmount" xlink:title="Label : DebtInstrumentFaceAmount to label_DebtInstrumentFaceAmount" />
    <link:label xlink:type="resource" xlink:label="label_DebtInstrumentFaceAmount_1" xlink:role="http://www.xbrl.org/2003/role/label" xlink:title="label_DebtInstrumentFaceAmount_1" xml:lang="en-US" id="label_DebtInstrumentFaceAmount_1">Debt Instrument, Face Amount</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="DebtInstrumentFaceAmount" xlink:to="label_DebtInstrumentFaceAmount_1" xlink:title="Label : DebtInstrumentFaceAmount to label_DebtInstrumentFaceAmount_1" />
    <link:loc xlink:type="locator" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_DebtInstrumentInterestRateEffectivePercentage" xlink:label="DebtInstrumentInterestRateEffectivePercentage" xlink:title="DebtInstrumentInterestRateEffectivePercentage" />
    <link:label xlink:type="resource" xlink:label="label_DebtInstrumentInterestRateEffectivePercentage" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:title="label_DebtInstrumentInterestRateEffectivePercentage" xml:lang="en-US" id="label_DebtInstrumentInterestRateEffectivePercentage">Annual interest rate</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="DebtInstrumentInterestRateEffectivePercentage" xlink:to="label_DebtInstrumentInterestRateEffectivePercentage" xlink:title="Label : DebtInstrumentInterestRateEffectivePercentage to label_DebtInstrumentInterestRateEffectivePercentage" />
    <link:label xlink:type="resource" xlink:label="label_DebtInstrumentInterestRateEffectivePercentage_1" xlink:role="http://www.xbrl.org/2003/role/label" xlink:title="label_DebtInstrumentInterestRateEffectivePercentage_1" xml:lang="en-US" id="label_DebtInstrumentInterestRateEffectivePercentage_1">Debt Instrument, Interest Rate, Effective Percentage</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="DebtInstrumentInterestRateEffectivePercentage" xlink:to="label_DebtInstrumentInterestRateEffectivePercentage_1" xlink:title="Label : DebtInstrumentInterestRateEffectivePercentage to label_DebtInstrumentInterestRateEffectivePercentage_1" />
    <link:loc xlink:type="locator" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_DebtInstrumentPeriodicPaymentTermsBalloonPaymentToBePaid" xlink:label="DebtInstrumentPeriodicPaymentTermsBalloonPaymentToBePaid" xlink:title="DebtInstrumentPeriodicPaymentTermsBalloonPaymentToBePaid" />
    <link:label xlink:type="resource" xlink:label="label_DebtInstrumentPeriodicPaymentTermsBalloonPaymentToBePaid" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:title="label_DebtInstrumentPeriodicPaymentTermsBalloonPaymentToBePaid" xml:lang="en-US" id="label_DebtInstrumentPeriodicPaymentTermsBalloonPaymentToBePaid">Balloon payment</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="DebtInstrumentPeriodicPaymentTermsBalloonPaymentToBePaid" xlink:to="label_DebtInstrumentPeriodicPaymentTermsBalloonPaymentToBePaid" xlink:title="Label : DebtInstrumentPeriodicPaymentTermsBalloonPaymentToBePaid to label_DebtInstrumentPeriodicPaymentTermsBalloonPaymentToBePaid" />
    <link:label xlink:type="resource" xlink:label="label_DebtInstrumentPeriodicPaymentTermsBalloonPaymentToBePaid_1" xlink:role="http://www.xbrl.org/2003/role/label" xlink:title="label_DebtInstrumentPeriodicPaymentTermsBalloonPaymentToBePaid_1" xml:lang="en-US" id="label_DebtInstrumentPeriodicPaymentTermsBalloonPaymentToBePaid_1">Debt Instrument, Periodic Payment Terms, Balloon Payment to be Paid</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="DebtInstrumentPeriodicPaymentTermsBalloonPaymentToBePaid" xlink:to="label_DebtInstrumentPeriodicPaymentTermsBalloonPaymentToBePaid_1" xlink:title="Label : DebtInstrumentPeriodicPaymentTermsBalloonPaymentToBePaid to label_DebtInstrumentPeriodicPaymentTermsBalloonPaymentToBePaid_1" />
    <link:loc xlink:type="locator" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_DebtInstrumentMaturityDate" xlink:label="DebtInstrumentMaturityDate" xlink:title="DebtInstrumentMaturityDate" />
    <link:label xlink:type="resource" xlink:label="label_DebtInstrumentMaturityDate" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:title="label_DebtInstrumentMaturityDate" xml:lang="en-US" id="label_DebtInstrumentMaturityDate">Maturity date</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="DebtInstrumentMaturityDate" xlink:to="label_DebtInstrumentMaturityDate" xlink:title="Label : DebtInstrumentMaturityDate to label_DebtInstrumentMaturityDate" />
    <link:label xlink:type="resource" xlink:label="label_DebtInstrumentMaturityDate_1" xlink:role="http://www.xbrl.org/2003/role/label" xlink:title="label_DebtInstrumentMaturityDate_1" xml:lang="en-US" id="label_DebtInstrumentMaturityDate_1">Debt Instrument, Maturity Date</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="DebtInstrumentMaturityDate" xlink:to="label_DebtInstrumentMaturityDate_1" xlink:title="Label : DebtInstrumentMaturityDate to label_DebtInstrumentMaturityDate_1" />
    <link:loc xlink:type="locator" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_AmortizationOfFinancingCostsAndDiscounts" xlink:label="AmortizationOfFinancingCostsAndDiscounts" xlink:title="AmortizationOfFinancingCostsAndDiscounts" />
    <link:label xlink:type="resource" xlink:label="label_AmortizationOfFinancingCostsAndDiscounts" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:title="label_AmortizationOfFinancingCostsAndDiscounts" xml:lang="en-US" id="label_AmortizationOfFinancingCostsAndDiscounts">Amortization discount</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="AmortizationOfFinancingCostsAndDiscounts" xlink:to="label_AmortizationOfFinancingCostsAndDiscounts" xlink:title="Label : AmortizationOfFinancingCostsAndDiscounts to label_AmortizationOfFinancingCostsAndDiscounts" />
    <link:label xlink:type="resource" xlink:label="label_AmortizationOfFinancingCostsAndDiscounts_1" xlink:role="http://www.xbrl.org/2003/role/label" xlink:title="label_AmortizationOfFinancingCostsAndDiscounts_1" xml:lang="en-US" id="label_AmortizationOfFinancingCostsAndDiscounts_1">Amortization of Debt Issuance Costs and Discounts</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="AmortizationOfFinancingCostsAndDiscounts" xlink:to="label_AmortizationOfFinancingCostsAndDiscounts_1" xlink:title="Label : AmortizationOfFinancingCostsAndDiscounts to label_AmortizationOfFinancingCostsAndDiscounts_1" />
    <link:loc xlink:type="locator" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_LongTermDebtCurrent" xlink:label="LongTermDebtCurrent" xlink:title="LongTermDebtCurrent" />
    <link:label xlink:type="resource" xlink:label="label_LongTermDebtCurrent" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:title="label_LongTermDebtCurrent" xml:lang="en-US" id="label_LongTermDebtCurrent">Current maturity</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="LongTermDebtCurrent" xlink:to="label_LongTermDebtCurrent" xlink:title="Label : LongTermDebtCurrent to label_LongTermDebtCurrent" />
    <link:label xlink:type="resource" xlink:label="label_LongTermDebtCurrent_1" xlink:role="http://www.xbrl.org/2003/role/label" xlink:title="label_LongTermDebtCurrent_1" xml:lang="en-US" id="label_LongTermDebtCurrent_1">Long-Term Debt, Current Maturities</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="LongTermDebtCurrent" xlink:to="label_LongTermDebtCurrent_1" xlink:title="Label : LongTermDebtCurrent to label_LongTermDebtCurrent_1" />
    <link:loc xlink:type="locator" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_LongTermDebtByMaturityAbstract" xlink:label="LongTermDebtByMaturityAbstract" xlink:title="LongTermDebtByMaturityAbstract" />
    <link:label xlink:type="resource" xlink:label="label_LongTermDebtByMaturityAbstract" xlink:role="http://www.xbrl.org/2003/role/label" xlink:title="label_LongTermDebtByMaturityAbstract" xml:lang="en-US" id="label_LongTermDebtByMaturityAbstract">Schedule of the Current Future Payment Obligations [Abstract]</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="LongTermDebtByMaturityAbstract" xlink:to="label_LongTermDebtByMaturityAbstract" xlink:title="Label : LongTermDebtByMaturityAbstract to label_LongTermDebtByMaturityAbstract" />
    <link:loc xlink:type="locator" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_LongTermDebtMaturitiesRepaymentsOfPrincipalAfterYearFive" xlink:label="LongTermDebtMaturitiesRepaymentsOfPrincipalAfterYearFive" xlink:title="LongTermDebtMaturitiesRepaymentsOfPrincipalAfterYearFive" />
    <link:label xlink:type="resource" xlink:label="label_LongTermDebtMaturitiesRepaymentsOfPrincipalAfterYearFive" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:title="label_LongTermDebtMaturitiesRepaymentsOfPrincipalAfterYearFive" xml:lang="en-US" id="label_LongTermDebtMaturitiesRepaymentsOfPrincipalAfterYearFive">Thereafter</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="LongTermDebtMaturitiesRepaymentsOfPrincipalAfterYearFive" xlink:to="label_LongTermDebtMaturitiesRepaymentsOfPrincipalAfterYearFive" xlink:title="Label : LongTermDebtMaturitiesRepaymentsOfPrincipalAfterYearFive to label_LongTermDebtMaturitiesRepaymentsOfPrincipalAfterYearFive" />
    <link:label xlink:type="resource" xlink:label="label_LongTermDebtMaturitiesRepaymentsOfPrincipalAfterYearFive_1" xlink:role="http://www.xbrl.org/2003/role/label" xlink:title="label_LongTermDebtMaturitiesRepaymentsOfPrincipalAfterYearFive_1" xml:lang="en-US" id="label_LongTermDebtMaturitiesRepaymentsOfPrincipalAfterYearFive_1">Long-Term Debt, Maturity, after Year Five</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="LongTermDebtMaturitiesRepaymentsOfPrincipalAfterYearFive" xlink:to="label_LongTermDebtMaturitiesRepaymentsOfPrincipalAfterYearFive_1" xlink:title="Label : LongTermDebtMaturitiesRepaymentsOfPrincipalAfterYearFive to label_LongTermDebtMaturitiesRepaymentsOfPrincipalAfterYearFive_1" />
    <link:loc xlink:type="locator" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_LongTermDebt" xlink:label="LongTermDebt" xlink:title="LongTermDebt" />
    <link:label xlink:type="resource" xlink:label="label_LongTermDebt" xlink:role="http://www.xbrl.org/2003/role/totalLabel" xlink:title="label_LongTermDebt" xml:lang="en-US" id="label_LongTermDebt">Total</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="LongTermDebt" xlink:to="label_LongTermDebt" xlink:title="Label : LongTermDebt to label_LongTermDebt" />
    <link:label xlink:type="resource" xlink:label="label_LongTermDebt_1" xlink:role="http://www.xbrl.org/2003/role/label" xlink:title="label_LongTermDebt_1" xml:lang="en-US" id="label_LongTermDebt_1">Long-Term Debt</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="LongTermDebt" xlink:to="label_LongTermDebt_1" xlink:title="Label : LongTermDebt to label_LongTermDebt_1" />
    <link:loc xlink:type="locator" xlink:href="sxtp-20260630.xsd#sxtp_DerivativeLiabilitiesDetailsTable" xlink:label="DerivativeLiabilitiesDetailsTable" xlink:title="DerivativeLiabilitiesDetailsTable" />
    <link:label xlink:type="resource" xlink:label="label_DerivativeLiabilitiesDetailsTable" xlink:role="http://www.xbrl.org/2003/role/label" xlink:title="label_DerivativeLiabilitiesDetailsTable" xml:lang="en-US" id="label_DerivativeLiabilitiesDetailsTable">Derivative Liabilities (Details) [Table]</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="DerivativeLiabilitiesDetailsTable" xlink:to="label_DerivativeLiabilitiesDetailsTable" xlink:title="Label : DerivativeLiabilitiesDetailsTable to label_DerivativeLiabilitiesDetailsTable" />
    <link:loc xlink:type="locator" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_DerivativeInstrumentsAndHedgingActivitiesDisclosuresLineItems" xlink:label="DerivativeInstrumentsAndHedgingActivitiesDisclosuresLineItems" xlink:title="DerivativeInstrumentsAndHedgingActivitiesDisclosuresLineItems" />
    <link:label xlink:type="resource" xlink:label="label_DerivativeInstrumentsAndHedgingActivitiesDisclosuresLineItems" xlink:role="http://www.xbrl.org/2003/role/label" xlink:title="label_DerivativeInstrumentsAndHedgingActivitiesDisclosuresLineItems" xml:lang="en-US" id="label_DerivativeInstrumentsAndHedgingActivitiesDisclosuresLineItems">Derivative Liabilities [Line Items]</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="DerivativeInstrumentsAndHedgingActivitiesDisclosuresLineItems" xlink:to="label_DerivativeInstrumentsAndHedgingActivitiesDisclosuresLineItems" xlink:title="Label : DerivativeInstrumentsAndHedgingActivitiesDisclosuresLineItems to label_DerivativeInstrumentsAndHedgingActivitiesDisclosuresLineItems" />
    <link:loc xlink:type="locator" xlink:href="sxtp-20260630.xsd#sxtp_MilestonePayment" xlink:label="MilestonePayment" xlink:title="MilestonePayment" />
    <link:label xlink:type="resource" xlink:label="label_MilestonePayment" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:title="label_MilestonePayment" xml:lang="en-US" id="label_MilestonePayment">Milestone Payment</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="MilestonePayment" xlink:to="label_MilestonePayment" xlink:title="Label : MilestonePayment to label_MilestonePayment" />
    <link:label xlink:type="resource" xlink:label="label_MilestonePayment_1" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:title="label_MilestonePayment_1" xml:lang="en-US" id="label_MilestonePayment_1">The amount of milestone payment.</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="MilestonePayment" xlink:to="label_MilestonePayment_1" xlink:title="Label : MilestonePayment to label_MilestonePayment_1" />
    <link:label xlink:type="resource" xlink:label="label_MilestonePayment_2" xlink:role="http://www.xbrl.org/2003/role/label" xlink:title="label_MilestonePayment_2" xml:lang="en-US" id="label_MilestonePayment_2">Milestone Payment</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="MilestonePayment" xlink:to="label_MilestonePayment_2" xlink:title="Label : MilestonePayment to label_MilestonePayment_2" />
    <link:loc xlink:type="locator" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_PreferredStockRedemptionTerms" xlink:label="PreferredStockRedemptionTerms" xlink:title="PreferredStockRedemptionTerms" />
    <link:label xlink:type="resource" xlink:label="label_PreferredStockRedemptionTerms" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:title="label_PreferredStockRedemptionTerms" xml:lang="en-US" id="label_PreferredStockRedemptionTerms">Redemption term.</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="PreferredStockRedemptionTerms" xlink:to="label_PreferredStockRedemptionTerms" xlink:title="Label : PreferredStockRedemptionTerms to label_PreferredStockRedemptionTerms" />
    <link:label xlink:type="resource" xlink:label="label_PreferredStockRedemptionTerms_1" xlink:role="http://www.xbrl.org/2003/role/label" xlink:title="label_PreferredStockRedemptionTerms_1" xml:lang="en-US" id="label_PreferredStockRedemptionTerms_1">Preferred Stock, Redemption Terms</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="PreferredStockRedemptionTerms" xlink:to="label_PreferredStockRedemptionTerms_1" xlink:title="Label : PreferredStockRedemptionTerms to label_PreferredStockRedemptionTerms_1" />
    <link:loc xlink:type="locator" xlink:href="sxtp-20260630.xsd#sxtp_RoyaltyPercentage" xlink:label="RoyaltyPercentage" xlink:title="RoyaltyPercentage" />
    <link:label xlink:type="resource" xlink:label="label_RoyaltyPercentage" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:title="label_RoyaltyPercentage" xml:lang="en-US" id="label_RoyaltyPercentage">Royalty percentage</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="RoyaltyPercentage" xlink:to="label_RoyaltyPercentage" xlink:title="Label : RoyaltyPercentage to label_RoyaltyPercentage" />
    <link:label xlink:type="resource" xlink:label="label_RoyaltyPercentage_1" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:title="label_RoyaltyPercentage_1" xml:lang="en-US" id="label_RoyaltyPercentage_1">The percentage of royalty.</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="RoyaltyPercentage" xlink:to="label_RoyaltyPercentage_1" xlink:title="Label : RoyaltyPercentage to label_RoyaltyPercentage_1" />
    <link:label xlink:type="resource" xlink:label="label_RoyaltyPercentage_2" xlink:role="http://www.xbrl.org/2003/role/label" xlink:title="label_RoyaltyPercentage_2" xml:lang="en-US" id="label_RoyaltyPercentage_2">Royalty Percentage</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="RoyaltyPercentage" xlink:to="label_RoyaltyPercentage_2" xlink:title="Label : RoyaltyPercentage to label_RoyaltyPercentage_2" />
    <link:loc xlink:type="locator" xlink:href="sxtp-20260630.xsd#sxtp_ScheduleOfDerivativeLiabilitiesMeasuredAtFairValueOnARecurringBasisAbstract" xlink:label="ScheduleOfDerivativeLiabilitiesMeasuredAtFairValueOnARecurringBasisAbstract" xlink:title="ScheduleOfDerivativeLiabilitiesMeasuredAtFairValueOnARecurringBasisAbstract" />
    <link:label xlink:type="resource" xlink:label="label_ScheduleOfDerivativeLiabilitiesMeasuredAtFairValueOnARecurringBasisAbstract" xlink:role="http://www.xbrl.org/2003/role/label" xlink:title="label_ScheduleOfDerivativeLiabilitiesMeasuredAtFairValueOnARecurringBasisAbstract" xml:lang="en-US" id="label_ScheduleOfDerivativeLiabilitiesMeasuredAtFairValueOnARecurringBasisAbstract">Schedule Of Derivative Liabilities Measured At Fair Value On ARecurring Basis Abstract</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="ScheduleOfDerivativeLiabilitiesMeasuredAtFairValueOnARecurringBasisAbstract" xlink:to="label_ScheduleOfDerivativeLiabilitiesMeasuredAtFairValueOnARecurringBasisAbstract" xlink:title="Label : ScheduleOfDerivativeLiabilitiesMeasuredAtFairValueOnARecurringBasisAbstract to label_ScheduleOfDerivativeLiabilitiesMeasuredAtFairValueOnARecurringBasisAbstract" />
    <link:loc xlink:type="locator" xlink:href="sxtp-20260630.xsd#sxtp_DerivativeLiabilitiesScheduleofDerivativeLiabilitiesMeasuredatFairValueonaRecurringBasisDetailsTable" xlink:label="DerivativeLiabilitiesScheduleofDerivativeLiabilitiesMeasuredatFairValueonaRecurringBasisDetailsTable" xlink:title="DerivativeLiabilitiesScheduleofDerivativeLiabilitiesMeasuredatFairValueonaRecurringBasisDetailsTable" />
    <link:label xlink:type="resource" xlink:label="label_DerivativeLiabilitiesScheduleofDerivativeLiabilitiesMeasuredatFairValueonaRecurringBasisDetailsTable" xlink:role="http://www.xbrl.org/2003/role/label" xlink:title="label_DerivativeLiabilitiesScheduleofDerivativeLiabilitiesMeasuredatFairValueonaRecurringBasisDetailsTable" xml:lang="en-US" id="label_DerivativeLiabilitiesScheduleofDerivativeLiabilitiesMeasuredatFairValueonaRecurringBasisDetailsTable">Derivative Liabilities - Schedule of Derivative Liabilities Measured at Fair Value on a Recurring Basis (Details) [Table]</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="DerivativeLiabilitiesScheduleofDerivativeLiabilitiesMeasuredatFairValueonaRecurringBasisDetailsTable" xlink:to="label_DerivativeLiabilitiesScheduleofDerivativeLiabilitiesMeasuredatFairValueonaRecurringBasisDetailsTable" xlink:title="Label : DerivativeLiabilitiesScheduleofDerivativeLiabilitiesMeasuredatFairValueonaRecurringBasisDetailsTable to label_DerivativeLiabilitiesScheduleofDerivativeLiabilitiesMeasuredatFairValueonaRecurringBasisDetailsTable" />
    <link:loc xlink:type="locator" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_FairValueByMeasurementFrequencyAxis" xlink:label="FairValueByMeasurementFrequencyAxis" xlink:title="FairValueByMeasurementFrequencyAxis" />
    <link:label xlink:type="resource" xlink:label="label_FairValueByMeasurementFrequencyAxis" xlink:role="http://www.xbrl.org/2003/role/label" xlink:title="label_FairValueByMeasurementFrequencyAxis" xml:lang="en-US" id="label_FairValueByMeasurementFrequencyAxis">Measurement Frequency [Axis]</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="FairValueByMeasurementFrequencyAxis" xlink:to="label_FairValueByMeasurementFrequencyAxis" xlink:title="Label : FairValueByMeasurementFrequencyAxis to label_FairValueByMeasurementFrequencyAxis" />
    <link:loc xlink:type="locator" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_FairValueMeasurementsRecurringMember" xlink:label="FairValueMeasurementsRecurringMember" xlink:title="FairValueMeasurementsRecurringMember" />
    <link:label xlink:type="resource" xlink:label="label_FairValueMeasurementsRecurringMember" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:title="label_FairValueMeasurementsRecurringMember" xml:lang="en-US" id="label_FairValueMeasurementsRecurringMember">Fair Value, Recurring [Member]</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="FairValueMeasurementsRecurringMember" xlink:to="label_FairValueMeasurementsRecurringMember" xlink:title="Label : FairValueMeasurementsRecurringMember to label_FairValueMeasurementsRecurringMember" />
    <link:label xlink:type="resource" xlink:label="label_FairValueMeasurementsRecurringMember_1" xlink:role="http://www.xbrl.org/2003/role/label" xlink:title="label_FairValueMeasurementsRecurringMember_1" xml:lang="en-US" id="label_FairValueMeasurementsRecurringMember_1">Fair Value, Recurring [Member]</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="FairValueMeasurementsRecurringMember" xlink:to="label_FairValueMeasurementsRecurringMember_1" xlink:title="Label : FairValueMeasurementsRecurringMember to label_FairValueMeasurementsRecurringMember_1" />
    <link:loc xlink:type="locator" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_DerivativeInstrumentRiskAxis" xlink:label="DerivativeInstrumentRiskAxis" xlink:title="DerivativeInstrumentRiskAxis" />
    <link:label xlink:type="resource" xlink:label="label_DerivativeInstrumentRiskAxis" xlink:role="http://www.xbrl.org/2003/role/label" xlink:title="label_DerivativeInstrumentRiskAxis" xml:lang="en-US" id="label_DerivativeInstrumentRiskAxis">Derivative Instrument [Axis]</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="DerivativeInstrumentRiskAxis" xlink:to="label_DerivativeInstrumentRiskAxis" xlink:title="Label : DerivativeInstrumentRiskAxis to label_DerivativeInstrumentRiskAxis" />
    <link:loc xlink:type="locator" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_DerivativeContractTypeDomain" xlink:label="DerivativeContractTypeDomain" xlink:title="DerivativeContractTypeDomain" />
    <link:label xlink:type="resource" xlink:label="label_DerivativeContractTypeDomain" xlink:role="http://www.xbrl.org/2003/role/label" xlink:title="label_DerivativeContractTypeDomain" xml:lang="en-US" id="label_DerivativeContractTypeDomain">Derivative Contract [Domain]</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="DerivativeContractTypeDomain" xlink:to="label_DerivativeContractTypeDomain" xlink:title="Label : DerivativeContractTypeDomain to label_DerivativeContractTypeDomain" />
    <link:loc xlink:type="locator" xlink:href="sxtp-20260630.xsd#sxtp_ContingentMilestonePaymentMember" xlink:label="ContingentMilestonePaymentMember" xlink:title="ContingentMilestonePaymentMember" />
    <link:label xlink:type="resource" xlink:label="label_ContingentMilestonePaymentMember" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:title="label_ContingentMilestonePaymentMember" xml:lang="en-US" id="label_ContingentMilestonePaymentMember">Contingent Milestone Payment [Member]</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="ContingentMilestonePaymentMember" xlink:to="label_ContingentMilestonePaymentMember" xlink:title="Label : ContingentMilestonePaymentMember to label_ContingentMilestonePaymentMember" />
    <link:label xlink:type="resource" xlink:label="label_ContingentMilestonePaymentMember_1" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:title="label_ContingentMilestonePaymentMember_1" xml:lang="en-US" id="label_ContingentMilestonePaymentMember_1">Contingent Milestone Payment [Member]</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="ContingentMilestonePaymentMember" xlink:to="label_ContingentMilestonePaymentMember_1" xlink:title="Label : ContingentMilestonePaymentMember to label_ContingentMilestonePaymentMember_1" />
    <link:label xlink:type="resource" xlink:label="label_ContingentMilestonePaymentMember_2" xlink:role="http://www.xbrl.org/2003/role/label" xlink:title="label_ContingentMilestonePaymentMember_2" xml:lang="en-US" id="label_ContingentMilestonePaymentMember_2">Contingent Milestone Payment Member</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="ContingentMilestonePaymentMember" xlink:to="label_ContingentMilestonePaymentMember_2" xlink:title="Label : ContingentMilestonePaymentMember to label_ContingentMilestonePaymentMember_2" />
    <link:loc xlink:type="locator" xlink:href="sxtp-20260630.xsd#sxtp_BridgeSharesMember" xlink:label="BridgeSharesMember" xlink:title="BridgeSharesMember" />
    <link:label xlink:type="resource" xlink:label="label_BridgeSharesMember" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:title="label_BridgeSharesMember" xml:lang="en-US" id="label_BridgeSharesMember">Bridge Shares [Member]</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="BridgeSharesMember" xlink:to="label_BridgeSharesMember" xlink:title="Label : BridgeSharesMember to label_BridgeSharesMember" />
    <link:label xlink:type="resource" xlink:label="label_BridgeSharesMember_1" xlink:role="http://www.xbrl.org/2003/role/label" xlink:title="label_BridgeSharesMember_1" xml:lang="en-US" id="label_BridgeSharesMember_1">Bridge Shares Member</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="BridgeSharesMember" xlink:to="label_BridgeSharesMember_1" xlink:title="Label : BridgeSharesMember to label_BridgeSharesMember_1" />
    <link:loc xlink:type="locator" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_FairValueLiabilitiesMeasuredOnRecurringBasisUnobservableInputReconciliationLineItems" xlink:label="FairValueLiabilitiesMeasuredOnRecurringBasisUnobservableInputReconciliationLineItems" xlink:title="FairValueLiabilitiesMeasuredOnRecurringBasisUnobservableInputReconciliationLineItems" />
    <link:label xlink:type="resource" xlink:label="label_FairValueLiabilitiesMeasuredOnRecurringBasisUnobservableInputReconciliationLineItems" xlink:role="http://www.xbrl.org/2003/role/label" xlink:title="label_FairValueLiabilitiesMeasuredOnRecurringBasisUnobservableInputReconciliationLineItems" xml:lang="en-US" id="label_FairValueLiabilitiesMeasuredOnRecurringBasisUnobservableInputReconciliationLineItems">Schedule of Derivative Liabilities Measured at Fair Value on a Recurring Basis [Line Items]</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="FairValueLiabilitiesMeasuredOnRecurringBasisUnobservableInputReconciliationLineItems" xlink:to="label_FairValueLiabilitiesMeasuredOnRecurringBasisUnobservableInputReconciliationLineItems" xlink:title="Label : FairValueLiabilitiesMeasuredOnRecurringBasisUnobservableInputReconciliationLineItems to label_FairValueLiabilitiesMeasuredOnRecurringBasisUnobservableInputReconciliationLineItems" />
    <link:loc xlink:type="locator" xlink:href="sxtp-20260630.xsd#sxtp_FairValueMeasurementwithUnobservableInputsReconciliationRecurringBasisMarkToMarketAdjustment" xlink:label="FairValueMeasurementwithUnobservableInputsReconciliationRecurringBasisMarkToMarketAdjustment" xlink:title="FairValueMeasurementwithUnobservableInputsReconciliationRecurringBasisMarkToMarketAdjustment" />
    <link:label xlink:type="resource" xlink:label="label_FairValueMeasurementwithUnobservableInputsReconciliationRecurringBasisMarkToMarketAdjustment" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:title="label_FairValueMeasurementwithUnobservableInputsReconciliationRecurringBasisMarkToMarketAdjustment" xml:lang="en-US" id="label_FairValueMeasurementwithUnobservableInputsReconciliationRecurringBasisMarkToMarketAdjustment">Change in fair value</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="FairValueMeasurementwithUnobservableInputsReconciliationRecurringBasisMarkToMarketAdjustment" xlink:to="label_FairValueMeasurementwithUnobservableInputsReconciliationRecurringBasisMarkToMarketAdjustment" xlink:title="Label : FairValueMeasurementwithUnobservableInputsReconciliationRecurringBasisMarkToMarketAdjustment to label_FairValueMeasurementwithUnobservableInputsReconciliationRecurringBasisMarkToMarketAdjustment" />
    <link:label xlink:type="resource" xlink:label="label_FairValueMeasurementwithUnobservableInputsReconciliationRecurringBasisMarkToMarketAdjustment_1" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:title="label_FairValueMeasurementwithUnobservableInputsReconciliationRecurringBasisMarkToMarketAdjustment_1" xml:lang="en-US" id="label_FairValueMeasurementwithUnobservableInputsReconciliationRecurringBasisMarkToMarketAdjustment_1">Fair value, measurement with unobservable inputs reconciliation, recurring Basis, fair value - mark to market adjustment.</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="FairValueMeasurementwithUnobservableInputsReconciliationRecurringBasisMarkToMarketAdjustment" xlink:to="label_FairValueMeasurementwithUnobservableInputsReconciliationRecurringBasisMarkToMarketAdjustment_1" xlink:title="Label : FairValueMeasurementwithUnobservableInputsReconciliationRecurringBasisMarkToMarketAdjustment to label_FairValueMeasurementwithUnobservableInputsReconciliationRecurringBasisMarkToMarketAdjustment_1" />
    <link:label xlink:type="resource" xlink:label="label_FairValueMeasurementwithUnobservableInputsReconciliationRecurringBasisMarkToMarketAdjustment_2" xlink:role="http://www.xbrl.org/2003/role/label" xlink:title="label_FairValueMeasurementwithUnobservableInputsReconciliationRecurringBasisMarkToMarketAdjustment_2" xml:lang="en-US" id="label_FairValueMeasurementwithUnobservableInputsReconciliationRecurringBasisMarkToMarketAdjustment_2">Fair Value Measurementwith Unobservable Inputs Reconciliation Recurring Basis Mark To Market Adjustment</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="FairValueMeasurementwithUnobservableInputsReconciliationRecurringBasisMarkToMarketAdjustment" xlink:to="label_FairValueMeasurementwithUnobservableInputsReconciliationRecurringBasisMarkToMarketAdjustment_2" xlink:title="Label : FairValueMeasurementwithUnobservableInputsReconciliationRecurringBasisMarkToMarketAdjustment to label_FairValueMeasurementwithUnobservableInputsReconciliationRecurringBasisMarkToMarketAdjustment_2" />
    <link:loc xlink:type="locator" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_FairValueMeasurementFrequencyDomain" xlink:label="FairValueMeasurementFrequencyDomain" xlink:title="FairValueMeasurementFrequencyDomain" />
    <link:label xlink:type="resource" xlink:label="label_FairValueMeasurementFrequencyDomain" xlink:role="http://www.xbrl.org/2003/role/label" xlink:title="label_FairValueMeasurementFrequencyDomain" xml:lang="en-US" id="label_FairValueMeasurementFrequencyDomain">Measurement Frequency [Domain]</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="FairValueMeasurementFrequencyDomain" xlink:to="label_FairValueMeasurementFrequencyDomain" xlink:title="Label : FairValueMeasurementFrequencyDomain to label_FairValueMeasurementFrequencyDomain" />
    <link:loc xlink:type="locator" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_DeferredTaxAssetsOperatingLossCarryforwardsDomestic" xlink:label="DeferredTaxAssetsOperatingLossCarryforwardsDomestic" xlink:title="DeferredTaxAssetsOperatingLossCarryforwardsDomestic" />
    <link:label xlink:type="resource" xlink:label="label_DeferredTaxAssetsOperatingLossCarryforwardsDomestic" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:title="label_DeferredTaxAssetsOperatingLossCarryforwardsDomestic" xml:lang="en-US" id="label_DeferredTaxAssetsOperatingLossCarryforwardsDomestic">U.S. federal net operating loss carryforwards</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="DeferredTaxAssetsOperatingLossCarryforwardsDomestic" xlink:to="label_DeferredTaxAssetsOperatingLossCarryforwardsDomestic" xlink:title="Label : DeferredTaxAssetsOperatingLossCarryforwardsDomestic to label_DeferredTaxAssetsOperatingLossCarryforwardsDomestic" />
    <link:label xlink:type="resource" xlink:label="label_DeferredTaxAssetsOperatingLossCarryforwardsDomestic_1" xlink:role="http://www.xbrl.org/2003/role/label" xlink:title="label_DeferredTaxAssetsOperatingLossCarryforwardsDomestic_1" xml:lang="en-US" id="label_DeferredTaxAssetsOperatingLossCarryforwardsDomestic_1">Deferred Tax Assets, Operating Loss Carryforwards, Domestic</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="DeferredTaxAssetsOperatingLossCarryforwardsDomestic" xlink:to="label_DeferredTaxAssetsOperatingLossCarryforwardsDomestic_1" xlink:title="Label : DeferredTaxAssetsOperatingLossCarryforwardsDomestic to label_DeferredTaxAssetsOperatingLossCarryforwardsDomestic_1" />
    <link:loc xlink:type="locator" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_DeferredTaxAssetsTaxCreditCarryforwardsOther" xlink:label="DeferredTaxAssetsTaxCreditCarryforwardsOther" xlink:title="DeferredTaxAssetsTaxCreditCarryforwardsOther" />
    <link:label xlink:type="resource" xlink:label="label_DeferredTaxAssetsTaxCreditCarryforwardsOther" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:title="label_DeferredTaxAssetsTaxCreditCarryforwardsOther" xml:lang="en-US" id="label_DeferredTaxAssetsTaxCreditCarryforwardsOther">U.S. federal tax</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="DeferredTaxAssetsTaxCreditCarryforwardsOther" xlink:to="label_DeferredTaxAssetsTaxCreditCarryforwardsOther" xlink:title="Label : DeferredTaxAssetsTaxCreditCarryforwardsOther to label_DeferredTaxAssetsTaxCreditCarryforwardsOther" />
    <link:label xlink:type="resource" xlink:label="label_DeferredTaxAssetsTaxCreditCarryforwardsOther_1" xlink:role="http://www.xbrl.org/2003/role/label" xlink:title="label_DeferredTaxAssetsTaxCreditCarryforwardsOther_1" xml:lang="en-US" id="label_DeferredTaxAssetsTaxCreditCarryforwardsOther_1">Deferred Tax Assets, Tax Credit Carryforwards, Other</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="DeferredTaxAssetsTaxCreditCarryforwardsOther" xlink:to="label_DeferredTaxAssetsTaxCreditCarryforwardsOther_1" xlink:title="Label : DeferredTaxAssetsTaxCreditCarryforwardsOther to label_DeferredTaxAssetsTaxCreditCarryforwardsOther_1" />
    <link:loc xlink:type="locator" xlink:href="sxtp-20260630.xsd#sxtp_ShareBasedCompensationDetailsTable" xlink:label="ShareBasedCompensationDetailsTable" xlink:title="ShareBasedCompensationDetailsTable" />
    <link:label xlink:type="resource" xlink:label="label_ShareBasedCompensationDetailsTable" xlink:role="http://www.xbrl.org/2003/role/label" xlink:title="label_ShareBasedCompensationDetailsTable" xml:lang="en-US" id="label_ShareBasedCompensationDetailsTable">Share-Based Compensation (Details) [Table]</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="ShareBasedCompensationDetailsTable" xlink:to="label_ShareBasedCompensationDetailsTable" xlink:title="Label : ShareBasedCompensationDetailsTable to label_ShareBasedCompensationDetailsTable" />
    <link:loc xlink:type="locator" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_PlanNameAxis" xlink:label="PlanNameAxis" xlink:title="PlanNameAxis" />
    <link:label xlink:type="resource" xlink:label="label_PlanNameAxis" xlink:role="http://www.xbrl.org/2003/role/label" xlink:title="label_PlanNameAxis" xml:lang="en-US" id="label_PlanNameAxis">Plan Name [Axis]</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="PlanNameAxis" xlink:to="label_PlanNameAxis" xlink:title="Label : PlanNameAxis to label_PlanNameAxis" />
    <link:loc xlink:type="locator" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_PlanNameDomain" xlink:label="PlanNameDomain" xlink:title="PlanNameDomain" />
    <link:label xlink:type="resource" xlink:label="label_PlanNameDomain" xlink:role="http://www.xbrl.org/2003/role/label" xlink:title="label_PlanNameDomain" xml:lang="en-US" id="label_PlanNameDomain">Plan Name [Domain]</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="PlanNameDomain" xlink:to="label_PlanNameDomain" xlink:title="Label : PlanNameDomain to label_PlanNameDomain" />
    <link:loc xlink:type="locator" xlink:href="sxtp-20260630.xsd#sxtp_TwoThousandTwentyTwoEquityIncentivePlanMember" xlink:label="TwoThousandTwentyTwoEquityIncentivePlanMember" xlink:title="TwoThousandTwentyTwoEquityIncentivePlanMember" />
    <link:label xlink:type="resource" xlink:label="label_TwoThousandTwentyTwoEquityIncentivePlanMember" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:title="label_TwoThousandTwentyTwoEquityIncentivePlanMember" xml:lang="en-US" id="label_TwoThousandTwentyTwoEquityIncentivePlanMember">Two Thousand Twenty Two Equity Incentive Plan [Member]</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="TwoThousandTwentyTwoEquityIncentivePlanMember" xlink:to="label_TwoThousandTwentyTwoEquityIncentivePlanMember" xlink:title="Label : TwoThousandTwentyTwoEquityIncentivePlanMember to label_TwoThousandTwentyTwoEquityIncentivePlanMember" />
    <link:label xlink:type="resource" xlink:label="label_TwoThousandTwentyTwoEquityIncentivePlanMember_1" xlink:role="http://www.xbrl.org/2003/role/label" xlink:title="label_TwoThousandTwentyTwoEquityIncentivePlanMember_1" xml:lang="en-US" id="label_TwoThousandTwentyTwoEquityIncentivePlanMember_1">Two Thousand Twenty Two Equity Incentive Plan Member</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="TwoThousandTwentyTwoEquityIncentivePlanMember" xlink:to="label_TwoThousandTwentyTwoEquityIncentivePlanMember_1" xlink:title="Label : TwoThousandTwentyTwoEquityIncentivePlanMember to label_TwoThousandTwentyTwoEquityIncentivePlanMember_1" />
    <link:loc xlink:type="locator" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_VestingAxis" xlink:label="VestingAxis" xlink:title="VestingAxis" />
    <link:label xlink:type="resource" xlink:label="label_VestingAxis" xlink:role="http://www.xbrl.org/2003/role/label" xlink:title="label_VestingAxis" xml:lang="en-US" id="label_VestingAxis">Vesting [Axis]</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="VestingAxis" xlink:to="label_VestingAxis" xlink:title="Label : VestingAxis to label_VestingAxis" />
    <link:loc xlink:type="locator" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_VestingDomain" xlink:label="VestingDomain" xlink:title="VestingDomain" />
    <link:label xlink:type="resource" xlink:label="label_VestingDomain" xlink:role="http://www.xbrl.org/2003/role/label" xlink:title="label_VestingDomain" xml:lang="en-US" id="label_VestingDomain">Vesting [Domain]</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="VestingDomain" xlink:to="label_VestingDomain" xlink:title="Label : VestingDomain to label_VestingDomain" />
    <link:loc xlink:type="locator" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_ShareBasedCompensationAwardTrancheOneMember" xlink:label="ShareBasedCompensationAwardTrancheOneMember" xlink:title="ShareBasedCompensationAwardTrancheOneMember" />
    <link:label xlink:type="resource" xlink:label="label_ShareBasedCompensationAwardTrancheOneMember" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:title="label_ShareBasedCompensationAwardTrancheOneMember" xml:lang="en-US" id="label_ShareBasedCompensationAwardTrancheOneMember">First Tranche [Member]</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="ShareBasedCompensationAwardTrancheOneMember" xlink:to="label_ShareBasedCompensationAwardTrancheOneMember" xlink:title="Label : ShareBasedCompensationAwardTrancheOneMember to label_ShareBasedCompensationAwardTrancheOneMember" />
    <link:label xlink:type="resource" xlink:label="label_ShareBasedCompensationAwardTrancheOneMember_1" xlink:role="http://www.xbrl.org/2003/role/label" xlink:title="label_ShareBasedCompensationAwardTrancheOneMember_1" xml:lang="en-US" id="label_ShareBasedCompensationAwardTrancheOneMember_1">Share-Based Payment Arrangement, Tranche One [Member]</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="ShareBasedCompensationAwardTrancheOneMember" xlink:to="label_ShareBasedCompensationAwardTrancheOneMember_1" xlink:title="Label : ShareBasedCompensationAwardTrancheOneMember to label_ShareBasedCompensationAwardTrancheOneMember_1" />
    <link:loc xlink:type="locator" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_ShareBasedCompensationArrangementsByShareBasedPaymentAwardAwardTypeAndPlanNameDomain" xlink:label="ShareBasedCompensationArrangementsByShareBasedPaymentAwardAwardTypeAndPlanNameDomain" xlink:title="ShareBasedCompensationArrangementsByShareBasedPaymentAwardAwardTypeAndPlanNameDomain" />
    <link:label xlink:type="resource" xlink:label="label_ShareBasedCompensationArrangementsByShareBasedPaymentAwardAwardTypeAndPlanNameDomain" xlink:role="http://www.xbrl.org/2003/role/label" xlink:title="label_ShareBasedCompensationArrangementsByShareBasedPaymentAwardAwardTypeAndPlanNameDomain" xml:lang="en-US" id="label_ShareBasedCompensationArrangementsByShareBasedPaymentAwardAwardTypeAndPlanNameDomain">Award Type [Domain]</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="ShareBasedCompensationArrangementsByShareBasedPaymentAwardAwardTypeAndPlanNameDomain" xlink:to="label_ShareBasedCompensationArrangementsByShareBasedPaymentAwardAwardTypeAndPlanNameDomain" xlink:title="Label : ShareBasedCompensationArrangementsByShareBasedPaymentAwardAwardTypeAndPlanNameDomain to label_ShareBasedCompensationArrangementsByShareBasedPaymentAwardAwardTypeAndPlanNameDomain" />
    <link:loc xlink:type="locator" xlink:href="sxtp-20260630.xsd#sxtp_StockOptionsMember" xlink:label="StockOptionsMember" xlink:title="StockOptionsMember" />
    <link:label xlink:type="resource" xlink:label="label_StockOptionsMember" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:title="label_StockOptionsMember" xml:lang="en-US" id="label_StockOptionsMember">Stock Options [Member]</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="StockOptionsMember" xlink:to="label_StockOptionsMember" xlink:title="Label : StockOptionsMember to label_StockOptionsMember" />
    <link:label xlink:type="resource" xlink:label="label_StockOptionsMember_1" xlink:role="http://www.xbrl.org/2003/role/label" xlink:title="label_StockOptionsMember_1" xml:lang="en-US" id="label_StockOptionsMember_1">Stock Options Member</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="StockOptionsMember" xlink:to="label_StockOptionsMember_1" xlink:title="Label : StockOptionsMember to label_StockOptionsMember_1" />
    <link:loc xlink:type="locator" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_RestrictedStockUnitsRSUMember" xlink:label="RestrictedStockUnitsRSUMember" xlink:title="RestrictedStockUnitsRSUMember" />
    <link:label xlink:type="resource" xlink:label="label_RestrictedStockUnitsRSUMember" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:title="label_RestrictedStockUnitsRSUMember" xml:lang="en-US" id="label_RestrictedStockUnitsRSUMember">Restricted Stock Units (RSUs) [Member]</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="RestrictedStockUnitsRSUMember" xlink:to="label_RestrictedStockUnitsRSUMember" xlink:title="Label : RestrictedStockUnitsRSUMember to label_RestrictedStockUnitsRSUMember" />
    <link:label xlink:type="resource" xlink:label="label_RestrictedStockUnitsRSUMember_1" xlink:role="http://www.xbrl.org/2003/role/label" xlink:title="label_RestrictedStockUnitsRSUMember_1" xml:lang="en-US" id="label_RestrictedStockUnitsRSUMember_1">Restricted Stock Units (RSUs) [Member]</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="RestrictedStockUnitsRSUMember" xlink:to="label_RestrictedStockUnitsRSUMember_1" xlink:title="Label : RestrictedStockUnitsRSUMember to label_RestrictedStockUnitsRSUMember_1" />
    <link:loc xlink:type="locator" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_EmployeeServiceShareBasedCompensationAllocationOfRecognizedPeriodCostsLineItems" xlink:label="EmployeeServiceShareBasedCompensationAllocationOfRecognizedPeriodCostsLineItems" xlink:title="EmployeeServiceShareBasedCompensationAllocationOfRecognizedPeriodCostsLineItems" />
    <link:label xlink:type="resource" xlink:label="label_EmployeeServiceShareBasedCompensationAllocationOfRecognizedPeriodCostsLineItems" xlink:role="http://www.xbrl.org/2003/role/label" xlink:title="label_EmployeeServiceShareBasedCompensationAllocationOfRecognizedPeriodCostsLineItems" xml:lang="en-US" id="label_EmployeeServiceShareBasedCompensationAllocationOfRecognizedPeriodCostsLineItems">Schedule of Share-Based Compensation Expenses [Line Items]</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="EmployeeServiceShareBasedCompensationAllocationOfRecognizedPeriodCostsLineItems" xlink:to="label_EmployeeServiceShareBasedCompensationAllocationOfRecognizedPeriodCostsLineItems" xlink:title="Label : EmployeeServiceShareBasedCompensationAllocationOfRecognizedPeriodCostsLineItems to label_EmployeeServiceShareBasedCompensationAllocationOfRecognizedPeriodCostsLineItems" />
    <link:label xlink:type="resource" xlink:label="label_EmployeeServiceShareBasedCompensationAllocationOfRecognizedPeriodCostsLineItems_1" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:title="label_EmployeeServiceShareBasedCompensationAllocationOfRecognizedPeriodCostsLineItems_1" xml:lang="en-US" id="label_EmployeeServiceShareBasedCompensationAllocationOfRecognizedPeriodCostsLineItems_1">Share-Based Compensation [Line Items]</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="EmployeeServiceShareBasedCompensationAllocationOfRecognizedPeriodCostsLineItems" xlink:to="label_EmployeeServiceShareBasedCompensationAllocationOfRecognizedPeriodCostsLineItems_1" xlink:title="Label : EmployeeServiceShareBasedCompensationAllocationOfRecognizedPeriodCostsLineItems to label_EmployeeServiceShareBasedCompensationAllocationOfRecognizedPeriodCostsLineItems_1" />
    <link:loc xlink:type="locator" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_SharebasedCompensationArrangementBySharebasedPaymentAwardAwardVestingRightsPercentage" xlink:label="SharebasedCompensationArrangementBySharebasedPaymentAwardAwardVestingRightsPercentage" xlink:title="SharebasedCompensationArrangementBySharebasedPaymentAwardAwardVestingRightsPercentage" />
    <link:label xlink:type="resource" xlink:label="label_SharebasedCompensationArrangementBySharebasedPaymentAwardAwardVestingRightsPercentage" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:title="label_SharebasedCompensationArrangementBySharebasedPaymentAwardAwardVestingRightsPercentage" xml:lang="en-US" id="label_SharebasedCompensationArrangementBySharebasedPaymentAwardAwardVestingRightsPercentage">Options Vesting percentage</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="SharebasedCompensationArrangementBySharebasedPaymentAwardAwardVestingRightsPercentage" xlink:to="label_SharebasedCompensationArrangementBySharebasedPaymentAwardAwardVestingRightsPercentage" xlink:title="Label : SharebasedCompensationArrangementBySharebasedPaymentAwardAwardVestingRightsPercentage to label_SharebasedCompensationArrangementBySharebasedPaymentAwardAwardVestingRightsPercentage" />
    <link:label xlink:type="resource" xlink:label="label_SharebasedCompensationArrangementBySharebasedPaymentAwardAwardVestingRightsPercentage_1" xlink:role="http://www.xbrl.org/2003/role/label" xlink:title="label_SharebasedCompensationArrangementBySharebasedPaymentAwardAwardVestingRightsPercentage_1" xml:lang="en-US" id="label_SharebasedCompensationArrangementBySharebasedPaymentAwardAwardVestingRightsPercentage_1">Share-Based Compensation Arrangement by Share-Based Payment Award, Award Vesting Rights, Percentage</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="SharebasedCompensationArrangementBySharebasedPaymentAwardAwardVestingRightsPercentage" xlink:to="label_SharebasedCompensationArrangementBySharebasedPaymentAwardAwardVestingRightsPercentage_1" xlink:title="Label : SharebasedCompensationArrangementBySharebasedPaymentAwardAwardVestingRightsPercentage to label_SharebasedCompensationArrangementBySharebasedPaymentAwardAwardVestingRightsPercentage_1" />
    <link:loc xlink:type="locator" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_SharebasedCompensationArrangementBySharebasedPaymentAwardOptionsVestedWeightedAverageGrantDateFairValue" xlink:label="SharebasedCompensationArrangementBySharebasedPaymentAwardOptionsVestedWeightedAverageGrantDateFairValue" xlink:title="SharebasedCompensationArrangementBySharebasedPaymentAwardOptionsVestedWeightedAverageGrantDateFairValue" />
    <link:label xlink:type="resource" xlink:label="label_SharebasedCompensationArrangementBySharebasedPaymentAwardOptionsVestedWeightedAverageGrantDateFairValue" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:title="label_SharebasedCompensationArrangementBySharebasedPaymentAwardOptionsVestedWeightedAverageGrantDateFairValue" xml:lang="en-US" id="label_SharebasedCompensationArrangementBySharebasedPaymentAwardOptionsVestedWeightedAverageGrantDateFairValue">Weighted average grant date fair value of options granted (in Dollars per share)</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="SharebasedCompensationArrangementBySharebasedPaymentAwardOptionsVestedWeightedAverageGrantDateFairValue" xlink:to="label_SharebasedCompensationArrangementBySharebasedPaymentAwardOptionsVestedWeightedAverageGrantDateFairValue" xlink:title="Label : SharebasedCompensationArrangementBySharebasedPaymentAwardOptionsVestedWeightedAverageGrantDateFairValue to label_SharebasedCompensationArrangementBySharebasedPaymentAwardOptionsVestedWeightedAverageGrantDateFairValue" />
    <link:label xlink:type="resource" xlink:label="label_SharebasedCompensationArrangementBySharebasedPaymentAwardOptionsVestedWeightedAverageGrantDateFairValue_1" xlink:role="http://www.xbrl.org/2003/role/label" xlink:title="label_SharebasedCompensationArrangementBySharebasedPaymentAwardOptionsVestedWeightedAverageGrantDateFairValue_1" xml:lang="en-US" id="label_SharebasedCompensationArrangementBySharebasedPaymentAwardOptionsVestedWeightedAverageGrantDateFairValue_1">Share-Based Compensation Arrangement by Share-Based Payment Award, Options, Vested, Weighted Average Grant Date Fair Value</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="SharebasedCompensationArrangementBySharebasedPaymentAwardOptionsVestedWeightedAverageGrantDateFairValue" xlink:to="label_SharebasedCompensationArrangementBySharebasedPaymentAwardOptionsVestedWeightedAverageGrantDateFairValue_1" xlink:title="Label : SharebasedCompensationArrangementBySharebasedPaymentAwardOptionsVestedWeightedAverageGrantDateFairValue to label_SharebasedCompensationArrangementBySharebasedPaymentAwardOptionsVestedWeightedAverageGrantDateFairValue_1" />
    <link:loc xlink:type="locator" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_AllocatedShareBasedCompensationExpense" xlink:label="AllocatedShareBasedCompensationExpense" xlink:title="AllocatedShareBasedCompensationExpense" />
    <link:label xlink:type="resource" xlink:label="label_AllocatedShareBasedCompensationExpense" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:title="label_AllocatedShareBasedCompensationExpense" xml:lang="en-US" id="label_AllocatedShareBasedCompensationExpense">Total Share-Based Compensation Expense Included in Operating Expenses</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="AllocatedShareBasedCompensationExpense" xlink:to="label_AllocatedShareBasedCompensationExpense" xlink:title="Label : AllocatedShareBasedCompensationExpense to label_AllocatedShareBasedCompensationExpense" />
    <link:label xlink:type="resource" xlink:label="label_AllocatedShareBasedCompensationExpense_1" xlink:role="http://www.xbrl.org/2003/role/verboseLabel" xlink:title="label_AllocatedShareBasedCompensationExpense_1" xml:lang="en-US" id="label_AllocatedShareBasedCompensationExpense_1">Compensation expense</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="AllocatedShareBasedCompensationExpense" xlink:to="label_AllocatedShareBasedCompensationExpense_1" xlink:title="Label : AllocatedShareBasedCompensationExpense to label_AllocatedShareBasedCompensationExpense_1" />
    <link:label xlink:type="resource" xlink:label="label_AllocatedShareBasedCompensationExpense_2" xlink:role="http://www.xbrl.org/2003/role/label" xlink:title="label_AllocatedShareBasedCompensationExpense_2" xml:lang="en-US" id="label_AllocatedShareBasedCompensationExpense_2">Share-Based Payment Arrangement, Expense</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="AllocatedShareBasedCompensationExpense" xlink:to="label_AllocatedShareBasedCompensationExpense_2" xlink:title="Label : AllocatedShareBasedCompensationExpense to label_AllocatedShareBasedCompensationExpense_2" />
    <link:loc xlink:type="locator" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_Cash" xlink:label="Cash" xlink:title="Cash" />
    <link:label xlink:type="resource" xlink:label="label_Cash" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:title="label_Cash" xml:lang="en-US" id="label_Cash">Cash</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="Cash" xlink:to="label_Cash" xlink:title="Label : Cash to label_Cash" />
    <link:label xlink:type="resource" xlink:label="label_Cash_1" xlink:role="http://www.xbrl.org/2003/role/label" xlink:title="label_Cash_1" xml:lang="en-US" id="label_Cash_1">Cash</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="Cash" xlink:to="label_Cash_1" xlink:title="Label : Cash to label_Cash_1" />
    <link:loc xlink:type="locator" xlink:href="sxtp-20260630.xsd#sxtp_SharesIssuedPayrollTaxesWithholdings" xlink:label="SharesIssuedPayrollTaxesWithholdings" xlink:title="SharesIssuedPayrollTaxesWithholdings" />
    <link:label xlink:type="resource" xlink:label="label_SharesIssuedPayrollTaxesWithholdings" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:title="label_SharesIssuedPayrollTaxesWithholdings" xml:lang="en-US" id="label_SharesIssuedPayrollTaxesWithholdings">Shares payroll tax withholdings (in Shares)</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="SharesIssuedPayrollTaxesWithholdings" xlink:to="label_SharesIssuedPayrollTaxesWithholdings" xlink:title="Label : SharesIssuedPayrollTaxesWithholdings to label_SharesIssuedPayrollTaxesWithholdings" />
    <link:label xlink:type="resource" xlink:label="label_SharesIssuedPayrollTaxesWithholdings_1" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:title="label_SharesIssuedPayrollTaxesWithholdings_1" xml:lang="en-US" id="label_SharesIssuedPayrollTaxesWithholdings_1">The shares issued payroll taxes withholdings.</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="SharesIssuedPayrollTaxesWithholdings" xlink:to="label_SharesIssuedPayrollTaxesWithholdings_1" xlink:title="Label : SharesIssuedPayrollTaxesWithholdings to label_SharesIssuedPayrollTaxesWithholdings_1" />
    <link:label xlink:type="resource" xlink:label="label_SharesIssuedPayrollTaxesWithholdings_2" xlink:role="http://www.xbrl.org/2003/role/label" xlink:title="label_SharesIssuedPayrollTaxesWithholdings_2" xml:lang="en-US" id="label_SharesIssuedPayrollTaxesWithholdings_2">Shares Issued Payroll Taxes Withholdings</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="SharesIssuedPayrollTaxesWithholdings" xlink:to="label_SharesIssuedPayrollTaxesWithholdings_2" xlink:title="Label : SharesIssuedPayrollTaxesWithholdings to label_SharesIssuedPayrollTaxesWithholdings_2" />
    <link:loc xlink:type="locator" xlink:href="sxtp-20260630.xsd#sxtp_UnamortizedBalance" xlink:label="UnamortizedBalance" xlink:title="UnamortizedBalance" />
    <link:label xlink:type="resource" xlink:label="label_UnamortizedBalance" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:title="label_UnamortizedBalance" xml:lang="en-US" id="label_UnamortizedBalance">Unamortized balance</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="UnamortizedBalance" xlink:to="label_UnamortizedBalance" xlink:title="Label : UnamortizedBalance to label_UnamortizedBalance" />
    <link:label xlink:type="resource" xlink:label="label_UnamortizedBalance_1" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:title="label_UnamortizedBalance_1" xml:lang="en-US" id="label_UnamortizedBalance_1">The amount of unamortized balance.</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="UnamortizedBalance" xlink:to="label_UnamortizedBalance_1" xlink:title="Label : UnamortizedBalance to label_UnamortizedBalance_1" />
    <link:label xlink:type="resource" xlink:label="label_UnamortizedBalance_2" xlink:role="http://www.xbrl.org/2003/role/label" xlink:title="label_UnamortizedBalance_2" xml:lang="en-US" id="label_UnamortizedBalance_2">Unamortized Balance</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="UnamortizedBalance" xlink:to="label_UnamortizedBalance_2" xlink:title="Label : UnamortizedBalance to label_UnamortizedBalance_2" />
    <link:loc xlink:type="locator" xlink:href="sxtp-20260630.xsd#sxtp_ScheduleOfShareBasedCompensationExpensesAbstract" xlink:label="ScheduleOfShareBasedCompensationExpensesAbstract" xlink:title="ScheduleOfShareBasedCompensationExpensesAbstract" />
    <link:label xlink:type="resource" xlink:label="label_ScheduleOfShareBasedCompensationExpensesAbstract" xlink:role="http://www.xbrl.org/2003/role/label" xlink:title="label_ScheduleOfShareBasedCompensationExpensesAbstract" xml:lang="en-US" id="label_ScheduleOfShareBasedCompensationExpensesAbstract">Schedule Of Share Based Compensation Expenses Abstract</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="ScheduleOfShareBasedCompensationExpensesAbstract" xlink:to="label_ScheduleOfShareBasedCompensationExpensesAbstract" xlink:title="Label : ScheduleOfShareBasedCompensationExpensesAbstract to label_ScheduleOfShareBasedCompensationExpensesAbstract" />
    <link:loc xlink:type="locator" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_ScheduleOfEmployeeServiceShareBasedCompensationAllocationOfRecognizedPeriodCostsTable" xlink:label="ScheduleOfEmployeeServiceShareBasedCompensationAllocationOfRecognizedPeriodCostsTable" xlink:title="ScheduleOfEmployeeServiceShareBasedCompensationAllocationOfRecognizedPeriodCostsTable" />
    <link:label xlink:type="resource" xlink:label="label_ScheduleOfEmployeeServiceShareBasedCompensationAllocationOfRecognizedPeriodCostsTable" xlink:role="http://www.xbrl.org/2003/role/label" xlink:title="label_ScheduleOfEmployeeServiceShareBasedCompensationAllocationOfRecognizedPeriodCostsTable" xml:lang="en-US" id="label_ScheduleOfEmployeeServiceShareBasedCompensationAllocationOfRecognizedPeriodCostsTable">Share-Based Payment Arrangement, Expensed and Capitalized, Amount [Table]</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="ScheduleOfEmployeeServiceShareBasedCompensationAllocationOfRecognizedPeriodCostsTable" xlink:to="label_ScheduleOfEmployeeServiceShareBasedCompensationAllocationOfRecognizedPeriodCostsTable" xlink:title="Label : ScheduleOfEmployeeServiceShareBasedCompensationAllocationOfRecognizedPeriodCostsTable to label_ScheduleOfEmployeeServiceShareBasedCompensationAllocationOfRecognizedPeriodCostsTable" />
    <link:loc xlink:type="locator" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_IncomeStatementLocationAxis" xlink:label="IncomeStatementLocationAxis" xlink:title="IncomeStatementLocationAxis" />
    <link:label xlink:type="resource" xlink:label="label_IncomeStatementLocationAxis" xlink:role="http://www.xbrl.org/2003/role/label" xlink:title="label_IncomeStatementLocationAxis" xml:lang="en-US" id="label_IncomeStatementLocationAxis">Statement of Income Location, Balance [Axis]</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="IncomeStatementLocationAxis" xlink:to="label_IncomeStatementLocationAxis" xlink:title="Label : IncomeStatementLocationAxis to label_IncomeStatementLocationAxis" />
    <link:loc xlink:type="locator" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_IncomeStatementLocationDomain" xlink:label="IncomeStatementLocationDomain" xlink:title="IncomeStatementLocationDomain" />
    <link:label xlink:type="resource" xlink:label="label_IncomeStatementLocationDomain" xlink:role="http://www.xbrl.org/2003/role/label" xlink:title="label_IncomeStatementLocationDomain" xml:lang="en-US" id="label_IncomeStatementLocationDomain">Statement of Income Location, Balance [Domain]</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="IncomeStatementLocationDomain" xlink:to="label_IncomeStatementLocationDomain" xlink:title="Label : IncomeStatementLocationDomain to label_IncomeStatementLocationDomain" />
    <link:loc xlink:type="locator" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_GeneralAndAdministrativeExpenseMember" xlink:label="GeneralAndAdministrativeExpenseMember" xlink:title="GeneralAndAdministrativeExpenseMember" />
    <link:label xlink:type="resource" xlink:label="label_GeneralAndAdministrativeExpenseMember" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:title="label_GeneralAndAdministrativeExpenseMember" xml:lang="en-US" id="label_GeneralAndAdministrativeExpenseMember">General and Administrative Expenses [Member]</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="GeneralAndAdministrativeExpenseMember" xlink:to="label_GeneralAndAdministrativeExpenseMember" xlink:title="Label : GeneralAndAdministrativeExpenseMember to label_GeneralAndAdministrativeExpenseMember" />
    <link:label xlink:type="resource" xlink:label="label_GeneralAndAdministrativeExpenseMember_1" xlink:role="http://www.xbrl.org/2003/role/label" xlink:title="label_GeneralAndAdministrativeExpenseMember_1" xml:lang="en-US" id="label_GeneralAndAdministrativeExpenseMember_1">General and Administrative Expense [Member]</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="GeneralAndAdministrativeExpenseMember" xlink:to="label_GeneralAndAdministrativeExpenseMember_1" xlink:title="Label : GeneralAndAdministrativeExpenseMember to label_GeneralAndAdministrativeExpenseMember_1" />
    <link:loc xlink:type="locator" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardFairValueAssumptionsAndMethodologyAbstract" xlink:label="ShareBasedCompensationArrangementByShareBasedPaymentAwardFairValueAssumptionsAndMethodologyAbstract" xlink:title="ShareBasedCompensationArrangementByShareBasedPaymentAwardFairValueAssumptionsAndMethodologyAbstract" />
    <link:label xlink:type="resource" xlink:label="label_ShareBasedCompensationArrangementByShareBasedPaymentAwardFairValueAssumptionsAndMethodologyAbstract" xlink:role="http://www.xbrl.org/2003/role/label" xlink:title="label_ShareBasedCompensationArrangementByShareBasedPaymentAwardFairValueAssumptionsAndMethodologyAbstract" xml:lang="en-US" id="label_ShareBasedCompensationArrangementByShareBasedPaymentAwardFairValueAssumptionsAndMethodologyAbstract">Fair Value Measurement Inputs and Valuation Techniques [Abstract]</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="ShareBasedCompensationArrangementByShareBasedPaymentAwardFairValueAssumptionsAndMethodologyAbstract" xlink:to="label_ShareBasedCompensationArrangementByShareBasedPaymentAwardFairValueAssumptionsAndMethodologyAbstract" xlink:title="Label : ShareBasedCompensationArrangementByShareBasedPaymentAwardFairValueAssumptionsAndMethodologyAbstract to label_ShareBasedCompensationArrangementByShareBasedPaymentAwardFairValueAssumptionsAndMethodologyAbstract" />
    <link:loc xlink:type="locator" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsGrantsInPeriodWeightedAverageGrantDateFairValue" xlink:label="ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsGrantsInPeriodWeightedAverageGrantDateFairValue" xlink:title="ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsGrantsInPeriodWeightedAverageGrantDateFairValue" />
    <link:label xlink:type="resource" xlink:label="label_ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsGrantsInPeriodWeightedAverageGrantDateFairValue" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:title="label_ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsGrantsInPeriodWeightedAverageGrantDateFairValue" xml:lang="en-US" id="label_ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsGrantsInPeriodWeightedAverageGrantDateFairValue">Weighted-average grant date fair value (in Dollars per share)</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsGrantsInPeriodWeightedAverageGrantDateFairValue" xlink:to="label_ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsGrantsInPeriodWeightedAverageGrantDateFairValue" xlink:title="Label : ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsGrantsInPeriodWeightedAverageGrantDateFairValue to label_ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsGrantsInPeriodWeightedAverageGrantDateFairValue" />
    <link:label xlink:type="resource" xlink:label="label_ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsGrantsInPeriodWeightedAverageGrantDateFairValue_1" xlink:role="http://www.xbrl.org/2003/role/label" xlink:title="label_ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsGrantsInPeriodWeightedAverageGrantDateFairValue_1" xml:lang="en-US" id="label_ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsGrantsInPeriodWeightedAverageGrantDateFairValue_1">Share-Based Compensation Arrangement by Share-Based Payment Award, Options, Grants in Period, Weighted Average Grant Date Fair Value</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsGrantsInPeriodWeightedAverageGrantDateFairValue" xlink:to="label_ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsGrantsInPeriodWeightedAverageGrantDateFairValue_1" xlink:title="Label : ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsGrantsInPeriodWeightedAverageGrantDateFairValue to label_ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsGrantsInPeriodWeightedAverageGrantDateFairValue_1" />
    <link:loc xlink:type="locator" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardFairValueAssumptionsRiskFreeInterestRate" xlink:label="ShareBasedCompensationArrangementByShareBasedPaymentAwardFairValueAssumptionsRiskFreeInterestRate" xlink:title="ShareBasedCompensationArrangementByShareBasedPaymentAwardFairValueAssumptionsRiskFreeInterestRate" />
    <link:label xlink:type="resource" xlink:label="label_ShareBasedCompensationArrangementByShareBasedPaymentAwardFairValueAssumptionsRiskFreeInterestRate" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:title="label_ShareBasedCompensationArrangementByShareBasedPaymentAwardFairValueAssumptionsRiskFreeInterestRate" xml:lang="en-US" id="label_ShareBasedCompensationArrangementByShareBasedPaymentAwardFairValueAssumptionsRiskFreeInterestRate">Risk-free interest rate</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="ShareBasedCompensationArrangementByShareBasedPaymentAwardFairValueAssumptionsRiskFreeInterestRate" xlink:to="label_ShareBasedCompensationArrangementByShareBasedPaymentAwardFairValueAssumptionsRiskFreeInterestRate" xlink:title="Label : ShareBasedCompensationArrangementByShareBasedPaymentAwardFairValueAssumptionsRiskFreeInterestRate to label_ShareBasedCompensationArrangementByShareBasedPaymentAwardFairValueAssumptionsRiskFreeInterestRate" />
    <link:label xlink:type="resource" xlink:label="label_ShareBasedCompensationArrangementByShareBasedPaymentAwardFairValueAssumptionsRiskFreeInterestRate_1" xlink:role="http://www.xbrl.org/2003/role/label" xlink:title="label_ShareBasedCompensationArrangementByShareBasedPaymentAwardFairValueAssumptionsRiskFreeInterestRate_1" xml:lang="en-US" id="label_ShareBasedCompensationArrangementByShareBasedPaymentAwardFairValueAssumptionsRiskFreeInterestRate_1">Share-Based Compensation Arrangement by Share-Based Payment Award, Fair Value Assumptions, Risk Free Interest Rate</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="ShareBasedCompensationArrangementByShareBasedPaymentAwardFairValueAssumptionsRiskFreeInterestRate" xlink:to="label_ShareBasedCompensationArrangementByShareBasedPaymentAwardFairValueAssumptionsRiskFreeInterestRate_1" xlink:title="Label : ShareBasedCompensationArrangementByShareBasedPaymentAwardFairValueAssumptionsRiskFreeInterestRate to label_ShareBasedCompensationArrangementByShareBasedPaymentAwardFairValueAssumptionsRiskFreeInterestRate_1" />
    <link:loc xlink:type="locator" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardFairValueAssumptionsExpectedVolatilityRate" xlink:label="ShareBasedCompensationArrangementByShareBasedPaymentAwardFairValueAssumptionsExpectedVolatilityRate" xlink:title="ShareBasedCompensationArrangementByShareBasedPaymentAwardFairValueAssumptionsExpectedVolatilityRate" />
    <link:label xlink:type="resource" xlink:label="label_ShareBasedCompensationArrangementByShareBasedPaymentAwardFairValueAssumptionsExpectedVolatilityRate" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:title="label_ShareBasedCompensationArrangementByShareBasedPaymentAwardFairValueAssumptionsExpectedVolatilityRate" xml:lang="en-US" id="label_ShareBasedCompensationArrangementByShareBasedPaymentAwardFairValueAssumptionsExpectedVolatilityRate">Expected volatility</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="ShareBasedCompensationArrangementByShareBasedPaymentAwardFairValueAssumptionsExpectedVolatilityRate" xlink:to="label_ShareBasedCompensationArrangementByShareBasedPaymentAwardFairValueAssumptionsExpectedVolatilityRate" xlink:title="Label : ShareBasedCompensationArrangementByShareBasedPaymentAwardFairValueAssumptionsExpectedVolatilityRate to label_ShareBasedCompensationArrangementByShareBasedPaymentAwardFairValueAssumptionsExpectedVolatilityRate" />
    <link:label xlink:type="resource" xlink:label="label_ShareBasedCompensationArrangementByShareBasedPaymentAwardFairValueAssumptionsExpectedVolatilityRate_1" xlink:role="http://www.xbrl.org/2003/role/label" xlink:title="label_ShareBasedCompensationArrangementByShareBasedPaymentAwardFairValueAssumptionsExpectedVolatilityRate_1" xml:lang="en-US" id="label_ShareBasedCompensationArrangementByShareBasedPaymentAwardFairValueAssumptionsExpectedVolatilityRate_1">Share-Based Compensation Arrangement by Share-Based Payment Award, Fair Value Assumptions, Expected Volatility Rate</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="ShareBasedCompensationArrangementByShareBasedPaymentAwardFairValueAssumptionsExpectedVolatilityRate" xlink:to="label_ShareBasedCompensationArrangementByShareBasedPaymentAwardFairValueAssumptionsExpectedVolatilityRate_1" xlink:title="Label : ShareBasedCompensationArrangementByShareBasedPaymentAwardFairValueAssumptionsExpectedVolatilityRate to label_ShareBasedCompensationArrangementByShareBasedPaymentAwardFairValueAssumptionsExpectedVolatilityRate_1" />
    <link:loc xlink:type="locator" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_SharebasedCompensationArrangementBySharebasedPaymentAwardFairValueAssumptionsExpectedTerm1" xlink:label="SharebasedCompensationArrangementBySharebasedPaymentAwardFairValueAssumptionsExpectedTerm1" xlink:title="SharebasedCompensationArrangementBySharebasedPaymentAwardFairValueAssumptionsExpectedTerm1" />
    <link:label xlink:type="resource" xlink:label="label_SharebasedCompensationArrangementBySharebasedPaymentAwardFairValueAssumptionsExpectedTerm1" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:title="label_SharebasedCompensationArrangementBySharebasedPaymentAwardFairValueAssumptionsExpectedTerm1" xml:lang="en-US" id="label_SharebasedCompensationArrangementBySharebasedPaymentAwardFairValueAssumptionsExpectedTerm1">Expected term (years)</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="SharebasedCompensationArrangementBySharebasedPaymentAwardFairValueAssumptionsExpectedTerm1" xlink:to="label_SharebasedCompensationArrangementBySharebasedPaymentAwardFairValueAssumptionsExpectedTerm1" xlink:title="Label : SharebasedCompensationArrangementBySharebasedPaymentAwardFairValueAssumptionsExpectedTerm1 to label_SharebasedCompensationArrangementBySharebasedPaymentAwardFairValueAssumptionsExpectedTerm1" />
    <link:label xlink:type="resource" xlink:label="label_SharebasedCompensationArrangementBySharebasedPaymentAwardFairValueAssumptionsExpectedTerm1_1" xlink:role="http://www.xbrl.org/2003/role/label" xlink:title="label_SharebasedCompensationArrangementBySharebasedPaymentAwardFairValueAssumptionsExpectedTerm1_1" xml:lang="en-US" id="label_SharebasedCompensationArrangementBySharebasedPaymentAwardFairValueAssumptionsExpectedTerm1_1">Share-Based Compensation Arrangement by Share-Based Payment Award, Fair Value Assumptions, Expected Term</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="SharebasedCompensationArrangementBySharebasedPaymentAwardFairValueAssumptionsExpectedTerm1" xlink:to="label_SharebasedCompensationArrangementBySharebasedPaymentAwardFairValueAssumptionsExpectedTerm1_1" xlink:title="Label : SharebasedCompensationArrangementBySharebasedPaymentAwardFairValueAssumptionsExpectedTerm1 to label_SharebasedCompensationArrangementBySharebasedPaymentAwardFairValueAssumptionsExpectedTerm1_1" />
    <link:loc xlink:type="locator" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardFairValueAssumptionsExpectedDividendRate" xlink:label="ShareBasedCompensationArrangementByShareBasedPaymentAwardFairValueAssumptionsExpectedDividendRate" xlink:title="ShareBasedCompensationArrangementByShareBasedPaymentAwardFairValueAssumptionsExpectedDividendRate" />
    <link:label xlink:type="resource" xlink:label="label_ShareBasedCompensationArrangementByShareBasedPaymentAwardFairValueAssumptionsExpectedDividendRate" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:title="label_ShareBasedCompensationArrangementByShareBasedPaymentAwardFairValueAssumptionsExpectedDividendRate" xml:lang="en-US" id="label_ShareBasedCompensationArrangementByShareBasedPaymentAwardFairValueAssumptionsExpectedDividendRate">Expected dividend yield</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="ShareBasedCompensationArrangementByShareBasedPaymentAwardFairValueAssumptionsExpectedDividendRate" xlink:to="label_ShareBasedCompensationArrangementByShareBasedPaymentAwardFairValueAssumptionsExpectedDividendRate" xlink:title="Label : ShareBasedCompensationArrangementByShareBasedPaymentAwardFairValueAssumptionsExpectedDividendRate to label_ShareBasedCompensationArrangementByShareBasedPaymentAwardFairValueAssumptionsExpectedDividendRate" />
    <link:label xlink:type="resource" xlink:label="label_ShareBasedCompensationArrangementByShareBasedPaymentAwardFairValueAssumptionsExpectedDividendRate_1" xlink:role="http://www.xbrl.org/2003/role/label" xlink:title="label_ShareBasedCompensationArrangementByShareBasedPaymentAwardFairValueAssumptionsExpectedDividendRate_1" xml:lang="en-US" id="label_ShareBasedCompensationArrangementByShareBasedPaymentAwardFairValueAssumptionsExpectedDividendRate_1">Share-Based Compensation Arrangement by Share-Based Payment Award, Fair Value Assumptions, Expected Dividend Rate</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="ShareBasedCompensationArrangementByShareBasedPaymentAwardFairValueAssumptionsExpectedDividendRate" xlink:to="label_ShareBasedCompensationArrangementByShareBasedPaymentAwardFairValueAssumptionsExpectedDividendRate_1" xlink:title="Label : ShareBasedCompensationArrangementByShareBasedPaymentAwardFairValueAssumptionsExpectedDividendRate to label_ShareBasedCompensationArrangementByShareBasedPaymentAwardFairValueAssumptionsExpectedDividendRate_1" />
    <link:loc xlink:type="locator" xlink:href="sxtp-20260630.xsd#sxtp_CommitmentsandContingenciesDetailsTable" xlink:label="CommitmentsandContingenciesDetailsTable" xlink:title="CommitmentsandContingenciesDetailsTable" />
    <link:label xlink:type="resource" xlink:label="label_CommitmentsandContingenciesDetailsTable" xlink:role="http://www.xbrl.org/2003/role/label" xlink:title="label_CommitmentsandContingenciesDetailsTable" xml:lang="en-US" id="label_CommitmentsandContingenciesDetailsTable">Commitments and Contingencies (Details) [Table]</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="CommitmentsandContingenciesDetailsTable" xlink:to="label_CommitmentsandContingenciesDetailsTable" xlink:title="Label : CommitmentsandContingenciesDetailsTable to label_CommitmentsandContingenciesDetailsTable" />
    <link:loc xlink:type="locator" xlink:href="https://xbrl.fasb.org/srt/2025/elts/srt-2025.xsd#srt_RangeAxis" xlink:label="RangeAxis" xlink:title="RangeAxis" />
    <link:label xlink:type="resource" xlink:label="label_RangeAxis" xlink:role="http://www.xbrl.org/2003/role/label" xlink:title="label_RangeAxis" xml:lang="en-US" id="label_RangeAxis">Statistical Measurement [Axis]</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="RangeAxis" xlink:to="label_RangeAxis" xlink:title="Label : RangeAxis to label_RangeAxis" />
    <link:loc xlink:type="locator" xlink:href="https://xbrl.fasb.org/srt/2025/elts/srt-2025.xsd#srt_RangeMember" xlink:label="RangeMember" xlink:title="RangeMember" />
    <link:label xlink:type="resource" xlink:label="label_RangeMember" xlink:role="http://www.xbrl.org/2003/role/label" xlink:title="label_RangeMember" xml:lang="en-US" id="label_RangeMember">Statistical Measurement [Domain]</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="RangeMember" xlink:to="label_RangeMember" xlink:title="Label : RangeMember to label_RangeMember" />
    <link:loc xlink:type="locator" xlink:href="https://xbrl.fasb.org/srt/2025/elts/srt-2025.xsd#srt_MinimumMember" xlink:label="MinimumMember" xlink:title="MinimumMember" />
    <link:label xlink:type="resource" xlink:label="label_MinimumMember" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:title="label_MinimumMember" xml:lang="en-US" id="label_MinimumMember">Minimum [Member]</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="MinimumMember" xlink:to="label_MinimumMember" xlink:title="Label : MinimumMember to label_MinimumMember" />
    <link:label xlink:type="resource" xlink:label="label_MinimumMember_1" xlink:role="http://www.xbrl.org/2003/role/label" xlink:title="label_MinimumMember_1" xml:lang="en-US" id="label_MinimumMember_1">Minimum [Member]</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="MinimumMember" xlink:to="label_MinimumMember_1" xlink:title="Label : MinimumMember to label_MinimumMember_1" />
    <link:loc xlink:type="locator" xlink:href="https://xbrl.fasb.org/srt/2025/elts/srt-2025.xsd#srt_MaximumMember" xlink:label="MaximumMember" xlink:title="MaximumMember" />
    <link:label xlink:type="resource" xlink:label="label_MaximumMember" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:title="label_MaximumMember" xml:lang="en-US" id="label_MaximumMember">Maximum [Member]</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="MaximumMember" xlink:to="label_MaximumMember" xlink:title="Label : MaximumMember to label_MaximumMember" />
    <link:label xlink:type="resource" xlink:label="label_MaximumMember_1" xlink:role="http://www.xbrl.org/2003/role/label" xlink:title="label_MaximumMember_1" xml:lang="en-US" id="label_MaximumMember_1">Maximum [Member]</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="MaximumMember" xlink:to="label_MaximumMember_1" xlink:title="Label : MaximumMember to label_MaximumMember_1" />
    <link:loc xlink:type="locator" xlink:href="https://xbrl.fasb.org/srt/2025/elts/srt-2025.xsd#srt_TitleOfIndividualAxis" xlink:label="TitleOfIndividualAxis" xlink:title="TitleOfIndividualAxis" />
    <link:label xlink:type="resource" xlink:label="label_TitleOfIndividualAxis" xlink:role="http://www.xbrl.org/2003/role/label" xlink:title="label_TitleOfIndividualAxis" xml:lang="en-US" id="label_TitleOfIndividualAxis">Title and Position [Axis]</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="TitleOfIndividualAxis" xlink:to="label_TitleOfIndividualAxis" xlink:title="Label : TitleOfIndividualAxis to label_TitleOfIndividualAxis" />
    <link:loc xlink:type="locator" xlink:href="https://xbrl.fasb.org/srt/2025/elts/srt-2025.xsd#srt_TitleOfIndividualWithRelationshipToEntityDomain" xlink:label="TitleOfIndividualWithRelationshipToEntityDomain" xlink:title="TitleOfIndividualWithRelationshipToEntityDomain" />
    <link:label xlink:type="resource" xlink:label="label_TitleOfIndividualWithRelationshipToEntityDomain" xlink:role="http://www.xbrl.org/2003/role/label" xlink:title="label_TitleOfIndividualWithRelationshipToEntityDomain" xml:lang="en-US" id="label_TitleOfIndividualWithRelationshipToEntityDomain">Title and Position [Domain]</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="TitleOfIndividualWithRelationshipToEntityDomain" xlink:to="label_TitleOfIndividualWithRelationshipToEntityDomain" xlink:title="Label : TitleOfIndividualWithRelationshipToEntityDomain to label_TitleOfIndividualWithRelationshipToEntityDomain" />
    <link:loc xlink:type="locator" xlink:href="https://xbrl.fasb.org/srt/2025/elts/srt-2025.xsd#srt_BoardOfDirectorsChairmanMember" xlink:label="BoardOfDirectorsChairmanMember" xlink:title="BoardOfDirectorsChairmanMember" />
    <link:label xlink:type="resource" xlink:label="label_BoardOfDirectorsChairmanMember" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:title="label_BoardOfDirectorsChairmanMember" xml:lang="en-US" id="label_BoardOfDirectorsChairmanMember">Board of Directors [Member]</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="BoardOfDirectorsChairmanMember" xlink:to="label_BoardOfDirectorsChairmanMember" xlink:title="Label : BoardOfDirectorsChairmanMember to label_BoardOfDirectorsChairmanMember" />
    <link:label xlink:type="resource" xlink:label="label_BoardOfDirectorsChairmanMember_1" xlink:role="http://www.xbrl.org/2003/role/verboseLabel" xlink:title="label_BoardOfDirectorsChairmanMember_1" xml:lang="en-US" id="label_BoardOfDirectorsChairmanMember_1">Board of Directors Chairman [Member]</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="BoardOfDirectorsChairmanMember" xlink:to="label_BoardOfDirectorsChairmanMember_1" xlink:title="Label : BoardOfDirectorsChairmanMember to label_BoardOfDirectorsChairmanMember_1" />
    <link:label xlink:type="resource" xlink:label="label_BoardOfDirectorsChairmanMember_2" xlink:role="http://www.xbrl.org/2003/role/label" xlink:title="label_BoardOfDirectorsChairmanMember_2" xml:lang="en-US" id="label_BoardOfDirectorsChairmanMember_2">Board of Directors Chairman [Member]</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="BoardOfDirectorsChairmanMember" xlink:to="label_BoardOfDirectorsChairmanMember_2" xlink:title="Label : BoardOfDirectorsChairmanMember to label_BoardOfDirectorsChairmanMember_2" />
    <link:loc xlink:type="locator" xlink:href="sxtp-20260630.xsd#sxtp_CherylXuMember" xlink:label="CherylXuMember" xlink:title="CherylXuMember" />
    <link:label xlink:type="resource" xlink:label="label_CherylXuMember" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:title="label_CherylXuMember" xml:lang="en-US" id="label_CherylXuMember">Cheryl Xu [Member]</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="CherylXuMember" xlink:to="label_CherylXuMember" xlink:title="Label : CherylXuMember to label_CherylXuMember" />
    <link:label xlink:type="resource" xlink:label="label_CherylXuMember_1" xlink:role="http://www.xbrl.org/2003/role/label" xlink:title="label_CherylXuMember_1" xml:lang="en-US" id="label_CherylXuMember_1">Cheryl Xu Member</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="CherylXuMember" xlink:to="label_CherylXuMember_1" xlink:title="Label : CherylXuMember to label_CherylXuMember_1" />
    <link:loc xlink:type="locator" xlink:href="sxtp-20260630.xsd#sxtp_PaulFieldMember" xlink:label="PaulFieldMember" xlink:title="PaulFieldMember" />
    <link:label xlink:type="resource" xlink:label="label_PaulFieldMember" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:title="label_PaulFieldMember" xml:lang="en-US" id="label_PaulFieldMember">Paul Field [Member]</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="PaulFieldMember" xlink:to="label_PaulFieldMember" xlink:title="Label : PaulFieldMember to label_PaulFieldMember" />
    <link:label xlink:type="resource" xlink:label="label_PaulFieldMember_1" xlink:role="http://www.xbrl.org/2003/role/label" xlink:title="label_PaulFieldMember_1" xml:lang="en-US" id="label_PaulFieldMember_1">Paul Field Member</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="PaulFieldMember" xlink:to="label_PaulFieldMember_1" xlink:title="Label : PaulFieldMember to label_PaulFieldMember_1" />
    <link:loc xlink:type="locator" xlink:href="sxtp-20260630.xsd#sxtp_CharlesAllenMember" xlink:label="CharlesAllenMember" xlink:title="CharlesAllenMember" />
    <link:label xlink:type="resource" xlink:label="label_CharlesAllenMember" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:title="label_CharlesAllenMember" xml:lang="en-US" id="label_CharlesAllenMember">Charles Allen [Member]</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="CharlesAllenMember" xlink:to="label_CharlesAllenMember" xlink:title="Label : CharlesAllenMember to label_CharlesAllenMember" />
    <link:label xlink:type="resource" xlink:label="label_CharlesAllenMember_1" xlink:role="http://www.xbrl.org/2003/role/label" xlink:title="label_CharlesAllenMember_1" xml:lang="en-US" id="label_CharlesAllenMember_1">Charles Allen Member</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="CharlesAllenMember" xlink:to="label_CharlesAllenMember_1" xlink:title="Label : CharlesAllenMember to label_CharlesAllenMember_1" />
    <link:loc xlink:type="locator" xlink:href="sxtp-20260630.xsd#sxtp_StephenTooveyMember" xlink:label="StephenTooveyMember" xlink:title="StephenTooveyMember" />
    <link:label xlink:type="resource" xlink:label="label_StephenTooveyMember" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:title="label_StephenTooveyMember" xml:lang="en-US" id="label_StephenTooveyMember">Stephen Toovey [Member]</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="StephenTooveyMember" xlink:to="label_StephenTooveyMember" xlink:title="Label : StephenTooveyMember to label_StephenTooveyMember" />
    <link:label xlink:type="resource" xlink:label="label_StephenTooveyMember_1" xlink:role="http://www.xbrl.org/2003/role/label" xlink:title="label_StephenTooveyMember_1" xml:lang="en-US" id="label_StephenTooveyMember_1">Stephen Toovey Member</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="StephenTooveyMember" xlink:to="label_StephenTooveyMember_1" xlink:title="Label : StephenTooveyMember to label_StephenTooveyMember_1" />
    <link:loc xlink:type="locator" xlink:href="sxtp-20260630.xsd#sxtp_USGovernmentSalesMember" xlink:label="USGovernmentSalesMember" xlink:title="USGovernmentSalesMember" />
    <link:label xlink:type="resource" xlink:label="label_USGovernmentSalesMember" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:title="label_USGovernmentSalesMember" xml:lang="en-US" id="label_USGovernmentSalesMember">US Government Sales [Member]</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="USGovernmentSalesMember" xlink:to="label_USGovernmentSalesMember" xlink:title="Label : USGovernmentSalesMember to label_USGovernmentSalesMember" />
    <link:label xlink:type="resource" xlink:label="label_USGovernmentSalesMember_1" xlink:role="http://www.xbrl.org/2003/role/label" xlink:title="label_USGovernmentSalesMember_1" xml:lang="en-US" id="label_USGovernmentSalesMember_1">USGovernment Sales Member</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="USGovernmentSalesMember" xlink:to="label_USGovernmentSalesMember_1" xlink:title="Label : USGovernmentSalesMember to label_USGovernmentSalesMember_1" />
    <link:loc xlink:type="locator" xlink:href="sxtp-20260630.xsd#sxtp_USArmyAgreementMember" xlink:label="USArmyAgreementMember" xlink:title="USArmyAgreementMember" />
    <link:label xlink:type="resource" xlink:label="label_USArmyAgreementMember" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:title="label_USArmyAgreementMember" xml:lang="en-US" id="label_USArmyAgreementMember">U.S. Army Agreement [Member]</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="USArmyAgreementMember" xlink:to="label_USArmyAgreementMember" xlink:title="Label : USArmyAgreementMember to label_USArmyAgreementMember" />
    <link:label xlink:type="resource" xlink:label="label_USArmyAgreementMember_1" xlink:role="http://www.xbrl.org/2003/role/label" xlink:title="label_USArmyAgreementMember_1" xml:lang="en-US" id="label_USArmyAgreementMember_1">USArmy Agreement Member</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="USArmyAgreementMember" xlink:to="label_USArmyAgreementMember_1" xlink:title="Label : USArmyAgreementMember to label_USArmyAgreementMember_1" />
    <link:loc xlink:type="locator" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_OtherCommitmentsLineItems" xlink:label="OtherCommitmentsLineItems" xlink:title="OtherCommitmentsLineItems" />
    <link:label xlink:type="resource" xlink:label="label_OtherCommitmentsLineItems" xlink:role="http://www.xbrl.org/2003/role/label" xlink:title="label_OtherCommitmentsLineItems" xml:lang="en-US" id="label_OtherCommitmentsLineItems">Commitments and Contingencies [Line Items]</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="OtherCommitmentsLineItems" xlink:to="label_OtherCommitmentsLineItems" xlink:title="Label : OtherCommitmentsLineItems to label_OtherCommitmentsLineItems" />
    <link:loc xlink:type="locator" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_OperatingLeaseCost" xlink:label="OperatingLeaseCost" xlink:title="OperatingLeaseCost" />
    <link:label xlink:type="resource" xlink:label="label_OperatingLeaseCost" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:title="label_OperatingLeaseCost" xml:lang="en-US" id="label_OperatingLeaseCost">Operating lease costs</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="OperatingLeaseCost" xlink:to="label_OperatingLeaseCost" xlink:title="Label : OperatingLeaseCost to label_OperatingLeaseCost" />
    <link:label xlink:type="resource" xlink:label="label_OperatingLeaseCost_1" xlink:role="http://www.xbrl.org/2003/role/label" xlink:title="label_OperatingLeaseCost_1" xml:lang="en-US" id="label_OperatingLeaseCost_1">Operating Lease, Cost</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="OperatingLeaseCost" xlink:to="label_OperatingLeaseCost_1" xlink:title="Label : OperatingLeaseCost to label_OperatingLeaseCost_1" />
    <link:loc xlink:type="locator" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_CompensationAndBenefitsTrust" xlink:label="CompensationAndBenefitsTrust" xlink:title="CompensationAndBenefitsTrust" />
    <link:label xlink:type="resource" xlink:label="label_CompensationAndBenefitsTrust" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:title="label_CompensationAndBenefitsTrust" xml:lang="en-US" id="label_CompensationAndBenefitsTrust">Cash compensation</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="CompensationAndBenefitsTrust" xlink:to="label_CompensationAndBenefitsTrust" xlink:title="Label : CompensationAndBenefitsTrust to label_CompensationAndBenefitsTrust" />
    <link:label xlink:type="resource" xlink:label="label_CompensationAndBenefitsTrust_1" xlink:role="http://www.xbrl.org/2003/role/label" xlink:title="label_CompensationAndBenefitsTrust_1" xml:lang="en-US" id="label_CompensationAndBenefitsTrust_1">Compensation and Benefits Trust</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="CompensationAndBenefitsTrust" xlink:to="label_CompensationAndBenefitsTrust_1" xlink:title="Label : CompensationAndBenefitsTrust to label_CompensationAndBenefitsTrust_1" />
    <link:loc xlink:type="locator" xlink:href="sxtp-20260630.xsd#sxtp_NumberOfNonAuditCommitteeChairs" xlink:label="NumberOfNonAuditCommitteeChairs" xlink:title="NumberOfNonAuditCommitteeChairs" />
    <link:label xlink:type="resource" xlink:label="label_NumberOfNonAuditCommitteeChairs" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:title="label_NumberOfNonAuditCommitteeChairs" xml:lang="en-US" id="label_NumberOfNonAuditCommitteeChairs">Number of non audit committee chairs</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="NumberOfNonAuditCommitteeChairs" xlink:to="label_NumberOfNonAuditCommitteeChairs" xlink:title="Label : NumberOfNonAuditCommitteeChairs to label_NumberOfNonAuditCommitteeChairs" />
    <link:label xlink:type="resource" xlink:label="label_NumberOfNonAuditCommitteeChairs_1" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:title="label_NumberOfNonAuditCommitteeChairs_1" xml:lang="en-US" id="label_NumberOfNonAuditCommitteeChairs_1">Number of non-audit committee chairs.</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="NumberOfNonAuditCommitteeChairs" xlink:to="label_NumberOfNonAuditCommitteeChairs_1" xlink:title="Label : NumberOfNonAuditCommitteeChairs to label_NumberOfNonAuditCommitteeChairs_1" />
    <link:label xlink:type="resource" xlink:label="label_NumberOfNonAuditCommitteeChairs_2" xlink:role="http://www.xbrl.org/2003/role/label" xlink:title="label_NumberOfNonAuditCommitteeChairs_2" xml:lang="en-US" id="label_NumberOfNonAuditCommitteeChairs_2">Number Of Non Audit Committee Chairs</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="NumberOfNonAuditCommitteeChairs" xlink:to="label_NumberOfNonAuditCommitteeChairs_2" xlink:title="Label : NumberOfNonAuditCommitteeChairs to label_NumberOfNonAuditCommitteeChairs_2" />
    <link:loc xlink:type="locator" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_BusinessCombinationContingentConsiderationLiability" xlink:label="BusinessCombinationContingentConsiderationLiability" xlink:title="BusinessCombinationContingentConsiderationLiability" />
    <link:label xlink:type="resource" xlink:label="label_BusinessCombinationContingentConsiderationLiability" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:title="label_BusinessCombinationContingentConsiderationLiability" xml:lang="en-US" id="label_BusinessCombinationContingentConsiderationLiability">Payment</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="BusinessCombinationContingentConsiderationLiability" xlink:to="label_BusinessCombinationContingentConsiderationLiability" xlink:title="Label : BusinessCombinationContingentConsiderationLiability to label_BusinessCombinationContingentConsiderationLiability" />
    <link:label xlink:type="resource" xlink:label="label_BusinessCombinationContingentConsiderationLiability_1" xlink:role="http://www.xbrl.org/2003/role/label" xlink:title="label_BusinessCombinationContingentConsiderationLiability_1" xml:lang="en-US" id="label_BusinessCombinationContingentConsiderationLiability_1">Business Combination, Contingent Consideration, Liability</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="BusinessCombinationContingentConsiderationLiability" xlink:to="label_BusinessCombinationContingentConsiderationLiability_1" xlink:title="Label : BusinessCombinationContingentConsiderationLiability to label_BusinessCombinationContingentConsiderationLiability_1" />
    <link:loc xlink:type="locator" xlink:href="sxtp-20260630.xsd#sxtp_LicensedTechnologyTerm" xlink:label="LicensedTechnologyTerm" xlink:title="LicensedTechnologyTerm" />
    <link:label xlink:type="resource" xlink:label="label_LicensedTechnologyTerm" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:title="label_LicensedTechnologyTerm" xml:lang="en-US" id="label_LicensedTechnologyTerm">Licensed technology term.</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="LicensedTechnologyTerm" xlink:to="label_LicensedTechnologyTerm" xlink:title="Label : LicensedTechnologyTerm to label_LicensedTechnologyTerm" />
    <link:label xlink:type="resource" xlink:label="label_LicensedTechnologyTerm_1" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:title="label_LicensedTechnologyTerm_1" xml:lang="en-US" id="label_LicensedTechnologyTerm_1">Licensed technology term.</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="LicensedTechnologyTerm" xlink:to="label_LicensedTechnologyTerm_1" xlink:title="Label : LicensedTechnologyTerm to label_LicensedTechnologyTerm_1" />
    <link:label xlink:type="resource" xlink:label="label_LicensedTechnologyTerm_2" xlink:role="http://www.xbrl.org/2003/role/label" xlink:title="label_LicensedTechnologyTerm_2" xml:lang="en-US" id="label_LicensedTechnologyTerm_2">Licensed Technology Term</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="LicensedTechnologyTerm" xlink:to="label_LicensedTechnologyTerm_2" xlink:title="Label : LicensedTechnologyTerm to label_LicensedTechnologyTerm_2" />
    <link:loc xlink:type="locator" xlink:href="sxtp-20260630.xsd#sxtp_AnnualRoyaltyPaymentPercentage" xlink:label="AnnualRoyaltyPaymentPercentage" xlink:title="AnnualRoyaltyPaymentPercentage" />
    <link:label xlink:type="resource" xlink:label="label_AnnualRoyaltyPaymentPercentage" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:title="label_AnnualRoyaltyPaymentPercentage" xml:lang="en-US" id="label_AnnualRoyaltyPaymentPercentage">Annual royalty payment</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="AnnualRoyaltyPaymentPercentage" xlink:to="label_AnnualRoyaltyPaymentPercentage" xlink:title="Label : AnnualRoyaltyPaymentPercentage to label_AnnualRoyaltyPaymentPercentage" />
    <link:label xlink:type="resource" xlink:label="label_AnnualRoyaltyPaymentPercentage_1" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:title="label_AnnualRoyaltyPaymentPercentage_1" xml:lang="en-US" id="label_AnnualRoyaltyPaymentPercentage_1">Percentage of annual royalty payment.</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="AnnualRoyaltyPaymentPercentage" xlink:to="label_AnnualRoyaltyPaymentPercentage_1" xlink:title="Label : AnnualRoyaltyPaymentPercentage to label_AnnualRoyaltyPaymentPercentage_1" />
    <link:label xlink:type="resource" xlink:label="label_AnnualRoyaltyPaymentPercentage_2" xlink:role="http://www.xbrl.org/2003/role/label" xlink:title="label_AnnualRoyaltyPaymentPercentage_2" xml:lang="en-US" id="label_AnnualRoyaltyPaymentPercentage_2">Annual Royalty Payment Percentage</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="AnnualRoyaltyPaymentPercentage" xlink:to="label_AnnualRoyaltyPaymentPercentage_2" xlink:title="Label : AnnualRoyaltyPaymentPercentage to label_AnnualRoyaltyPaymentPercentage_2" />
    <link:loc xlink:type="locator" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_RoyaltyExpense" xlink:label="RoyaltyExpense" xlink:title="RoyaltyExpense" />
    <link:label xlink:type="resource" xlink:label="label_RoyaltyExpense" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:title="label_RoyaltyExpense" xml:lang="en-US" id="label_RoyaltyExpense">Royalty expense</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="RoyaltyExpense" xlink:to="label_RoyaltyExpense" xlink:title="Label : RoyaltyExpense to label_RoyaltyExpense" />
    <link:label xlink:type="resource" xlink:label="label_RoyaltyExpense_1" xlink:role="http://www.xbrl.org/2003/role/label" xlink:title="label_RoyaltyExpense_1" xml:lang="en-US" id="label_RoyaltyExpense_1">Royalty Expense</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="RoyaltyExpense" xlink:to="label_RoyaltyExpense_1" xlink:title="Label : RoyaltyExpense to label_RoyaltyExpense_1" />
    <link:loc xlink:type="locator" xlink:href="sxtp-20260630.xsd#sxtp_PercentageOfRoyaltyPaymentsOfNetSales" xlink:label="PercentageOfRoyaltyPaymentsOfNetSales" xlink:title="PercentageOfRoyaltyPaymentsOfNetSales" />
    <link:label xlink:type="resource" xlink:label="label_PercentageOfRoyaltyPaymentsOfNetSales" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:title="label_PercentageOfRoyaltyPaymentsOfNetSales" xml:lang="en-US" id="label_PercentageOfRoyaltyPaymentsOfNetSales">Percentage of royalty payments of net sales</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="PercentageOfRoyaltyPaymentsOfNetSales" xlink:to="label_PercentageOfRoyaltyPaymentsOfNetSales" xlink:title="Label : PercentageOfRoyaltyPaymentsOfNetSales to label_PercentageOfRoyaltyPaymentsOfNetSales" />
    <link:label xlink:type="resource" xlink:label="label_PercentageOfRoyaltyPaymentsOfNetSales_1" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:title="label_PercentageOfRoyaltyPaymentsOfNetSales_1" xml:lang="en-US" id="label_PercentageOfRoyaltyPaymentsOfNetSales_1">Percentage of royalty payments of net sales.</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="PercentageOfRoyaltyPaymentsOfNetSales" xlink:to="label_PercentageOfRoyaltyPaymentsOfNetSales_1" xlink:title="Label : PercentageOfRoyaltyPaymentsOfNetSales to label_PercentageOfRoyaltyPaymentsOfNetSales_1" />
    <link:label xlink:type="resource" xlink:label="label_PercentageOfRoyaltyPaymentsOfNetSales_2" xlink:role="http://www.xbrl.org/2003/role/label" xlink:title="label_PercentageOfRoyaltyPaymentsOfNetSales_2" xml:lang="en-US" id="label_PercentageOfRoyaltyPaymentsOfNetSales_2">Percentage Of Royalty Payments Of Net Sales</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="PercentageOfRoyaltyPaymentsOfNetSales" xlink:to="label_PercentageOfRoyaltyPaymentsOfNetSales_2" xlink:title="Label : PercentageOfRoyaltyPaymentsOfNetSales to label_PercentageOfRoyaltyPaymentsOfNetSales_2" />
    <link:loc xlink:type="locator" xlink:href="sxtp-20260630.xsd#sxtp_PercentageOfTreatmentOfBabesiosis" xlink:label="PercentageOfTreatmentOfBabesiosis" xlink:title="PercentageOfTreatmentOfBabesiosis" />
    <link:label xlink:type="resource" xlink:label="label_PercentageOfTreatmentOfBabesiosis" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:title="label_PercentageOfTreatmentOfBabesiosis" xml:lang="en-US" id="label_PercentageOfTreatmentOfBabesiosis">Percentage of treatment of babesiosis</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="PercentageOfTreatmentOfBabesiosis" xlink:to="label_PercentageOfTreatmentOfBabesiosis" xlink:title="Label : PercentageOfTreatmentOfBabesiosis to label_PercentageOfTreatmentOfBabesiosis" />
    <link:label xlink:type="resource" xlink:label="label_PercentageOfTreatmentOfBabesiosis_1" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:title="label_PercentageOfTreatmentOfBabesiosis_1" xml:lang="en-US" id="label_PercentageOfTreatmentOfBabesiosis_1">Percentage of treatment of babesiosis.</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="PercentageOfTreatmentOfBabesiosis" xlink:to="label_PercentageOfTreatmentOfBabesiosis_1" xlink:title="Label : PercentageOfTreatmentOfBabesiosis to label_PercentageOfTreatmentOfBabesiosis_1" />
    <link:label xlink:type="resource" xlink:label="label_PercentageOfTreatmentOfBabesiosis_2" xlink:role="http://www.xbrl.org/2003/role/label" xlink:title="label_PercentageOfTreatmentOfBabesiosis_2" xml:lang="en-US" id="label_PercentageOfTreatmentOfBabesiosis_2">Percentage Of Treatment Of Babesiosis</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="PercentageOfTreatmentOfBabesiosis" xlink:to="label_PercentageOfTreatmentOfBabesiosis_2" xlink:title="Label : PercentageOfTreatmentOfBabesiosis to label_PercentageOfTreatmentOfBabesiosis_2" />
    <link:loc xlink:type="locator" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_RevenueRemainingPerformanceObligationPercentage" xlink:label="RevenueRemainingPerformanceObligationPercentage" xlink:title="RevenueRemainingPerformanceObligationPercentage" />
    <link:label xlink:type="resource" xlink:label="label_RevenueRemainingPerformanceObligationPercentage" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:title="label_RevenueRemainingPerformanceObligationPercentage" xml:lang="en-US" id="label_RevenueRemainingPerformanceObligationPercentage">Percentage of revenue</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="RevenueRemainingPerformanceObligationPercentage" xlink:to="label_RevenueRemainingPerformanceObligationPercentage" xlink:title="Label : RevenueRemainingPerformanceObligationPercentage to label_RevenueRemainingPerformanceObligationPercentage" />
    <link:label xlink:type="resource" xlink:label="label_RevenueRemainingPerformanceObligationPercentage_1" xlink:role="http://www.xbrl.org/2003/role/label" xlink:title="label_RevenueRemainingPerformanceObligationPercentage_1" xml:lang="en-US" id="label_RevenueRemainingPerformanceObligationPercentage_1">Revenue, Remaining Performance Obligation, Percentage</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="RevenueRemainingPerformanceObligationPercentage" xlink:to="label_RevenueRemainingPerformanceObligationPercentage_1" xlink:title="Label : RevenueRemainingPerformanceObligationPercentage to label_RevenueRemainingPerformanceObligationPercentage_1" />
    <link:loc xlink:type="locator" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_ResearchAndDevelopmentExpenseMember" xlink:label="ResearchAndDevelopmentExpenseMember" xlink:title="ResearchAndDevelopmentExpenseMember" />
    <link:label xlink:type="resource" xlink:label="label_ResearchAndDevelopmentExpenseMember" xlink:role="http://www.xbrl.org/2003/role/label" xlink:title="label_ResearchAndDevelopmentExpenseMember" xml:lang="en-US" id="label_ResearchAndDevelopmentExpenseMember">Research and Development Expense [Member]</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="ResearchAndDevelopmentExpenseMember" xlink:to="label_ResearchAndDevelopmentExpenseMember" xlink:title="Label : ResearchAndDevelopmentExpenseMember to label_ResearchAndDevelopmentExpenseMember" />
    <link:loc xlink:type="locator" xlink:href="https://xbrl.sec.gov/dei/2025/dei-2025.xsd#dei_CoverAbstract" xlink:label="CoverAbstract" xlink:title="CoverAbstract" />
    <link:label xlink:type="resource" xlink:label="label_CoverAbstract" xlink:role="http://www.xbrl.org/2003/role/label" xlink:title="label_CoverAbstract" xml:lang="en-US" id="label_CoverAbstract">Cover [Abstract]</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="CoverAbstract" xlink:to="label_CoverAbstract" xlink:title="Label : CoverAbstract to label_CoverAbstract" />
    <link:loc xlink:type="locator" xlink:href="https://xbrl.sec.gov/dei/2025/dei-2025.xsd#dei_DocumentInformationLineItems" xlink:label="DocumentInformationLineItems" xlink:title="DocumentInformationLineItems" />
    <link:label xlink:type="resource" xlink:label="label_DocumentInformationLineItems" xlink:role="http://www.xbrl.org/2003/role/label" xlink:title="label_DocumentInformationLineItems" xml:lang="en-US" id="label_DocumentInformationLineItems">Document Information [Line Items]</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="DocumentInformationLineItems" xlink:to="label_DocumentInformationLineItems" xlink:title="Label : DocumentInformationLineItems to label_DocumentInformationLineItems" />
    <link:loc xlink:type="locator" xlink:href="https://xbrl.sec.gov/dei/2025/dei-2025.xsd#dei_DocumentType" xlink:label="DocumentType" xlink:title="DocumentType" />
    <link:label xlink:type="resource" xlink:label="label_DocumentType" xlink:role="http://www.xbrl.org/2003/role/label" xlink:title="label_DocumentType" xml:lang="en-US" id="label_DocumentType">Document Type</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="DocumentType" xlink:to="label_DocumentType" xlink:title="Label : DocumentType to label_DocumentType" />
    <link:loc xlink:type="locator" xlink:href="https://xbrl.sec.gov/dei/2025/dei-2025.xsd#dei_AmendmentFlag" xlink:label="AmendmentFlag" xlink:title="AmendmentFlag" />
    <link:label xlink:type="resource" xlink:label="label_AmendmentFlag" xlink:role="http://www.xbrl.org/2003/role/label" xlink:title="label_AmendmentFlag" xml:lang="en-US" id="label_AmendmentFlag">Amendment Flag</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="AmendmentFlag" xlink:to="label_AmendmentFlag" xlink:title="Label : AmendmentFlag to label_AmendmentFlag" />
    <link:loc xlink:type="locator" xlink:href="https://xbrl.sec.gov/dei/2025/dei-2025.xsd#dei_DocumentPeriodEndDate" xlink:label="DocumentPeriodEndDate" xlink:title="DocumentPeriodEndDate" />
    <link:label xlink:type="resource" xlink:label="label_DocumentPeriodEndDate" xlink:role="http://www.xbrl.org/2003/role/label" xlink:title="label_DocumentPeriodEndDate" xml:lang="en-US" id="label_DocumentPeriodEndDate">Document Period End Date</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="DocumentPeriodEndDate" xlink:to="label_DocumentPeriodEndDate" xlink:title="Label : DocumentPeriodEndDate to label_DocumentPeriodEndDate" />
    <link:loc xlink:type="locator" xlink:href="https://xbrl.sec.gov/dei/2025/dei-2025.xsd#dei_DocumentFiscalYearFocus" xlink:label="DocumentFiscalYearFocus" xlink:title="DocumentFiscalYearFocus" />
    <link:label xlink:type="resource" xlink:label="label_DocumentFiscalYearFocus" xlink:role="http://www.xbrl.org/2003/role/label" xlink:title="label_DocumentFiscalYearFocus" xml:lang="en-US" id="label_DocumentFiscalYearFocus">Document Fiscal Year Focus</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="DocumentFiscalYearFocus" xlink:to="label_DocumentFiscalYearFocus" xlink:title="Label : DocumentFiscalYearFocus to label_DocumentFiscalYearFocus" />
    <link:loc xlink:type="locator" xlink:href="https://xbrl.sec.gov/dei/2025/dei-2025.xsd#dei_DocumentFiscalPeriodFocus" xlink:label="DocumentFiscalPeriodFocus" xlink:title="DocumentFiscalPeriodFocus" />
    <link:label xlink:type="resource" xlink:label="label_DocumentFiscalPeriodFocus" xlink:role="http://www.xbrl.org/2003/role/label" xlink:title="label_DocumentFiscalPeriodFocus" xml:lang="en-US" id="label_DocumentFiscalPeriodFocus">Document Fiscal Period Focus</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="DocumentFiscalPeriodFocus" xlink:to="label_DocumentFiscalPeriodFocus" xlink:title="Label : DocumentFiscalPeriodFocus to label_DocumentFiscalPeriodFocus" />
    <link:loc xlink:type="locator" xlink:href="https://xbrl.sec.gov/dei/2025/dei-2025.xsd#dei_EntityRegistrantName" xlink:label="EntityRegistrantName" xlink:title="EntityRegistrantName" />
    <link:label xlink:type="resource" xlink:label="label_EntityRegistrantName" xlink:role="http://www.xbrl.org/2003/role/label" xlink:title="label_EntityRegistrantName" xml:lang="en-US" id="label_EntityRegistrantName">Entity Registrant Name</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="EntityRegistrantName" xlink:to="label_EntityRegistrantName" xlink:title="Label : EntityRegistrantName to label_EntityRegistrantName" />
    <link:loc xlink:type="locator" xlink:href="https://xbrl.sec.gov/dei/2025/dei-2025.xsd#dei_EntityCentralIndexKey" xlink:label="EntityCentralIndexKey" xlink:title="EntityCentralIndexKey" />
    <link:label xlink:type="resource" xlink:label="label_EntityCentralIndexKey" xlink:role="http://www.xbrl.org/2003/role/label" xlink:title="label_EntityCentralIndexKey" xml:lang="en-US" id="label_EntityCentralIndexKey">Entity Central Index Key</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="EntityCentralIndexKey" xlink:to="label_EntityCentralIndexKey" xlink:title="Label : EntityCentralIndexKey to label_EntityCentralIndexKey" />
    <link:loc xlink:type="locator" xlink:href="https://xbrl.sec.gov/dei/2025/dei-2025.xsd#dei_CurrentFiscalYearEndDate" xlink:label="CurrentFiscalYearEndDate" xlink:title="CurrentFiscalYearEndDate" />
    <link:label xlink:type="resource" xlink:label="label_CurrentFiscalYearEndDate" xlink:role="http://www.xbrl.org/2003/role/label" xlink:title="label_CurrentFiscalYearEndDate" xml:lang="en-US" id="label_CurrentFiscalYearEndDate">Current Fiscal Year End Date</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="CurrentFiscalYearEndDate" xlink:to="label_CurrentFiscalYearEndDate" xlink:title="Label : CurrentFiscalYearEndDate to label_CurrentFiscalYearEndDate" />
    <link:loc xlink:type="locator" xlink:href="https://xbrl.sec.gov/dei/2025/dei-2025.xsd#dei_EntityFilerCategory" xlink:label="EntityFilerCategory" xlink:title="EntityFilerCategory" />
    <link:label xlink:type="resource" xlink:label="label_EntityFilerCategory" xlink:role="http://www.xbrl.org/2003/role/label" xlink:title="label_EntityFilerCategory" xml:lang="en-US" id="label_EntityFilerCategory">Entity Filer Category</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="EntityFilerCategory" xlink:to="label_EntityFilerCategory" xlink:title="Label : EntityFilerCategory to label_EntityFilerCategory" />
    <link:loc xlink:type="locator" xlink:href="https://xbrl.sec.gov/dei/2025/dei-2025.xsd#dei_EntityEmergingGrowthCompany" xlink:label="EntityEmergingGrowthCompany" xlink:title="EntityEmergingGrowthCompany" />
    <link:label xlink:type="resource" xlink:label="label_EntityEmergingGrowthCompany" xlink:role="http://www.xbrl.org/2003/role/label" xlink:title="label_EntityEmergingGrowthCompany" xml:lang="en-US" id="label_EntityEmergingGrowthCompany">Entity Emerging Growth Company</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="EntityEmergingGrowthCompany" xlink:to="label_EntityEmergingGrowthCompany" xlink:title="Label : EntityEmergingGrowthCompany to label_EntityEmergingGrowthCompany" />
    <link:loc xlink:type="locator" xlink:href="https://xbrl.sec.gov/dei/2025/dei-2025.xsd#dei_EntitySmallBusiness" xlink:label="EntitySmallBusiness" xlink:title="EntitySmallBusiness" />
    <link:label xlink:type="resource" xlink:label="label_EntitySmallBusiness" xlink:role="http://www.xbrl.org/2003/role/label" xlink:title="label_EntitySmallBusiness" xml:lang="en-US" id="label_EntitySmallBusiness">Entity Small Business</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="EntitySmallBusiness" xlink:to="label_EntitySmallBusiness" xlink:title="Label : EntitySmallBusiness to label_EntitySmallBusiness" />
    <link:loc xlink:type="locator" xlink:href="https://xbrl.sec.gov/dei/2025/dei-2025.xsd#dei_EntityFileNumber" xlink:label="EntityFileNumber" xlink:title="EntityFileNumber" />
    <link:label xlink:type="resource" xlink:label="label_EntityFileNumber" xlink:role="http://www.xbrl.org/2003/role/label" xlink:title="label_EntityFileNumber" xml:lang="en-US" id="label_EntityFileNumber">Entity File Number</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="EntityFileNumber" xlink:to="label_EntityFileNumber" xlink:title="Label : EntityFileNumber to label_EntityFileNumber" />
    <link:loc xlink:type="locator" xlink:href="https://xbrl.sec.gov/dei/2025/dei-2025.xsd#dei_EntityTaxIdentificationNumber" xlink:label="EntityTaxIdentificationNumber" xlink:title="EntityTaxIdentificationNumber" />
    <link:label xlink:type="resource" xlink:label="label_EntityTaxIdentificationNumber" xlink:role="http://www.xbrl.org/2003/role/label" xlink:title="label_EntityTaxIdentificationNumber" xml:lang="en-US" id="label_EntityTaxIdentificationNumber">Entity Tax Identification Number</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="EntityTaxIdentificationNumber" xlink:to="label_EntityTaxIdentificationNumber" xlink:title="Label : EntityTaxIdentificationNumber to label_EntityTaxIdentificationNumber" />
    <link:loc xlink:type="locator" xlink:href="https://xbrl.sec.gov/dei/2025/dei-2025.xsd#dei_EntityInteractiveDataCurrent" xlink:label="EntityInteractiveDataCurrent" xlink:title="EntityInteractiveDataCurrent" />
    <link:label xlink:type="resource" xlink:label="label_EntityInteractiveDataCurrent" xlink:role="http://www.xbrl.org/2003/role/label" xlink:title="label_EntityInteractiveDataCurrent" xml:lang="en-US" id="label_EntityInteractiveDataCurrent">Entity Interactive Data Current</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="EntityInteractiveDataCurrent" xlink:to="label_EntityInteractiveDataCurrent" xlink:title="Label : EntityInteractiveDataCurrent to label_EntityInteractiveDataCurrent" />
    <link:loc xlink:type="locator" xlink:href="https://xbrl.sec.gov/dei/2025/dei-2025.xsd#dei_EntityShellCompany" xlink:label="EntityShellCompany" xlink:title="EntityShellCompany" />
    <link:label xlink:type="resource" xlink:label="label_EntityShellCompany" xlink:role="http://www.xbrl.org/2003/role/label" xlink:title="label_EntityShellCompany" xml:lang="en-US" id="label_EntityShellCompany">Entity Shell Company</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="EntityShellCompany" xlink:to="label_EntityShellCompany" xlink:title="Label : EntityShellCompany to label_EntityShellCompany" />
    <link:loc xlink:type="locator" xlink:href="https://xbrl.sec.gov/dei/2025/dei-2025.xsd#dei_DocumentQuarterlyReport" xlink:label="DocumentQuarterlyReport" xlink:title="DocumentQuarterlyReport" />
    <link:label xlink:type="resource" xlink:label="label_DocumentQuarterlyReport" xlink:role="http://www.xbrl.org/2003/role/label" xlink:title="label_DocumentQuarterlyReport" xml:lang="en-US" id="label_DocumentQuarterlyReport">Document Quarterly Report</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="DocumentQuarterlyReport" xlink:to="label_DocumentQuarterlyReport" xlink:title="Label : DocumentQuarterlyReport to label_DocumentQuarterlyReport" />
    <link:loc xlink:type="locator" xlink:href="https://xbrl.sec.gov/dei/2025/dei-2025.xsd#dei_DocumentTransitionReport" xlink:label="DocumentTransitionReport" xlink:title="DocumentTransitionReport" />
    <link:label xlink:type="resource" xlink:label="label_DocumentTransitionReport" xlink:role="http://www.xbrl.org/2003/role/label" xlink:title="label_DocumentTransitionReport" xml:lang="en-US" id="label_DocumentTransitionReport">Document Transition Report</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="DocumentTransitionReport" xlink:to="label_DocumentTransitionReport" xlink:title="Label : DocumentTransitionReport to label_DocumentTransitionReport" />
    <link:loc xlink:type="locator" xlink:href="https://xbrl.sec.gov/dei/2025/dei-2025.xsd#dei_EntityExTransitionPeriod" xlink:label="EntityExTransitionPeriod" xlink:title="EntityExTransitionPeriod" />
    <link:label xlink:type="resource" xlink:label="label_EntityExTransitionPeriod" xlink:role="http://www.xbrl.org/2003/role/label" xlink:title="label_EntityExTransitionPeriod" xml:lang="en-US" id="label_EntityExTransitionPeriod">Entity Ex Transition Period</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="EntityExTransitionPeriod" xlink:to="label_EntityExTransitionPeriod" xlink:title="Label : EntityExTransitionPeriod to label_EntityExTransitionPeriod" />
    <link:loc xlink:type="locator" xlink:href="https://xbrl.sec.gov/dei/2025/dei-2025.xsd#dei_EntityIncorporationStateCountryCode" xlink:label="EntityIncorporationStateCountryCode" xlink:title="EntityIncorporationStateCountryCode" />
    <link:label xlink:type="resource" xlink:label="label_EntityIncorporationStateCountryCode" xlink:role="http://www.xbrl.org/2003/role/label" xlink:title="label_EntityIncorporationStateCountryCode" xml:lang="en-US" id="label_EntityIncorporationStateCountryCode">Entity Incorporation, State or Country Code</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="EntityIncorporationStateCountryCode" xlink:to="label_EntityIncorporationStateCountryCode" xlink:title="Label : EntityIncorporationStateCountryCode to label_EntityIncorporationStateCountryCode" />
    <link:loc xlink:type="locator" xlink:href="https://xbrl.sec.gov/dei/2025/dei-2025.xsd#dei_EntityAddressAddressLine1" xlink:label="EntityAddressAddressLine1" xlink:title="EntityAddressAddressLine1" />
    <link:label xlink:type="resource" xlink:label="label_EntityAddressAddressLine1" xlink:role="http://www.xbrl.org/2003/role/label" xlink:title="label_EntityAddressAddressLine1" xml:lang="en-US" id="label_EntityAddressAddressLine1">Entity Address, Address Line One</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="EntityAddressAddressLine1" xlink:to="label_EntityAddressAddressLine1" xlink:title="Label : EntityAddressAddressLine1 to label_EntityAddressAddressLine1" />
    <link:loc xlink:type="locator" xlink:href="https://xbrl.sec.gov/dei/2025/dei-2025.xsd#dei_EntityAddressAddressLine2" xlink:label="EntityAddressAddressLine2" xlink:title="EntityAddressAddressLine2" />
    <link:label xlink:type="resource" xlink:label="label_EntityAddressAddressLine2" xlink:role="http://www.xbrl.org/2003/role/label" xlink:title="label_EntityAddressAddressLine2" xml:lang="en-US" id="label_EntityAddressAddressLine2">Entity Address, Address Line Two</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="EntityAddressAddressLine2" xlink:to="label_EntityAddressAddressLine2" xlink:title="Label : EntityAddressAddressLine2 to label_EntityAddressAddressLine2" />
    <link:loc xlink:type="locator" xlink:href="https://xbrl.sec.gov/dei/2025/dei-2025.xsd#dei_EntityAddressCityOrTown" xlink:label="EntityAddressCityOrTown" xlink:title="EntityAddressCityOrTown" />
    <link:label xlink:type="resource" xlink:label="label_EntityAddressCityOrTown" xlink:role="http://www.xbrl.org/2003/role/label" xlink:title="label_EntityAddressCityOrTown" xml:lang="en-US" id="label_EntityAddressCityOrTown">Entity Address, City or Town</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="EntityAddressCityOrTown" xlink:to="label_EntityAddressCityOrTown" xlink:title="Label : EntityAddressCityOrTown to label_EntityAddressCityOrTown" />
    <link:loc xlink:type="locator" xlink:href="https://xbrl.sec.gov/dei/2025/dei-2025.xsd#dei_EntityAddressStateOrProvince" xlink:label="EntityAddressStateOrProvince" xlink:title="EntityAddressStateOrProvince" />
    <link:label xlink:type="resource" xlink:label="label_EntityAddressStateOrProvince" xlink:role="http://www.xbrl.org/2003/role/label" xlink:title="label_EntityAddressStateOrProvince" xml:lang="en-US" id="label_EntityAddressStateOrProvince">Entity Address, State or Province</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="EntityAddressStateOrProvince" xlink:to="label_EntityAddressStateOrProvince" xlink:title="Label : EntityAddressStateOrProvince to label_EntityAddressStateOrProvince" />
    <link:loc xlink:type="locator" xlink:href="https://xbrl.sec.gov/dei/2025/dei-2025.xsd#dei_EntityAddressPostalZipCode" xlink:label="EntityAddressPostalZipCode" xlink:title="EntityAddressPostalZipCode" />
    <link:label xlink:type="resource" xlink:label="label_EntityAddressPostalZipCode" xlink:role="http://www.xbrl.org/2003/role/label" xlink:title="label_EntityAddressPostalZipCode" xml:lang="en-US" id="label_EntityAddressPostalZipCode">Entity Address, Postal Zip Code</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="EntityAddressPostalZipCode" xlink:to="label_EntityAddressPostalZipCode" xlink:title="Label : EntityAddressPostalZipCode to label_EntityAddressPostalZipCode" />
    <link:loc xlink:type="locator" xlink:href="https://xbrl.sec.gov/dei/2025/dei-2025.xsd#dei_CityAreaCode" xlink:label="CityAreaCode" xlink:title="CityAreaCode" />
    <link:label xlink:type="resource" xlink:label="label_CityAreaCode" xlink:role="http://www.xbrl.org/2003/role/label" xlink:title="label_CityAreaCode" xml:lang="en-US" id="label_CityAreaCode">City Area Code</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="CityAreaCode" xlink:to="label_CityAreaCode" xlink:title="Label : CityAreaCode to label_CityAreaCode" />
    <link:loc xlink:type="locator" xlink:href="https://xbrl.sec.gov/dei/2025/dei-2025.xsd#dei_LocalPhoneNumber" xlink:label="LocalPhoneNumber" xlink:title="LocalPhoneNumber" />
    <link:label xlink:type="resource" xlink:label="label_LocalPhoneNumber" xlink:role="http://www.xbrl.org/2003/role/label" xlink:title="label_LocalPhoneNumber" xml:lang="en-US" id="label_LocalPhoneNumber">Local Phone Number</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="LocalPhoneNumber" xlink:to="label_LocalPhoneNumber" xlink:title="Label : LocalPhoneNumber to label_LocalPhoneNumber" />
    <link:loc xlink:type="locator" xlink:href="https://xbrl.sec.gov/dei/2025/dei-2025.xsd#dei_Security12bTitle" xlink:label="Security12bTitle" xlink:title="Security12bTitle" />
    <link:label xlink:type="resource" xlink:label="label_Security12bTitle" xlink:role="http://www.xbrl.org/2003/role/label" xlink:title="label_Security12bTitle" xml:lang="en-US" id="label_Security12bTitle">Title of 12(b) Security</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="Security12bTitle" xlink:to="label_Security12bTitle" xlink:title="Label : Security12bTitle to label_Security12bTitle" />
    <link:loc xlink:type="locator" xlink:href="https://xbrl.sec.gov/dei/2025/dei-2025.xsd#dei_SecurityExchangeName" xlink:label="SecurityExchangeName" xlink:title="SecurityExchangeName" />
    <link:label xlink:type="resource" xlink:label="label_SecurityExchangeName" xlink:role="http://www.xbrl.org/2003/role/label" xlink:title="label_SecurityExchangeName" xml:lang="en-US" id="label_SecurityExchangeName">Security Exchange Name</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="SecurityExchangeName" xlink:to="label_SecurityExchangeName" xlink:title="Label : SecurityExchangeName to label_SecurityExchangeName" />
    <link:loc xlink:type="locator" xlink:href="https://xbrl.sec.gov/dei/2025/dei-2025.xsd#dei_TradingSymbol" xlink:label="TradingSymbol" xlink:title="TradingSymbol" />
    <link:label xlink:type="resource" xlink:label="label_TradingSymbol" xlink:role="http://www.xbrl.org/2003/role/label" xlink:title="label_TradingSymbol" xml:lang="en-US" id="label_TradingSymbol">Trading Symbol</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="TradingSymbol" xlink:to="label_TradingSymbol" xlink:title="Label : TradingSymbol to label_TradingSymbol" />
    <link:loc xlink:type="locator" xlink:href="https://xbrl.sec.gov/dei/2025/dei-2025.xsd#dei_EntityCommonStockSharesOutstanding" xlink:label="EntityCommonStockSharesOutstanding" xlink:title="EntityCommonStockSharesOutstanding" />
    <link:label xlink:type="resource" xlink:label="label_EntityCommonStockSharesOutstanding" xlink:role="http://www.xbrl.org/2003/role/label" xlink:title="label_EntityCommonStockSharesOutstanding" xml:lang="en-US" id="label_EntityCommonStockSharesOutstanding">Entity Common Stock, Shares Outstanding</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="EntityCommonStockSharesOutstanding" xlink:to="label_EntityCommonStockSharesOutstanding" xlink:title="Label : EntityCommonStockSharesOutstanding to label_EntityCommonStockSharesOutstanding" />
    <link:loc xlink:type="locator" xlink:href="https://xbrl.sec.gov/dei/2025/dei-2025.xsd#dei_EntityCurrentReportingStatus" xlink:label="EntityCurrentReportingStatus" xlink:title="EntityCurrentReportingStatus" />
    <link:label xlink:type="resource" xlink:label="label_EntityCurrentReportingStatus" xlink:role="http://www.xbrl.org/2003/role/label" xlink:title="label_EntityCurrentReportingStatus" xml:lang="en-US" id="label_EntityCurrentReportingStatus">Entity Current Reporting Status</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="EntityCurrentReportingStatus" xlink:to="label_EntityCurrentReportingStatus" xlink:title="Label : EntityCurrentReportingStatus to label_EntityCurrentReportingStatus" />
    <link:loc xlink:type="locator" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_WarrantMember" xlink:label="WarrantMember" xlink:title="WarrantMember" />
    <link:label xlink:type="resource" xlink:label="label_WarrantMember" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:title="label_WarrantMember" xml:lang="en-US" id="label_WarrantMember">Warrants [Member]</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="WarrantMember" xlink:to="label_WarrantMember" xlink:title="Label : WarrantMember to label_WarrantMember" />
    <link:label xlink:type="resource" xlink:label="label_WarrantMember_1" xlink:role="http://www.xbrl.org/2003/role/verboseLabel" xlink:title="label_WarrantMember_1" xml:lang="en-US" id="label_WarrantMember_1">Warrants, each warrant to purchase one share of Common Stock</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="WarrantMember" xlink:to="label_WarrantMember_1" xlink:title="Label : WarrantMember to label_WarrantMember_1" />
    <link:label xlink:type="resource" xlink:label="label_WarrantMember_2" xlink:role="http://www.xbrl.org/2003/role/label" xlink:title="label_WarrantMember_2" xml:lang="en-US" id="label_WarrantMember_2">Warrant [Member]</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="WarrantMember" xlink:to="label_WarrantMember_2" xlink:title="Label : WarrantMember to label_WarrantMember_2" />
    <link:loc xlink:type="locator" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_AwardTypeAxis" xlink:label="AwardTypeAxis" xlink:title="AwardTypeAxis" />
    <link:label xlink:type="resource" xlink:label="label_AwardTypeAxis" xlink:role="http://www.xbrl.org/2003/role/label" xlink:title="label_AwardTypeAxis" xml:lang="en-US" id="label_AwardTypeAxis">Award Type Axis</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="AwardTypeAxis" xlink:to="label_AwardTypeAxis" xlink:title="Label : AwardTypeAxis to label_AwardTypeAxis" />
    <link:loc xlink:type="locator" xlink:href="https://xbrl.sec.gov/dei/2025/dei-2025.xsd#dei_EntitiesTable" xlink:label="EntitiesTable" xlink:title="EntitiesTable" />
    <link:label xlink:type="resource" xlink:label="label_EntitiesTable" xlink:role="http://www.xbrl.org/2003/role/label" xlink:title="label_EntitiesTable" xml:lang="en-US" id="label_EntitiesTable">Entities [Table]</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="EntitiesTable" xlink:to="label_EntitiesTable" xlink:title="Label : EntitiesTable to label_EntitiesTable" />
    <link:loc xlink:type="locator" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_IncomeLossFromContinuingOperationsBeforeIncomeTaxesExtraordinaryItemsNoncontrollingInterest" xlink:label="IncomeLossFromContinuingOperationsBeforeIncomeTaxesExtraordinaryItemsNoncontrollingInterest" xlink:title="IncomeLossFromContinuingOperationsBeforeIncomeTaxesExtraordinaryItemsNoncontrollingInterest" />
    <link:label xlink:type="resource" xlink:label="label_IncomeLossFromContinuingOperationsBeforeIncomeTaxesExtraordinaryItemsNoncontrollingInterest" xlink:role="http://www.xbrl.org/2003/role/totalLabel" xlink:title="label_IncomeLossFromContinuingOperationsBeforeIncomeTaxesExtraordinaryItemsNoncontrollingInterest" xml:lang="en-US" id="label_IncomeLossFromContinuingOperationsBeforeIncomeTaxesExtraordinaryItemsNoncontrollingInterest">Loss from Operations before Provision for Income Taxes</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="IncomeLossFromContinuingOperationsBeforeIncomeTaxesExtraordinaryItemsNoncontrollingInterest" xlink:to="label_IncomeLossFromContinuingOperationsBeforeIncomeTaxesExtraordinaryItemsNoncontrollingInterest" xlink:title="Label : IncomeLossFromContinuingOperationsBeforeIncomeTaxesExtraordinaryItemsNoncontrollingInterest to label_IncomeLossFromContinuingOperationsBeforeIncomeTaxesExtraordinaryItemsNoncontrollingInterest" />
    <link:label xlink:type="resource" xlink:label="label_IncomeLossFromContinuingOperationsBeforeIncomeTaxesExtraordinaryItemsNoncontrollingInterest_1" xlink:role="http://www.xbrl.org/2003/role/label" xlink:title="label_IncomeLossFromContinuingOperationsBeforeIncomeTaxesExtraordinaryItemsNoncontrollingInterest_1" xml:lang="en-US" id="label_IncomeLossFromContinuingOperationsBeforeIncomeTaxesExtraordinaryItemsNoncontrollingInterest_1">Income (Loss) from Continuing Operations before Income Taxes, Noncontrolling Interest</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="IncomeLossFromContinuingOperationsBeforeIncomeTaxesExtraordinaryItemsNoncontrollingInterest" xlink:to="label_IncomeLossFromContinuingOperationsBeforeIncomeTaxesExtraordinaryItemsNoncontrollingInterest_1" xlink:title="Label : IncomeLossFromContinuingOperationsBeforeIncomeTaxesExtraordinaryItemsNoncontrollingInterest to label_IncomeLossFromContinuingOperationsBeforeIncomeTaxesExtraordinaryItemsNoncontrollingInterest_1" />
    <link:loc xlink:type="locator" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_NetIncomeLoss" xlink:label="NetIncomeLoss" xlink:title="NetIncomeLoss" />
    <link:label xlink:type="resource" xlink:label="label_NetIncomeLoss" xlink:role="http://www.xbrl.org/2003/role/totalLabel" xlink:title="label_NetIncomeLoss" xml:lang="en-US" id="label_NetIncomeLoss">Net Loss &#x2013; attributed to 60 Degrees Pharmaceuticals, Inc.</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="NetIncomeLoss" xlink:to="label_NetIncomeLoss" xlink:title="Label : NetIncomeLoss to label_NetIncomeLoss" />
    <link:label xlink:type="resource" xlink:label="label_NetIncomeLoss_1" xlink:role="http://www.xbrl.org/2003/role/label" xlink:title="label_NetIncomeLoss_1" xml:lang="en-US" id="label_NetIncomeLoss_1">Net Income (Loss)</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="NetIncomeLoss" xlink:to="label_NetIncomeLoss_1" xlink:title="Label : NetIncomeLoss to label_NetIncomeLoss_1" />
    <link:loc xlink:type="locator" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_OtherComprehensiveIncomeLossNetOfTaxPeriodIncreaseDecreaseAbstract" xlink:label="OtherComprehensiveIncomeLossNetOfTaxPeriodIncreaseDecreaseAbstract" xlink:title="OtherComprehensiveIncomeLossNetOfTaxPeriodIncreaseDecreaseAbstract" />
    <link:label xlink:type="resource" xlink:label="label_OtherComprehensiveIncomeLossNetOfTaxPeriodIncreaseDecreaseAbstract" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:title="label_OtherComprehensiveIncomeLossNetOfTaxPeriodIncreaseDecreaseAbstract" xml:lang="en-US" id="label_OtherComprehensiveIncomeLossNetOfTaxPeriodIncreaseDecreaseAbstract">Comprehensive Loss:</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="OtherComprehensiveIncomeLossNetOfTaxPeriodIncreaseDecreaseAbstract" xlink:to="label_OtherComprehensiveIncomeLossNetOfTaxPeriodIncreaseDecreaseAbstract" xlink:title="Label : OtherComprehensiveIncomeLossNetOfTaxPeriodIncreaseDecreaseAbstract to label_OtherComprehensiveIncomeLossNetOfTaxPeriodIncreaseDecreaseAbstract" />
    <link:label xlink:type="resource" xlink:label="label_OtherComprehensiveIncomeLossNetOfTaxPeriodIncreaseDecreaseAbstract_1" xlink:role="http://www.xbrl.org/2003/role/label" xlink:title="label_OtherComprehensiveIncomeLossNetOfTaxPeriodIncreaseDecreaseAbstract_1" xml:lang="en-US" id="label_OtherComprehensiveIncomeLossNetOfTaxPeriodIncreaseDecreaseAbstract_1">Other Comprehensive Income (Loss), Net of Tax [Abstract]</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="OtherComprehensiveIncomeLossNetOfTaxPeriodIncreaseDecreaseAbstract" xlink:to="label_OtherComprehensiveIncomeLossNetOfTaxPeriodIncreaseDecreaseAbstract_1" xlink:title="Label : OtherComprehensiveIncomeLossNetOfTaxPeriodIncreaseDecreaseAbstract to label_OtherComprehensiveIncomeLossNetOfTaxPeriodIncreaseDecreaseAbstract_1" />
    <link:loc xlink:type="locator" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_ComprehensiveIncomeNetOfTaxIncludingPortionAttributableToNoncontrollingInterest" xlink:label="ComprehensiveIncomeNetOfTaxIncludingPortionAttributableToNoncontrollingInterest" xlink:title="ComprehensiveIncomeNetOfTaxIncludingPortionAttributableToNoncontrollingInterest" />
    <link:label xlink:type="resource" xlink:label="label_ComprehensiveIncomeNetOfTaxIncludingPortionAttributableToNoncontrollingInterest" xlink:role="http://www.xbrl.org/2003/role/totalLabel" xlink:title="label_ComprehensiveIncomeNetOfTaxIncludingPortionAttributableToNoncontrollingInterest" xml:lang="en-US" id="label_ComprehensiveIncomeNetOfTaxIncludingPortionAttributableToNoncontrollingInterest">Total Comprehensive Loss</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="ComprehensiveIncomeNetOfTaxIncludingPortionAttributableToNoncontrollingInterest" xlink:to="label_ComprehensiveIncomeNetOfTaxIncludingPortionAttributableToNoncontrollingInterest" xlink:title="Label : ComprehensiveIncomeNetOfTaxIncludingPortionAttributableToNoncontrollingInterest to label_ComprehensiveIncomeNetOfTaxIncludingPortionAttributableToNoncontrollingInterest" />
    <link:label xlink:type="resource" xlink:label="label_ComprehensiveIncomeNetOfTaxIncludingPortionAttributableToNoncontrollingInterest_1" xlink:role="http://www.xbrl.org/2003/role/label" xlink:title="label_ComprehensiveIncomeNetOfTaxIncludingPortionAttributableToNoncontrollingInterest_1" xml:lang="en-US" id="label_ComprehensiveIncomeNetOfTaxIncludingPortionAttributableToNoncontrollingInterest_1">Comprehensive Income (Loss), Net of Tax, Including Portion Attributable to Noncontrolling Interest</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="ComprehensiveIncomeNetOfTaxIncludingPortionAttributableToNoncontrollingInterest" xlink:to="label_ComprehensiveIncomeNetOfTaxIncludingPortionAttributableToNoncontrollingInterest_1" xlink:title="Label : ComprehensiveIncomeNetOfTaxIncludingPortionAttributableToNoncontrollingInterest to label_ComprehensiveIncomeNetOfTaxIncludingPortionAttributableToNoncontrollingInterest_1" />
    <link:loc xlink:type="locator" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_ComprehensiveIncomeNetOfTax" xlink:label="ComprehensiveIncomeNetOfTax" xlink:title="ComprehensiveIncomeNetOfTax" />
    <link:label xlink:type="resource" xlink:label="label_ComprehensiveIncomeNetOfTax" xlink:role="http://www.xbrl.org/2003/role/totalLabel" xlink:title="label_ComprehensiveIncomeNetOfTax" xml:lang="en-US" id="label_ComprehensiveIncomeNetOfTax">Comprehensive Loss &#x2013; attributed to 60 Degrees Pharmaceuticals, Inc.</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="ComprehensiveIncomeNetOfTax" xlink:to="label_ComprehensiveIncomeNetOfTax" xlink:title="Label : ComprehensiveIncomeNetOfTax to label_ComprehensiveIncomeNetOfTax" />
    <link:label xlink:type="resource" xlink:label="label_ComprehensiveIncomeNetOfTax_1" xlink:role="http://www.xbrl.org/2003/role/label" xlink:title="label_ComprehensiveIncomeNetOfTax_1" xml:lang="en-US" id="label_ComprehensiveIncomeNetOfTax_1">Comprehensive Income (Loss), Net of Tax, Attributable to Parent</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="ComprehensiveIncomeNetOfTax" xlink:to="label_ComprehensiveIncomeNetOfTax_1" xlink:title="Label : ComprehensiveIncomeNetOfTax to label_ComprehensiveIncomeNetOfTax_1" />
    <link:loc xlink:type="locator" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_NetIncomeLossAvailableToCommonStockholdersBasic" xlink:label="NetIncomeLossAvailableToCommonStockholdersBasic" xlink:title="NetIncomeLossAvailableToCommonStockholdersBasic" />
    <link:label xlink:type="resource" xlink:label="label_NetIncomeLossAvailableToCommonStockholdersBasic" xlink:role="http://www.xbrl.org/2003/role/totalLabel" xlink:title="label_NetIncomeLossAvailableToCommonStockholdersBasic" xml:lang="en-US" id="label_NetIncomeLossAvailableToCommonStockholdersBasic">Net Loss - attributed to common stockholders</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="NetIncomeLossAvailableToCommonStockholdersBasic" xlink:to="label_NetIncomeLossAvailableToCommonStockholdersBasic" xlink:title="Label : NetIncomeLossAvailableToCommonStockholdersBasic to label_NetIncomeLossAvailableToCommonStockholdersBasic" />
    <link:label xlink:type="resource" xlink:label="label_NetIncomeLossAvailableToCommonStockholdersBasic_1" xlink:role="http://www.xbrl.org/2003/role/label" xlink:title="label_NetIncomeLossAvailableToCommonStockholdersBasic_1" xml:lang="en-US" id="label_NetIncomeLossAvailableToCommonStockholdersBasic_1">Net Income (Loss) Available to Common Stockholders, Basic</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="NetIncomeLossAvailableToCommonStockholdersBasic" xlink:to="label_NetIncomeLossAvailableToCommonStockholdersBasic_1" xlink:title="Label : NetIncomeLossAvailableToCommonStockholdersBasic to label_NetIncomeLossAvailableToCommonStockholdersBasic_1" />
    <link:loc xlink:type="locator" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_EarningsPerShareAbstract" xlink:label="EarningsPerShareAbstract" xlink:title="EarningsPerShareAbstract" />
    <link:label xlink:type="resource" xlink:label="label_EarningsPerShareAbstract" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:title="label_EarningsPerShareAbstract" xml:lang="en-US" id="label_EarningsPerShareAbstract">Net Loss per Common Share:</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="EarningsPerShareAbstract" xlink:to="label_EarningsPerShareAbstract" xlink:title="Label : EarningsPerShareAbstract to label_EarningsPerShareAbstract" />
    <link:label xlink:type="resource" xlink:label="label_EarningsPerShareAbstract_1" xlink:role="http://www.xbrl.org/2003/role/label" xlink:title="label_EarningsPerShareAbstract_1" xml:lang="en-US" id="label_EarningsPerShareAbstract_1">Earnings Per Share [Abstract]</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="EarningsPerShareAbstract" xlink:to="label_EarningsPerShareAbstract_1" xlink:title="Label : EarningsPerShareAbstract to label_EarningsPerShareAbstract_1" />
    <link:loc xlink:type="locator" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_AdjustmentsNoncashItemsToReconcileNetIncomeLossToCashProvidedByUsedInOperatingActivitiesAbstract" xlink:label="AdjustmentsNoncashItemsToReconcileNetIncomeLossToCashProvidedByUsedInOperatingActivitiesAbstract" xlink:title="AdjustmentsNoncashItemsToReconcileNetIncomeLossToCashProvidedByUsedInOperatingActivitiesAbstract" />
    <link:label xlink:type="resource" xlink:label="label_AdjustmentsNoncashItemsToReconcileNetIncomeLossToCashProvidedByUsedInOperatingActivitiesAbstract" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:title="label_AdjustmentsNoncashItemsToReconcileNetIncomeLossToCashProvidedByUsedInOperatingActivitiesAbstract" xml:lang="en-US" id="label_AdjustmentsNoncashItemsToReconcileNetIncomeLossToCashProvidedByUsedInOperatingActivitiesAbstract">Adjustments to Reconcile Net Loss to Net Cash Used in Operating Activities:</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="AdjustmentsNoncashItemsToReconcileNetIncomeLossToCashProvidedByUsedInOperatingActivitiesAbstract" xlink:to="label_AdjustmentsNoncashItemsToReconcileNetIncomeLossToCashProvidedByUsedInOperatingActivitiesAbstract" xlink:title="Label : AdjustmentsNoncashItemsToReconcileNetIncomeLossToCashProvidedByUsedInOperatingActivitiesAbstract to label_AdjustmentsNoncashItemsToReconcileNetIncomeLossToCashProvidedByUsedInOperatingActivitiesAbstract" />
    <link:label xlink:type="resource" xlink:label="label_AdjustmentsNoncashItemsToReconcileNetIncomeLossToCashProvidedByUsedInOperatingActivitiesAbstract_1" xlink:role="http://www.xbrl.org/2003/role/label" xlink:title="label_AdjustmentsNoncashItemsToReconcileNetIncomeLossToCashProvidedByUsedInOperatingActivitiesAbstract_1" xml:lang="en-US" id="label_AdjustmentsNoncashItemsToReconcileNetIncomeLossToCashProvidedByUsedInOperatingActivitiesAbstract_1">Adjustment to Reconcile Net Income to Cash Provided by (Used in) Operating Activity, Noncash Item [Abstract]</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="AdjustmentsNoncashItemsToReconcileNetIncomeLossToCashProvidedByUsedInOperatingActivitiesAbstract" xlink:to="label_AdjustmentsNoncashItemsToReconcileNetIncomeLossToCashProvidedByUsedInOperatingActivitiesAbstract_1" xlink:title="Label : AdjustmentsNoncashItemsToReconcileNetIncomeLossToCashProvidedByUsedInOperatingActivitiesAbstract to label_AdjustmentsNoncashItemsToReconcileNetIncomeLossToCashProvidedByUsedInOperatingActivitiesAbstract_1" />
    <link:loc xlink:type="locator" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_LesseeOperatingLeaseRenewalTerm" xlink:label="LesseeOperatingLeaseRenewalTerm" xlink:title="LesseeOperatingLeaseRenewalTerm" />
    <link:label xlink:type="resource" xlink:label="label_LesseeOperatingLeaseRenewalTerm" xlink:role="http://www.xbrl.org/2003/role/label" xlink:title="label_LesseeOperatingLeaseRenewalTerm" xml:lang="en-US" id="label_LesseeOperatingLeaseRenewalTerm">Lessee, Operating Lease, Renewal Term</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="LesseeOperatingLeaseRenewalTerm" xlink:to="label_LesseeOperatingLeaseRenewalTerm" xlink:title="Label : LesseeOperatingLeaseRenewalTerm to label_LesseeOperatingLeaseRenewalTerm" />
    <link:label xlink:type="resource" xlink:label="label_LesseeOperatingLeaseRenewalTerm_1" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:title="label_LesseeOperatingLeaseRenewalTerm_1" xml:lang="en-US" id="label_LesseeOperatingLeaseRenewalTerm_1">Office space lease renewed term</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="LesseeOperatingLeaseRenewalTerm" xlink:to="label_LesseeOperatingLeaseRenewalTerm_1" xlink:title="Label : LesseeOperatingLeaseRenewalTerm to label_LesseeOperatingLeaseRenewalTerm_1" />
    <link:loc xlink:type="locator" xlink:href="sxtp-20260630.xsd#sxtp_NumberOfExecutives" xlink:label="NumberOfExecutives" xlink:title="NumberOfExecutives" />
    <link:label xlink:type="resource" xlink:label="label_NumberOfExecutives" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:title="label_NumberOfExecutives" xml:lang="en-US" id="label_NumberOfExecutives">Stock option granted to number of executives</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="NumberOfExecutives" xlink:to="label_NumberOfExecutives" xlink:title="Label : NumberOfExecutives to label_NumberOfExecutives" />
    <link:label xlink:type="resource" xlink:label="label_NumberOfExecutives_1" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:title="label_NumberOfExecutives_1" xml:lang="en-US" id="label_NumberOfExecutives_1">Number of executives.</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="NumberOfExecutives" xlink:to="label_NumberOfExecutives_1" xlink:title="Label : NumberOfExecutives to label_NumberOfExecutives_1" />
    <link:label xlink:type="resource" xlink:label="label_NumberOfExecutives_2" xlink:role="http://www.xbrl.org/2003/role/label" xlink:title="label_NumberOfExecutives_2" xml:lang="en-US" id="label_NumberOfExecutives_2">Number Of Executives</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="NumberOfExecutives" xlink:to="label_NumberOfExecutives_2" xlink:title="Label : NumberOfExecutives to label_NumberOfExecutives_2" />
    <link:loc xlink:type="locator" xlink:href="sxtp-20260630.xsd#sxtp_SignificantCustomerTwoMember" xlink:label="SignificantCustomerTwoMember" xlink:title="SignificantCustomerTwoMember" />
    <link:label xlink:type="resource" xlink:label="label_SignificantCustomerTwoMember" xlink:role="http://www.xbrl.org/2003/role/label" xlink:title="label_SignificantCustomerTwoMember" xml:lang="en-US" id="label_SignificantCustomerTwoMember">Significant Customer Two [Member]</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="SignificantCustomerTwoMember" xlink:to="label_SignificantCustomerTwoMember" xlink:title="Label : SignificantCustomerTwoMember to label_SignificantCustomerTwoMember" />
    <link:label xlink:type="resource" xlink:label="label_SignificantCustomerTwoMember_1" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:title="label_SignificantCustomerTwoMember_1" xml:lang="en-US" id="label_SignificantCustomerTwoMember_1">This member stands for the information pertaining to "Significant Customer Two".</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="SignificantCustomerTwoMember" xlink:to="label_SignificantCustomerTwoMember_1" xlink:title="Label : SignificantCustomerTwoMember to label_SignificantCustomerTwoMember_1" />
    <link:label xlink:type="resource" xlink:label="label_SignificantCustomerTwoMember_2" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:title="label_SignificantCustomerTwoMember_2" xml:lang="en-US" id="label_SignificantCustomerTwoMember_2">Significant Customer Two [Member]</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="SignificantCustomerTwoMember" xlink:to="label_SignificantCustomerTwoMember_2" xlink:title="Label : SignificantCustomerTwoMember to label_SignificantCustomerTwoMember_2" />
    <link:loc xlink:type="locator" xlink:href="sxtp-20260630.xsd#sxtp_SignificantCustomerThreeMember" xlink:label="SignificantCustomerThreeMember" xlink:title="SignificantCustomerThreeMember" />
    <link:label xlink:type="resource" xlink:label="label_SignificantCustomerThreeMember" xlink:role="http://www.xbrl.org/2003/role/label" xlink:title="label_SignificantCustomerThreeMember" xml:lang="en-US" id="label_SignificantCustomerThreeMember">Significant Customer Three [Member]</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="SignificantCustomerThreeMember" xlink:to="label_SignificantCustomerThreeMember" xlink:title="Label : SignificantCustomerThreeMember to label_SignificantCustomerThreeMember" />
    <link:label xlink:type="resource" xlink:label="label_SignificantCustomerThreeMember_1" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:title="label_SignificantCustomerThreeMember_1" xml:lang="en-US" id="label_SignificantCustomerThreeMember_1">Significant Customer Three [Member]</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="SignificantCustomerThreeMember" xlink:to="label_SignificantCustomerThreeMember_1" xlink:title="Label : SignificantCustomerThreeMember to label_SignificantCustomerThreeMember_1" />
    <link:label xlink:type="resource" xlink:label="label_SignificantCustomerThreeMember_2" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:title="label_SignificantCustomerThreeMember_2" xml:lang="en-US" id="label_SignificantCustomerThreeMember_2">This member stands for the information pertaining to "Significant Customer Three".</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="SignificantCustomerThreeMember" xlink:to="label_SignificantCustomerThreeMember_2" xlink:title="Label : SignificantCustomerThreeMember to label_SignificantCustomerThreeMember_2" />
    <link:loc xlink:type="locator" xlink:href="sxtp-20260630.xsd#sxtp_TrevallyLLCMember" xlink:label="TrevallyLLCMember" xlink:title="TrevallyLLCMember" />
    <link:label xlink:type="resource" xlink:label="label_TrevallyLLCMember" xlink:role="http://www.xbrl.org/2003/role/label" xlink:title="label_TrevallyLLCMember" xml:lang="en-US" id="label_TrevallyLLCMember">Trevally, LLC [Member]</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="TrevallyLLCMember" xlink:to="label_TrevallyLLCMember" xlink:title="Label : TrevallyLLCMember to label_TrevallyLLCMember" />
    <link:label xlink:type="resource" xlink:label="label_TrevallyLLCMember_1" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:title="label_TrevallyLLCMember_1" xml:lang="en-US" id="label_TrevallyLLCMember_1">Trevally, LLC [Member]</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="TrevallyLLCMember" xlink:to="label_TrevallyLLCMember_1" xlink:title="Label : TrevallyLLCMember to label_TrevallyLLCMember_1" />
    <link:label xlink:type="resource" xlink:label="label_TrevallyLLCMember_2" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:title="label_TrevallyLLCMember_2" xml:lang="en-US" id="label_TrevallyLLCMember_2">This member stands for the information pertaining to "Trevally, LLC".</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="TrevallyLLCMember" xlink:to="label_TrevallyLLCMember_2" xlink:title="Label : TrevallyLLCMember to label_TrevallyLLCMember_2" />
    <link:loc xlink:type="locator" xlink:href="sxtp-20260630.xsd#sxtp_AgreedToReturnShares" xlink:label="AgreedToReturnShares" xlink:title="AgreedToReturnShares" />
    <link:label xlink:type="resource" xlink:label="label_AgreedToReturnShares" xlink:role="http://www.xbrl.org/2003/role/label" xlink:title="label_AgreedToReturnShares" xml:lang="en-US" id="label_AgreedToReturnShares">Agreed to return shares</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="AgreedToReturnShares" xlink:to="label_AgreedToReturnShares" xlink:title="Label : AgreedToReturnShares to label_AgreedToReturnShares" />
    <link:label xlink:type="resource" xlink:label="label_AgreedToReturnShares_1" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:title="label_AgreedToReturnShares_1" xml:lang="en-US" id="label_AgreedToReturnShares_1">Agreed to return shares</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="AgreedToReturnShares" xlink:to="label_AgreedToReturnShares_1" xlink:title="Label : AgreedToReturnShares to label_AgreedToReturnShares_1" />
    <link:label xlink:type="resource" xlink:label="label_AgreedToReturnShares_2" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:title="label_AgreedToReturnShares_2" xml:lang="en-US" id="label_AgreedToReturnShares_2">Number of agreed to return shares.</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="AgreedToReturnShares" xlink:to="label_AgreedToReturnShares_2" xlink:title="Label : AgreedToReturnShares to label_AgreedToReturnShares_2" />
    <link:loc xlink:type="locator" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsGrantsInPeriodGross" xlink:label="ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsGrantsInPeriodGross" xlink:title="ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsGrantsInPeriodGross" />
    <link:label xlink:type="resource" xlink:label="label_ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsGrantsInPeriodGross" xlink:role="http://www.xbrl.org/2003/role/label" xlink:title="label_ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsGrantsInPeriodGross" xml:lang="en-US" id="label_ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsGrantsInPeriodGross">Share-Based Compensation Arrangement by Share-Based Payment Award, Options, Grants in Period, Gross</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsGrantsInPeriodGross" xlink:to="label_ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsGrantsInPeriodGross" xlink:title="Label : ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsGrantsInPeriodGross to label_ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsGrantsInPeriodGross" />
    <link:label xlink:type="resource" xlink:label="label_ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsGrantsInPeriodGross_1" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:title="label_ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsGrantsInPeriodGross_1" xml:lang="en-US" id="label_ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsGrantsInPeriodGross_1">Stock option granted</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsGrantsInPeriodGross" xlink:to="label_ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsGrantsInPeriodGross_1" xlink:title="Label : ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsGrantsInPeriodGross to label_ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsGrantsInPeriodGross_1" />
    <link:loc xlink:type="locator" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_SubsequentEventTable" xlink:label="SubsequentEventTable" xlink:title="SubsequentEventTable" />
    <link:label xlink:type="resource" xlink:label="label_SubsequentEventTable" xlink:role="http://www.xbrl.org/2003/role/label" xlink:title="label_SubsequentEventTable" xml:lang="en-US" id="label_SubsequentEventTable">Subsequent Event [Table]</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="SubsequentEventTable" xlink:to="label_SubsequentEventTable" xlink:title="Label : SubsequentEventTable to label_SubsequentEventTable" />
    <link:loc xlink:type="locator" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_SubsequentEventTypeAxis" xlink:label="SubsequentEventTypeAxis" xlink:title="SubsequentEventTypeAxis" />
    <link:label xlink:type="resource" xlink:label="label_SubsequentEventTypeAxis" xlink:role="http://www.xbrl.org/2003/role/label" xlink:title="label_SubsequentEventTypeAxis" xml:lang="en-US" id="label_SubsequentEventTypeAxis">Subsequent Event Type [Axis]</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="SubsequentEventTypeAxis" xlink:to="label_SubsequentEventTypeAxis" xlink:title="Label : SubsequentEventTypeAxis to label_SubsequentEventTypeAxis" />
    <link:loc xlink:type="locator" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_SubsequentEventTypeDomain" xlink:label="SubsequentEventTypeDomain" xlink:title="SubsequentEventTypeDomain" />
    <link:label xlink:type="resource" xlink:label="label_SubsequentEventTypeDomain" xlink:role="http://www.xbrl.org/2003/role/label" xlink:title="label_SubsequentEventTypeDomain" xml:lang="en-US" id="label_SubsequentEventTypeDomain">Subsequent Event Type [Domain]</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="SubsequentEventTypeDomain" xlink:to="label_SubsequentEventTypeDomain" xlink:title="Label : SubsequentEventTypeDomain to label_SubsequentEventTypeDomain" />
    <link:loc xlink:type="locator" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_SubsequentEventMember" xlink:label="SubsequentEventMember" xlink:title="SubsequentEventMember" />
    <link:label xlink:type="resource" xlink:label="label_SubsequentEventMember" xlink:role="http://www.xbrl.org/2003/role/label" xlink:title="label_SubsequentEventMember" xml:lang="en-US" id="label_SubsequentEventMember">Subsequent Event [Member]</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="SubsequentEventMember" xlink:to="label_SubsequentEventMember" xlink:title="Label : SubsequentEventMember to label_SubsequentEventMember" />
    <link:loc xlink:type="locator" xlink:href="sxtp-20260630.xsd#sxtp_JulyTwoThousandTwentyFivePreFundedWarrantsMember" xlink:label="JulyTwoThousandTwentyFivePreFundedWarrantsMember" xlink:title="JulyTwoThousandTwentyFivePreFundedWarrantsMember" />
    <link:label xlink:type="resource" xlink:label="label_JulyTwoThousandTwentyFivePreFundedWarrantsMember" xlink:role="http://www.xbrl.org/2003/role/label" xlink:title="label_JulyTwoThousandTwentyFivePreFundedWarrantsMember" xml:lang="en-US" id="label_JulyTwoThousandTwentyFivePreFundedWarrantsMember">July Two Thousand Twenty Five Pre Funded Warrants [Member]</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="JulyTwoThousandTwentyFivePreFundedWarrantsMember" xlink:to="label_JulyTwoThousandTwentyFivePreFundedWarrantsMember" xlink:title="Label : JulyTwoThousandTwentyFivePreFundedWarrantsMember to label_JulyTwoThousandTwentyFivePreFundedWarrantsMember" />
    <link:label xlink:type="resource" xlink:label="label_JulyTwoThousandTwentyFivePreFundedWarrantsMember_1" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:title="label_JulyTwoThousandTwentyFivePreFundedWarrantsMember_1" xml:lang="en-US" id="label_JulyTwoThousandTwentyFivePreFundedWarrantsMember_1">This member stands for the information pertaining to "July 2025 Pre-Funded Warrants".</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="JulyTwoThousandTwentyFivePreFundedWarrantsMember" xlink:to="label_JulyTwoThousandTwentyFivePreFundedWarrantsMember_1" xlink:title="Label : JulyTwoThousandTwentyFivePreFundedWarrantsMember to label_JulyTwoThousandTwentyFivePreFundedWarrantsMember_1" />
    <link:label xlink:type="resource" xlink:label="label_JulyTwoThousandTwentyFivePreFundedWarrantsMember_2" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:title="label_JulyTwoThousandTwentyFivePreFundedWarrantsMember_2" xml:lang="en-US" id="label_JulyTwoThousandTwentyFivePreFundedWarrantsMember_2">July 2025 Pre-Funded Warrants [Member]</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="JulyTwoThousandTwentyFivePreFundedWarrantsMember" xlink:to="label_JulyTwoThousandTwentyFivePreFundedWarrantsMember_2" xlink:title="Label : JulyTwoThousandTwentyFivePreFundedWarrantsMember to label_JulyTwoThousandTwentyFivePreFundedWarrantsMember_2" />
    <link:loc xlink:type="locator" xlink:href="sxtp-20260630.xsd#sxtp_JulyTwoThousandTwentyFiveAOneWarrantsMember" xlink:label="JulyTwoThousandTwentyFiveAOneWarrantsMember" xlink:title="JulyTwoThousandTwentyFiveAOneWarrantsMember" />
    <link:label xlink:type="resource" xlink:label="label_JulyTwoThousandTwentyFiveAOneWarrantsMember" xlink:role="http://www.xbrl.org/2003/role/label" xlink:title="label_JulyTwoThousandTwentyFiveAOneWarrantsMember" xml:lang="en-US" id="label_JulyTwoThousandTwentyFiveAOneWarrantsMember">July Two Thousand Twenty Five A One Warrants [Member]</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="JulyTwoThousandTwentyFiveAOneWarrantsMember" xlink:to="label_JulyTwoThousandTwentyFiveAOneWarrantsMember" xlink:title="Label : JulyTwoThousandTwentyFiveAOneWarrantsMember to label_JulyTwoThousandTwentyFiveAOneWarrantsMember" />
    <link:label xlink:type="resource" xlink:label="label_JulyTwoThousandTwentyFiveAOneWarrantsMember_1" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:title="label_JulyTwoThousandTwentyFiveAOneWarrantsMember_1" xml:lang="en-US" id="label_JulyTwoThousandTwentyFiveAOneWarrantsMember_1">This member stands for the information pertaining to "July 2025 A-1 Warrants".</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="JulyTwoThousandTwentyFiveAOneWarrantsMember" xlink:to="label_JulyTwoThousandTwentyFiveAOneWarrantsMember_1" xlink:title="Label : JulyTwoThousandTwentyFiveAOneWarrantsMember to label_JulyTwoThousandTwentyFiveAOneWarrantsMember_1" />
    <link:label xlink:type="resource" xlink:label="label_JulyTwoThousandTwentyFiveAOneWarrantsMember_2" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:title="label_JulyTwoThousandTwentyFiveAOneWarrantsMember_2" xml:lang="en-US" id="label_JulyTwoThousandTwentyFiveAOneWarrantsMember_2">July 2025 A-1 Warrants [Member]</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="JulyTwoThousandTwentyFiveAOneWarrantsMember" xlink:to="label_JulyTwoThousandTwentyFiveAOneWarrantsMember_2" xlink:title="Label : JulyTwoThousandTwentyFiveAOneWarrantsMember to label_JulyTwoThousandTwentyFiveAOneWarrantsMember_2" />
    <link:loc xlink:type="locator" xlink:href="sxtp-20260630.xsd#sxtp_JulyTwoThousandTwentyFiveATwoWarrantsMember" xlink:label="JulyTwoThousandTwentyFiveATwoWarrantsMember" xlink:title="JulyTwoThousandTwentyFiveATwoWarrantsMember" />
    <link:label xlink:type="resource" xlink:label="label_JulyTwoThousandTwentyFiveATwoWarrantsMember" xlink:role="http://www.xbrl.org/2003/role/label" xlink:title="label_JulyTwoThousandTwentyFiveATwoWarrantsMember" xml:lang="en-US" id="label_JulyTwoThousandTwentyFiveATwoWarrantsMember">July Two Thousand Twenty Five A Two Warrants [Member]</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="JulyTwoThousandTwentyFiveATwoWarrantsMember" xlink:to="label_JulyTwoThousandTwentyFiveATwoWarrantsMember" xlink:title="Label : JulyTwoThousandTwentyFiveATwoWarrantsMember to label_JulyTwoThousandTwentyFiveATwoWarrantsMember" />
    <link:label xlink:type="resource" xlink:label="label_JulyTwoThousandTwentyFiveATwoWarrantsMember_1" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:title="label_JulyTwoThousandTwentyFiveATwoWarrantsMember_1" xml:lang="en-US" id="label_JulyTwoThousandTwentyFiveATwoWarrantsMember_1">This member stands for the information pertaining to "July 2025 A-2 Warrants".</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="JulyTwoThousandTwentyFiveATwoWarrantsMember" xlink:to="label_JulyTwoThousandTwentyFiveATwoWarrantsMember_1" xlink:title="Label : JulyTwoThousandTwentyFiveATwoWarrantsMember to label_JulyTwoThousandTwentyFiveATwoWarrantsMember_1" />
    <link:label xlink:type="resource" xlink:label="label_JulyTwoThousandTwentyFiveATwoWarrantsMember_2" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:title="label_JulyTwoThousandTwentyFiveATwoWarrantsMember_2" xml:lang="en-US" id="label_JulyTwoThousandTwentyFiveATwoWarrantsMember_2">July 2025 A-2 Warrants [Member]</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="JulyTwoThousandTwentyFiveATwoWarrantsMember" xlink:to="label_JulyTwoThousandTwentyFiveATwoWarrantsMember_2" xlink:title="Label : JulyTwoThousandTwentyFiveATwoWarrantsMember to label_JulyTwoThousandTwentyFiveATwoWarrantsMember_2" />
    <link:loc xlink:type="locator" xlink:href="sxtp-20260630.xsd#sxtp_JulyTwoThousandTwentyFivePlacementAgentWarrantsMember" xlink:label="JulyTwoThousandTwentyFivePlacementAgentWarrantsMember" xlink:title="JulyTwoThousandTwentyFivePlacementAgentWarrantsMember" />
    <link:label xlink:type="resource" xlink:label="label_JulyTwoThousandTwentyFivePlacementAgentWarrantsMember" xlink:role="http://www.xbrl.org/2003/role/label" xlink:title="label_JulyTwoThousandTwentyFivePlacementAgentWarrantsMember" xml:lang="en-US" id="label_JulyTwoThousandTwentyFivePlacementAgentWarrantsMember">July Two Thousand Twenty Five Placement Agent Warrants [Member]</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="JulyTwoThousandTwentyFivePlacementAgentWarrantsMember" xlink:to="label_JulyTwoThousandTwentyFivePlacementAgentWarrantsMember" xlink:title="Label : JulyTwoThousandTwentyFivePlacementAgentWarrantsMember to label_JulyTwoThousandTwentyFivePlacementAgentWarrantsMember" />
    <link:label xlink:type="resource" xlink:label="label_JulyTwoThousandTwentyFivePlacementAgentWarrantsMember_1" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:title="label_JulyTwoThousandTwentyFivePlacementAgentWarrantsMember_1" xml:lang="en-US" id="label_JulyTwoThousandTwentyFivePlacementAgentWarrantsMember_1">This member stands for the information pertaining to "July 2025 Placement Agent Warrants".</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="JulyTwoThousandTwentyFivePlacementAgentWarrantsMember" xlink:to="label_JulyTwoThousandTwentyFivePlacementAgentWarrantsMember_1" xlink:title="Label : JulyTwoThousandTwentyFivePlacementAgentWarrantsMember to label_JulyTwoThousandTwentyFivePlacementAgentWarrantsMember_1" />
    <link:label xlink:type="resource" xlink:label="label_JulyTwoThousandTwentyFivePlacementAgentWarrantsMember_2" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:title="label_JulyTwoThousandTwentyFivePlacementAgentWarrantsMember_2" xml:lang="en-US" id="label_JulyTwoThousandTwentyFivePlacementAgentWarrantsMember_2">July 2025 Placement Agent Warrants [Member]</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="JulyTwoThousandTwentyFivePlacementAgentWarrantsMember" xlink:to="label_JulyTwoThousandTwentyFivePlacementAgentWarrantsMember_2" xlink:title="Label : JulyTwoThousandTwentyFivePlacementAgentWarrantsMember to label_JulyTwoThousandTwentyFivePlacementAgentWarrantsMember_2" />
    <link:loc xlink:type="locator" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_SubsequentEventLineItems" xlink:label="SubsequentEventLineItems" xlink:title="SubsequentEventLineItems" />
    <link:label xlink:type="resource" xlink:label="label_SubsequentEventLineItems" xlink:role="http://www.xbrl.org/2003/role/label" xlink:title="label_SubsequentEventLineItems" xml:lang="en-US" id="label_SubsequentEventLineItems">Subsequent Event [Line Items]</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="SubsequentEventLineItems" xlink:to="label_SubsequentEventLineItems" xlink:title="Label : SubsequentEventLineItems to label_SubsequentEventLineItems" />
    <link:loc xlink:type="locator" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_ClassOfWarrantOrRighstDateFromWhichWarrantsOrRightsExercisable" xlink:label="ClassOfWarrantOrRighstDateFromWhichWarrantsOrRightsExercisable" xlink:title="ClassOfWarrantOrRighstDateFromWhichWarrantsOrRightsExercisable" />
    <link:label xlink:type="resource" xlink:label="label_ClassOfWarrantOrRighstDateFromWhichWarrantsOrRightsExercisable" xlink:role="http://www.xbrl.org/2003/role/label" xlink:title="label_ClassOfWarrantOrRighstDateFromWhichWarrantsOrRightsExercisable" xml:lang="en-US" id="label_ClassOfWarrantOrRighstDateFromWhichWarrantsOrRightsExercisable">Class of Warrant or Right, Date from which Warrants or Rights Exercisable</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="ClassOfWarrantOrRighstDateFromWhichWarrantsOrRightsExercisable" xlink:to="label_ClassOfWarrantOrRighstDateFromWhichWarrantsOrRightsExercisable" xlink:title="Label : ClassOfWarrantOrRighstDateFromWhichWarrantsOrRightsExercisable to label_ClassOfWarrantOrRighstDateFromWhichWarrantsOrRightsExercisable" />
    <link:label xlink:type="resource" xlink:label="label_ClassOfWarrantOrRighstDateFromWhichWarrantsOrRightsExercisable_1" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:title="label_ClassOfWarrantOrRighstDateFromWhichWarrantsOrRightsExercisable_1" xml:lang="en-US" id="label_ClassOfWarrantOrRighstDateFromWhichWarrantsOrRightsExercisable_1">Date from which warrants exercisable</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="ClassOfWarrantOrRighstDateFromWhichWarrantsOrRightsExercisable" xlink:to="label_ClassOfWarrantOrRighstDateFromWhichWarrantsOrRightsExercisable_1" xlink:title="Label : ClassOfWarrantOrRighstDateFromWhichWarrantsOrRightsExercisable to label_ClassOfWarrantOrRighstDateFromWhichWarrantsOrRightsExercisable_1" />
    <link:loc xlink:type="locator" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_WarrantsAndRightsOutstandingMaturityDate" xlink:label="WarrantsAndRightsOutstandingMaturityDate" xlink:title="WarrantsAndRightsOutstandingMaturityDate" />
    <link:label xlink:type="resource" xlink:label="label_WarrantsAndRightsOutstandingMaturityDate" xlink:role="http://www.xbrl.org/2003/role/label" xlink:title="label_WarrantsAndRightsOutstandingMaturityDate" xml:lang="en-US" id="label_WarrantsAndRightsOutstandingMaturityDate">Warrants and Rights Outstanding, Maturity Date</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="WarrantsAndRightsOutstandingMaturityDate" xlink:to="label_WarrantsAndRightsOutstandingMaturityDate" xlink:title="Label : WarrantsAndRightsOutstandingMaturityDate to label_WarrantsAndRightsOutstandingMaturityDate" />
    <link:label xlink:type="resource" xlink:label="label_WarrantsAndRightsOutstandingMaturityDate_1" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:title="label_WarrantsAndRightsOutstandingMaturityDate_1" xml:lang="en-US" id="label_WarrantsAndRightsOutstandingMaturityDate_1">Date of warrants exercisable expiry</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="WarrantsAndRightsOutstandingMaturityDate" xlink:to="label_WarrantsAndRightsOutstandingMaturityDate_1" xlink:title="Label : WarrantsAndRightsOutstandingMaturityDate to label_WarrantsAndRightsOutstandingMaturityDate_1" />
    <link:loc xlink:type="locator" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_WarrantsAndRightsOutstandingTerm" xlink:label="WarrantsAndRightsOutstandingTerm" xlink:title="WarrantsAndRightsOutstandingTerm" />
    <link:label xlink:type="resource" xlink:label="label_WarrantsAndRightsOutstandingTerm" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:title="label_WarrantsAndRightsOutstandingTerm" xml:lang="en-US" id="label_WarrantsAndRightsOutstandingTerm">Representative warrants exercisable term</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="WarrantsAndRightsOutstandingTerm" xlink:to="label_WarrantsAndRightsOutstandingTerm" xlink:title="Label : WarrantsAndRightsOutstandingTerm to label_WarrantsAndRightsOutstandingTerm" />
    <link:label xlink:type="resource" xlink:label="label_WarrantsAndRightsOutstandingTerm_1" xlink:role="http://www.xbrl.org/2003/role/label" xlink:title="label_WarrantsAndRightsOutstandingTerm_1" xml:lang="en-US" id="label_WarrantsAndRightsOutstandingTerm_1">Warrants and Rights Outstanding, Term</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="WarrantsAndRightsOutstandingTerm" xlink:to="label_WarrantsAndRightsOutstandingTerm_1" xlink:title="Label : WarrantsAndRightsOutstandingTerm to label_WarrantsAndRightsOutstandingTerm_1" />
    <link:label xlink:type="resource" xlink:label="label_WarrantsAndRightsOutstandingTerm_2" xlink:role="http://www.xbrl.org/2003/role/verboseLabel" xlink:title="label_WarrantsAndRightsOutstandingTerm_2" xml:lang="en-US" id="label_WarrantsAndRightsOutstandingTerm_2">Warrants exercisable expiry term</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="WarrantsAndRightsOutstandingTerm" xlink:to="label_WarrantsAndRightsOutstandingTerm_2" xlink:title="Label : WarrantsAndRightsOutstandingTerm to label_WarrantsAndRightsOutstandingTerm_2" />
    <link:loc xlink:type="locator" xlink:href="sxtp-20260630.xsd#sxtp_July2025OfferingMember" xlink:label="July2025OfferingMember" xlink:title="July2025OfferingMember" />
    <link:label xlink:type="resource" xlink:label="label_July2025OfferingMember" xlink:role="http://www.xbrl.org/2003/role/label" xlink:title="label_July2025OfferingMember" xml:lang="en-US" id="label_July2025OfferingMember">July 2025 Offering [Member]</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="July2025OfferingMember" xlink:to="label_July2025OfferingMember" xlink:title="Label : July2025OfferingMember to label_July2025OfferingMember" />
    <link:label xlink:type="resource" xlink:label="label_July2025OfferingMember_1" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:title="label_July2025OfferingMember_1" xml:lang="en-US" id="label_July2025OfferingMember_1">July 2025 Offering [Member]</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="July2025OfferingMember" xlink:to="label_July2025OfferingMember_1" xlink:title="Label : July2025OfferingMember to label_July2025OfferingMember_1" />
    <link:label xlink:type="resource" xlink:label="label_July2025OfferingMember_2" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:title="label_July2025OfferingMember_2" xml:lang="en-US" id="label_July2025OfferingMember_2">This member stands for the information pertaining to "July 2025 Offering".</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="July2025OfferingMember" xlink:to="label_July2025OfferingMember_2" xlink:title="Label : July2025OfferingMember to label_July2025OfferingMember_2" />
    <link:loc xlink:type="locator" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_EarningsPerSharePolicyTextBlock" xlink:label="EarningsPerSharePolicyTextBlock" xlink:title="EarningsPerSharePolicyTextBlock" />
    <link:label xlink:type="resource" xlink:label="label_EarningsPerSharePolicyTextBlock" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:title="label_EarningsPerSharePolicyTextBlock" xml:lang="en-US" id="label_EarningsPerSharePolicyTextBlock">Net Loss per Common Share</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="EarningsPerSharePolicyTextBlock" xlink:to="label_EarningsPerSharePolicyTextBlock" xlink:title="Label : EarningsPerSharePolicyTextBlock to label_EarningsPerSharePolicyTextBlock" />
    <link:label xlink:type="resource" xlink:label="label_EarningsPerSharePolicyTextBlock_1" xlink:role="http://www.xbrl.org/2003/role/label" xlink:title="label_EarningsPerSharePolicyTextBlock_1" xml:lang="en-US" id="label_EarningsPerSharePolicyTextBlock_1">Earnings Per Share, Policy [Policy Text Block]</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="EarningsPerSharePolicyTextBlock" xlink:to="label_EarningsPerSharePolicyTextBlock_1" xlink:title="Label : EarningsPerSharePolicyTextBlock to label_EarningsPerSharePolicyTextBlock_1" />
    <link:loc xlink:type="locator" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_Revenues" xlink:label="Revenues" xlink:title="Revenues" />
    <link:label xlink:type="resource" xlink:label="label_Revenues" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:title="label_Revenues" xml:lang="en-US" id="label_Revenues">Product Revenues &#x2013; net of Discounts and Rebates</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="Revenues" xlink:to="label_Revenues" xlink:title="Label : Revenues to label_Revenues" />
    <link:label xlink:type="resource" xlink:label="label_Revenues_1" xlink:role="http://www.xbrl.org/2003/role/label" xlink:title="label_Revenues_1" xml:lang="en-US" id="label_Revenues_1">Revenues</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="Revenues" xlink:to="label_Revenues_1" xlink:title="Label : Revenues to label_Revenues_1" />
    <link:loc xlink:type="locator" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_StockholdersEquityAbstract" xlink:label="StockholdersEquityAbstract" xlink:title="StockholdersEquityAbstract" />
    <link:label xlink:type="resource" xlink:label="label_StockholdersEquityAbstract" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:title="label_StockholdersEquityAbstract" xml:lang="en-US" id="label_StockholdersEquityAbstract">SHAREHOLDERS' EQUITY:</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="StockholdersEquityAbstract" xlink:to="label_StockholdersEquityAbstract" xlink:title="Label : StockholdersEquityAbstract to label_StockholdersEquityAbstract" />
    <link:label xlink:type="resource" xlink:label="label_StockholdersEquityAbstract_1" xlink:role="http://www.xbrl.org/2003/role/label" xlink:title="label_StockholdersEquityAbstract_1" xml:lang="en-US" id="label_StockholdersEquityAbstract_1">Equity, Attributable to Parent [Abstract]</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="StockholdersEquityAbstract" xlink:to="label_StockholdersEquityAbstract_1" xlink:title="Label : StockholdersEquityAbstract to label_StockholdersEquityAbstract_1" />
    <link:loc xlink:type="locator" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_StockholdersEquityIncludingPortionAttributableToNoncontrollingInterest" xlink:label="StockholdersEquityIncludingPortionAttributableToNoncontrollingInterest" xlink:title="StockholdersEquityIncludingPortionAttributableToNoncontrollingInterest" />
    <link:label xlink:type="resource" xlink:label="label_StockholdersEquityIncludingPortionAttributableToNoncontrollingInterest" xlink:role="http://www.xbrl.org/2003/role/totalLabel" xlink:title="label_StockholdersEquityIncludingPortionAttributableToNoncontrollingInterest" xml:lang="en-US" id="label_StockholdersEquityIncludingPortionAttributableToNoncontrollingInterest">Total Shareholders' Equity</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="StockholdersEquityIncludingPortionAttributableToNoncontrollingInterest" xlink:to="label_StockholdersEquityIncludingPortionAttributableToNoncontrollingInterest" xlink:title="Label : StockholdersEquityIncludingPortionAttributableToNoncontrollingInterest to label_StockholdersEquityIncludingPortionAttributableToNoncontrollingInterest" />
    <link:label xlink:type="resource" xlink:label="label_StockholdersEquityIncludingPortionAttributableToNoncontrollingInterest_1" xlink:role="http://www.xbrl.org/2003/role/periodStartLabel" xlink:title="label_StockholdersEquityIncludingPortionAttributableToNoncontrollingInterest_1" xml:lang="en-US" id="label_StockholdersEquityIncludingPortionAttributableToNoncontrollingInterest_1">Balance</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="StockholdersEquityIncludingPortionAttributableToNoncontrollingInterest" xlink:to="label_StockholdersEquityIncludingPortionAttributableToNoncontrollingInterest_1" xlink:title="Label : StockholdersEquityIncludingPortionAttributableToNoncontrollingInterest to label_StockholdersEquityIncludingPortionAttributableToNoncontrollingInterest_1" />
    <link:label xlink:type="resource" xlink:label="label_StockholdersEquityIncludingPortionAttributableToNoncontrollingInterest_2" xlink:role="http://www.xbrl.org/2003/role/periodEndLabel" xlink:title="label_StockholdersEquityIncludingPortionAttributableToNoncontrollingInterest_2" xml:lang="en-US" id="label_StockholdersEquityIncludingPortionAttributableToNoncontrollingInterest_2">Balance</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="StockholdersEquityIncludingPortionAttributableToNoncontrollingInterest" xlink:to="label_StockholdersEquityIncludingPortionAttributableToNoncontrollingInterest_2" xlink:title="Label : StockholdersEquityIncludingPortionAttributableToNoncontrollingInterest to label_StockholdersEquityIncludingPortionAttributableToNoncontrollingInterest_2" />
    <link:label xlink:type="resource" xlink:label="label_StockholdersEquityIncludingPortionAttributableToNoncontrollingInterest_3" xlink:role="http://www.xbrl.org/2003/role/label" xlink:title="label_StockholdersEquityIncludingPortionAttributableToNoncontrollingInterest_3" xml:lang="en-US" id="label_StockholdersEquityIncludingPortionAttributableToNoncontrollingInterest_3">Equity, Including Portion Attributable to Noncontrolling Interest</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="StockholdersEquityIncludingPortionAttributableToNoncontrollingInterest" xlink:to="label_StockholdersEquityIncludingPortionAttributableToNoncontrollingInterest_3" xlink:title="Label : StockholdersEquityIncludingPortionAttributableToNoncontrollingInterest to label_StockholdersEquityIncludingPortionAttributableToNoncontrollingInterest_3" />
    <link:loc xlink:type="locator" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_LiabilitiesAndStockholdersEquity" xlink:label="LiabilitiesAndStockholdersEquity" xlink:title="LiabilitiesAndStockholdersEquity" />
    <link:label xlink:type="resource" xlink:label="label_LiabilitiesAndStockholdersEquity" xlink:role="http://www.xbrl.org/2003/role/totalLabel" xlink:title="label_LiabilitiesAndStockholdersEquity" xml:lang="en-US" id="label_LiabilitiesAndStockholdersEquity">Total Liabilities and Shareholders' Equity</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="LiabilitiesAndStockholdersEquity" xlink:to="label_LiabilitiesAndStockholdersEquity" xlink:title="Label : LiabilitiesAndStockholdersEquity to label_LiabilitiesAndStockholdersEquity" />
    <link:label xlink:type="resource" xlink:label="label_LiabilitiesAndStockholdersEquity_1" xlink:role="http://www.xbrl.org/2003/role/label" xlink:title="label_LiabilitiesAndStockholdersEquity_1" xml:lang="en-US" id="label_LiabilitiesAndStockholdersEquity_1">Liabilities and Equity</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="LiabilitiesAndStockholdersEquity" xlink:to="label_LiabilitiesAndStockholdersEquity_1" xlink:title="Label : LiabilitiesAndStockholdersEquity to label_LiabilitiesAndStockholdersEquity_1" />
    <link:loc xlink:type="locator" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_OtherComprehensiveIncomeLossForeignCurrencyTransactionAndTranslationAdjustmentNetOfTax" xlink:label="OtherComprehensiveIncomeLossForeignCurrencyTransactionAndTranslationAdjustmentNetOfTax" xlink:title="OtherComprehensiveIncomeLossForeignCurrencyTransactionAndTranslationAdjustmentNetOfTax" />
    <link:label xlink:type="resource" xlink:label="label_OtherComprehensiveIncomeLossForeignCurrencyTransactionAndTranslationAdjustmentNetOfTax" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:title="label_OtherComprehensiveIncomeLossForeignCurrencyTransactionAndTranslationAdjustmentNetOfTax" xml:lang="en-US" id="label_OtherComprehensiveIncomeLossForeignCurrencyTransactionAndTranslationAdjustmentNetOfTax">Net foreign translation gain (loss)</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="OtherComprehensiveIncomeLossForeignCurrencyTransactionAndTranslationAdjustmentNetOfTax" xlink:to="label_OtherComprehensiveIncomeLossForeignCurrencyTransactionAndTranslationAdjustmentNetOfTax" xlink:title="Label : OtherComprehensiveIncomeLossForeignCurrencyTransactionAndTranslationAdjustmentNetOfTax to label_OtherComprehensiveIncomeLossForeignCurrencyTransactionAndTranslationAdjustmentNetOfTax" />
    <link:label xlink:type="resource" xlink:label="label_OtherComprehensiveIncomeLossForeignCurrencyTransactionAndTranslationAdjustmentNetOfTax_1" xlink:role="http://www.xbrl.org/2003/role/label" xlink:title="label_OtherComprehensiveIncomeLossForeignCurrencyTransactionAndTranslationAdjustmentNetOfTax_1" xml:lang="en-US" id="label_OtherComprehensiveIncomeLossForeignCurrencyTransactionAndTranslationAdjustmentNetOfTax_1">Other Comprehensive Income (Loss), Foreign Currency Transaction and Translation Adjustment, Net of Tax</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="OtherComprehensiveIncomeLossForeignCurrencyTransactionAndTranslationAdjustmentNetOfTax" xlink:to="label_OtherComprehensiveIncomeLossForeignCurrencyTransactionAndTranslationAdjustmentNetOfTax_1" xlink:title="Label : OtherComprehensiveIncomeLossForeignCurrencyTransactionAndTranslationAdjustmentNetOfTax to label_OtherComprehensiveIncomeLossForeignCurrencyTransactionAndTranslationAdjustmentNetOfTax_1" />
    <link:loc xlink:type="locator" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_NetIncomeLossAttributableToNoncontrollingInterest" xlink:label="NetIncomeLossAttributableToNoncontrollingInterest" xlink:title="NetIncomeLossAttributableToNoncontrollingInterest" />
    <link:label xlink:type="resource" xlink:label="label_NetIncomeLossAttributableToNoncontrollingInterest" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:title="label_NetIncomeLossAttributableToNoncontrollingInterest" xml:lang="en-US" id="label_NetIncomeLossAttributableToNoncontrollingInterest">Net Loss &#x2013; Noncontrolling Interest</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="NetIncomeLossAttributableToNoncontrollingInterest" xlink:to="label_NetIncomeLossAttributableToNoncontrollingInterest" xlink:title="Label : NetIncomeLossAttributableToNoncontrollingInterest to label_NetIncomeLossAttributableToNoncontrollingInterest" />
    <link:label xlink:type="resource" xlink:label="label_NetIncomeLossAttributableToNoncontrollingInterest_1" xlink:role="http://www.xbrl.org/2003/role/label" xlink:title="label_NetIncomeLossAttributableToNoncontrollingInterest_1" xml:lang="en-US" id="label_NetIncomeLossAttributableToNoncontrollingInterest_1">Net Income (Loss) Attributable to Noncontrolling Interest</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="NetIncomeLossAttributableToNoncontrollingInterest" xlink:to="label_NetIncomeLossAttributableToNoncontrollingInterest_1" xlink:title="Label : NetIncomeLossAttributableToNoncontrollingInterest to label_NetIncomeLossAttributableToNoncontrollingInterest_1" />
    <link:loc xlink:type="locator" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_InventoryWriteDown" xlink:label="InventoryWriteDown" xlink:title="InventoryWriteDown" />
    <link:label xlink:type="resource" xlink:label="label_InventoryWriteDown" xlink:role="http://www.xbrl.org/2003/role/label" xlink:title="label_InventoryWriteDown" xml:lang="en-US" id="label_InventoryWriteDown">Inventory Write-down</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="InventoryWriteDown" xlink:to="label_InventoryWriteDown" xlink:title="Label : InventoryWriteDown to label_InventoryWriteDown" />
    <link:loc xlink:type="locator" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardAwardVestingPeriod1" xlink:label="ShareBasedCompensationArrangementByShareBasedPaymentAwardAwardVestingPeriod1" xlink:title="ShareBasedCompensationArrangementByShareBasedPaymentAwardAwardVestingPeriod1" />
    <link:label xlink:type="resource" xlink:label="label_ShareBasedCompensationArrangementByShareBasedPaymentAwardAwardVestingPeriod1" xlink:role="http://www.xbrl.org/2003/role/label" xlink:title="label_ShareBasedCompensationArrangementByShareBasedPaymentAwardAwardVestingPeriod1" xml:lang="en-US" id="label_ShareBasedCompensationArrangementByShareBasedPaymentAwardAwardVestingPeriod1">Share-Based Compensation Arrangement by Share-Based Payment Award, Award Vesting Period</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="ShareBasedCompensationArrangementByShareBasedPaymentAwardAwardVestingPeriod1" xlink:to="label_ShareBasedCompensationArrangementByShareBasedPaymentAwardAwardVestingPeriod1" xlink:title="Label : ShareBasedCompensationArrangementByShareBasedPaymentAwardAwardVestingPeriod1 to label_ShareBasedCompensationArrangementByShareBasedPaymentAwardAwardVestingPeriod1" />
    <link:label xlink:type="resource" xlink:label="label_ShareBasedCompensationArrangementByShareBasedPaymentAwardAwardVestingPeriod1_1" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:title="label_ShareBasedCompensationArrangementByShareBasedPaymentAwardAwardVestingPeriod1_1" xml:lang="en-US" id="label_ShareBasedCompensationArrangementByShareBasedPaymentAwardAwardVestingPeriod1_1">Option granted to purchase common stock period</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="ShareBasedCompensationArrangementByShareBasedPaymentAwardAwardVestingPeriod1" xlink:to="label_ShareBasedCompensationArrangementByShareBasedPaymentAwardAwardVestingPeriod1_1" xlink:title="Label : ShareBasedCompensationArrangementByShareBasedPaymentAwardAwardVestingPeriod1 to label_ShareBasedCompensationArrangementByShareBasedPaymentAwardAwardVestingPeriod1_1" />
    <link:loc xlink:type="locator" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_AssetsAbstract" xlink:label="AssetsAbstract" xlink:title="AssetsAbstract" />
    <link:label xlink:type="resource" xlink:label="label_AssetsAbstract" xlink:role="http://www.xbrl.org/2003/role/label" xlink:title="label_AssetsAbstract" xml:lang="en-US" id="label_AssetsAbstract">Assets [Abstract]</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="AssetsAbstract" xlink:to="label_AssetsAbstract" xlink:title="Label : AssetsAbstract to label_AssetsAbstract" />
    <link:label xlink:type="resource" xlink:label="label_AssetsAbstract_1" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:title="label_AssetsAbstract_1" xml:lang="en-US" id="label_AssetsAbstract_1">ASSETS:</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="AssetsAbstract" xlink:to="label_AssetsAbstract_1" xlink:title="Label : AssetsAbstract to label_AssetsAbstract_1" />
    <link:loc xlink:type="locator" xlink:href="https://xbrl.sec.gov/ecd/2025/ecd-2025.xsd#ecd_InsiderTradingArrLineItems" xlink:label="InsiderTradingArrLineItems" xlink:title="InsiderTradingArrLineItems" />
    <link:label xlink:type="resource" xlink:label="label_InsiderTradingArrLineItems" xlink:role="http://www.xbrl.org/2003/role/label" xlink:title="label_InsiderTradingArrLineItems" xml:lang="en-US" id="label_InsiderTradingArrLineItems">Insider Trading Arrangements [Line Items]</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="InsiderTradingArrLineItems" xlink:to="label_InsiderTradingArrLineItems" xlink:title="Label : InsiderTradingArrLineItems to label_InsiderTradingArrLineItems" />
    <link:loc xlink:type="locator" xlink:href="https://xbrl.sec.gov/ecd/2025/ecd-2025.xsd#ecd_Rule10b51ArrAdoptedFlag" xlink:label="Rule10b51ArrAdoptedFlag" xlink:title="Rule10b51ArrAdoptedFlag" />
    <link:label xlink:type="resource" xlink:label="label_Rule10b51ArrAdoptedFlag" xlink:role="http://www.xbrl.org/2003/role/label" xlink:title="label_Rule10b51ArrAdoptedFlag" xml:lang="en-US" id="label_Rule10b51ArrAdoptedFlag">Rule 10b5-1 Arrangement Adopted [Flag]</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="Rule10b51ArrAdoptedFlag" xlink:to="label_Rule10b51ArrAdoptedFlag" xlink:title="Label : Rule10b51ArrAdoptedFlag to label_Rule10b51ArrAdoptedFlag" />
    <link:loc xlink:type="locator" xlink:href="https://xbrl.sec.gov/ecd/2025/ecd-2025.xsd#ecd_NonRule10b51ArrAdoptedFlag" xlink:label="NonRule10b51ArrAdoptedFlag" xlink:title="NonRule10b51ArrAdoptedFlag" />
    <link:label xlink:type="resource" xlink:label="label_NonRule10b51ArrAdoptedFlag" xlink:role="http://www.xbrl.org/2003/role/label" xlink:title="label_NonRule10b51ArrAdoptedFlag" xml:lang="en-US" id="label_NonRule10b51ArrAdoptedFlag">Non-Rule 10b5-1 Arrangement Adopted [Flag]</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="NonRule10b51ArrAdoptedFlag" xlink:to="label_NonRule10b51ArrAdoptedFlag" xlink:title="Label : NonRule10b51ArrAdoptedFlag to label_NonRule10b51ArrAdoptedFlag" />
    <link:loc xlink:type="locator" xlink:href="https://xbrl.sec.gov/ecd/2025/ecd-2025.xsd#ecd_Rule10b51ArrTrmntdFlag" xlink:label="Rule10b51ArrTrmntdFlag" xlink:title="Rule10b51ArrTrmntdFlag" />
    <link:label xlink:type="resource" xlink:label="label_Rule10b51ArrTrmntdFlag" xlink:role="http://www.xbrl.org/2003/role/label" xlink:title="label_Rule10b51ArrTrmntdFlag" xml:lang="en-US" id="label_Rule10b51ArrTrmntdFlag">Rule 10b5-1 Arrangement Terminated [Flag]</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="Rule10b51ArrTrmntdFlag" xlink:to="label_Rule10b51ArrTrmntdFlag" xlink:title="Label : Rule10b51ArrTrmntdFlag to label_Rule10b51ArrTrmntdFlag" />
    <link:loc xlink:type="locator" xlink:href="https://xbrl.sec.gov/ecd/2025/ecd-2025.xsd#ecd_NonRule10b51ArrTrmntdFlag" xlink:label="NonRule10b51ArrTrmntdFlag" xlink:title="NonRule10b51ArrTrmntdFlag" />
    <link:label xlink:type="resource" xlink:label="label_NonRule10b51ArrTrmntdFlag" xlink:role="http://www.xbrl.org/2003/role/label" xlink:title="label_NonRule10b51ArrTrmntdFlag" xml:lang="en-US" id="label_NonRule10b51ArrTrmntdFlag">Non-Rule 10b5-1 Arrangement Terminated [Flag]</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="NonRule10b51ArrTrmntdFlag" xlink:to="label_NonRule10b51ArrTrmntdFlag" xlink:title="Label : NonRule10b51ArrTrmntdFlag to label_NonRule10b51ArrTrmntdFlag" />
    <link:loc xlink:type="locator" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_OrganizationConsolidationAndPresentationOfFinancialStatementsAbstract" xlink:label="OrganizationConsolidationAndPresentationOfFinancialStatementsAbstract" xlink:title="OrganizationConsolidationAndPresentationOfFinancialStatementsAbstract" />
    <link:label xlink:type="resource" xlink:label="label_OrganizationConsolidationAndPresentationOfFinancialStatementsAbstract" xlink:role="http://www.xbrl.org/2003/role/label" xlink:title="label_OrganizationConsolidationAndPresentationOfFinancialStatementsAbstract" xml:lang="en-US" id="label_OrganizationConsolidationAndPresentationOfFinancialStatementsAbstract">NATURE OF OPERATIONS</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="OrganizationConsolidationAndPresentationOfFinancialStatementsAbstract" xlink:to="label_OrganizationConsolidationAndPresentationOfFinancialStatementsAbstract" xlink:title="Label : OrganizationConsolidationAndPresentationOfFinancialStatementsAbstract to label_OrganizationConsolidationAndPresentationOfFinancialStatementsAbstract" />
    <link:loc xlink:type="locator" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_AccountingPoliciesAbstract" xlink:label="AccountingPoliciesAbstract" xlink:title="AccountingPoliciesAbstract" />
    <link:label xlink:type="resource" xlink:label="label_AccountingPoliciesAbstract" xlink:role="http://www.xbrl.org/2003/role/label" xlink:title="label_AccountingPoliciesAbstract" xml:lang="en-US" id="label_AccountingPoliciesAbstract">SUMMARY OF SIGNIFICANT ACCOUNTING POLICIES</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="AccountingPoliciesAbstract" xlink:to="label_AccountingPoliciesAbstract" xlink:title="Label : AccountingPoliciesAbstract to label_AccountingPoliciesAbstract" />
    <link:loc xlink:type="locator" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_InventoryDisclosureAbstract" xlink:label="InventoryDisclosureAbstract" xlink:title="InventoryDisclosureAbstract" />
    <link:label xlink:type="resource" xlink:label="label_InventoryDisclosureAbstract" xlink:role="http://www.xbrl.org/2003/role/label" xlink:title="label_InventoryDisclosureAbstract" xml:lang="en-US" id="label_InventoryDisclosureAbstract">INVENTORY</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="InventoryDisclosureAbstract" xlink:to="label_InventoryDisclosureAbstract" xlink:title="Label : InventoryDisclosureAbstract to label_InventoryDisclosureAbstract" />
    <link:loc xlink:type="locator" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_PropertyPlantAndEquipmentAbstract" xlink:label="PropertyPlantAndEquipmentAbstract" xlink:title="PropertyPlantAndEquipmentAbstract" />
    <link:label xlink:type="resource" xlink:label="label_PropertyPlantAndEquipmentAbstract" xlink:role="http://www.xbrl.org/2003/role/label" xlink:title="label_PropertyPlantAndEquipmentAbstract" xml:lang="en-US" id="label_PropertyPlantAndEquipmentAbstract">PROPERTY AND EQUIPMENT</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="PropertyPlantAndEquipmentAbstract" xlink:to="label_PropertyPlantAndEquipmentAbstract" xlink:title="Label : PropertyPlantAndEquipmentAbstract to label_PropertyPlantAndEquipmentAbstract" />
    <link:loc xlink:type="locator" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_FiniteLivedIntangibleAssetsNetAbstract" xlink:label="FiniteLivedIntangibleAssetsNetAbstract" xlink:title="FiniteLivedIntangibleAssetsNetAbstract" />
    <link:label xlink:type="resource" xlink:label="label_FiniteLivedIntangibleAssetsNetAbstract" xlink:role="http://www.xbrl.org/2003/role/label" xlink:title="label_FiniteLivedIntangibleAssetsNetAbstract" xml:lang="en-US" id="label_FiniteLivedIntangibleAssetsNetAbstract">INTANGIBLE ASSETS</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="FiniteLivedIntangibleAssetsNetAbstract" xlink:to="label_FiniteLivedIntangibleAssetsNetAbstract" xlink:title="Label : FiniteLivedIntangibleAssetsNetAbstract to label_FiniteLivedIntangibleAssetsNetAbstract" />
    <link:loc xlink:type="locator" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_DebtDisclosureAbstract" xlink:label="DebtDisclosureAbstract" xlink:title="DebtDisclosureAbstract" />
    <link:label xlink:type="resource" xlink:label="label_DebtDisclosureAbstract" xlink:role="http://www.xbrl.org/2003/role/label" xlink:title="label_DebtDisclosureAbstract" xml:lang="en-US" id="label_DebtDisclosureAbstract">DEBT</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="DebtDisclosureAbstract" xlink:to="label_DebtDisclosureAbstract" xlink:title="Label : DebtDisclosureAbstract to label_DebtDisclosureAbstract" />
    <link:loc xlink:type="locator" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_DerivativeInstrumentsAndHedgingActivitiesDisclosureAbstract" xlink:label="DerivativeInstrumentsAndHedgingActivitiesDisclosureAbstract" xlink:title="DerivativeInstrumentsAndHedgingActivitiesDisclosureAbstract" />
    <link:label xlink:type="resource" xlink:label="label_DerivativeInstrumentsAndHedgingActivitiesDisclosureAbstract" xlink:role="http://www.xbrl.org/2003/role/label" xlink:title="label_DerivativeInstrumentsAndHedgingActivitiesDisclosureAbstract" xml:lang="en-US" id="label_DerivativeInstrumentsAndHedgingActivitiesDisclosureAbstract">DERIVATIVE LIABILITIES</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="DerivativeInstrumentsAndHedgingActivitiesDisclosureAbstract" xlink:to="label_DerivativeInstrumentsAndHedgingActivitiesDisclosureAbstract" xlink:title="Label : DerivativeInstrumentsAndHedgingActivitiesDisclosureAbstract to label_DerivativeInstrumentsAndHedgingActivitiesDisclosureAbstract" />
    <link:loc xlink:type="locator" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_IncomeTaxDisclosureAbstract" xlink:label="IncomeTaxDisclosureAbstract" xlink:title="IncomeTaxDisclosureAbstract" />
    <link:label xlink:type="resource" xlink:label="label_IncomeTaxDisclosureAbstract" xlink:role="http://www.xbrl.org/2003/role/label" xlink:title="label_IncomeTaxDisclosureAbstract" xml:lang="en-US" id="label_IncomeTaxDisclosureAbstract">INCOME TAXES</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="IncomeTaxDisclosureAbstract" xlink:to="label_IncomeTaxDisclosureAbstract" xlink:title="Label : IncomeTaxDisclosureAbstract to label_IncomeTaxDisclosureAbstract" />
    <link:loc xlink:type="locator" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_DisclosureOfCompensationRelatedCostsSharebasedPaymentsAbstract" xlink:label="DisclosureOfCompensationRelatedCostsSharebasedPaymentsAbstract" xlink:title="DisclosureOfCompensationRelatedCostsSharebasedPaymentsAbstract" />
    <link:label xlink:type="resource" xlink:label="label_DisclosureOfCompensationRelatedCostsSharebasedPaymentsAbstract" xlink:role="http://www.xbrl.org/2003/role/label" xlink:title="label_DisclosureOfCompensationRelatedCostsSharebasedPaymentsAbstract" xml:lang="en-US" id="label_DisclosureOfCompensationRelatedCostsSharebasedPaymentsAbstract">SHARE-BASED COMPENSATION</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="DisclosureOfCompensationRelatedCostsSharebasedPaymentsAbstract" xlink:to="label_DisclosureOfCompensationRelatedCostsSharebasedPaymentsAbstract" xlink:title="Label : DisclosureOfCompensationRelatedCostsSharebasedPaymentsAbstract to label_DisclosureOfCompensationRelatedCostsSharebasedPaymentsAbstract" />
    <link:loc xlink:type="locator" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_CommitmentsAndContingenciesDisclosureAbstract" xlink:label="CommitmentsAndContingenciesDisclosureAbstract" xlink:title="CommitmentsAndContingenciesDisclosureAbstract" />
    <link:label xlink:type="resource" xlink:label="label_CommitmentsAndContingenciesDisclosureAbstract" xlink:role="http://www.xbrl.org/2003/role/label" xlink:title="label_CommitmentsAndContingenciesDisclosureAbstract" xml:lang="en-US" id="label_CommitmentsAndContingenciesDisclosureAbstract">COMMITMENTS AND CONTINGENCIES</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="CommitmentsAndContingenciesDisclosureAbstract" xlink:to="label_CommitmentsAndContingenciesDisclosureAbstract" xlink:title="Label : CommitmentsAndContingenciesDisclosureAbstract to label_CommitmentsAndContingenciesDisclosureAbstract" />
    <link:loc xlink:type="locator" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_SubsequentEventsAbstract" xlink:label="SubsequentEventsAbstract" xlink:title="SubsequentEventsAbstract" />
    <link:label xlink:type="resource" xlink:label="label_SubsequentEventsAbstract" xlink:role="http://www.xbrl.org/2003/role/label" xlink:title="label_SubsequentEventsAbstract" xml:lang="en-US" id="label_SubsequentEventsAbstract">SUBSEQUENT EVENTS</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="SubsequentEventsAbstract" xlink:to="label_SubsequentEventsAbstract" xlink:title="Label : SubsequentEventsAbstract to label_SubsequentEventsAbstract" />
    <link:loc xlink:type="locator" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_FederalStateAndLocalIncomeTaxExpenseBenefitContinuingOperations" xlink:label="FederalStateAndLocalIncomeTaxExpenseBenefitContinuingOperations" xlink:title="FederalStateAndLocalIncomeTaxExpenseBenefitContinuingOperations" />
    <link:label xlink:type="resource" xlink:label="label_FederalStateAndLocalIncomeTaxExpenseBenefitContinuingOperations" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:title="label_FederalStateAndLocalIncomeTaxExpenseBenefitContinuingOperations" xml:lang="en-US" id="label_FederalStateAndLocalIncomeTaxExpenseBenefitContinuingOperations">Federal, District of Columbia Income Tax Provision or Benefit</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="FederalStateAndLocalIncomeTaxExpenseBenefitContinuingOperations" xlink:to="label_FederalStateAndLocalIncomeTaxExpenseBenefitContinuingOperations" xlink:title="Label : FederalStateAndLocalIncomeTaxExpenseBenefitContinuingOperations to label_FederalStateAndLocalIncomeTaxExpenseBenefitContinuingOperations" />
    <link:label xlink:type="resource" xlink:label="label_FederalStateAndLocalIncomeTaxExpenseBenefitContinuingOperations_1" xlink:role="http://www.xbrl.org/2003/role/label" xlink:title="label_FederalStateAndLocalIncomeTaxExpenseBenefitContinuingOperations_1" xml:lang="en-US" id="label_FederalStateAndLocalIncomeTaxExpenseBenefitContinuingOperations_1">Federal, State, and Local, Income Tax Expense (Benefit), Continuing Operations</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="FederalStateAndLocalIncomeTaxExpenseBenefitContinuingOperations" xlink:to="label_FederalStateAndLocalIncomeTaxExpenseBenefitContinuingOperations_1" xlink:title="Label : FederalStateAndLocalIncomeTaxExpenseBenefitContinuingOperations to label_FederalStateAndLocalIncomeTaxExpenseBenefitContinuingOperations_1" />
    <link:loc xlink:type="locator" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_StockIssuedDuringPeriodSharesOther" xlink:label="StockIssuedDuringPeriodSharesOther" xlink:title="StockIssuedDuringPeriodSharesOther" />
    <link:label xlink:type="resource" xlink:label="label_StockIssuedDuringPeriodSharesOther" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:title="label_StockIssuedDuringPeriodSharesOther" xml:lang="en-US" id="label_StockIssuedDuringPeriodSharesOther">Purchase of common stock</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="StockIssuedDuringPeriodSharesOther" xlink:to="label_StockIssuedDuringPeriodSharesOther" xlink:title="Label : StockIssuedDuringPeriodSharesOther to label_StockIssuedDuringPeriodSharesOther" />
    <link:label xlink:type="resource" xlink:label="label_StockIssuedDuringPeriodSharesOther_1" xlink:role="http://www.xbrl.org/2003/role/label" xlink:title="label_StockIssuedDuringPeriodSharesOther_1" xml:lang="en-US" id="label_StockIssuedDuringPeriodSharesOther_1">Stock Issued During Period, Shares, Other</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="StockIssuedDuringPeriodSharesOther" xlink:to="label_StockIssuedDuringPeriodSharesOther_1" xlink:title="Label : StockIssuedDuringPeriodSharesOther to label_StockIssuedDuringPeriodSharesOther_1" />
    <link:label xlink:type="resource" xlink:label="label_StockIssuedDuringPeriodSharesOther_2" xlink:role="http://www.xbrl.org/2003/role/verboseLabel" xlink:title="label_StockIssuedDuringPeriodSharesOther_2" xml:lang="en-US" id="label_StockIssuedDuringPeriodSharesOther_2">Voluntary conversion of Series A Preferred Stock into common stock (in Shares)</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="StockIssuedDuringPeriodSharesOther" xlink:to="label_StockIssuedDuringPeriodSharesOther_2" xlink:title="Label : StockIssuedDuringPeriodSharesOther to label_StockIssuedDuringPeriodSharesOther_2" />
    <link:loc xlink:type="locator" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_ProceedsFromWarrantExercises" xlink:label="ProceedsFromWarrantExercises" xlink:title="ProceedsFromWarrantExercises" />
    <link:label xlink:type="resource" xlink:label="label_ProceedsFromWarrantExercises" xlink:role="http://www.xbrl.org/2003/role/label" xlink:title="label_ProceedsFromWarrantExercises" xml:lang="en-US" id="label_ProceedsFromWarrantExercises">Proceeds from Warrant Exercises</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="ProceedsFromWarrantExercises" xlink:to="label_ProceedsFromWarrantExercises" xlink:title="Label : ProceedsFromWarrantExercises to label_ProceedsFromWarrantExercises" />
    <link:loc xlink:type="locator" xlink:href="sxtp-20260630.xsd#sxtp_StockIssuedDuringPeriodIssuanceOfSharesForAnnualPerformanceBonusesNetOfSharesWithheldForTaxesinShares" xlink:label="StockIssuedDuringPeriodIssuanceOfSharesForAnnualPerformanceBonusesNetOfSharesWithheldForTaxesinShares" xlink:title="StockIssuedDuringPeriodIssuanceOfSharesForAnnualPerformanceBonusesNetOfSharesWithheldForTaxesinShares" />
    <link:label xlink:type="resource" xlink:label="label_StockIssuedDuringPeriodIssuanceOfSharesForAnnualPerformanceBonusesNetOfSharesWithheldForTaxesinShares" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:title="label_StockIssuedDuringPeriodIssuanceOfSharesForAnnualPerformanceBonusesNetOfSharesWithheldForTaxesinShares" xml:lang="en-US" id="label_StockIssuedDuringPeriodIssuanceOfSharesForAnnualPerformanceBonusesNetOfSharesWithheldForTaxesinShares">Issuance of shares for annual performance bonuses, net of shares withheld for taxes (in Shares)</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="StockIssuedDuringPeriodIssuanceOfSharesForAnnualPerformanceBonusesNetOfSharesWithheldForTaxesinShares" xlink:to="label_StockIssuedDuringPeriodIssuanceOfSharesForAnnualPerformanceBonusesNetOfSharesWithheldForTaxesinShares" xlink:title="Label : StockIssuedDuringPeriodIssuanceOfSharesForAnnualPerformanceBonusesNetOfSharesWithheldForTaxesinShares to label_StockIssuedDuringPeriodIssuanceOfSharesForAnnualPerformanceBonusesNetOfSharesWithheldForTaxesinShares" />
    <link:label xlink:type="resource" xlink:label="label_StockIssuedDuringPeriodIssuanceOfSharesForAnnualPerformanceBonusesNetOfSharesWithheldForTaxesinShares_1" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:title="label_StockIssuedDuringPeriodIssuanceOfSharesForAnnualPerformanceBonusesNetOfSharesWithheldForTaxesinShares_1" xml:lang="en-US" id="label_StockIssuedDuringPeriodIssuanceOfSharesForAnnualPerformanceBonusesNetOfSharesWithheldForTaxesinShares_1">Issuance of shares for annual performance bonuses, net of shares withheld for taxes (in Shares).</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="StockIssuedDuringPeriodIssuanceOfSharesForAnnualPerformanceBonusesNetOfSharesWithheldForTaxesinShares" xlink:to="label_StockIssuedDuringPeriodIssuanceOfSharesForAnnualPerformanceBonusesNetOfSharesWithheldForTaxesinShares_1" xlink:title="Label : StockIssuedDuringPeriodIssuanceOfSharesForAnnualPerformanceBonusesNetOfSharesWithheldForTaxesinShares to label_StockIssuedDuringPeriodIssuanceOfSharesForAnnualPerformanceBonusesNetOfSharesWithheldForTaxesinShares_1" />
    <link:label xlink:type="resource" xlink:label="label_StockIssuedDuringPeriodIssuanceOfSharesForAnnualPerformanceBonusesNetOfSharesWithheldForTaxesinShares_2" xlink:role="http://www.xbrl.org/2003/role/label" xlink:title="label_StockIssuedDuringPeriodIssuanceOfSharesForAnnualPerformanceBonusesNetOfSharesWithheldForTaxesinShares_2" xml:lang="en-US" id="label_StockIssuedDuringPeriodIssuanceOfSharesForAnnualPerformanceBonusesNetOfSharesWithheldForTaxesinShares_2">Stock Issued During Period Issuance Of Shares For Annual Performance Bonuses Net Of Shares Withheld For Taxesin Shares</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="StockIssuedDuringPeriodIssuanceOfSharesForAnnualPerformanceBonusesNetOfSharesWithheldForTaxesinShares" xlink:to="label_StockIssuedDuringPeriodIssuanceOfSharesForAnnualPerformanceBonusesNetOfSharesWithheldForTaxesinShares_2" xlink:title="Label : StockIssuedDuringPeriodIssuanceOfSharesForAnnualPerformanceBonusesNetOfSharesWithheldForTaxesinShares to label_StockIssuedDuringPeriodIssuanceOfSharesForAnnualPerformanceBonusesNetOfSharesWithheldForTaxesinShares_2" />
    <link:label xlink:type="resource" xlink:label="label_StockIssuedDuringPeriodIssuanceOfSharesForAnnualPerformanceBonusesNetOfSharesWithheldForTaxesinShares_3" xlink:role="http://www.xbrl.org/2003/role/verboseLabel" xlink:title="label_StockIssuedDuringPeriodIssuanceOfSharesForAnnualPerformanceBonusesNetOfSharesWithheldForTaxesinShares_3" xml:lang="en-US" id="label_StockIssuedDuringPeriodIssuanceOfSharesForAnnualPerformanceBonusesNetOfSharesWithheldForTaxesinShares_3">Shares of common stock to the executives in settlement</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="StockIssuedDuringPeriodIssuanceOfSharesForAnnualPerformanceBonusesNetOfSharesWithheldForTaxesinShares" xlink:to="label_StockIssuedDuringPeriodIssuanceOfSharesForAnnualPerformanceBonusesNetOfSharesWithheldForTaxesinShares_3" xlink:title="Label : StockIssuedDuringPeriodIssuanceOfSharesForAnnualPerformanceBonusesNetOfSharesWithheldForTaxesinShares to label_StockIssuedDuringPeriodIssuanceOfSharesForAnnualPerformanceBonusesNetOfSharesWithheldForTaxesinShares_3" />
    <link:loc xlink:type="locator" xlink:href="sxtp-20260630.xsd#sxtp_ATMOfferingNetOfOfferingCostsPaid" xlink:label="ATMOfferingNetOfOfferingCostsPaid" xlink:title="ATMOfferingNetOfOfferingCostsPaid" />
    <link:label xlink:type="resource" xlink:label="label_ATMOfferingNetOfOfferingCostsPaid" xlink:role="http://www.xbrl.org/2003/role/label" xlink:title="label_ATMOfferingNetOfOfferingCostsPaid" xml:lang="en-US" id="label_ATMOfferingNetOfOfferingCostsPaid">ATM Offering Net of Offering Costs Paid</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="ATMOfferingNetOfOfferingCostsPaid" xlink:to="label_ATMOfferingNetOfOfferingCostsPaid" xlink:title="Label : ATMOfferingNetOfOfferingCostsPaid to label_ATMOfferingNetOfOfferingCostsPaid" />
    <link:label xlink:type="resource" xlink:label="label_ATMOfferingNetOfOfferingCostsPaid_1" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:title="label_ATMOfferingNetOfOfferingCostsPaid_1" xml:lang="en-US" id="label_ATMOfferingNetOfOfferingCostsPaid_1">ATM Offering, net of offering costs paid</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="ATMOfferingNetOfOfferingCostsPaid" xlink:to="label_ATMOfferingNetOfOfferingCostsPaid_1" xlink:title="Label : ATMOfferingNetOfOfferingCostsPaid to label_ATMOfferingNetOfOfferingCostsPaid_1" />
    <link:label xlink:type="resource" xlink:label="label_ATMOfferingNetOfOfferingCostsPaid_2" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:title="label_ATMOfferingNetOfOfferingCostsPaid_2" xml:lang="en-US" id="label_ATMOfferingNetOfOfferingCostsPaid_2">ATM Offering, net of offering costs paid.</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="ATMOfferingNetOfOfferingCostsPaid" xlink:to="label_ATMOfferingNetOfOfferingCostsPaid_2" xlink:title="Label : ATMOfferingNetOfOfferingCostsPaid to label_ATMOfferingNetOfOfferingCostsPaid_2" />
    <link:loc xlink:type="locator" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_InventoryGross" xlink:label="InventoryGross" xlink:title="InventoryGross" />
    <link:label xlink:type="resource" xlink:label="label_InventoryGross" xlink:role="http://www.xbrl.org/2003/role/label" xlink:title="label_InventoryGross" xml:lang="en-US" id="label_InventoryGross">Inventory, Gross</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="InventoryGross" xlink:to="label_InventoryGross" xlink:title="Label : InventoryGross to label_InventoryGross" />
    <link:label xlink:type="resource" xlink:label="label_InventoryGross_1" xlink:role="http://www.xbrl.org/2003/role/totalLabel" xlink:title="label_InventoryGross_1" xml:lang="en-US" id="label_InventoryGross_1">Total Inventory</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="InventoryGross" xlink:to="label_InventoryGross_1" xlink:title="Label : InventoryGross to label_InventoryGross_1" />
    <link:loc xlink:type="locator" xlink:href="sxtp-20260630.xsd#sxtp_SeriesAWarrantsMember" xlink:label="SeriesAWarrantsMember" xlink:title="SeriesAWarrantsMember" />
    <link:label xlink:type="resource" xlink:label="label_SeriesAWarrantsMember" xlink:role="http://www.xbrl.org/2003/role/label" xlink:title="label_SeriesAWarrantsMember" xml:lang="en-US" id="label_SeriesAWarrantsMember">Series A Warrants [Member]</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="SeriesAWarrantsMember" xlink:to="label_SeriesAWarrantsMember" xlink:title="Label : SeriesAWarrantsMember to label_SeriesAWarrantsMember" />
    <link:label xlink:type="resource" xlink:label="label_SeriesAWarrantsMember_1" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:title="label_SeriesAWarrantsMember_1" xml:lang="en-US" id="label_SeriesAWarrantsMember_1">Series A Warrants [Member]</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="SeriesAWarrantsMember" xlink:to="label_SeriesAWarrantsMember_1" xlink:title="Label : SeriesAWarrantsMember to label_SeriesAWarrantsMember_1" />
    <link:label xlink:type="resource" xlink:label="label_SeriesAWarrantsMember_2" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:title="label_SeriesAWarrantsMember_2" xml:lang="en-US" id="label_SeriesAWarrantsMember_2">This member stands for the information pertaining to "Series A Warrants".</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="SeriesAWarrantsMember" xlink:to="label_SeriesAWarrantsMember_2" xlink:title="Label : SeriesAWarrantsMember to label_SeriesAWarrantsMember_2" />
    <link:loc xlink:type="locator" xlink:href="sxtp-20260630.xsd#sxtp_SeriesBWarrantsMember" xlink:label="SeriesBWarrantsMember" xlink:title="SeriesBWarrantsMember" />
    <link:label xlink:type="resource" xlink:label="label_SeriesBWarrantsMember" xlink:role="http://www.xbrl.org/2003/role/label" xlink:title="label_SeriesBWarrantsMember" xml:lang="en-US" id="label_SeriesBWarrantsMember">Series B Warrants [Member]</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="SeriesBWarrantsMember" xlink:to="label_SeriesBWarrantsMember" xlink:title="Label : SeriesBWarrantsMember to label_SeriesBWarrantsMember" />
    <link:label xlink:type="resource" xlink:label="label_SeriesBWarrantsMember_1" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:title="label_SeriesBWarrantsMember_1" xml:lang="en-US" id="label_SeriesBWarrantsMember_1">Series B Warrants [Member]</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="SeriesBWarrantsMember" xlink:to="label_SeriesBWarrantsMember_1" xlink:title="Label : SeriesBWarrantsMember to label_SeriesBWarrantsMember_1" />
    <link:label xlink:type="resource" xlink:label="label_SeriesBWarrantsMember_2" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:title="label_SeriesBWarrantsMember_2" xml:lang="en-US" id="label_SeriesBWarrantsMember_2">This member stands for the information pertaining to "Series B Warrants".</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="SeriesBWarrantsMember" xlink:to="label_SeriesBWarrantsMember_2" xlink:title="Label : SeriesBWarrantsMember to label_SeriesBWarrantsMember_2" />
    <link:loc xlink:type="locator" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_ConvertiblePreferredStockSharesIssuedUponConversion" xlink:label="ConvertiblePreferredStockSharesIssuedUponConversion" xlink:title="ConvertiblePreferredStockSharesIssuedUponConversion" />
    <link:label xlink:type="resource" xlink:label="label_ConvertiblePreferredStockSharesIssuedUponConversion" xlink:role="http://www.xbrl.org/2003/role/label" xlink:title="label_ConvertiblePreferredStockSharesIssuedUponConversion" xml:lang="en-US" id="label_ConvertiblePreferredStockSharesIssuedUponConversion">Convertible Preferred Stock, Shares Issued upon Conversion</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="ConvertiblePreferredStockSharesIssuedUponConversion" xlink:to="label_ConvertiblePreferredStockSharesIssuedUponConversion" xlink:title="Label : ConvertiblePreferredStockSharesIssuedUponConversion to label_ConvertiblePreferredStockSharesIssuedUponConversion" />
    <link:label xlink:type="resource" xlink:label="label_ConvertiblePreferredStockSharesIssuedUponConversion_1" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:title="label_ConvertiblePreferredStockSharesIssuedUponConversion_1" xml:lang="en-US" id="label_ConvertiblePreferredStockSharesIssuedUponConversion_1">Converted shares</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="ConvertiblePreferredStockSharesIssuedUponConversion" xlink:to="label_ConvertiblePreferredStockSharesIssuedUponConversion_1" xlink:title="Label : ConvertiblePreferredStockSharesIssuedUponConversion to label_ConvertiblePreferredStockSharesIssuedUponConversion_1" />
    <link:loc xlink:type="locator" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_ConversionOfStockSharesConverted1" xlink:label="ConversionOfStockSharesConverted1" xlink:title="ConversionOfStockSharesConverted1" />
    <link:label xlink:type="resource" xlink:label="label_ConversionOfStockSharesConverted1" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:title="label_ConversionOfStockSharesConverted1" xml:lang="en-US" id="label_ConversionOfStockSharesConverted1">Conversion of Stock, Shares Converted (in Shares)</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="ConversionOfStockSharesConverted1" xlink:to="label_ConversionOfStockSharesConverted1" xlink:title="Label : ConversionOfStockSharesConverted1 to label_ConversionOfStockSharesConverted1" />
    <link:label xlink:type="resource" xlink:label="label_ConversionOfStockSharesConverted1_1" xlink:role="http://www.xbrl.org/2003/role/label" xlink:title="label_ConversionOfStockSharesConverted1_1" xml:lang="en-US" id="label_ConversionOfStockSharesConverted1_1">Conversion of Stock, Shares Converted</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="ConversionOfStockSharesConverted1" xlink:to="label_ConversionOfStockSharesConverted1_1" xlink:title="Label : ConversionOfStockSharesConverted1 to label_ConversionOfStockSharesConverted1_1" />
    <link:label xlink:type="resource" xlink:label="label_ConversionOfStockSharesConverted1_2" xlink:role="http://www.xbrl.org/2003/role/verboseLabel" xlink:title="label_ConversionOfStockSharesConverted1_2" xml:lang="en-US" id="label_ConversionOfStockSharesConverted1_2">Shares converted</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="ConversionOfStockSharesConverted1" xlink:to="label_ConversionOfStockSharesConverted1_2" xlink:title="Label : ConversionOfStockSharesConverted1 to label_ConversionOfStockSharesConverted1_2" />
    <link:loc xlink:type="locator" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_WarrantExercisePriceDecrease" xlink:label="WarrantExercisePriceDecrease" xlink:title="WarrantExercisePriceDecrease" />
    <link:label xlink:type="resource" xlink:label="label_WarrantExercisePriceDecrease" xlink:role="http://www.xbrl.org/2003/role/label" xlink:title="label_WarrantExercisePriceDecrease" xml:lang="en-US" id="label_WarrantExercisePriceDecrease">Warrant, Exercise Price, Decrease</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="WarrantExercisePriceDecrease" xlink:to="label_WarrantExercisePriceDecrease" xlink:title="Label : WarrantExercisePriceDecrease to label_WarrantExercisePriceDecrease" />
    <link:label xlink:type="resource" xlink:label="label_WarrantExercisePriceDecrease_1" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:title="label_WarrantExercisePriceDecrease_1" xml:lang="en-US" id="label_WarrantExercisePriceDecrease_1">Exercise price (in Dollars per share)</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="WarrantExercisePriceDecrease" xlink:to="label_WarrantExercisePriceDecrease_1" xlink:title="Label : WarrantExercisePriceDecrease to label_WarrantExercisePriceDecrease_1" />
    <link:loc xlink:type="locator" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_WarrantsAndRightsOutstanding" xlink:label="WarrantsAndRightsOutstanding" xlink:title="WarrantsAndRightsOutstanding" />
    <link:label xlink:type="resource" xlink:label="label_WarrantsAndRightsOutstanding" xlink:role="http://www.xbrl.org/2003/role/label" xlink:title="label_WarrantsAndRightsOutstanding" xml:lang="en-US" id="label_WarrantsAndRightsOutstanding">Warrants and Rights Outstanding</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="WarrantsAndRightsOutstanding" xlink:to="label_WarrantsAndRightsOutstanding" xlink:title="Label : WarrantsAndRightsOutstanding to label_WarrantsAndRightsOutstanding" />
    <link:label xlink:type="resource" xlink:label="label_WarrantsAndRightsOutstanding_1" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:title="label_WarrantsAndRightsOutstanding_1" xml:lang="en-US" id="label_WarrantsAndRightsOutstanding_1">Warrants and rights outstanding</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="WarrantsAndRightsOutstanding" xlink:to="label_WarrantsAndRightsOutstanding_1" xlink:title="Label : WarrantsAndRightsOutstanding to label_WarrantsAndRightsOutstanding_1" />
    <link:loc xlink:type="locator" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_PreferredStockConvertibleSharesIssuable" xlink:label="PreferredStockConvertibleSharesIssuable" xlink:title="PreferredStockConvertibleSharesIssuable" />
    <link:label xlink:type="resource" xlink:label="label_PreferredStockConvertibleSharesIssuable" xlink:role="http://www.xbrl.org/2003/role/label" xlink:title="label_PreferredStockConvertibleSharesIssuable" xml:lang="en-US" id="label_PreferredStockConvertibleSharesIssuable">Preferred Stock, Convertible, Shares Issuable</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="PreferredStockConvertibleSharesIssuable" xlink:to="label_PreferredStockConvertibleSharesIssuable" xlink:title="Label : PreferredStockConvertibleSharesIssuable to label_PreferredStockConvertibleSharesIssuable" />
    <link:label xlink:type="resource" xlink:label="label_PreferredStockConvertibleSharesIssuable_1" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:title="label_PreferredStockConvertibleSharesIssuable_1" xml:lang="en-US" id="label_PreferredStockConvertibleSharesIssuable_1">Preferred stock, convertible, shares issuable</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="PreferredStockConvertibleSharesIssuable" xlink:to="label_PreferredStockConvertibleSharesIssuable_1" xlink:title="Label : PreferredStockConvertibleSharesIssuable to label_PreferredStockConvertibleSharesIssuable_1" />
    <link:loc xlink:type="locator" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_ConvertibleCommonStockMember" xlink:label="ConvertibleCommonStockMember" xlink:title="ConvertibleCommonStockMember" />
    <link:label xlink:type="resource" xlink:label="label_ConvertibleCommonStockMember" xlink:role="http://www.xbrl.org/2003/role/label" xlink:title="label_ConvertibleCommonStockMember" xml:lang="en-US" id="label_ConvertibleCommonStockMember">Convertible Common Stock [Member]</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="ConvertibleCommonStockMember" xlink:to="label_ConvertibleCommonStockMember" xlink:title="Label : ConvertibleCommonStockMember to label_ConvertibleCommonStockMember" />
    <link:loc xlink:type="locator" xlink:href="sxtp-20260630.xsd#sxtp_HCWainwrightAndCoLLCMember" xlink:label="HCWainwrightAndCoLLCMember" xlink:title="HCWainwrightAndCoLLCMember" />
    <link:label xlink:type="resource" xlink:label="label_HCWainwrightAndCoLLCMember" xlink:role="http://www.xbrl.org/2003/role/label" xlink:title="label_HCWainwrightAndCoLLCMember" xml:lang="en-US" id="label_HCWainwrightAndCoLLCMember">H C Wainwright And Co LLC [Member]</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="HCWainwrightAndCoLLCMember" xlink:to="label_HCWainwrightAndCoLLCMember" xlink:title="Label : HCWainwrightAndCoLLCMember to label_HCWainwrightAndCoLLCMember" />
    <link:label xlink:type="resource" xlink:label="label_HCWainwrightAndCoLLCMember_1" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:title="label_HCWainwrightAndCoLLCMember_1" xml:lang="en-US" id="label_HCWainwrightAndCoLLCMember_1">H.C. Wainwright &amp; Co., LLC [Member]</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="HCWainwrightAndCoLLCMember" xlink:to="label_HCWainwrightAndCoLLCMember_1" xlink:title="Label : HCWainwrightAndCoLLCMember to label_HCWainwrightAndCoLLCMember_1" />
    <link:label xlink:type="resource" xlink:label="label_HCWainwrightAndCoLLCMember_2" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:title="label_HCWainwrightAndCoLLCMember_2" xml:lang="en-US" id="label_HCWainwrightAndCoLLCMember_2">This member stands for the information pertaining to "H.C. Wainwright &amp; Co., LLC ".</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="HCWainwrightAndCoLLCMember" xlink:to="label_HCWainwrightAndCoLLCMember_2" xlink:title="Label : HCWainwrightAndCoLLCMember to label_HCWainwrightAndCoLLCMember_2" />
    <link:loc xlink:type="locator" xlink:href="sxtp-20260630.xsd#sxtp_SeptemberTwoThousandTwentyFourAgentWarrantsMember" xlink:label="SeptemberTwoThousandTwentyFourAgentWarrantsMember" xlink:title="SeptemberTwoThousandTwentyFourAgentWarrantsMember" />
    <link:label xlink:type="resource" xlink:label="label_SeptemberTwoThousandTwentyFourAgentWarrantsMember" xlink:role="http://www.xbrl.org/2003/role/label" xlink:title="label_SeptemberTwoThousandTwentyFourAgentWarrantsMember" xml:lang="en-US" id="label_SeptemberTwoThousandTwentyFourAgentWarrantsMember">September Two Thousand Twenty Four Agent Warrants [Member]</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="SeptemberTwoThousandTwentyFourAgentWarrantsMember" xlink:to="label_SeptemberTwoThousandTwentyFourAgentWarrantsMember" xlink:title="Label : SeptemberTwoThousandTwentyFourAgentWarrantsMember to label_SeptemberTwoThousandTwentyFourAgentWarrantsMember" />
    <link:label xlink:type="resource" xlink:label="label_SeptemberTwoThousandTwentyFourAgentWarrantsMember_1" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:title="label_SeptemberTwoThousandTwentyFourAgentWarrantsMember_1" xml:lang="en-US" id="label_SeptemberTwoThousandTwentyFourAgentWarrantsMember_1">September 2024 Agent Warrants [Member]</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="SeptemberTwoThousandTwentyFourAgentWarrantsMember" xlink:to="label_SeptemberTwoThousandTwentyFourAgentWarrantsMember_1" xlink:title="Label : SeptemberTwoThousandTwentyFourAgentWarrantsMember to label_SeptemberTwoThousandTwentyFourAgentWarrantsMember_1" />
    <link:label xlink:type="resource" xlink:label="label_SeptemberTwoThousandTwentyFourAgentWarrantsMember_2" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:title="label_SeptemberTwoThousandTwentyFourAgentWarrantsMember_2" xml:lang="en-US" id="label_SeptemberTwoThousandTwentyFourAgentWarrantsMember_2">This member stands for the information pertaining to "September 2024 Agent Warrants".</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="SeptemberTwoThousandTwentyFourAgentWarrantsMember" xlink:to="label_SeptemberTwoThousandTwentyFourAgentWarrantsMember_2" xlink:title="Label : SeptemberTwoThousandTwentyFourAgentWarrantsMember to label_SeptemberTwoThousandTwentyFourAgentWarrantsMember_2" />
    <link:loc xlink:type="locator" xlink:href="sxtp-20260630.xsd#sxtp_SeriesAAndSeriesBWarrantsMember" xlink:label="SeriesAAndSeriesBWarrantsMember" xlink:title="SeriesAAndSeriesBWarrantsMember" />
    <link:label xlink:type="resource" xlink:label="label_SeriesAAndSeriesBWarrantsMember" xlink:role="http://www.xbrl.org/2003/role/label" xlink:title="label_SeriesAAndSeriesBWarrantsMember" xml:lang="en-US" id="label_SeriesAAndSeriesBWarrantsMember">Series A And Series B Warrants [Member]</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="SeriesAAndSeriesBWarrantsMember" xlink:to="label_SeriesAAndSeriesBWarrantsMember" xlink:title="Label : SeriesAAndSeriesBWarrantsMember to label_SeriesAAndSeriesBWarrantsMember" />
    <link:label xlink:type="resource" xlink:label="label_SeriesAAndSeriesBWarrantsMember_1" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:title="label_SeriesAAndSeriesBWarrantsMember_1" xml:lang="en-US" id="label_SeriesAAndSeriesBWarrantsMember_1">Series A And Series B Warrants [Member]</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="SeriesAAndSeriesBWarrantsMember" xlink:to="label_SeriesAAndSeriesBWarrantsMember_1" xlink:title="Label : SeriesAAndSeriesBWarrantsMember to label_SeriesAAndSeriesBWarrantsMember_1" />
    <link:label xlink:type="resource" xlink:label="label_SeriesAAndSeriesBWarrantsMember_2" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:title="label_SeriesAAndSeriesBWarrantsMember_2" xml:lang="en-US" id="label_SeriesAAndSeriesBWarrantsMember_2">This member stands for the information pertaining to "Series B And Series B Warrants".</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="SeriesAAndSeriesBWarrantsMember" xlink:to="label_SeriesAAndSeriesBWarrantsMember_2" xlink:title="Label : SeriesAAndSeriesBWarrantsMember to label_SeriesAAndSeriesBWarrantsMember_2" />
    <link:loc xlink:type="locator" xlink:href="sxtp-20260630.xsd#sxtp_ATMOfferingShares" xlink:label="ATMOfferingShares" xlink:title="ATMOfferingShares" />
    <link:label xlink:type="resource" xlink:label="label_ATMOfferingShares" xlink:role="http://www.xbrl.org/2003/role/label" xlink:title="label_ATMOfferingShares" xml:lang="en-US" id="label_ATMOfferingShares">ATM Offering Shares</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="ATMOfferingShares" xlink:to="label_ATMOfferingShares" xlink:title="Label : ATMOfferingShares to label_ATMOfferingShares" />
    <link:label xlink:type="resource" xlink:label="label_ATMOfferingShares_1" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:title="label_ATMOfferingShares_1" xml:lang="en-US" id="label_ATMOfferingShares_1">ATM Offering</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="ATMOfferingShares" xlink:to="label_ATMOfferingShares_1" xlink:title="Label : ATMOfferingShares to label_ATMOfferingShares_1" />
    <link:label xlink:type="resource" xlink:label="label_ATMOfferingShares_2" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:title="label_ATMOfferingShares_2" xml:lang="en-US" id="label_ATMOfferingShares_2">ATM Offering.</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="ATMOfferingShares" xlink:to="label_ATMOfferingShares_2" xlink:title="Label : ATMOfferingShares to label_ATMOfferingShares_2" />
    <link:loc xlink:type="locator" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_PropertyPlantAndEquipmentNet" xlink:label="PropertyPlantAndEquipmentNet" xlink:title="PropertyPlantAndEquipmentNet" />
    <link:label xlink:type="resource" xlink:label="label_PropertyPlantAndEquipmentNet" xlink:role="http://www.xbrl.org/2003/role/totalLabel" xlink:title="label_PropertyPlantAndEquipmentNet" xml:lang="en-US" id="label_PropertyPlantAndEquipmentNet">Property and Equipment, net</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="PropertyPlantAndEquipmentNet" xlink:to="label_PropertyPlantAndEquipmentNet" xlink:title="Label : PropertyPlantAndEquipmentNet to label_PropertyPlantAndEquipmentNet" />
    <link:label xlink:type="resource" xlink:label="label_PropertyPlantAndEquipmentNet_1" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:title="label_PropertyPlantAndEquipmentNet_1" xml:lang="en-US" id="label_PropertyPlantAndEquipmentNet_1">Property and Equipment, net (Note 4)</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="PropertyPlantAndEquipmentNet" xlink:to="label_PropertyPlantAndEquipmentNet_1" xlink:title="Label : PropertyPlantAndEquipmentNet to label_PropertyPlantAndEquipmentNet_1" />
    <link:label xlink:type="resource" xlink:label="label_PropertyPlantAndEquipmentNet_2" xlink:role="http://www.xbrl.org/2003/role/label" xlink:title="label_PropertyPlantAndEquipmentNet_2" xml:lang="en-US" id="label_PropertyPlantAndEquipmentNet_2">Property, Plant and Equipment, Net</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="PropertyPlantAndEquipmentNet" xlink:to="label_PropertyPlantAndEquipmentNet_2" xlink:title="Label : PropertyPlantAndEquipmentNet to label_PropertyPlantAndEquipmentNet_2" />
    <link:loc xlink:type="locator" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_SaleOfStockPercentageOfOwnershipAfterTransaction" xlink:label="SaleOfStockPercentageOfOwnershipAfterTransaction" xlink:title="SaleOfStockPercentageOfOwnershipAfterTransaction" />
    <link:label xlink:type="resource" xlink:label="label_SaleOfStockPercentageOfOwnershipAfterTransaction" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:title="label_SaleOfStockPercentageOfOwnershipAfterTransaction" xml:lang="en-US" id="label_SaleOfStockPercentageOfOwnershipAfterTransaction">Sale of stock, percentage of ownership</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="SaleOfStockPercentageOfOwnershipAfterTransaction" xlink:to="label_SaleOfStockPercentageOfOwnershipAfterTransaction" xlink:title="Label : SaleOfStockPercentageOfOwnershipAfterTransaction to label_SaleOfStockPercentageOfOwnershipAfterTransaction" />
    <link:label xlink:type="resource" xlink:label="label_SaleOfStockPercentageOfOwnershipAfterTransaction_1" xlink:role="http://www.xbrl.org/2003/role/label" xlink:title="label_SaleOfStockPercentageOfOwnershipAfterTransaction_1" xml:lang="en-US" id="label_SaleOfStockPercentageOfOwnershipAfterTransaction_1">Sale of Stock, Percentage of Ownership after Transaction</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="SaleOfStockPercentageOfOwnershipAfterTransaction" xlink:to="label_SaleOfStockPercentageOfOwnershipAfterTransaction_1" xlink:title="Label : SaleOfStockPercentageOfOwnershipAfterTransaction to label_SaleOfStockPercentageOfOwnershipAfterTransaction_1" />
    <link:loc xlink:type="locator" xlink:href="sxtp-20260630.xsd#sxtp_TuftsMedicalCenterAgreementMember" xlink:label="TuftsMedicalCenterAgreementMember" xlink:title="TuftsMedicalCenterAgreementMember" />
    <link:label xlink:type="resource" xlink:label="label_TuftsMedicalCenterAgreementMember" xlink:role="http://www.xbrl.org/2003/role/label" xlink:title="label_TuftsMedicalCenterAgreementMember" xml:lang="en-US" id="label_TuftsMedicalCenterAgreementMember">Tufts Medical Center Agreement [Member]</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="TuftsMedicalCenterAgreementMember" xlink:to="label_TuftsMedicalCenterAgreementMember" xlink:title="Label : TuftsMedicalCenterAgreementMember to label_TuftsMedicalCenterAgreementMember" />
    <link:label xlink:type="resource" xlink:label="label_TuftsMedicalCenterAgreementMember_1" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:title="label_TuftsMedicalCenterAgreementMember_1" xml:lang="en-US" id="label_TuftsMedicalCenterAgreementMember_1">Tufts MC Agreement [Member]</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="TuftsMedicalCenterAgreementMember" xlink:to="label_TuftsMedicalCenterAgreementMember_1" xlink:title="Label : TuftsMedicalCenterAgreementMember to label_TuftsMedicalCenterAgreementMember_1" />
    <link:label xlink:type="resource" xlink:label="label_TuftsMedicalCenterAgreementMember_2" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:title="label_TuftsMedicalCenterAgreementMember_2" xml:lang="en-US" id="label_TuftsMedicalCenterAgreementMember_2">This member stands for the information pertaining to "Tufts MC Agreement".</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="TuftsMedicalCenterAgreementMember" xlink:to="label_TuftsMedicalCenterAgreementMember_2" xlink:title="Label : TuftsMedicalCenterAgreementMember to label_TuftsMedicalCenterAgreementMember_2" />
    <link:loc xlink:type="locator" xlink:href="https://xbrl.fasb.org/srt/2025/elts/srt-2025.xsd#srt_DirectorMember" xlink:label="DirectorMember" xlink:title="DirectorMember" />
    <link:label xlink:type="resource" xlink:label="label_DirectorMember" xlink:role="http://www.xbrl.org/2003/role/label" xlink:title="label_DirectorMember" xml:lang="en-US" id="label_DirectorMember">Director [Member]</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="DirectorMember" xlink:to="label_DirectorMember" xlink:title="Label : DirectorMember to label_DirectorMember" />
    <link:loc xlink:type="locator" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardTermsOfAward" xlink:label="ShareBasedCompensationArrangementByShareBasedPaymentAwardTermsOfAward" xlink:title="ShareBasedCompensationArrangementByShareBasedPaymentAwardTermsOfAward" />
    <link:label xlink:type="resource" xlink:label="label_ShareBasedCompensationArrangementByShareBasedPaymentAwardTermsOfAward" xlink:role="http://www.xbrl.org/2003/role/label" xlink:title="label_ShareBasedCompensationArrangementByShareBasedPaymentAwardTermsOfAward" xml:lang="en-US" id="label_ShareBasedCompensationArrangementByShareBasedPaymentAwardTermsOfAward">Share-Based Compensation Arrangement by Share-Based Payment Award, Terms of Award</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="ShareBasedCompensationArrangementByShareBasedPaymentAwardTermsOfAward" xlink:to="label_ShareBasedCompensationArrangementByShareBasedPaymentAwardTermsOfAward" xlink:title="Label : ShareBasedCompensationArrangementByShareBasedPaymentAwardTermsOfAward to label_ShareBasedCompensationArrangementByShareBasedPaymentAwardTermsOfAward" />
    <link:label xlink:type="resource" xlink:label="label_ShareBasedCompensationArrangementByShareBasedPaymentAwardTermsOfAward_1" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:title="label_ShareBasedCompensationArrangementByShareBasedPaymentAwardTermsOfAward_1" xml:lang="en-US" id="label_ShareBasedCompensationArrangementByShareBasedPaymentAwardTermsOfAward_1">Stock option granted term</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="ShareBasedCompensationArrangementByShareBasedPaymentAwardTermsOfAward" xlink:to="label_ShareBasedCompensationArrangementByShareBasedPaymentAwardTermsOfAward_1" xlink:title="Label : ShareBasedCompensationArrangementByShareBasedPaymentAwardTermsOfAward to label_ShareBasedCompensationArrangementByShareBasedPaymentAwardTermsOfAward_1" />
    <link:label xlink:type="resource" xlink:label="label_ShareBasedCompensationArrangementByShareBasedPaymentAwardTermsOfAward_2" xlink:role="http://www.xbrl.org/2003/role/verboseLabel" xlink:title="label_ShareBasedCompensationArrangementByShareBasedPaymentAwardTermsOfAward_2" xml:lang="en-US" id="label_ShareBasedCompensationArrangementByShareBasedPaymentAwardTermsOfAward_2">Equity-based compensation awards term</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="ShareBasedCompensationArrangementByShareBasedPaymentAwardTermsOfAward" xlink:to="label_ShareBasedCompensationArrangementByShareBasedPaymentAwardTermsOfAward_2" xlink:title="Label : ShareBasedCompensationArrangementByShareBasedPaymentAwardTermsOfAward to label_ShareBasedCompensationArrangementByShareBasedPaymentAwardTermsOfAward_2" />
    <link:loc xlink:type="locator" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_LossContingencyPendingClaimsNumber" xlink:label="LossContingencyPendingClaimsNumber" xlink:title="LossContingencyPendingClaimsNumber" />
    <link:label xlink:type="resource" xlink:label="label_LossContingencyPendingClaimsNumber" xlink:role="http://www.xbrl.org/2003/role/label" xlink:title="label_LossContingencyPendingClaimsNumber" xml:lang="en-US" id="label_LossContingencyPendingClaimsNumber">Loss Contingency, Pending Claims, Number</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="LossContingencyPendingClaimsNumber" xlink:to="label_LossContingencyPendingClaimsNumber" xlink:title="Label : LossContingencyPendingClaimsNumber to label_LossContingencyPendingClaimsNumber" />
    <link:label xlink:type="resource" xlink:label="label_LossContingencyPendingClaimsNumber_1" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:title="label_LossContingencyPendingClaimsNumber_1" xml:lang="en-US" id="label_LossContingencyPendingClaimsNumber_1">Number of pending or threatened lawsuits</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="LossContingencyPendingClaimsNumber" xlink:to="label_LossContingencyPendingClaimsNumber_1" xlink:title="Label : LossContingencyPendingClaimsNumber to label_LossContingencyPendingClaimsNumber_1" />
    <link:loc xlink:type="locator" xlink:href="sxtp-20260630.xsd#sxtp_SharebasedCompensationArrangementBySharebasedPaymentAwardFairValueAssumptionsExpectedTerm1Minimum" xlink:label="SharebasedCompensationArrangementBySharebasedPaymentAwardFairValueAssumptionsExpectedTerm1Minimum" xlink:title="SharebasedCompensationArrangementBySharebasedPaymentAwardFairValueAssumptionsExpectedTerm1Minimum" />
    <link:label xlink:type="resource" xlink:label="label_SharebasedCompensationArrangementBySharebasedPaymentAwardFairValueAssumptionsExpectedTerm1Minimum" xlink:role="http://www.xbrl.org/2003/role/label" xlink:title="label_SharebasedCompensationArrangementBySharebasedPaymentAwardFairValueAssumptionsExpectedTerm1Minimum" xml:lang="en-US" id="label_SharebasedCompensationArrangementBySharebasedPaymentAwardFairValueAssumptionsExpectedTerm1Minimum">Share-based Compensation Arrangement By Share-based Payment Award Fair Value Assumptions Expected Term 1 Minimum</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="SharebasedCompensationArrangementBySharebasedPaymentAwardFairValueAssumptionsExpectedTerm1Minimum" xlink:to="label_SharebasedCompensationArrangementBySharebasedPaymentAwardFairValueAssumptionsExpectedTerm1Minimum" xlink:title="Label : SharebasedCompensationArrangementBySharebasedPaymentAwardFairValueAssumptionsExpectedTerm1Minimum to label_SharebasedCompensationArrangementBySharebasedPaymentAwardFairValueAssumptionsExpectedTerm1Minimum" />
    <link:label xlink:type="resource" xlink:label="label_SharebasedCompensationArrangementBySharebasedPaymentAwardFairValueAssumptionsExpectedTerm1Minimum_1" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:title="label_SharebasedCompensationArrangementBySharebasedPaymentAwardFairValueAssumptionsExpectedTerm1Minimum_1" xml:lang="en-US" id="label_SharebasedCompensationArrangementBySharebasedPaymentAwardFairValueAssumptionsExpectedTerm1Minimum_1">Expected term, minimum (years)</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="SharebasedCompensationArrangementBySharebasedPaymentAwardFairValueAssumptionsExpectedTerm1Minimum" xlink:to="label_SharebasedCompensationArrangementBySharebasedPaymentAwardFairValueAssumptionsExpectedTerm1Minimum_1" xlink:title="Label : SharebasedCompensationArrangementBySharebasedPaymentAwardFairValueAssumptionsExpectedTerm1Minimum to label_SharebasedCompensationArrangementBySharebasedPaymentAwardFairValueAssumptionsExpectedTerm1Minimum_1" />
    <link:label xlink:type="resource" xlink:label="label_SharebasedCompensationArrangementBySharebasedPaymentAwardFairValueAssumptionsExpectedTerm1Minimum_2" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:title="label_SharebasedCompensationArrangementBySharebasedPaymentAwardFairValueAssumptionsExpectedTerm1Minimum_2" xml:lang="en-US" id="label_SharebasedCompensationArrangementBySharebasedPaymentAwardFairValueAssumptionsExpectedTerm1Minimum_2">Expected minimum term of award under share-based payment arrangement, in 'PnYnMnDTnHnMnS' format, for example, 'P1Y5M13D' represents reported fact of one year, five months, and thirteen days.</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="SharebasedCompensationArrangementBySharebasedPaymentAwardFairValueAssumptionsExpectedTerm1Minimum" xlink:to="label_SharebasedCompensationArrangementBySharebasedPaymentAwardFairValueAssumptionsExpectedTerm1Minimum_2" xlink:title="Label : SharebasedCompensationArrangementBySharebasedPaymentAwardFairValueAssumptionsExpectedTerm1Minimum to label_SharebasedCompensationArrangementBySharebasedPaymentAwardFairValueAssumptionsExpectedTerm1Minimum_2" />
    <link:loc xlink:type="locator" xlink:href="sxtp-20260630.xsd#sxtp_SharebasedCompensationArrangementBySharebasedPaymentAwardFairValueAssumptionsExpectedTerm1Maximum" xlink:label="SharebasedCompensationArrangementBySharebasedPaymentAwardFairValueAssumptionsExpectedTerm1Maximum" xlink:title="SharebasedCompensationArrangementBySharebasedPaymentAwardFairValueAssumptionsExpectedTerm1Maximum" />
    <link:label xlink:type="resource" xlink:label="label_SharebasedCompensationArrangementBySharebasedPaymentAwardFairValueAssumptionsExpectedTerm1Maximum" xlink:role="http://www.xbrl.org/2003/role/label" xlink:title="label_SharebasedCompensationArrangementBySharebasedPaymentAwardFairValueAssumptionsExpectedTerm1Maximum" xml:lang="en-US" id="label_SharebasedCompensationArrangementBySharebasedPaymentAwardFairValueAssumptionsExpectedTerm1Maximum">Share-based Compensation Arrangement By Share-based Payment Award Fair Value Assumptions Expected Term 1 Maximum</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="SharebasedCompensationArrangementBySharebasedPaymentAwardFairValueAssumptionsExpectedTerm1Maximum" xlink:to="label_SharebasedCompensationArrangementBySharebasedPaymentAwardFairValueAssumptionsExpectedTerm1Maximum" xlink:title="Label : SharebasedCompensationArrangementBySharebasedPaymentAwardFairValueAssumptionsExpectedTerm1Maximum to label_SharebasedCompensationArrangementBySharebasedPaymentAwardFairValueAssumptionsExpectedTerm1Maximum" />
    <link:label xlink:type="resource" xlink:label="label_SharebasedCompensationArrangementBySharebasedPaymentAwardFairValueAssumptionsExpectedTerm1Maximum_1" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:title="label_SharebasedCompensationArrangementBySharebasedPaymentAwardFairValueAssumptionsExpectedTerm1Maximum_1" xml:lang="en-US" id="label_SharebasedCompensationArrangementBySharebasedPaymentAwardFairValueAssumptionsExpectedTerm1Maximum_1">Expected term, maximum (years)</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="SharebasedCompensationArrangementBySharebasedPaymentAwardFairValueAssumptionsExpectedTerm1Maximum" xlink:to="label_SharebasedCompensationArrangementBySharebasedPaymentAwardFairValueAssumptionsExpectedTerm1Maximum_1" xlink:title="Label : SharebasedCompensationArrangementBySharebasedPaymentAwardFairValueAssumptionsExpectedTerm1Maximum to label_SharebasedCompensationArrangementBySharebasedPaymentAwardFairValueAssumptionsExpectedTerm1Maximum_1" />
    <link:label xlink:type="resource" xlink:label="label_SharebasedCompensationArrangementBySharebasedPaymentAwardFairValueAssumptionsExpectedTerm1Maximum_2" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:title="label_SharebasedCompensationArrangementBySharebasedPaymentAwardFairValueAssumptionsExpectedTerm1Maximum_2" xml:lang="en-US" id="label_SharebasedCompensationArrangementBySharebasedPaymentAwardFairValueAssumptionsExpectedTerm1Maximum_2">Expected maximum term of award under share-based payment arrangement, in 'PnYnMnDTnHnMnS' format, for example, 'P1Y5M13D' represents reported fact of one year, five months, and thirteen days.</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="SharebasedCompensationArrangementBySharebasedPaymentAwardFairValueAssumptionsExpectedTerm1Maximum" xlink:to="label_SharebasedCompensationArrangementBySharebasedPaymentAwardFairValueAssumptionsExpectedTerm1Maximum_2" xlink:title="Label : SharebasedCompensationArrangementBySharebasedPaymentAwardFairValueAssumptionsExpectedTerm1Maximum to label_SharebasedCompensationArrangementBySharebasedPaymentAwardFairValueAssumptionsExpectedTerm1Maximum_2" />
    <link:loc xlink:type="locator" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardFairValueAssumptionsRiskFreeInterestRateMinimum" xlink:label="ShareBasedCompensationArrangementByShareBasedPaymentAwardFairValueAssumptionsRiskFreeInterestRateMinimum" xlink:title="ShareBasedCompensationArrangementByShareBasedPaymentAwardFairValueAssumptionsRiskFreeInterestRateMinimum" />
    <link:label xlink:type="resource" xlink:label="label_ShareBasedCompensationArrangementByShareBasedPaymentAwardFairValueAssumptionsRiskFreeInterestRateMinimum" xlink:role="http://www.xbrl.org/2003/role/label" xlink:title="label_ShareBasedCompensationArrangementByShareBasedPaymentAwardFairValueAssumptionsRiskFreeInterestRateMinimum" xml:lang="en-US" id="label_ShareBasedCompensationArrangementByShareBasedPaymentAwardFairValueAssumptionsRiskFreeInterestRateMinimum">Share-Based Compensation Arrangement by Share-Based Payment Award, Fair Value Assumptions, Risk Free Interest Rate, Minimum</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="ShareBasedCompensationArrangementByShareBasedPaymentAwardFairValueAssumptionsRiskFreeInterestRateMinimum" xlink:to="label_ShareBasedCompensationArrangementByShareBasedPaymentAwardFairValueAssumptionsRiskFreeInterestRateMinimum" xlink:title="Label : ShareBasedCompensationArrangementByShareBasedPaymentAwardFairValueAssumptionsRiskFreeInterestRateMinimum to label_ShareBasedCompensationArrangementByShareBasedPaymentAwardFairValueAssumptionsRiskFreeInterestRateMinimum" />
    <link:label xlink:type="resource" xlink:label="label_ShareBasedCompensationArrangementByShareBasedPaymentAwardFairValueAssumptionsRiskFreeInterestRateMinimum_1" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:title="label_ShareBasedCompensationArrangementByShareBasedPaymentAwardFairValueAssumptionsRiskFreeInterestRateMinimum_1" xml:lang="en-US" id="label_ShareBasedCompensationArrangementByShareBasedPaymentAwardFairValueAssumptionsRiskFreeInterestRateMinimum_1">Risk-free interest rate, minimum</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="ShareBasedCompensationArrangementByShareBasedPaymentAwardFairValueAssumptionsRiskFreeInterestRateMinimum" xlink:to="label_ShareBasedCompensationArrangementByShareBasedPaymentAwardFairValueAssumptionsRiskFreeInterestRateMinimum_1" xlink:title="Label : ShareBasedCompensationArrangementByShareBasedPaymentAwardFairValueAssumptionsRiskFreeInterestRateMinimum to label_ShareBasedCompensationArrangementByShareBasedPaymentAwardFairValueAssumptionsRiskFreeInterestRateMinimum_1" />
    <link:loc xlink:type="locator" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardFairValueAssumptionsRiskFreeInterestRateMaximum" xlink:label="ShareBasedCompensationArrangementByShareBasedPaymentAwardFairValueAssumptionsRiskFreeInterestRateMaximum" xlink:title="ShareBasedCompensationArrangementByShareBasedPaymentAwardFairValueAssumptionsRiskFreeInterestRateMaximum" />
    <link:label xlink:type="resource" xlink:label="label_ShareBasedCompensationArrangementByShareBasedPaymentAwardFairValueAssumptionsRiskFreeInterestRateMaximum" xlink:role="http://www.xbrl.org/2003/role/label" xlink:title="label_ShareBasedCompensationArrangementByShareBasedPaymentAwardFairValueAssumptionsRiskFreeInterestRateMaximum" xml:lang="en-US" id="label_ShareBasedCompensationArrangementByShareBasedPaymentAwardFairValueAssumptionsRiskFreeInterestRateMaximum">Share-Based Compensation Arrangement by Share-Based Payment Award, Fair Value Assumptions, Risk Free Interest Rate, Maximum</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="ShareBasedCompensationArrangementByShareBasedPaymentAwardFairValueAssumptionsRiskFreeInterestRateMaximum" xlink:to="label_ShareBasedCompensationArrangementByShareBasedPaymentAwardFairValueAssumptionsRiskFreeInterestRateMaximum" xlink:title="Label : ShareBasedCompensationArrangementByShareBasedPaymentAwardFairValueAssumptionsRiskFreeInterestRateMaximum to label_ShareBasedCompensationArrangementByShareBasedPaymentAwardFairValueAssumptionsRiskFreeInterestRateMaximum" />
    <link:label xlink:type="resource" xlink:label="label_ShareBasedCompensationArrangementByShareBasedPaymentAwardFairValueAssumptionsRiskFreeInterestRateMaximum_1" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:title="label_ShareBasedCompensationArrangementByShareBasedPaymentAwardFairValueAssumptionsRiskFreeInterestRateMaximum_1" xml:lang="en-US" id="label_ShareBasedCompensationArrangementByShareBasedPaymentAwardFairValueAssumptionsRiskFreeInterestRateMaximum_1">Risk-free interest rate, maximum</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="ShareBasedCompensationArrangementByShareBasedPaymentAwardFairValueAssumptionsRiskFreeInterestRateMaximum" xlink:to="label_ShareBasedCompensationArrangementByShareBasedPaymentAwardFairValueAssumptionsRiskFreeInterestRateMaximum_1" xlink:title="Label : ShareBasedCompensationArrangementByShareBasedPaymentAwardFairValueAssumptionsRiskFreeInterestRateMaximum to label_ShareBasedCompensationArrangementByShareBasedPaymentAwardFairValueAssumptionsRiskFreeInterestRateMaximum_1" />
    <link:loc xlink:type="locator" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardFairValueAssumptionsExpectedVolatilityRateMinimum" xlink:label="ShareBasedCompensationArrangementByShareBasedPaymentAwardFairValueAssumptionsExpectedVolatilityRateMinimum" xlink:title="ShareBasedCompensationArrangementByShareBasedPaymentAwardFairValueAssumptionsExpectedVolatilityRateMinimum" />
    <link:label xlink:type="resource" xlink:label="label_ShareBasedCompensationArrangementByShareBasedPaymentAwardFairValueAssumptionsExpectedVolatilityRateMinimum" xlink:role="http://www.xbrl.org/2003/role/label" xlink:title="label_ShareBasedCompensationArrangementByShareBasedPaymentAwardFairValueAssumptionsExpectedVolatilityRateMinimum" xml:lang="en-US" id="label_ShareBasedCompensationArrangementByShareBasedPaymentAwardFairValueAssumptionsExpectedVolatilityRateMinimum">Share-Based Compensation Arrangement by Share-Based Payment Award, Fair Value Assumptions, Expected Volatility Rate, Minimum</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="ShareBasedCompensationArrangementByShareBasedPaymentAwardFairValueAssumptionsExpectedVolatilityRateMinimum" xlink:to="label_ShareBasedCompensationArrangementByShareBasedPaymentAwardFairValueAssumptionsExpectedVolatilityRateMinimum" xlink:title="Label : ShareBasedCompensationArrangementByShareBasedPaymentAwardFairValueAssumptionsExpectedVolatilityRateMinimum to label_ShareBasedCompensationArrangementByShareBasedPaymentAwardFairValueAssumptionsExpectedVolatilityRateMinimum" />
    <link:label xlink:type="resource" xlink:label="label_ShareBasedCompensationArrangementByShareBasedPaymentAwardFairValueAssumptionsExpectedVolatilityRateMinimum_1" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:title="label_ShareBasedCompensationArrangementByShareBasedPaymentAwardFairValueAssumptionsExpectedVolatilityRateMinimum_1" xml:lang="en-US" id="label_ShareBasedCompensationArrangementByShareBasedPaymentAwardFairValueAssumptionsExpectedVolatilityRateMinimum_1">Expected volatility, minimum</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="ShareBasedCompensationArrangementByShareBasedPaymentAwardFairValueAssumptionsExpectedVolatilityRateMinimum" xlink:to="label_ShareBasedCompensationArrangementByShareBasedPaymentAwardFairValueAssumptionsExpectedVolatilityRateMinimum_1" xlink:title="Label : ShareBasedCompensationArrangementByShareBasedPaymentAwardFairValueAssumptionsExpectedVolatilityRateMinimum to label_ShareBasedCompensationArrangementByShareBasedPaymentAwardFairValueAssumptionsExpectedVolatilityRateMinimum_1" />
    <link:loc xlink:type="locator" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardFairValueAssumptionsExpectedVolatilityRateMaximum" xlink:label="ShareBasedCompensationArrangementByShareBasedPaymentAwardFairValueAssumptionsExpectedVolatilityRateMaximum" xlink:title="ShareBasedCompensationArrangementByShareBasedPaymentAwardFairValueAssumptionsExpectedVolatilityRateMaximum" />
    <link:label xlink:type="resource" xlink:label="label_ShareBasedCompensationArrangementByShareBasedPaymentAwardFairValueAssumptionsExpectedVolatilityRateMaximum" xlink:role="http://www.xbrl.org/2003/role/label" xlink:title="label_ShareBasedCompensationArrangementByShareBasedPaymentAwardFairValueAssumptionsExpectedVolatilityRateMaximum" xml:lang="en-US" id="label_ShareBasedCompensationArrangementByShareBasedPaymentAwardFairValueAssumptionsExpectedVolatilityRateMaximum">Share-Based Compensation Arrangement by Share-Based Payment Award, Fair Value Assumptions, Expected Volatility Rate, Maximum</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="ShareBasedCompensationArrangementByShareBasedPaymentAwardFairValueAssumptionsExpectedVolatilityRateMaximum" xlink:to="label_ShareBasedCompensationArrangementByShareBasedPaymentAwardFairValueAssumptionsExpectedVolatilityRateMaximum" xlink:title="Label : ShareBasedCompensationArrangementByShareBasedPaymentAwardFairValueAssumptionsExpectedVolatilityRateMaximum to label_ShareBasedCompensationArrangementByShareBasedPaymentAwardFairValueAssumptionsExpectedVolatilityRateMaximum" />
    <link:label xlink:type="resource" xlink:label="label_ShareBasedCompensationArrangementByShareBasedPaymentAwardFairValueAssumptionsExpectedVolatilityRateMaximum_1" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:title="label_ShareBasedCompensationArrangementByShareBasedPaymentAwardFairValueAssumptionsExpectedVolatilityRateMaximum_1" xml:lang="en-US" id="label_ShareBasedCompensationArrangementByShareBasedPaymentAwardFairValueAssumptionsExpectedVolatilityRateMaximum_1">Expected volatility, maximum</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="ShareBasedCompensationArrangementByShareBasedPaymentAwardFairValueAssumptionsExpectedVolatilityRateMaximum" xlink:to="label_ShareBasedCompensationArrangementByShareBasedPaymentAwardFairValueAssumptionsExpectedVolatilityRateMaximum_1" xlink:title="Label : ShareBasedCompensationArrangementByShareBasedPaymentAwardFairValueAssumptionsExpectedVolatilityRateMaximum to label_ShareBasedCompensationArrangementByShareBasedPaymentAwardFairValueAssumptionsExpectedVolatilityRateMaximum_1" />
    <link:loc xlink:type="locator" xlink:href="sxtp-20260630.xsd#sxtp_AtTheMarket2025AgreementMember" xlink:label="AtTheMarket2025AgreementMember" xlink:title="AtTheMarket2025AgreementMember" />
    <link:label xlink:type="resource" xlink:label="label_AtTheMarket2025AgreementMember" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:title="label_AtTheMarket2025AgreementMember" xml:lang="en-US" id="label_AtTheMarket2025AgreementMember">2025 ATM Agreement [Member]</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="AtTheMarket2025AgreementMember" xlink:to="label_AtTheMarket2025AgreementMember" xlink:title="Label : AtTheMarket2025AgreementMember to label_AtTheMarket2025AgreementMember" />
    <link:label xlink:type="resource" xlink:label="label_AtTheMarket2025AgreementMember_1" xlink:role="http://www.xbrl.org/2003/role/label" xlink:title="label_AtTheMarket2025AgreementMember_1" xml:lang="en-US" id="label_AtTheMarket2025AgreementMember_1">At-the-Market 2025 Agreement [Member]</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="AtTheMarket2025AgreementMember" xlink:to="label_AtTheMarket2025AgreementMember_1" xlink:title="Label : AtTheMarket2025AgreementMember to label_AtTheMarket2025AgreementMember_1" />
    <link:label xlink:type="resource" xlink:label="label_AtTheMarket2025AgreementMember_2" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:title="label_AtTheMarket2025AgreementMember_2" xml:lang="en-US" id="label_AtTheMarket2025AgreementMember_2">This member stands for the information pertaining to "2025 ATM Agreement".</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="AtTheMarket2025AgreementMember" xlink:to="label_AtTheMarket2025AgreementMember_2" xlink:title="Label : AtTheMarket2025AgreementMember to label_AtTheMarket2025AgreementMember_2" />
    <link:loc xlink:type="locator" xlink:href="sxtp-20260630.xsd#sxtp_SalesAgentCommissionPercentage" xlink:label="SalesAgentCommissionPercentage" xlink:title="SalesAgentCommissionPercentage" />
    <link:label xlink:type="resource" xlink:label="label_SalesAgentCommissionPercentage" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:title="label_SalesAgentCommissionPercentage" xml:lang="en-US" id="label_SalesAgentCommissionPercentage">Sales agent commission percentage</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="SalesAgentCommissionPercentage" xlink:to="label_SalesAgentCommissionPercentage" xlink:title="Label : SalesAgentCommissionPercentage to label_SalesAgentCommissionPercentage" />
    <link:label xlink:type="resource" xlink:label="label_SalesAgentCommissionPercentage_1" xlink:role="http://www.xbrl.org/2003/role/label" xlink:title="label_SalesAgentCommissionPercentage_1" xml:lang="en-US" id="label_SalesAgentCommissionPercentage_1">Sales Agent Commission Percentage</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="SalesAgentCommissionPercentage" xlink:to="label_SalesAgentCommissionPercentage_1" xlink:title="Label : SalesAgentCommissionPercentage to label_SalesAgentCommissionPercentage_1" />
    <link:label xlink:type="resource" xlink:label="label_SalesAgentCommissionPercentage_2" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:title="label_SalesAgentCommissionPercentage_2" xml:lang="en-US" id="label_SalesAgentCommissionPercentage_2">Percentage of sales agent commission.</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="SalesAgentCommissionPercentage" xlink:to="label_SalesAgentCommissionPercentage_2" xlink:title="Label : SalesAgentCommissionPercentage to label_SalesAgentCommissionPercentage_2" />
    <link:loc xlink:type="locator" xlink:href="sxtp-20260630.xsd#sxtp_NumberOfDirectors" xlink:label="NumberOfDirectors" xlink:title="NumberOfDirectors" />
    <link:label xlink:type="resource" xlink:label="label_NumberOfDirectors" xlink:role="http://www.xbrl.org/2003/role/label" xlink:title="label_NumberOfDirectors" xml:lang="en-US" id="label_NumberOfDirectors">Number of Directors</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="NumberOfDirectors" xlink:to="label_NumberOfDirectors" xlink:title="Label : NumberOfDirectors to label_NumberOfDirectors" />
    <link:label xlink:type="resource" xlink:label="label_NumberOfDirectors_1" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:title="label_NumberOfDirectors_1" xml:lang="en-US" id="label_NumberOfDirectors_1">Number of directors.</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="NumberOfDirectors" xlink:to="label_NumberOfDirectors_1" xlink:title="Label : NumberOfDirectors to label_NumberOfDirectors_1" />
    <link:label xlink:type="resource" xlink:label="label_NumberOfDirectors_2" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:title="label_NumberOfDirectors_2" xml:lang="en-US" id="label_NumberOfDirectors_2">Number of directors</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="NumberOfDirectors" xlink:to="label_NumberOfDirectors_2" xlink:title="Label : NumberOfDirectors to label_NumberOfDirectors_2" />
    <link:label xlink:type="resource" xlink:label="label_NumberOfDirectors_3" xlink:role="http://www.xbrl.org/2003/role/verboseLabel" xlink:title="label_NumberOfDirectors_3" xml:lang="en-US" id="label_NumberOfDirectors_3">Number of director nominees</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="NumberOfDirectors" xlink:to="label_NumberOfDirectors_3" xlink:title="Label : NumberOfDirectors to label_NumberOfDirectors_3" />
    <link:loc xlink:type="locator" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_ShareBasedCompensationArrangementsByShareBasedPaymentAwardOptionsGrantsInPeriodWeightedAverageExercisePrice" xlink:label="ShareBasedCompensationArrangementsByShareBasedPaymentAwardOptionsGrantsInPeriodWeightedAverageExercisePrice" xlink:title="ShareBasedCompensationArrangementsByShareBasedPaymentAwardOptionsGrantsInPeriodWeightedAverageExercisePrice" />
    <link:label xlink:type="resource" xlink:label="label_ShareBasedCompensationArrangementsByShareBasedPaymentAwardOptionsGrantsInPeriodWeightedAverageExercisePrice" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:title="label_ShareBasedCompensationArrangementsByShareBasedPaymentAwardOptionsGrantsInPeriodWeightedAverageExercisePrice" xml:lang="en-US" id="label_ShareBasedCompensationArrangementsByShareBasedPaymentAwardOptionsGrantsInPeriodWeightedAverageExercisePrice">Per share exercise price (in dollars per share)</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="ShareBasedCompensationArrangementsByShareBasedPaymentAwardOptionsGrantsInPeriodWeightedAverageExercisePrice" xlink:to="label_ShareBasedCompensationArrangementsByShareBasedPaymentAwardOptionsGrantsInPeriodWeightedAverageExercisePrice" xlink:title="Label : ShareBasedCompensationArrangementsByShareBasedPaymentAwardOptionsGrantsInPeriodWeightedAverageExercisePrice to label_ShareBasedCompensationArrangementsByShareBasedPaymentAwardOptionsGrantsInPeriodWeightedAverageExercisePrice" />
    <link:label xlink:type="resource" xlink:label="label_ShareBasedCompensationArrangementsByShareBasedPaymentAwardOptionsGrantsInPeriodWeightedAverageExercisePrice_1" xlink:role="http://www.xbrl.org/2003/role/label" xlink:title="label_ShareBasedCompensationArrangementsByShareBasedPaymentAwardOptionsGrantsInPeriodWeightedAverageExercisePrice_1" xml:lang="en-US" id="label_ShareBasedCompensationArrangementsByShareBasedPaymentAwardOptionsGrantsInPeriodWeightedAverageExercisePrice_1">Share-Based Compensation Arrangements by Share-Based Payment Award, Options, Grants in Period, Weighted Average Exercise Price</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="ShareBasedCompensationArrangementsByShareBasedPaymentAwardOptionsGrantsInPeriodWeightedAverageExercisePrice" xlink:to="label_ShareBasedCompensationArrangementsByShareBasedPaymentAwardOptionsGrantsInPeriodWeightedAverageExercisePrice_1" xlink:title="Label : ShareBasedCompensationArrangementsByShareBasedPaymentAwardOptionsGrantsInPeriodWeightedAverageExercisePrice to label_ShareBasedCompensationArrangementsByShareBasedPaymentAwardOptionsGrantsInPeriodWeightedAverageExercisePrice_1" />
    <link:loc xlink:type="locator" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardNumberOfSharesAvailableForGrant" xlink:label="ShareBasedCompensationArrangementByShareBasedPaymentAwardNumberOfSharesAvailableForGrant" xlink:title="ShareBasedCompensationArrangementByShareBasedPaymentAwardNumberOfSharesAvailableForGrant" />
    <link:label xlink:type="resource" xlink:label="label_ShareBasedCompensationArrangementByShareBasedPaymentAwardNumberOfSharesAvailableForGrant" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:title="label_ShareBasedCompensationArrangementByShareBasedPaymentAwardNumberOfSharesAvailableForGrant" xml:lang="en-US" id="label_ShareBasedCompensationArrangementByShareBasedPaymentAwardNumberOfSharesAvailableForGrant">Number of shares available for grant (in shares)</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="ShareBasedCompensationArrangementByShareBasedPaymentAwardNumberOfSharesAvailableForGrant" xlink:to="label_ShareBasedCompensationArrangementByShareBasedPaymentAwardNumberOfSharesAvailableForGrant" xlink:title="Label : ShareBasedCompensationArrangementByShareBasedPaymentAwardNumberOfSharesAvailableForGrant to label_ShareBasedCompensationArrangementByShareBasedPaymentAwardNumberOfSharesAvailableForGrant" />
    <link:label xlink:type="resource" xlink:label="label_ShareBasedCompensationArrangementByShareBasedPaymentAwardNumberOfSharesAvailableForGrant_1" xlink:role="http://www.xbrl.org/2003/role/label" xlink:title="label_ShareBasedCompensationArrangementByShareBasedPaymentAwardNumberOfSharesAvailableForGrant_1" xml:lang="en-US" id="label_ShareBasedCompensationArrangementByShareBasedPaymentAwardNumberOfSharesAvailableForGrant_1">Share-Based Compensation Arrangement by Share-Based Payment Award, Number of Shares Available for Grant</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="ShareBasedCompensationArrangementByShareBasedPaymentAwardNumberOfSharesAvailableForGrant" xlink:to="label_ShareBasedCompensationArrangementByShareBasedPaymentAwardNumberOfSharesAvailableForGrant_1" xlink:title="Label : ShareBasedCompensationArrangementByShareBasedPaymentAwardNumberOfSharesAvailableForGrant to label_ShareBasedCompensationArrangementByShareBasedPaymentAwardNumberOfSharesAvailableForGrant_1" />
    <link:label xlink:type="resource" xlink:label="label_ShareBasedCompensationArrangementByShareBasedPaymentAwardNumberOfSharesAvailableForGrant_2" xlink:role="http://www.xbrl.org/2003/role/verboseLabel" xlink:title="label_ShareBasedCompensationArrangementByShareBasedPaymentAwardNumberOfSharesAvailableForGrant_2" xml:lang="en-US" id="label_ShareBasedCompensationArrangementByShareBasedPaymentAwardNumberOfSharesAvailableForGrant_2">Number of shares available for issuance (in shares)</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="ShareBasedCompensationArrangementByShareBasedPaymentAwardNumberOfSharesAvailableForGrant" xlink:to="label_ShareBasedCompensationArrangementByShareBasedPaymentAwardNumberOfSharesAvailableForGrant_2" xlink:title="Label : ShareBasedCompensationArrangementByShareBasedPaymentAwardNumberOfSharesAvailableForGrant to label_ShareBasedCompensationArrangementByShareBasedPaymentAwardNumberOfSharesAvailableForGrant_2" />
    <link:loc xlink:type="locator" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_NoncashOrPartNoncashAcquisitionIntangibleAssetsAcquired1" xlink:label="NoncashOrPartNoncashAcquisitionIntangibleAssetsAcquired1" xlink:title="NoncashOrPartNoncashAcquisitionIntangibleAssetsAcquired1" />
    <link:label xlink:type="resource" xlink:label="label_NoncashOrPartNoncashAcquisitionIntangibleAssetsAcquired1" xlink:role="http://www.xbrl.org/2003/role/label" xlink:title="label_NoncashOrPartNoncashAcquisitionIntangibleAssetsAcquired1" xml:lang="en-US" id="label_NoncashOrPartNoncashAcquisitionIntangibleAssetsAcquired1">Noncash or Part Noncash Acquisition, Intangible Assets Acquired</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="NoncashOrPartNoncashAcquisitionIntangibleAssetsAcquired1" xlink:to="label_NoncashOrPartNoncashAcquisitionIntangibleAssetsAcquired1" xlink:title="Label : NoncashOrPartNoncashAcquisitionIntangibleAssetsAcquired1 to label_NoncashOrPartNoncashAcquisitionIntangibleAssetsAcquired1" />
    <link:label xlink:type="resource" xlink:label="label_NoncashOrPartNoncashAcquisitionIntangibleAssetsAcquired1_1" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:title="label_NoncashOrPartNoncashAcquisitionIntangibleAssetsAcquired1_1" xml:lang="en-US" id="label_NoncashOrPartNoncashAcquisitionIntangibleAssetsAcquired1_1">Capitalized Patent Costs included in Accounts Payable</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="NoncashOrPartNoncashAcquisitionIntangibleAssetsAcquired1" xlink:to="label_NoncashOrPartNoncashAcquisitionIntangibleAssetsAcquired1_1" xlink:title="Label : NoncashOrPartNoncashAcquisitionIntangibleAssetsAcquired1 to label_NoncashOrPartNoncashAcquisitionIntangibleAssetsAcquired1_1" />
    <link:loc xlink:type="locator" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_CommonStockParOrStatedValuePerShare" xlink:label="CommonStockParOrStatedValuePerShare" xlink:title="CommonStockParOrStatedValuePerShare" />
    <link:label xlink:type="resource" xlink:label="label_CommonStockParOrStatedValuePerShare" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:title="label_CommonStockParOrStatedValuePerShare" xml:lang="en-US" id="label_CommonStockParOrStatedValuePerShare">Common stock, par value (in dollars per share)</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="CommonStockParOrStatedValuePerShare" xlink:to="label_CommonStockParOrStatedValuePerShare" xlink:title="Label : CommonStockParOrStatedValuePerShare to label_CommonStockParOrStatedValuePerShare" />
    <link:label xlink:type="resource" xlink:label="label_CommonStockParOrStatedValuePerShare_1" xlink:role="http://www.xbrl.org/2003/role/verboseLabel" xlink:title="label_CommonStockParOrStatedValuePerShare_1" xml:lang="en-US" id="label_CommonStockParOrStatedValuePerShare_1">Common stock par value (in dollars per share)</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="CommonStockParOrStatedValuePerShare" xlink:to="label_CommonStockParOrStatedValuePerShare_1" xlink:title="Label : CommonStockParOrStatedValuePerShare to label_CommonStockParOrStatedValuePerShare_1" />
    <link:label xlink:type="resource" xlink:label="label_CommonStockParOrStatedValuePerShare_2" xlink:role="http://www.xbrl.org/2003/role/label" xlink:title="label_CommonStockParOrStatedValuePerShare_2" xml:lang="en-US" id="label_CommonStockParOrStatedValuePerShare_2">Common Stock, Par or Stated Value Per Share</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="CommonStockParOrStatedValuePerShare" xlink:to="label_CommonStockParOrStatedValuePerShare_2" xlink:title="Label : CommonStockParOrStatedValuePerShare to label_CommonStockParOrStatedValuePerShare_2" />
    <link:loc xlink:type="locator" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_PreferredStockParOrStatedValuePerShare" xlink:label="PreferredStockParOrStatedValuePerShare" xlink:title="PreferredStockParOrStatedValuePerShare" />
    <link:label xlink:type="resource" xlink:label="label_PreferredStockParOrStatedValuePerShare" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:title="label_PreferredStockParOrStatedValuePerShare" xml:lang="en-US" id="label_PreferredStockParOrStatedValuePerShare">Preferred stock, par value (in dollars per share)</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="PreferredStockParOrStatedValuePerShare" xlink:to="label_PreferredStockParOrStatedValuePerShare" xlink:title="Label : PreferredStockParOrStatedValuePerShare to label_PreferredStockParOrStatedValuePerShare" />
    <link:label xlink:type="resource" xlink:label="label_PreferredStockParOrStatedValuePerShare_1" xlink:role="http://www.xbrl.org/2003/role/verboseLabel" xlink:title="label_PreferredStockParOrStatedValuePerShare_1" xml:lang="en-US" id="label_PreferredStockParOrStatedValuePerShare_1">Preferred stock shares, par value (in dollars per share)</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="PreferredStockParOrStatedValuePerShare" xlink:to="label_PreferredStockParOrStatedValuePerShare_1" xlink:title="Label : PreferredStockParOrStatedValuePerShare to label_PreferredStockParOrStatedValuePerShare_1" />
    <link:label xlink:type="resource" xlink:label="label_PreferredStockParOrStatedValuePerShare_2" xlink:role="http://www.xbrl.org/2003/role/label" xlink:title="label_PreferredStockParOrStatedValuePerShare_2" xml:lang="en-US" id="label_PreferredStockParOrStatedValuePerShare_2">Preferred Stock, Par or Stated Value Per Share</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="PreferredStockParOrStatedValuePerShare" xlink:to="label_PreferredStockParOrStatedValuePerShare_2" xlink:title="Label : PreferredStockParOrStatedValuePerShare to label_PreferredStockParOrStatedValuePerShare_2" />
    <link:loc xlink:type="locator" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_SaleOfStockPricePerShare" xlink:label="SaleOfStockPricePerShare" xlink:title="SaleOfStockPricePerShare" />
    <link:label xlink:type="resource" xlink:label="label_SaleOfStockPricePerShare" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:title="label_SaleOfStockPricePerShare" xml:lang="en-US" id="label_SaleOfStockPricePerShare">Sale of stock price per share (in dollars per share)</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="SaleOfStockPricePerShare" xlink:to="label_SaleOfStockPricePerShare" xlink:title="Label : SaleOfStockPricePerShare to label_SaleOfStockPricePerShare" />
    <link:label xlink:type="resource" xlink:label="label_SaleOfStockPricePerShare_1" xlink:role="http://www.xbrl.org/2003/role/label" xlink:title="label_SaleOfStockPricePerShare_1" xml:lang="en-US" id="label_SaleOfStockPricePerShare_1">Sale of Stock, Price Per Share</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="SaleOfStockPricePerShare" xlink:to="label_SaleOfStockPricePerShare_1" xlink:title="Label : SaleOfStockPricePerShare to label_SaleOfStockPricePerShare_1" />
    <link:label xlink:type="resource" xlink:label="label_SaleOfStockPricePerShare_2" xlink:role="http://www.xbrl.org/2003/role/verboseLabel" xlink:title="label_SaleOfStockPricePerShare_2" xml:lang="en-US" id="label_SaleOfStockPricePerShare_2">Sale of stock price per unit (in dollars per unit)</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="SaleOfStockPricePerShare" xlink:to="label_SaleOfStockPricePerShare_2" xlink:title="Label : SaleOfStockPricePerShare to label_SaleOfStockPricePerShare_2" />
    <link:loc xlink:type="locator" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_ClassOfWarrantOrRightExercisePriceOfWarrantsOrRights1" xlink:label="ClassOfWarrantOrRightExercisePriceOfWarrantsOrRights1" xlink:title="ClassOfWarrantOrRightExercisePriceOfWarrantsOrRights1" />
    <link:label xlink:type="resource" xlink:label="label_ClassOfWarrantOrRightExercisePriceOfWarrantsOrRights1" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:title="label_ClassOfWarrantOrRightExercisePriceOfWarrantsOrRights1" xml:lang="en-US" id="label_ClassOfWarrantOrRightExercisePriceOfWarrantsOrRights1">Exercise price per share (in dollars per share)</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="ClassOfWarrantOrRightExercisePriceOfWarrantsOrRights1" xlink:to="label_ClassOfWarrantOrRightExercisePriceOfWarrantsOrRights1" xlink:title="Label : ClassOfWarrantOrRightExercisePriceOfWarrantsOrRights1 to label_ClassOfWarrantOrRightExercisePriceOfWarrantsOrRights1" />
    <link:label xlink:type="resource" xlink:label="label_ClassOfWarrantOrRightExercisePriceOfWarrantsOrRights1_1" xlink:role="http://www.xbrl.org/2003/role/verboseLabel" xlink:title="label_ClassOfWarrantOrRightExercisePriceOfWarrantsOrRights1_1" xml:lang="en-US" id="label_ClassOfWarrantOrRightExercisePriceOfWarrantsOrRights1_1">Exercise price of warrants (in dollars per share)</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="ClassOfWarrantOrRightExercisePriceOfWarrantsOrRights1" xlink:to="label_ClassOfWarrantOrRightExercisePriceOfWarrantsOrRights1_1" xlink:title="Label : ClassOfWarrantOrRightExercisePriceOfWarrantsOrRights1 to label_ClassOfWarrantOrRightExercisePriceOfWarrantsOrRights1_1" />
    <link:label xlink:type="resource" xlink:label="label_ClassOfWarrantOrRightExercisePriceOfWarrantsOrRights1_2" xlink:role="http://www.xbrl.org/2003/role/label" xlink:title="label_ClassOfWarrantOrRightExercisePriceOfWarrantsOrRights1_2" xml:lang="en-US" id="label_ClassOfWarrantOrRightExercisePriceOfWarrantsOrRights1_2">Class of Warrant or Right, Exercise Price of Warrants or Rights</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="ClassOfWarrantOrRightExercisePriceOfWarrantsOrRights1" xlink:to="label_ClassOfWarrantOrRightExercisePriceOfWarrantsOrRights1_2" xlink:title="Label : ClassOfWarrantOrRightExercisePriceOfWarrantsOrRights1 to label_ClassOfWarrantOrRightExercisePriceOfWarrantsOrRights1_2" />
    <link:loc xlink:type="locator" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_ProceedsFromIssuanceOfPrivatePlacement" xlink:label="ProceedsFromIssuanceOfPrivatePlacement" xlink:title="ProceedsFromIssuanceOfPrivatePlacement" />
    <link:label xlink:type="resource" xlink:label="label_ProceedsFromIssuanceOfPrivatePlacement" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:title="label_ProceedsFromIssuanceOfPrivatePlacement" xml:lang="en-US" id="label_ProceedsFromIssuanceOfPrivatePlacement">Deducting placement agent fees</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="ProceedsFromIssuanceOfPrivatePlacement" xlink:to="label_ProceedsFromIssuanceOfPrivatePlacement" xlink:title="Label : ProceedsFromIssuanceOfPrivatePlacement to label_ProceedsFromIssuanceOfPrivatePlacement" />
    <link:label xlink:type="resource" xlink:label="label_ProceedsFromIssuanceOfPrivatePlacement_1" xlink:role="http://www.xbrl.org/2003/role/label" xlink:title="label_ProceedsFromIssuanceOfPrivatePlacement_1" xml:lang="en-US" id="label_ProceedsFromIssuanceOfPrivatePlacement_1">Proceeds from Issuance of Private Placement</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="ProceedsFromIssuanceOfPrivatePlacement" xlink:to="label_ProceedsFromIssuanceOfPrivatePlacement_1" xlink:title="Label : ProceedsFromIssuanceOfPrivatePlacement to label_ProceedsFromIssuanceOfPrivatePlacement_1" />
    <link:label xlink:type="resource" xlink:label="label_ProceedsFromIssuanceOfPrivatePlacement_2" xlink:role="http://www.xbrl.org/2003/role/verboseLabel" xlink:title="label_ProceedsFromIssuanceOfPrivatePlacement_2" xml:lang="en-US" id="label_ProceedsFromIssuanceOfPrivatePlacement_2">Net proceeds from Private Placement</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="ProceedsFromIssuanceOfPrivatePlacement" xlink:to="label_ProceedsFromIssuanceOfPrivatePlacement_2" xlink:title="Label : ProceedsFromIssuanceOfPrivatePlacement to label_ProceedsFromIssuanceOfPrivatePlacement_2" />
    <link:label xlink:type="resource" xlink:label="label_ProceedsFromIssuanceOfPrivatePlacement_3" xlink:role="http://www.xbrl.org/2003/role/positiveLabel" xlink:title="label_ProceedsFromIssuanceOfPrivatePlacement_3" xml:lang="en-US" id="label_ProceedsFromIssuanceOfPrivatePlacement_3">Net Proceeds from offering</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="ProceedsFromIssuanceOfPrivatePlacement" xlink:to="label_ProceedsFromIssuanceOfPrivatePlacement_3" xlink:title="Label : ProceedsFromIssuanceOfPrivatePlacement to label_ProceedsFromIssuanceOfPrivatePlacement_3" />
    <link:loc xlink:type="locator" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_ProceedsFromDebtNetOfIssuanceCosts" xlink:label="ProceedsFromDebtNetOfIssuanceCosts" xlink:title="ProceedsFromDebtNetOfIssuanceCosts" />
    <link:label xlink:type="resource" xlink:label="label_ProceedsFromDebtNetOfIssuanceCosts" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:title="label_ProceedsFromDebtNetOfIssuanceCosts" xml:lang="en-US" id="label_ProceedsFromDebtNetOfIssuanceCosts">Net proceeds</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="ProceedsFromDebtNetOfIssuanceCosts" xlink:to="label_ProceedsFromDebtNetOfIssuanceCosts" xlink:title="Label : ProceedsFromDebtNetOfIssuanceCosts to label_ProceedsFromDebtNetOfIssuanceCosts" />
    <link:label xlink:type="resource" xlink:label="label_ProceedsFromDebtNetOfIssuanceCosts_1" xlink:role="http://www.xbrl.org/2003/role/label" xlink:title="label_ProceedsFromDebtNetOfIssuanceCosts_1" xml:lang="en-US" id="label_ProceedsFromDebtNetOfIssuanceCosts_1">Proceeds from Debt, Net of Issuance Costs</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="ProceedsFromDebtNetOfIssuanceCosts" xlink:to="label_ProceedsFromDebtNetOfIssuanceCosts_1" xlink:title="Label : ProceedsFromDebtNetOfIssuanceCosts to label_ProceedsFromDebtNetOfIssuanceCosts_1" />
    <link:loc xlink:type="locator" xlink:href="sxtp-20260630.xsd#sxtp_OtherOfferingExpensesPaid" xlink:label="OtherOfferingExpensesPaid" xlink:title="OtherOfferingExpensesPaid" />
    <link:label xlink:type="resource" xlink:label="label_OtherOfferingExpensesPaid" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:title="label_OtherOfferingExpensesPaid" xml:lang="en-US" id="label_OtherOfferingExpensesPaid">Other offering expenses paid</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="OtherOfferingExpensesPaid" xlink:to="label_OtherOfferingExpensesPaid" xlink:title="Label : OtherOfferingExpensesPaid to label_OtherOfferingExpensesPaid" />
    <link:label xlink:type="resource" xlink:label="label_OtherOfferingExpensesPaid_1" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:title="label_OtherOfferingExpensesPaid_1" xml:lang="en-US" id="label_OtherOfferingExpensesPaid_1">Cash outflow for other offering expenses.</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="OtherOfferingExpensesPaid" xlink:to="label_OtherOfferingExpensesPaid_1" xlink:title="Label : OtherOfferingExpensesPaid to label_OtherOfferingExpensesPaid_1" />
    <link:label xlink:type="resource" xlink:label="label_OtherOfferingExpensesPaid_2" xlink:role="http://www.xbrl.org/2003/role/label" xlink:title="label_OtherOfferingExpensesPaid_2" xml:lang="en-US" id="label_OtherOfferingExpensesPaid_2">Other Offering Expenses Paid</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="OtherOfferingExpensesPaid" xlink:to="label_OtherOfferingExpensesPaid_2" xlink:title="Label : OtherOfferingExpensesPaid to label_OtherOfferingExpensesPaid_2" />
    <link:loc xlink:type="locator" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_WarrantExercisePriceIncrease" xlink:label="WarrantExercisePriceIncrease" xlink:title="WarrantExercisePriceIncrease" />
    <link:label xlink:type="resource" xlink:label="label_WarrantExercisePriceIncrease" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:title="label_WarrantExercisePriceIncrease" xml:lang="en-US" id="label_WarrantExercisePriceIncrease">Exercise price (in dollars per share)</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="WarrantExercisePriceIncrease" xlink:to="label_WarrantExercisePriceIncrease" xlink:title="Label : WarrantExercisePriceIncrease to label_WarrantExercisePriceIncrease" />
    <link:label xlink:type="resource" xlink:label="label_WarrantExercisePriceIncrease_1" xlink:role="http://www.xbrl.org/2003/role/label" xlink:title="label_WarrantExercisePriceIncrease_1" xml:lang="en-US" id="label_WarrantExercisePriceIncrease_1">Warrant, Exercise Price, Increase</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="WarrantExercisePriceIncrease" xlink:to="label_WarrantExercisePriceIncrease_1" xlink:title="Label : WarrantExercisePriceIncrease to label_WarrantExercisePriceIncrease_1" />
    <link:loc xlink:type="locator" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_OtherComprehensiveIncomeLossCashFlowHedgeGainLossAfterReclassificationAndTax" xlink:label="OtherComprehensiveIncomeLossCashFlowHedgeGainLossAfterReclassificationAndTax" xlink:title="OtherComprehensiveIncomeLossCashFlowHedgeGainLossAfterReclassificationAndTax" />
    <link:label xlink:type="resource" xlink:label="label_OtherComprehensiveIncomeLossCashFlowHedgeGainLossAfterReclassificationAndTax" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:title="label_OtherComprehensiveIncomeLossCashFlowHedgeGainLossAfterReclassificationAndTax" xml:lang="en-US" id="label_OtherComprehensiveIncomeLossCashFlowHedgeGainLossAfterReclassificationAndTax">Cash proceeds</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="OtherComprehensiveIncomeLossCashFlowHedgeGainLossAfterReclassificationAndTax" xlink:to="label_OtherComprehensiveIncomeLossCashFlowHedgeGainLossAfterReclassificationAndTax" xlink:title="Label : OtherComprehensiveIncomeLossCashFlowHedgeGainLossAfterReclassificationAndTax to label_OtherComprehensiveIncomeLossCashFlowHedgeGainLossAfterReclassificationAndTax" />
    <link:label xlink:type="resource" xlink:label="label_OtherComprehensiveIncomeLossCashFlowHedgeGainLossAfterReclassificationAndTax_1" xlink:role="http://www.xbrl.org/2003/role/label" xlink:title="label_OtherComprehensiveIncomeLossCashFlowHedgeGainLossAfterReclassificationAndTax_1" xml:lang="en-US" id="label_OtherComprehensiveIncomeLossCashFlowHedgeGainLossAfterReclassificationAndTax_1">Other Comprehensive Income (Loss), Cash Flow Hedge, Gain (Loss), after Reclassification and Tax</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="OtherComprehensiveIncomeLossCashFlowHedgeGainLossAfterReclassificationAndTax" xlink:to="label_OtherComprehensiveIncomeLossCashFlowHedgeGainLossAfterReclassificationAndTax_1" xlink:title="Label : OtherComprehensiveIncomeLossCashFlowHedgeGainLossAfterReclassificationAndTax to label_OtherComprehensiveIncomeLossCashFlowHedgeGainLossAfterReclassificationAndTax_1" />
    <link:loc xlink:type="locator" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_DividendsPreferredStock" xlink:label="DividendsPreferredStock" xlink:title="DividendsPreferredStock" />
    <link:label xlink:type="resource" xlink:label="label_DividendsPreferredStock" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:title="label_DividendsPreferredStock" xml:lang="en-US" id="label_DividendsPreferredStock">Dividends preferred stock</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="DividendsPreferredStock" xlink:to="label_DividendsPreferredStock" xlink:title="Label : DividendsPreferredStock to label_DividendsPreferredStock" />
    <link:label xlink:type="resource" xlink:label="label_DividendsPreferredStock_1" xlink:role="http://www.xbrl.org/2003/role/label" xlink:title="label_DividendsPreferredStock_1" xml:lang="en-US" id="label_DividendsPreferredStock_1">Dividends, Preferred Stock</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="DividendsPreferredStock" xlink:to="label_DividendsPreferredStock_1" xlink:title="Label : DividendsPreferredStock to label_DividendsPreferredStock_1" />
    <link:loc xlink:type="locator" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_CommonStockConvertibleConversionPriceIncrease" xlink:label="CommonStockConvertibleConversionPriceIncrease" xlink:title="CommonStockConvertibleConversionPriceIncrease" />
    <link:label xlink:type="resource" xlink:label="label_CommonStockConvertibleConversionPriceIncrease" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:title="label_CommonStockConvertibleConversionPriceIncrease" xml:lang="en-US" id="label_CommonStockConvertibleConversionPriceIncrease">Common stock conversion price per share (in dollars per share)</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="CommonStockConvertibleConversionPriceIncrease" xlink:to="label_CommonStockConvertibleConversionPriceIncrease" xlink:title="Label : CommonStockConvertibleConversionPriceIncrease to label_CommonStockConvertibleConversionPriceIncrease" />
    <link:label xlink:type="resource" xlink:label="label_CommonStockConvertibleConversionPriceIncrease_1" xlink:role="http://www.xbrl.org/2003/role/label" xlink:title="label_CommonStockConvertibleConversionPriceIncrease_1" xml:lang="en-US" id="label_CommonStockConvertibleConversionPriceIncrease_1">Common Stock, Convertible, Conversion Price, Increase</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="CommonStockConvertibleConversionPriceIncrease" xlink:to="label_CommonStockConvertibleConversionPriceIncrease_1" xlink:title="Label : CommonStockConvertibleConversionPriceIncrease to label_CommonStockConvertibleConversionPriceIncrease_1" />
    <link:loc xlink:type="locator" xlink:href="sxtp-20260630.xsd#sxtp_CommonStockAggregateOfferingPrice" xlink:label="CommonStockAggregateOfferingPrice" xlink:title="CommonStockAggregateOfferingPrice" />
    <link:label xlink:type="resource" xlink:label="label_CommonStockAggregateOfferingPrice" xlink:role="http://www.xbrl.org/2003/role/label" xlink:title="label_CommonStockAggregateOfferingPrice" xml:lang="en-US" id="label_CommonStockAggregateOfferingPrice">Common Stock Aggregate Offering Price</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="CommonStockAggregateOfferingPrice" xlink:to="label_CommonStockAggregateOfferingPrice" xlink:title="Label : CommonStockAggregateOfferingPrice to label_CommonStockAggregateOfferingPrice" />
    <link:label xlink:type="resource" xlink:label="label_CommonStockAggregateOfferingPrice_1" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:title="label_CommonStockAggregateOfferingPrice_1" xml:lang="en-US" id="label_CommonStockAggregateOfferingPrice_1">Common stock aggregate offering price</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="CommonStockAggregateOfferingPrice" xlink:to="label_CommonStockAggregateOfferingPrice_1" xlink:title="Label : CommonStockAggregateOfferingPrice to label_CommonStockAggregateOfferingPrice_1" />
    <link:label xlink:type="resource" xlink:label="label_CommonStockAggregateOfferingPrice_2" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:title="label_CommonStockAggregateOfferingPrice_2" xml:lang="en-US" id="label_CommonStockAggregateOfferingPrice_2">Common stock having an aggregate offering price.</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="CommonStockAggregateOfferingPrice" xlink:to="label_CommonStockAggregateOfferingPrice_2" xlink:title="Label : CommonStockAggregateOfferingPrice to label_CommonStockAggregateOfferingPrice_2" />
    <link:loc xlink:type="locator" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_ProceedsFromOtherEquity" xlink:label="ProceedsFromOtherEquity" xlink:title="ProceedsFromOtherEquity" />
    <link:label xlink:type="resource" xlink:label="label_ProceedsFromOtherEquity" xlink:role="http://www.xbrl.org/2003/role/label" xlink:title="label_ProceedsFromOtherEquity" xml:lang="en-US" id="label_ProceedsFromOtherEquity">Proceeds from Other Equity</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="ProceedsFromOtherEquity" xlink:to="label_ProceedsFromOtherEquity" xlink:title="Label : ProceedsFromOtherEquity to label_ProceedsFromOtherEquity" />
    <link:label xlink:type="resource" xlink:label="label_ProceedsFromOtherEquity_1" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:title="label_ProceedsFromOtherEquity_1" xml:lang="en-US" id="label_ProceedsFromOtherEquity_1">Gross proceeds</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="ProceedsFromOtherEquity" xlink:to="label_ProceedsFromOtherEquity_1" xlink:title="Label : ProceedsFromOtherEquity to label_ProceedsFromOtherEquity_1" />
    <link:loc xlink:type="locator" xlink:href="sxtp-20260630.xsd#sxtp_ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsExercisableWeightedAverageGrantDateFairValue" xlink:label="ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsExercisableWeightedAverageGrantDateFairValue" xlink:title="ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsExercisableWeightedAverageGrantDateFairValue" />
    <link:label xlink:type="resource" xlink:label="label_ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsExercisableWeightedAverageGrantDateFairValue" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:title="label_ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsExercisableWeightedAverageGrantDateFairValue" xml:lang="en-US" id="label_ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsExercisableWeightedAverageGrantDateFairValue">Weighted Average Exercise Price,Total exercisable</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsExercisableWeightedAverageGrantDateFairValue" xlink:to="label_ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsExercisableWeightedAverageGrantDateFairValue" xlink:title="Label : ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsExercisableWeightedAverageGrantDateFairValue to label_ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsExercisableWeightedAverageGrantDateFairValue" />
    <link:label xlink:type="resource" xlink:label="label_ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsExercisableWeightedAverageGrantDateFairValue_1" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:title="label_ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsExercisableWeightedAverageGrantDateFairValue_1" xml:lang="en-US" id="label_ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsExercisableWeightedAverageGrantDateFairValue_1">Weighted average fair value as of the exercisable date of equity-based award plans other than stock (unit) option plans that were not exercised or put into effect as a result of the occurrence of a terminating event.</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsExercisableWeightedAverageGrantDateFairValue" xlink:to="label_ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsExercisableWeightedAverageGrantDateFairValue_1" xlink:title="Label : ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsExercisableWeightedAverageGrantDateFairValue to label_ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsExercisableWeightedAverageGrantDateFairValue_1" />
    <link:label xlink:type="resource" xlink:label="label_ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsExercisableWeightedAverageGrantDateFairValue_2" xlink:role="http://www.xbrl.org/2003/role/label" xlink:title="label_ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsExercisableWeightedAverageGrantDateFairValue_2" xml:lang="en-US" id="label_ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsExercisableWeightedAverageGrantDateFairValue_2">Share Based Compensation Arrangement By Share Based Payment Award Equity Instruments Other Than Options Exercisable Weighted Average Grant Date Fair Value</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsExercisableWeightedAverageGrantDateFairValue" xlink:to="label_ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsExercisableWeightedAverageGrantDateFairValue_2" xlink:title="Label : ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsExercisableWeightedAverageGrantDateFairValue to label_ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsExercisableWeightedAverageGrantDateFairValue_2" />
    <link:loc xlink:type="locator" xlink:href="sxtp-20260630.xsd#sxtp_ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsExercisable" xlink:label="ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsExercisable" xlink:title="ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsExercisable" />
    <link:label xlink:type="resource" xlink:label="label_ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsExercisable" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:title="label_ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsExercisable" xml:lang="en-US" id="label_ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsExercisable">Number of Warrants, Total exercisable</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsExercisable" xlink:to="label_ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsExercisable" xlink:title="Label : ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsExercisable to label_ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsExercisable" />
    <link:label xlink:type="resource" xlink:label="label_ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsExercisable_1" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:title="label_ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsExercisable_1" xml:lang="en-US" id="label_ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsExercisable_1">The number of equity-based payment instruments, excluding stock (or unit) options, that were exercisable, during the reporting period.</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsExercisable" xlink:to="label_ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsExercisable_1" xlink:title="Label : ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsExercisable to label_ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsExercisable_1" />
    <link:label xlink:type="resource" xlink:label="label_ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsExercisable_2" xlink:role="http://www.xbrl.org/2003/role/label" xlink:title="label_ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsExercisable_2" xml:lang="en-US" id="label_ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsExercisable_2">Share Based Compensation Arrangement By Share Based Payment Award Equity Instruments Other Than Options Exercisable</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsExercisable" xlink:to="label_ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsExercisable_2" xlink:title="Label : ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsExercisable to label_ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsExercisable_2" />
    <link:label xlink:type="resource" xlink:label="label_ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsExercisable_3" xlink:role="http://www.xbrl.org/2003/role/verboseLabel" xlink:title="label_ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsExercisable_3" xml:lang="en-US" id="label_ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsExercisable_3">Number of warrants exercisable</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsExercisable" xlink:to="label_ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsExercisable_3" xlink:title="Label : ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsExercisable to label_ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsExercisable_3" />
    <link:loc xlink:type="locator" xlink:href="sxtp-20260630.xsd#sxtp_StockIssuedDuringPeriodIssuanceOfCommonStockUponExerciseOfPreFundedWarrantsinShares" xlink:label="StockIssuedDuringPeriodIssuanceOfCommonStockUponExerciseOfPreFundedWarrantsinShares" xlink:title="StockIssuedDuringPeriodIssuanceOfCommonStockUponExerciseOfPreFundedWarrantsinShares" />
    <link:label xlink:type="resource" xlink:label="label_StockIssuedDuringPeriodIssuanceOfCommonStockUponExerciseOfPreFundedWarrantsinShares" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:title="label_StockIssuedDuringPeriodIssuanceOfCommonStockUponExerciseOfPreFundedWarrantsinShares" xml:lang="en-US" id="label_StockIssuedDuringPeriodIssuanceOfCommonStockUponExerciseOfPreFundedWarrantsinShares">Issuance of common stock upon exercise of Pre-Funded Warrants (in shares)</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="StockIssuedDuringPeriodIssuanceOfCommonStockUponExerciseOfPreFundedWarrantsinShares" xlink:to="label_StockIssuedDuringPeriodIssuanceOfCommonStockUponExerciseOfPreFundedWarrantsinShares" xlink:title="Label : StockIssuedDuringPeriodIssuanceOfCommonStockUponExerciseOfPreFundedWarrantsinShares to label_StockIssuedDuringPeriodIssuanceOfCommonStockUponExerciseOfPreFundedWarrantsinShares" />
    <link:label xlink:type="resource" xlink:label="label_StockIssuedDuringPeriodIssuanceOfCommonStockUponExerciseOfPreFundedWarrantsinShares_1" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:title="label_StockIssuedDuringPeriodIssuanceOfCommonStockUponExerciseOfPreFundedWarrantsinShares_1" xml:lang="en-US" id="label_StockIssuedDuringPeriodIssuanceOfCommonStockUponExerciseOfPreFundedWarrantsinShares_1">Issuance of common stock upon exercise of Pre-Funded Warrants (in Shares).</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="StockIssuedDuringPeriodIssuanceOfCommonStockUponExerciseOfPreFundedWarrantsinShares" xlink:to="label_StockIssuedDuringPeriodIssuanceOfCommonStockUponExerciseOfPreFundedWarrantsinShares_1" xlink:title="Label : StockIssuedDuringPeriodIssuanceOfCommonStockUponExerciseOfPreFundedWarrantsinShares to label_StockIssuedDuringPeriodIssuanceOfCommonStockUponExerciseOfPreFundedWarrantsinShares_1" />
    <link:label xlink:type="resource" xlink:label="label_StockIssuedDuringPeriodIssuanceOfCommonStockUponExerciseOfPreFundedWarrantsinShares_2" xlink:role="http://www.xbrl.org/2003/role/label" xlink:title="label_StockIssuedDuringPeriodIssuanceOfCommonStockUponExerciseOfPreFundedWarrantsinShares_2" xml:lang="en-US" id="label_StockIssuedDuringPeriodIssuanceOfCommonStockUponExerciseOfPreFundedWarrantsinShares_2">Stock Issued During Period Issuance Of Common Stock Upon Exercise Of Pre Funded Warrantsin Shares</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="StockIssuedDuringPeriodIssuanceOfCommonStockUponExerciseOfPreFundedWarrantsinShares" xlink:to="label_StockIssuedDuringPeriodIssuanceOfCommonStockUponExerciseOfPreFundedWarrantsinShares_2" xlink:title="Label : StockIssuedDuringPeriodIssuanceOfCommonStockUponExerciseOfPreFundedWarrantsinShares to label_StockIssuedDuringPeriodIssuanceOfCommonStockUponExerciseOfPreFundedWarrantsinShares_2" />
    <link:loc xlink:type="locator" xlink:href="sxtp-20260630.xsd#sxtp_ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsWeightedAverageExercisePriceExercised" xlink:label="ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsWeightedAverageExercisePriceExercised" xlink:title="ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsWeightedAverageExercisePriceExercised" />
    <link:label xlink:type="resource" xlink:label="label_ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsWeightedAverageExercisePriceExercised" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:title="label_ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsWeightedAverageExercisePriceExercised" xml:lang="en-US" id="label_ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsWeightedAverageExercisePriceExercised">Weighted Average Exercise Price, Exercised</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsWeightedAverageExercisePriceExercised" xlink:to="label_ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsWeightedAverageExercisePriceExercised" xlink:title="Label : ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsWeightedAverageExercisePriceExercised to label_ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsWeightedAverageExercisePriceExercised" />
    <link:label xlink:type="resource" xlink:label="label_ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsWeightedAverageExercisePriceExercised_1" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:title="label_ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsWeightedAverageExercisePriceExercised_1" xml:lang="en-US" id="label_ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsWeightedAverageExercisePriceExercised_1">Weighted average exercise price, exercised.</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsWeightedAverageExercisePriceExercised" xlink:to="label_ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsWeightedAverageExercisePriceExercised_1" xlink:title="Label : ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsWeightedAverageExercisePriceExercised to label_ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsWeightedAverageExercisePriceExercised_1" />
    <link:label xlink:type="resource" xlink:label="label_ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsWeightedAverageExercisePriceExercised_2" xlink:role="http://www.xbrl.org/2003/role/label" xlink:title="label_ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsWeightedAverageExercisePriceExercised_2" xml:lang="en-US" id="label_ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsWeightedAverageExercisePriceExercised_2">Share Based Compensation Arrangement By Share Based Payment Award Equity Instruments Other Than Options Weighted Average Exercise Price Exercised</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsWeightedAverageExercisePriceExercised" xlink:to="label_ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsWeightedAverageExercisePriceExercised_2" xlink:title="Label : ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsWeightedAverageExercisePriceExercised to label_ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsWeightedAverageExercisePriceExercised_2" />
    <link:label xlink:type="resource" xlink:label="label_ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsWeightedAverageExercisePriceExercised_3" xlink:role="http://www.xbrl.org/2003/role/verboseLabel" xlink:title="label_ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsWeightedAverageExercisePriceExercised_3" xml:lang="en-US" id="label_ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsWeightedAverageExercisePriceExercised_3">Weighted average exercise price (in dollars per share)</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsWeightedAverageExercisePriceExercised" xlink:to="label_ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsWeightedAverageExercisePriceExercised_3" xlink:title="Label : ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsWeightedAverageExercisePriceExercised to label_ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsWeightedAverageExercisePriceExercised_3" />
    <link:loc xlink:type="locator" xlink:href="sxtp-20260630.xsd#sxtp_CommonStockAggregateGrossSalesProceedAuthorized" xlink:label="CommonStockAggregateGrossSalesProceedAuthorized" xlink:title="CommonStockAggregateGrossSalesProceedAuthorized" />
    <link:label xlink:type="resource" xlink:label="label_CommonStockAggregateGrossSalesProceedAuthorized" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:title="label_CommonStockAggregateGrossSalesProceedAuthorized" xml:lang="en-US" id="label_CommonStockAggregateGrossSalesProceedAuthorized">Common stock aggregate gross sales proceeds authorized</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="CommonStockAggregateGrossSalesProceedAuthorized" xlink:to="label_CommonStockAggregateGrossSalesProceedAuthorized" xlink:title="Label : CommonStockAggregateGrossSalesProceedAuthorized to label_CommonStockAggregateGrossSalesProceedAuthorized" />
    <link:label xlink:type="resource" xlink:label="label_CommonStockAggregateGrossSalesProceedAuthorized_1" xlink:role="http://www.xbrl.org/2003/role/label" xlink:title="label_CommonStockAggregateGrossSalesProceedAuthorized_1" xml:lang="en-US" id="label_CommonStockAggregateGrossSalesProceedAuthorized_1">Common Stock Aggregate Gross Sales Proceed Authorized</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="CommonStockAggregateGrossSalesProceedAuthorized" xlink:to="label_CommonStockAggregateGrossSalesProceedAuthorized_1" xlink:title="Label : CommonStockAggregateGrossSalesProceedAuthorized to label_CommonStockAggregateGrossSalesProceedAuthorized_1" />
    <link:label xlink:type="resource" xlink:label="label_CommonStockAggregateGrossSalesProceedAuthorized_2" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:title="label_CommonStockAggregateGrossSalesProceedAuthorized_2" xml:lang="en-US" id="label_CommonStockAggregateGrossSalesProceedAuthorized_2">Authorized aggregate gross sales proceeds of common stock.</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="CommonStockAggregateGrossSalesProceedAuthorized" xlink:to="label_CommonStockAggregateGrossSalesProceedAuthorized_2" xlink:title="Label : CommonStockAggregateGrossSalesProceedAuthorized to label_CommonStockAggregateGrossSalesProceedAuthorized_2" />
    <link:loc xlink:type="locator" xlink:href="sxtp-20260630.xsd#sxtp_ProceedsFromCommonStockSalesAgreementNet" xlink:label="ProceedsFromCommonStockSalesAgreementNet" xlink:title="ProceedsFromCommonStockSalesAgreementNet" />
    <link:label xlink:type="resource" xlink:label="label_ProceedsFromCommonStockSalesAgreementNet" xlink:role="http://www.xbrl.org/2003/role/label" xlink:title="label_ProceedsFromCommonStockSalesAgreementNet" xml:lang="en-US" id="label_ProceedsFromCommonStockSalesAgreementNet">Proceeds From Common Stock Sales Agreement Net</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="ProceedsFromCommonStockSalesAgreementNet" xlink:to="label_ProceedsFromCommonStockSalesAgreementNet" xlink:title="Label : ProceedsFromCommonStockSalesAgreementNet to label_ProceedsFromCommonStockSalesAgreementNet" />
    <link:label xlink:type="resource" xlink:label="label_ProceedsFromCommonStockSalesAgreementNet_1" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:title="label_ProceedsFromCommonStockSalesAgreementNet_1" xml:lang="en-US" id="label_ProceedsFromCommonStockSalesAgreementNet_1">The cash inflow associated with common stock sales agreement.</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="ProceedsFromCommonStockSalesAgreementNet" xlink:to="label_ProceedsFromCommonStockSalesAgreementNet_1" xlink:title="Label : ProceedsFromCommonStockSalesAgreementNet to label_ProceedsFromCommonStockSalesAgreementNet_1" />
    <link:label xlink:type="resource" xlink:label="label_ProceedsFromCommonStockSalesAgreementNet_2" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:title="label_ProceedsFromCommonStockSalesAgreementNet_2" xml:lang="en-US" id="label_ProceedsFromCommonStockSalesAgreementNet_2">Proceeds from common stock sales agreement net</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="ProceedsFromCommonStockSalesAgreementNet" xlink:to="label_ProceedsFromCommonStockSalesAgreementNet_2" xlink:title="Label : ProceedsFromCommonStockSalesAgreementNet to label_ProceedsFromCommonStockSalesAgreementNet_2" />
    <link:loc xlink:type="locator" xlink:href="sxtp-20260630.xsd#sxtp_AccountsReceivableOrSalesRevenueNetMember" xlink:label="AccountsReceivableOrSalesRevenueNetMember" xlink:title="AccountsReceivableOrSalesRevenueNetMember" />
    <link:label xlink:type="resource" xlink:label="label_AccountsReceivableOrSalesRevenueNetMember" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:title="label_AccountsReceivableOrSalesRevenueNetMember" xml:lang="en-US" id="label_AccountsReceivableOrSalesRevenueNetMember">Accounts Receivable Or Revenue Benchmark [Member]</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="AccountsReceivableOrSalesRevenueNetMember" xlink:to="label_AccountsReceivableOrSalesRevenueNetMember" xlink:title="Label : AccountsReceivableOrSalesRevenueNetMember to label_AccountsReceivableOrSalesRevenueNetMember" />
    <link:label xlink:type="resource" xlink:label="label_AccountsReceivableOrSalesRevenueNetMember_1" xlink:role="http://www.xbrl.org/2003/role/label" xlink:title="label_AccountsReceivableOrSalesRevenueNetMember_1" xml:lang="en-US" id="label_AccountsReceivableOrSalesRevenueNetMember_1">Accounts Receivable Or Sales Revenue Net [Member]</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="AccountsReceivableOrSalesRevenueNetMember" xlink:to="label_AccountsReceivableOrSalesRevenueNetMember_1" xlink:title="Label : AccountsReceivableOrSalesRevenueNetMember to label_AccountsReceivableOrSalesRevenueNetMember_1" />
    <link:label xlink:type="resource" xlink:label="label_AccountsReceivableOrSalesRevenueNetMember_2" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:title="label_AccountsReceivableOrSalesRevenueNetMember_2" xml:lang="en-US" id="label_AccountsReceivableOrSalesRevenueNetMember_2">This member stands for the information pertaining to "Accounts Receivable Or Revenue Benchmark</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="AccountsReceivableOrSalesRevenueNetMember" xlink:to="label_AccountsReceivableOrSalesRevenueNetMember_2" xlink:title="Label : AccountsReceivableOrSalesRevenueNetMember to label_AccountsReceivableOrSalesRevenueNetMember_2" />
    <link:loc xlink:type="locator" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_LiabilitiesAndStockholdersEquityAbstract" xlink:label="LiabilitiesAndStockholdersEquityAbstract" xlink:title="LiabilitiesAndStockholdersEquityAbstract" />
    <link:label xlink:type="resource" xlink:label="label_LiabilitiesAndStockholdersEquityAbstract" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:title="label_LiabilitiesAndStockholdersEquityAbstract" xml:lang="en-US" id="label_LiabilitiesAndStockholdersEquityAbstract">LIABILITIES AND SHAREHOLDERS' EQUITY:</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="LiabilitiesAndStockholdersEquityAbstract" xlink:to="label_LiabilitiesAndStockholdersEquityAbstract" xlink:title="Label : LiabilitiesAndStockholdersEquityAbstract to label_LiabilitiesAndStockholdersEquityAbstract" />
    <link:label xlink:type="resource" xlink:label="label_LiabilitiesAndStockholdersEquityAbstract_1" xlink:role="http://www.xbrl.org/2003/role/label" xlink:title="label_LiabilitiesAndStockholdersEquityAbstract_1" xml:lang="en-US" id="label_LiabilitiesAndStockholdersEquityAbstract_1">Liabilities and Equity [Abstract]</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="LiabilitiesAndStockholdersEquityAbstract" xlink:to="label_LiabilitiesAndStockholdersEquityAbstract_1" xlink:title="Label : LiabilitiesAndStockholdersEquityAbstract to label_LiabilitiesAndStockholdersEquityAbstract_1" />
    <link:loc xlink:type="locator" xlink:href="sxtp-20260630.xsd#sxtp_StockIssuedDuringPeriodValueIssuanceOfCommonStockPursuantToATMOfferingNetOfOfferingCosts" xlink:label="StockIssuedDuringPeriodValueIssuanceOfCommonStockPursuantToATMOfferingNetOfOfferingCosts" xlink:title="StockIssuedDuringPeriodValueIssuanceOfCommonStockPursuantToATMOfferingNetOfOfferingCosts" />
    <link:label xlink:type="resource" xlink:label="label_StockIssuedDuringPeriodValueIssuanceOfCommonStockPursuantToATMOfferingNetOfOfferingCosts" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:title="label_StockIssuedDuringPeriodValueIssuanceOfCommonStockPursuantToATMOfferingNetOfOfferingCosts" xml:lang="en-US" id="label_StockIssuedDuringPeriodValueIssuanceOfCommonStockPursuantToATMOfferingNetOfOfferingCosts">Issuance of common stock pursuant to ATM Offering, net of offering costs paid at closing and deferred offering costs (Note 6)</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="StockIssuedDuringPeriodValueIssuanceOfCommonStockPursuantToATMOfferingNetOfOfferingCosts" xlink:to="label_StockIssuedDuringPeriodValueIssuanceOfCommonStockPursuantToATMOfferingNetOfOfferingCosts" xlink:title="Label : StockIssuedDuringPeriodValueIssuanceOfCommonStockPursuantToATMOfferingNetOfOfferingCosts to label_StockIssuedDuringPeriodValueIssuanceOfCommonStockPursuantToATMOfferingNetOfOfferingCosts" />
    <link:label xlink:type="resource" xlink:label="label_StockIssuedDuringPeriodValueIssuanceOfCommonStockPursuantToATMOfferingNetOfOfferingCosts_1" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:title="label_StockIssuedDuringPeriodValueIssuanceOfCommonStockPursuantToATMOfferingNetOfOfferingCosts_1" xml:lang="en-US" id="label_StockIssuedDuringPeriodValueIssuanceOfCommonStockPursuantToATMOfferingNetOfOfferingCosts_1">Issuance of common stock pursuant to ATM offering.</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="StockIssuedDuringPeriodValueIssuanceOfCommonStockPursuantToATMOfferingNetOfOfferingCosts" xlink:to="label_StockIssuedDuringPeriodValueIssuanceOfCommonStockPursuantToATMOfferingNetOfOfferingCosts_1" xlink:title="Label : StockIssuedDuringPeriodValueIssuanceOfCommonStockPursuantToATMOfferingNetOfOfferingCosts to label_StockIssuedDuringPeriodValueIssuanceOfCommonStockPursuantToATMOfferingNetOfOfferingCosts_1" />
    <link:label xlink:type="resource" xlink:label="label_StockIssuedDuringPeriodValueIssuanceOfCommonStockPursuantToATMOfferingNetOfOfferingCosts_2" xlink:role="http://www.xbrl.org/2003/role/label" xlink:title="label_StockIssuedDuringPeriodValueIssuanceOfCommonStockPursuantToATMOfferingNetOfOfferingCosts_2" xml:lang="en-US" id="label_StockIssuedDuringPeriodValueIssuanceOfCommonStockPursuantToATMOfferingNetOfOfferingCosts_2">Stock Issued During Period Value Issuance Of Common Stock Pursuant To ATMOffering Net Of Offering Costs</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="StockIssuedDuringPeriodValueIssuanceOfCommonStockPursuantToATMOfferingNetOfOfferingCosts" xlink:to="label_StockIssuedDuringPeriodValueIssuanceOfCommonStockPursuantToATMOfferingNetOfOfferingCosts_2" xlink:title="Label : StockIssuedDuringPeriodValueIssuanceOfCommonStockPursuantToATMOfferingNetOfOfferingCosts to label_StockIssuedDuringPeriodValueIssuanceOfCommonStockPursuantToATMOfferingNetOfOfferingCosts_2" />
    <link:loc xlink:type="locator" xlink:href="sxtp-20260630.xsd#sxtp_IssuanceOfCommonStockPursuantToATMOfferingNetOfOfferingCostsPaid" xlink:label="IssuanceOfCommonStockPursuantToATMOfferingNetOfOfferingCostsPaid" xlink:title="IssuanceOfCommonStockPursuantToATMOfferingNetOfOfferingCostsPaid" />
    <link:label xlink:type="resource" xlink:label="label_IssuanceOfCommonStockPursuantToATMOfferingNetOfOfferingCostsPaid" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:title="label_IssuanceOfCommonStockPursuantToATMOfferingNetOfOfferingCostsPaid" xml:lang="en-US" id="label_IssuanceOfCommonStockPursuantToATMOfferingNetOfOfferingCostsPaid">Issuance of common stock pursuant to ATM Offering, net of offering costs paid at closing and deferred offering costs (Note 6) (in Shares)</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="IssuanceOfCommonStockPursuantToATMOfferingNetOfOfferingCostsPaid" xlink:to="label_IssuanceOfCommonStockPursuantToATMOfferingNetOfOfferingCostsPaid" xlink:title="Label : IssuanceOfCommonStockPursuantToATMOfferingNetOfOfferingCostsPaid to label_IssuanceOfCommonStockPursuantToATMOfferingNetOfOfferingCostsPaid" />
    <link:label xlink:type="resource" xlink:label="label_IssuanceOfCommonStockPursuantToATMOfferingNetOfOfferingCostsPaid_1" xlink:role="http://www.xbrl.org/2003/role/label" xlink:title="label_IssuanceOfCommonStockPursuantToATMOfferingNetOfOfferingCostsPaid_1" xml:lang="en-US" id="label_IssuanceOfCommonStockPursuantToATMOfferingNetOfOfferingCostsPaid_1">Issuance Of Common Stock Pursuant To ATMOffering Net Of Offering Costs Paid</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="IssuanceOfCommonStockPursuantToATMOfferingNetOfOfferingCostsPaid" xlink:to="label_IssuanceOfCommonStockPursuantToATMOfferingNetOfOfferingCostsPaid_1" xlink:title="Label : IssuanceOfCommonStockPursuantToATMOfferingNetOfOfferingCostsPaid to label_IssuanceOfCommonStockPursuantToATMOfferingNetOfOfferingCostsPaid_1" />
    <link:label xlink:type="resource" xlink:label="label_IssuanceOfCommonStockPursuantToATMOfferingNetOfOfferingCostsPaid_2" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:title="label_IssuanceOfCommonStockPursuantToATMOfferingNetOfOfferingCostsPaid_2" xml:lang="en-US" id="label_IssuanceOfCommonStockPursuantToATMOfferingNetOfOfferingCostsPaid_2">Issuance of common stock pursuant to ATM offering.</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="IssuanceOfCommonStockPursuantToATMOfferingNetOfOfferingCostsPaid" xlink:to="label_IssuanceOfCommonStockPursuantToATMOfferingNetOfOfferingCostsPaid_2" xlink:title="Label : IssuanceOfCommonStockPursuantToATMOfferingNetOfOfferingCostsPaid to label_IssuanceOfCommonStockPursuantToATMOfferingNetOfOfferingCostsPaid_2" />
    <link:loc xlink:type="locator" xlink:href="sxtp-20260630.xsd#sxtp_SalesAgreementTerminationDate" xlink:label="SalesAgreementTerminationDate" xlink:title="SalesAgreementTerminationDate" />
    <link:label xlink:type="resource" xlink:label="label_SalesAgreementTerminationDate" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:title="label_SalesAgreementTerminationDate" xml:lang="en-US" id="label_SalesAgreementTerminationDate">Sales agreement termination date</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="SalesAgreementTerminationDate" xlink:to="label_SalesAgreementTerminationDate" xlink:title="Label : SalesAgreementTerminationDate to label_SalesAgreementTerminationDate" />
    <link:label xlink:type="resource" xlink:label="label_SalesAgreementTerminationDate_1" xlink:role="http://www.xbrl.org/2003/role/label" xlink:title="label_SalesAgreementTerminationDate_1" xml:lang="en-US" id="label_SalesAgreementTerminationDate_1">Sales Agreement Termination Date</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="SalesAgreementTerminationDate" xlink:to="label_SalesAgreementTerminationDate_1" xlink:title="Label : SalesAgreementTerminationDate to label_SalesAgreementTerminationDate_1" />
    <link:label xlink:type="resource" xlink:label="label_SalesAgreementTerminationDate_2" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:title="label_SalesAgreementTerminationDate_2" xml:lang="en-US" id="label_SalesAgreementTerminationDate_2">Termination date of sales agreement.</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="SalesAgreementTerminationDate" xlink:to="label_SalesAgreementTerminationDate_2" xlink:title="Label : SalesAgreementTerminationDate to label_SalesAgreementTerminationDate_2" />
    <link:loc xlink:type="locator" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_FiniteLivedIntangibleAssetsAmortizationExpenseNextTwelveMonths" xlink:label="FiniteLivedIntangibleAssetsAmortizationExpenseNextTwelveMonths" xlink:title="FiniteLivedIntangibleAssetsAmortizationExpenseNextTwelveMonths" />
    <link:label xlink:type="resource" xlink:label="label_FiniteLivedIntangibleAssetsAmortizationExpenseNextTwelveMonths" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:title="label_FiniteLivedIntangibleAssetsAmortizationExpenseNextTwelveMonths" xml:lang="en-US" id="label_FiniteLivedIntangibleAssetsAmortizationExpenseNextTwelveMonths">2027</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="FiniteLivedIntangibleAssetsAmortizationExpenseNextTwelveMonths" xlink:to="label_FiniteLivedIntangibleAssetsAmortizationExpenseNextTwelveMonths" xlink:title="Label : FiniteLivedIntangibleAssetsAmortizationExpenseNextTwelveMonths to label_FiniteLivedIntangibleAssetsAmortizationExpenseNextTwelveMonths" />
    <link:label xlink:type="resource" xlink:label="label_FiniteLivedIntangibleAssetsAmortizationExpenseNextTwelveMonths_1" xlink:role="http://www.xbrl.org/2003/role/label" xlink:title="label_FiniteLivedIntangibleAssetsAmortizationExpenseNextTwelveMonths_1" xml:lang="en-US" id="label_FiniteLivedIntangibleAssetsAmortizationExpenseNextTwelveMonths_1">Finite-Lived Intangible Asset, Expected Amortization, Year One</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="FiniteLivedIntangibleAssetsAmortizationExpenseNextTwelveMonths" xlink:to="label_FiniteLivedIntangibleAssetsAmortizationExpenseNextTwelveMonths_1" xlink:title="Label : FiniteLivedIntangibleAssetsAmortizationExpenseNextTwelveMonths to label_FiniteLivedIntangibleAssetsAmortizationExpenseNextTwelveMonths_1" />
    <link:loc xlink:type="locator" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_FiniteLivedIntangibleAssetsAmortizationExpenseYearTwo" xlink:label="FiniteLivedIntangibleAssetsAmortizationExpenseYearTwo" xlink:title="FiniteLivedIntangibleAssetsAmortizationExpenseYearTwo" />
    <link:label xlink:type="resource" xlink:label="label_FiniteLivedIntangibleAssetsAmortizationExpenseYearTwo" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:title="label_FiniteLivedIntangibleAssetsAmortizationExpenseYearTwo" xml:lang="en-US" id="label_FiniteLivedIntangibleAssetsAmortizationExpenseYearTwo">2028</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="FiniteLivedIntangibleAssetsAmortizationExpenseYearTwo" xlink:to="label_FiniteLivedIntangibleAssetsAmortizationExpenseYearTwo" xlink:title="Label : FiniteLivedIntangibleAssetsAmortizationExpenseYearTwo to label_FiniteLivedIntangibleAssetsAmortizationExpenseYearTwo" />
    <link:label xlink:type="resource" xlink:label="label_FiniteLivedIntangibleAssetsAmortizationExpenseYearTwo_1" xlink:role="http://www.xbrl.org/2003/role/label" xlink:title="label_FiniteLivedIntangibleAssetsAmortizationExpenseYearTwo_1" xml:lang="en-US" id="label_FiniteLivedIntangibleAssetsAmortizationExpenseYearTwo_1">Finite-Lived Intangible Asset, Expected Amortization, Year Two</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="FiniteLivedIntangibleAssetsAmortizationExpenseYearTwo" xlink:to="label_FiniteLivedIntangibleAssetsAmortizationExpenseYearTwo_1" xlink:title="Label : FiniteLivedIntangibleAssetsAmortizationExpenseYearTwo to label_FiniteLivedIntangibleAssetsAmortizationExpenseYearTwo_1" />
    <link:loc xlink:type="locator" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_FiniteLivedIntangibleAssetsAmortizationExpenseYearThree" xlink:label="FiniteLivedIntangibleAssetsAmortizationExpenseYearThree" xlink:title="FiniteLivedIntangibleAssetsAmortizationExpenseYearThree" />
    <link:label xlink:type="resource" xlink:label="label_FiniteLivedIntangibleAssetsAmortizationExpenseYearThree" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:title="label_FiniteLivedIntangibleAssetsAmortizationExpenseYearThree" xml:lang="en-US" id="label_FiniteLivedIntangibleAssetsAmortizationExpenseYearThree">2029</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="FiniteLivedIntangibleAssetsAmortizationExpenseYearThree" xlink:to="label_FiniteLivedIntangibleAssetsAmortizationExpenseYearThree" xlink:title="Label : FiniteLivedIntangibleAssetsAmortizationExpenseYearThree to label_FiniteLivedIntangibleAssetsAmortizationExpenseYearThree" />
    <link:label xlink:type="resource" xlink:label="label_FiniteLivedIntangibleAssetsAmortizationExpenseYearThree_1" xlink:role="http://www.xbrl.org/2003/role/label" xlink:title="label_FiniteLivedIntangibleAssetsAmortizationExpenseYearThree_1" xml:lang="en-US" id="label_FiniteLivedIntangibleAssetsAmortizationExpenseYearThree_1">Finite-Lived Intangible Asset, Expected Amortization, Year Three</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="FiniteLivedIntangibleAssetsAmortizationExpenseYearThree" xlink:to="label_FiniteLivedIntangibleAssetsAmortizationExpenseYearThree_1" xlink:title="Label : FiniteLivedIntangibleAssetsAmortizationExpenseYearThree to label_FiniteLivedIntangibleAssetsAmortizationExpenseYearThree_1" />
    <link:loc xlink:type="locator" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_FiniteLivedIntangibleAssetsAmortizationExpenseYearFour" xlink:label="FiniteLivedIntangibleAssetsAmortizationExpenseYearFour" xlink:title="FiniteLivedIntangibleAssetsAmortizationExpenseYearFour" />
    <link:label xlink:type="resource" xlink:label="label_FiniteLivedIntangibleAssetsAmortizationExpenseYearFour" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:title="label_FiniteLivedIntangibleAssetsAmortizationExpenseYearFour" xml:lang="en-US" id="label_FiniteLivedIntangibleAssetsAmortizationExpenseYearFour">2030</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="FiniteLivedIntangibleAssetsAmortizationExpenseYearFour" xlink:to="label_FiniteLivedIntangibleAssetsAmortizationExpenseYearFour" xlink:title="Label : FiniteLivedIntangibleAssetsAmortizationExpenseYearFour to label_FiniteLivedIntangibleAssetsAmortizationExpenseYearFour" />
    <link:label xlink:type="resource" xlink:label="label_FiniteLivedIntangibleAssetsAmortizationExpenseYearFour_1" xlink:role="http://www.xbrl.org/2003/role/label" xlink:title="label_FiniteLivedIntangibleAssetsAmortizationExpenseYearFour_1" xml:lang="en-US" id="label_FiniteLivedIntangibleAssetsAmortizationExpenseYearFour_1">Finite-Lived Intangible Asset, Expected Amortization, Year Four</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="FiniteLivedIntangibleAssetsAmortizationExpenseYearFour" xlink:to="label_FiniteLivedIntangibleAssetsAmortizationExpenseYearFour_1" xlink:title="Label : FiniteLivedIntangibleAssetsAmortizationExpenseYearFour to label_FiniteLivedIntangibleAssetsAmortizationExpenseYearFour_1" />
    <link:loc xlink:type="locator" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_LongTermDebtMaturitiesRepaymentsOfPrincipalInNextTwelveMonths" xlink:label="LongTermDebtMaturitiesRepaymentsOfPrincipalInNextTwelveMonths" xlink:title="LongTermDebtMaturitiesRepaymentsOfPrincipalInNextTwelveMonths" />
    <link:label xlink:type="resource" xlink:label="label_LongTermDebtMaturitiesRepaymentsOfPrincipalInNextTwelveMonths" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:title="label_LongTermDebtMaturitiesRepaymentsOfPrincipalInNextTwelveMonths" xml:lang="en-US" id="label_LongTermDebtMaturitiesRepaymentsOfPrincipalInNextTwelveMonths">2027</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="LongTermDebtMaturitiesRepaymentsOfPrincipalInNextTwelveMonths" xlink:to="label_LongTermDebtMaturitiesRepaymentsOfPrincipalInNextTwelveMonths" xlink:title="Label : LongTermDebtMaturitiesRepaymentsOfPrincipalInNextTwelveMonths to label_LongTermDebtMaturitiesRepaymentsOfPrincipalInNextTwelveMonths" />
    <link:label xlink:type="resource" xlink:label="label_LongTermDebtMaturitiesRepaymentsOfPrincipalInNextTwelveMonths_1" xlink:role="http://www.xbrl.org/2003/role/label" xlink:title="label_LongTermDebtMaturitiesRepaymentsOfPrincipalInNextTwelveMonths_1" xml:lang="en-US" id="label_LongTermDebtMaturitiesRepaymentsOfPrincipalInNextTwelveMonths_1">Long-Term Debt, Maturity, Year One</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="LongTermDebtMaturitiesRepaymentsOfPrincipalInNextTwelveMonths" xlink:to="label_LongTermDebtMaturitiesRepaymentsOfPrincipalInNextTwelveMonths_1" xlink:title="Label : LongTermDebtMaturitiesRepaymentsOfPrincipalInNextTwelveMonths to label_LongTermDebtMaturitiesRepaymentsOfPrincipalInNextTwelveMonths_1" />
    <link:loc xlink:type="locator" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_LongTermDebtMaturitiesRepaymentsOfPrincipalInYearTwo" xlink:label="LongTermDebtMaturitiesRepaymentsOfPrincipalInYearTwo" xlink:title="LongTermDebtMaturitiesRepaymentsOfPrincipalInYearTwo" />
    <link:label xlink:type="resource" xlink:label="label_LongTermDebtMaturitiesRepaymentsOfPrincipalInYearTwo" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:title="label_LongTermDebtMaturitiesRepaymentsOfPrincipalInYearTwo" xml:lang="en-US" id="label_LongTermDebtMaturitiesRepaymentsOfPrincipalInYearTwo">2028</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="LongTermDebtMaturitiesRepaymentsOfPrincipalInYearTwo" xlink:to="label_LongTermDebtMaturitiesRepaymentsOfPrincipalInYearTwo" xlink:title="Label : LongTermDebtMaturitiesRepaymentsOfPrincipalInYearTwo to label_LongTermDebtMaturitiesRepaymentsOfPrincipalInYearTwo" />
    <link:label xlink:type="resource" xlink:label="label_LongTermDebtMaturitiesRepaymentsOfPrincipalInYearTwo_1" xlink:role="http://www.xbrl.org/2003/role/label" xlink:title="label_LongTermDebtMaturitiesRepaymentsOfPrincipalInYearTwo_1" xml:lang="en-US" id="label_LongTermDebtMaturitiesRepaymentsOfPrincipalInYearTwo_1">Long-Term Debt, Maturity, Year Two</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="LongTermDebtMaturitiesRepaymentsOfPrincipalInYearTwo" xlink:to="label_LongTermDebtMaturitiesRepaymentsOfPrincipalInYearTwo_1" xlink:title="Label : LongTermDebtMaturitiesRepaymentsOfPrincipalInYearTwo to label_LongTermDebtMaturitiesRepaymentsOfPrincipalInYearTwo_1" />
    <link:loc xlink:type="locator" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_LongTermDebtMaturitiesRepaymentsOfPrincipalInYearThree" xlink:label="LongTermDebtMaturitiesRepaymentsOfPrincipalInYearThree" xlink:title="LongTermDebtMaturitiesRepaymentsOfPrincipalInYearThree" />
    <link:label xlink:type="resource" xlink:label="label_LongTermDebtMaturitiesRepaymentsOfPrincipalInYearThree" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:title="label_LongTermDebtMaturitiesRepaymentsOfPrincipalInYearThree" xml:lang="en-US" id="label_LongTermDebtMaturitiesRepaymentsOfPrincipalInYearThree">2029</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="LongTermDebtMaturitiesRepaymentsOfPrincipalInYearThree" xlink:to="label_LongTermDebtMaturitiesRepaymentsOfPrincipalInYearThree" xlink:title="Label : LongTermDebtMaturitiesRepaymentsOfPrincipalInYearThree to label_LongTermDebtMaturitiesRepaymentsOfPrincipalInYearThree" />
    <link:label xlink:type="resource" xlink:label="label_LongTermDebtMaturitiesRepaymentsOfPrincipalInYearThree_1" xlink:role="http://www.xbrl.org/2003/role/label" xlink:title="label_LongTermDebtMaturitiesRepaymentsOfPrincipalInYearThree_1" xml:lang="en-US" id="label_LongTermDebtMaturitiesRepaymentsOfPrincipalInYearThree_1">Long-Term Debt, Maturity, Year Three</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="LongTermDebtMaturitiesRepaymentsOfPrincipalInYearThree" xlink:to="label_LongTermDebtMaturitiesRepaymentsOfPrincipalInYearThree_1" xlink:title="Label : LongTermDebtMaturitiesRepaymentsOfPrincipalInYearThree to label_LongTermDebtMaturitiesRepaymentsOfPrincipalInYearThree_1" />
    <link:loc xlink:type="locator" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_LongTermDebtMaturitiesRepaymentsOfPrincipalInYearFour" xlink:label="LongTermDebtMaturitiesRepaymentsOfPrincipalInYearFour" xlink:title="LongTermDebtMaturitiesRepaymentsOfPrincipalInYearFour" />
    <link:label xlink:type="resource" xlink:label="label_LongTermDebtMaturitiesRepaymentsOfPrincipalInYearFour" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:title="label_LongTermDebtMaturitiesRepaymentsOfPrincipalInYearFour" xml:lang="en-US" id="label_LongTermDebtMaturitiesRepaymentsOfPrincipalInYearFour">2030</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="LongTermDebtMaturitiesRepaymentsOfPrincipalInYearFour" xlink:to="label_LongTermDebtMaturitiesRepaymentsOfPrincipalInYearFour" xlink:title="Label : LongTermDebtMaturitiesRepaymentsOfPrincipalInYearFour to label_LongTermDebtMaturitiesRepaymentsOfPrincipalInYearFour" />
    <link:label xlink:type="resource" xlink:label="label_LongTermDebtMaturitiesRepaymentsOfPrincipalInYearFour_1" xlink:role="http://www.xbrl.org/2003/role/label" xlink:title="label_LongTermDebtMaturitiesRepaymentsOfPrincipalInYearFour_1" xml:lang="en-US" id="label_LongTermDebtMaturitiesRepaymentsOfPrincipalInYearFour_1">Long-Term Debt, Maturity, Year Four</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="LongTermDebtMaturitiesRepaymentsOfPrincipalInYearFour" xlink:to="label_LongTermDebtMaturitiesRepaymentsOfPrincipalInYearFour_1" xlink:title="Label : LongTermDebtMaturitiesRepaymentsOfPrincipalInYearFour to label_LongTermDebtMaturitiesRepaymentsOfPrincipalInYearFour_1" />
    <link:loc xlink:type="locator" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_AdditionalPaidInCapital" xlink:label="AdditionalPaidInCapital" xlink:title="AdditionalPaidInCapital" />
    <link:label xlink:type="resource" xlink:label="label_AdditionalPaidInCapital" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:title="label_AdditionalPaidInCapital" xml:lang="en-US" id="label_AdditionalPaidInCapital">Additional Paid-in Capital</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="AdditionalPaidInCapital" xlink:to="label_AdditionalPaidInCapital" xlink:title="Label : AdditionalPaidInCapital to label_AdditionalPaidInCapital" />
    <link:label xlink:type="resource" xlink:label="label_AdditionalPaidInCapital_1" xlink:role="http://www.xbrl.org/2003/role/label" xlink:title="label_AdditionalPaidInCapital_1" xml:lang="en-US" id="label_AdditionalPaidInCapital_1">Additional Paid in Capital</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="AdditionalPaidInCapital" xlink:to="label_AdditionalPaidInCapital_1" xlink:title="Label : AdditionalPaidInCapital to label_AdditionalPaidInCapital_1" />
    <link:loc xlink:type="locator" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_GrossProfit" xlink:label="GrossProfit" xlink:title="GrossProfit" />
    <link:label xlink:type="resource" xlink:label="label_GrossProfit" xlink:role="http://www.xbrl.org/2003/role/totalLabel" xlink:title="label_GrossProfit" xml:lang="en-US" id="label_GrossProfit">Gross Profit</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="GrossProfit" xlink:to="label_GrossProfit" xlink:title="Label : GrossProfit to label_GrossProfit" />
    <link:label xlink:type="resource" xlink:label="label_GrossProfit_1" xlink:role="http://www.xbrl.org/2003/role/label" xlink:title="label_GrossProfit_1" xml:lang="en-US" id="label_GrossProfit_1">Gross Profit</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="GrossProfit" xlink:to="label_GrossProfit_1" xlink:title="Label : GrossProfit to label_GrossProfit_1" />
    <link:loc xlink:type="locator" xlink:href="sxtp-20260630.xsd#sxtp_NetRevenueLoss" xlink:label="NetRevenueLoss" xlink:title="NetRevenueLoss" />
    <link:label xlink:type="resource" xlink:label="label_NetRevenueLoss" xlink:role="http://www.xbrl.org/2003/role/totalLabel" xlink:title="label_NetRevenueLoss" xml:lang="en-US" id="label_NetRevenueLoss">Net Revenue</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="NetRevenueLoss" xlink:to="label_NetRevenueLoss" xlink:title="Label : NetRevenueLoss to label_NetRevenueLoss" />
    <link:label xlink:type="resource" xlink:label="label_NetRevenueLoss_1" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:title="label_NetRevenueLoss_1" xml:lang="en-US" id="label_NetRevenueLoss_1">The amount of net revenue loss.</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="NetRevenueLoss" xlink:to="label_NetRevenueLoss_1" xlink:title="Label : NetRevenueLoss to label_NetRevenueLoss_1" />
    <link:label xlink:type="resource" xlink:label="label_NetRevenueLoss_2" xlink:role="http://www.xbrl.org/2003/role/label" xlink:title="label_NetRevenueLoss_2" xml:lang="en-US" id="label_NetRevenueLoss_2">Net Revenue Loss</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="NetRevenueLoss" xlink:to="label_NetRevenueLoss_2" xlink:title="Label : NetRevenueLoss to label_NetRevenueLoss_2" />
    <link:loc xlink:type="locator" xlink:href="sxtp-20260630.xsd#sxtp_StockIssuedDuringPeriodValueIssuanceOfCommonStockForFractionalSharesPursuantToReverseStockSplitRoundingAdjustment" xlink:label="StockIssuedDuringPeriodValueIssuanceOfCommonStockForFractionalSharesPursuantToReverseStockSplitRoundingAdjustment" xlink:title="StockIssuedDuringPeriodValueIssuanceOfCommonStockForFractionalSharesPursuantToReverseStockSplitRoundingAdjustment" />
    <link:label xlink:type="resource" xlink:label="label_StockIssuedDuringPeriodValueIssuanceOfCommonStockForFractionalSharesPursuantToReverseStockSplitRoundingAdjustment" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:title="label_StockIssuedDuringPeriodValueIssuanceOfCommonStockForFractionalSharesPursuantToReverseStockSplitRoundingAdjustment" xml:lang="en-US" id="label_StockIssuedDuringPeriodValueIssuanceOfCommonStockForFractionalSharesPursuantToReverseStockSplitRoundingAdjustment">Share rounding adjustment for reverse stock split</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="StockIssuedDuringPeriodValueIssuanceOfCommonStockForFractionalSharesPursuantToReverseStockSplitRoundingAdjustment" xlink:to="label_StockIssuedDuringPeriodValueIssuanceOfCommonStockForFractionalSharesPursuantToReverseStockSplitRoundingAdjustment" xlink:title="Label : StockIssuedDuringPeriodValueIssuanceOfCommonStockForFractionalSharesPursuantToReverseStockSplitRoundingAdjustment to label_StockIssuedDuringPeriodValueIssuanceOfCommonStockForFractionalSharesPursuantToReverseStockSplitRoundingAdjustment" />
    <link:label xlink:type="resource" xlink:label="label_StockIssuedDuringPeriodValueIssuanceOfCommonStockForFractionalSharesPursuantToReverseStockSplitRoundingAdjustment_1" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:title="label_StockIssuedDuringPeriodValueIssuanceOfCommonStockForFractionalSharesPursuantToReverseStockSplitRoundingAdjustment_1" xml:lang="en-US" id="label_StockIssuedDuringPeriodValueIssuanceOfCommonStockForFractionalSharesPursuantToReverseStockSplitRoundingAdjustment_1">Value of issuance of common stock for fractional shares pursuant to Reverse Stock split rounding adjustment.</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="StockIssuedDuringPeriodValueIssuanceOfCommonStockForFractionalSharesPursuantToReverseStockSplitRoundingAdjustment" xlink:to="label_StockIssuedDuringPeriodValueIssuanceOfCommonStockForFractionalSharesPursuantToReverseStockSplitRoundingAdjustment_1" xlink:title="Label : StockIssuedDuringPeriodValueIssuanceOfCommonStockForFractionalSharesPursuantToReverseStockSplitRoundingAdjustment to label_StockIssuedDuringPeriodValueIssuanceOfCommonStockForFractionalSharesPursuantToReverseStockSplitRoundingAdjustment_1" />
    <link:label xlink:type="resource" xlink:label="label_StockIssuedDuringPeriodValueIssuanceOfCommonStockForFractionalSharesPursuantToReverseStockSplitRoundingAdjustment_2" xlink:role="http://www.xbrl.org/2003/role/label" xlink:title="label_StockIssuedDuringPeriodValueIssuanceOfCommonStockForFractionalSharesPursuantToReverseStockSplitRoundingAdjustment_2" xml:lang="en-US" id="label_StockIssuedDuringPeriodValueIssuanceOfCommonStockForFractionalSharesPursuantToReverseStockSplitRoundingAdjustment_2">Stock Issued During Period Value Issuance Of Common Stock For Fractional Shares Pursuant To Reverse Stock Split Rounding Adjustment</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="StockIssuedDuringPeriodValueIssuanceOfCommonStockForFractionalSharesPursuantToReverseStockSplitRoundingAdjustment" xlink:to="label_StockIssuedDuringPeriodValueIssuanceOfCommonStockForFractionalSharesPursuantToReverseStockSplitRoundingAdjustment_2" xlink:title="Label : StockIssuedDuringPeriodValueIssuanceOfCommonStockForFractionalSharesPursuantToReverseStockSplitRoundingAdjustment to label_StockIssuedDuringPeriodValueIssuanceOfCommonStockForFractionalSharesPursuantToReverseStockSplitRoundingAdjustment_2" />
    <link:loc xlink:type="locator" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_StockIssuedDuringPeriodSharesReverseStockSplits" xlink:label="StockIssuedDuringPeriodSharesReverseStockSplits" xlink:title="StockIssuedDuringPeriodSharesReverseStockSplits" />
    <link:label xlink:type="resource" xlink:label="label_StockIssuedDuringPeriodSharesReverseStockSplits" xlink:role="http://www.xbrl.org/2003/role/label" xlink:title="label_StockIssuedDuringPeriodSharesReverseStockSplits" xml:lang="en-US" id="label_StockIssuedDuringPeriodSharesReverseStockSplits">Stock Issued During Period, Shares, Reverse Stock Splits</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="StockIssuedDuringPeriodSharesReverseStockSplits" xlink:to="label_StockIssuedDuringPeriodSharesReverseStockSplits" xlink:title="Label : StockIssuedDuringPeriodSharesReverseStockSplits to label_StockIssuedDuringPeriodSharesReverseStockSplits" />
    <link:label xlink:type="resource" xlink:label="label_StockIssuedDuringPeriodSharesReverseStockSplits_1" xlink:role="http://www.xbrl.org/2009/role/negatedLabel" xlink:title="label_StockIssuedDuringPeriodSharesReverseStockSplits_1" xml:lang="en-US" id="label_StockIssuedDuringPeriodSharesReverseStockSplits_1">Share rounding adjustment for reverse stock split (in shares)</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="StockIssuedDuringPeriodSharesReverseStockSplits" xlink:to="label_StockIssuedDuringPeriodSharesReverseStockSplits_1" xlink:title="Label : StockIssuedDuringPeriodSharesReverseStockSplits to label_StockIssuedDuringPeriodSharesReverseStockSplits_1" />
    <link:loc xlink:type="locator" xlink:href="sxtp-20260630.xsd#sxtp_ProceedsFromIssuanceATMOfferingCosts" xlink:label="ProceedsFromIssuanceATMOfferingCosts" xlink:title="ProceedsFromIssuanceATMOfferingCosts" />
    <link:label xlink:type="resource" xlink:label="label_ProceedsFromIssuanceATMOfferingCosts" xlink:role="http://www.xbrl.org/2003/role/label" xlink:title="label_ProceedsFromIssuanceATMOfferingCosts" xml:lang="en-US" id="label_ProceedsFromIssuanceATMOfferingCosts">Proceeds from Issuance A T M Offering Costs</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="ProceedsFromIssuanceATMOfferingCosts" xlink:to="label_ProceedsFromIssuanceATMOfferingCosts" xlink:title="Label : ProceedsFromIssuanceATMOfferingCosts to label_ProceedsFromIssuanceATMOfferingCosts" />
    <link:label xlink:type="resource" xlink:label="label_ProceedsFromIssuanceATMOfferingCosts_1" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:title="label_ProceedsFromIssuanceATMOfferingCosts_1" xml:lang="en-US" id="label_ProceedsFromIssuanceATMOfferingCosts_1">Net Proceeds from ATM Offering</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="ProceedsFromIssuanceATMOfferingCosts" xlink:to="label_ProceedsFromIssuanceATMOfferingCosts_1" xlink:title="Label : ProceedsFromIssuanceATMOfferingCosts to label_ProceedsFromIssuanceATMOfferingCosts_1" />
    <link:label xlink:type="resource" xlink:label="label_ProceedsFromIssuanceATMOfferingCosts_2" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:title="label_ProceedsFromIssuanceATMOfferingCosts_2" xml:lang="en-US" id="label_ProceedsFromIssuanceATMOfferingCosts_2">Proceeds from ATM offering, net of offering cost.</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="ProceedsFromIssuanceATMOfferingCosts" xlink:to="label_ProceedsFromIssuanceATMOfferingCosts_2" xlink:title="Label : ProceedsFromIssuanceATMOfferingCosts to label_ProceedsFromIssuanceATMOfferingCosts_2" />
    <link:loc xlink:type="locator" xlink:href="sxtp-20260630.xsd#sxtp_ValuationOfContingentMilestonePaymentDiscountRate" xlink:label="ValuationOfContingentMilestonePaymentDiscountRate" xlink:title="ValuationOfContingentMilestonePaymentDiscountRate" />
    <link:label xlink:type="resource" xlink:label="label_ValuationOfContingentMilestonePaymentDiscountRate" xlink:role="http://www.xbrl.org/2003/role/label" xlink:title="label_ValuationOfContingentMilestonePaymentDiscountRate" xml:lang="en-US" id="label_ValuationOfContingentMilestonePaymentDiscountRate">Valuation Of Contingent Milestone Payment Discount Rate</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="ValuationOfContingentMilestonePaymentDiscountRate" xlink:to="label_ValuationOfContingentMilestonePaymentDiscountRate" xlink:title="Label : ValuationOfContingentMilestonePaymentDiscountRate to label_ValuationOfContingentMilestonePaymentDiscountRate" />
    <link:label xlink:type="resource" xlink:label="label_ValuationOfContingentMilestonePaymentDiscountRate_1" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:title="label_ValuationOfContingentMilestonePaymentDiscountRate_1" xml:lang="en-US" id="label_ValuationOfContingentMilestonePaymentDiscountRate_1">Valuation of contingent milestone payment, discount rate</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="ValuationOfContingentMilestonePaymentDiscountRate" xlink:to="label_ValuationOfContingentMilestonePaymentDiscountRate_1" xlink:title="Label : ValuationOfContingentMilestonePaymentDiscountRate to label_ValuationOfContingentMilestonePaymentDiscountRate_1" />
    <link:label xlink:type="resource" xlink:label="label_ValuationOfContingentMilestonePaymentDiscountRate_2" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:title="label_ValuationOfContingentMilestonePaymentDiscountRate_2" xml:lang="en-US" id="label_ValuationOfContingentMilestonePaymentDiscountRate_2">Discount rate for valuation of contingent milestone payment.</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="ValuationOfContingentMilestonePaymentDiscountRate" xlink:to="label_ValuationOfContingentMilestonePaymentDiscountRate_2" xlink:title="Label : ValuationOfContingentMilestonePaymentDiscountRate to label_ValuationOfContingentMilestonePaymentDiscountRate_2" />
    <link:loc xlink:type="locator" xlink:href="sxtp-20260630.xsd#sxtp_UnamortizedBalancePrepaidAssets" xlink:label="UnamortizedBalancePrepaidAssets" xlink:title="UnamortizedBalancePrepaidAssets" />
    <link:label xlink:type="resource" xlink:label="label_UnamortizedBalancePrepaidAssets" xlink:role="http://www.xbrl.org/2003/role/label" xlink:title="label_UnamortizedBalancePrepaidAssets" xml:lang="en-US" id="label_UnamortizedBalancePrepaidAssets">Unamortized Balance Prepaid Assets</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="UnamortizedBalancePrepaidAssets" xlink:to="label_UnamortizedBalancePrepaidAssets" xlink:title="Label : UnamortizedBalancePrepaidAssets to label_UnamortizedBalancePrepaidAssets" />
    <link:label xlink:type="resource" xlink:label="label_UnamortizedBalancePrepaidAssets_1" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:title="label_UnamortizedBalancePrepaidAssets_1" xml:lang="en-US" id="label_UnamortizedBalancePrepaidAssets_1">Unamortized balance of prepaid assets</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="UnamortizedBalancePrepaidAssets" xlink:to="label_UnamortizedBalancePrepaidAssets_1" xlink:title="Label : UnamortizedBalancePrepaidAssets to label_UnamortizedBalancePrepaidAssets_1" />
    <link:label xlink:type="resource" xlink:label="label_UnamortizedBalancePrepaidAssets_2" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:title="label_UnamortizedBalancePrepaidAssets_2" xml:lang="en-US" id="label_UnamortizedBalancePrepaidAssets_2">Unamortized Balance Prepaid Assets.</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="UnamortizedBalancePrepaidAssets" xlink:to="label_UnamortizedBalancePrepaidAssets_2" xlink:title="Label : UnamortizedBalancePrepaidAssets to label_UnamortizedBalancePrepaidAssets_2" />
    <link:loc xlink:type="locator" xlink:href="sxtp-20260630.xsd#sxtp_UnamortizedBalanceOfPrepaidAssetsRecognizedRatablyOverRemainingServicePeriod" xlink:label="UnamortizedBalanceOfPrepaidAssetsRecognizedRatablyOverRemainingServicePeriod" xlink:title="UnamortizedBalanceOfPrepaidAssetsRecognizedRatablyOverRemainingServicePeriod" />
    <link:label xlink:type="resource" xlink:label="label_UnamortizedBalanceOfPrepaidAssetsRecognizedRatablyOverRemainingServicePeriod" xlink:role="http://www.xbrl.org/2003/role/label" xlink:title="label_UnamortizedBalanceOfPrepaidAssetsRecognizedRatablyOverRemainingServicePeriod" xml:lang="en-US" id="label_UnamortizedBalanceOfPrepaidAssetsRecognizedRatablyOverRemainingServicePeriod">Unamortized Balance Of Prepaid Assets Recognized Ratably Over Remaining Service Period</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="UnamortizedBalanceOfPrepaidAssetsRecognizedRatablyOverRemainingServicePeriod" xlink:to="label_UnamortizedBalanceOfPrepaidAssetsRecognizedRatablyOverRemainingServicePeriod" xlink:title="Label : UnamortizedBalanceOfPrepaidAssetsRecognizedRatablyOverRemainingServicePeriod to label_UnamortizedBalanceOfPrepaidAssetsRecognizedRatablyOverRemainingServicePeriod" />
    <link:label xlink:type="resource" xlink:label="label_UnamortizedBalanceOfPrepaidAssetsRecognizedRatablyOverRemainingServicePeriod_1" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:title="label_UnamortizedBalanceOfPrepaidAssetsRecognizedRatablyOverRemainingServicePeriod_1" xml:lang="en-US" id="label_UnamortizedBalanceOfPrepaidAssetsRecognizedRatablyOverRemainingServicePeriod_1">Unamortized balance of prepaid assets recognized ratably over remaining service period</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="UnamortizedBalanceOfPrepaidAssetsRecognizedRatablyOverRemainingServicePeriod" xlink:to="label_UnamortizedBalanceOfPrepaidAssetsRecognizedRatablyOverRemainingServicePeriod_1" xlink:title="Label : UnamortizedBalanceOfPrepaidAssetsRecognizedRatablyOverRemainingServicePeriod to label_UnamortizedBalanceOfPrepaidAssetsRecognizedRatablyOverRemainingServicePeriod_1" />
    <link:label xlink:type="resource" xlink:label="label_UnamortizedBalanceOfPrepaidAssetsRecognizedRatablyOverRemainingServicePeriod_2" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:title="label_UnamortizedBalanceOfPrepaidAssetsRecognizedRatablyOverRemainingServicePeriod_2" xml:lang="en-US" id="label_UnamortizedBalanceOfPrepaidAssetsRecognizedRatablyOverRemainingServicePeriod_2">Amount of unamortized balance of prepaid assets recognized ratably over remaining service period.</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="UnamortizedBalanceOfPrepaidAssetsRecognizedRatablyOverRemainingServicePeriod" xlink:to="label_UnamortizedBalanceOfPrepaidAssetsRecognizedRatablyOverRemainingServicePeriod_2" xlink:title="Label : UnamortizedBalanceOfPrepaidAssetsRecognizedRatablyOverRemainingServicePeriod to label_UnamortizedBalanceOfPrepaidAssetsRecognizedRatablyOverRemainingServicePeriod_2" />
    <link:loc xlink:type="locator" xlink:href="sxtp-20260630.xsd#sxtp_UnamortizedBalanceOfPrepaidAssetsRemainingBalanceRecognizedAsResearchAndDevelopmentServices" xlink:label="UnamortizedBalanceOfPrepaidAssetsRemainingBalanceRecognizedAsResearchAndDevelopmentServices" xlink:title="UnamortizedBalanceOfPrepaidAssetsRemainingBalanceRecognizedAsResearchAndDevelopmentServices" />
    <link:label xlink:type="resource" xlink:label="label_UnamortizedBalanceOfPrepaidAssetsRemainingBalanceRecognizedAsResearchAndDevelopmentServices" xlink:role="http://www.xbrl.org/2003/role/label" xlink:title="label_UnamortizedBalanceOfPrepaidAssetsRemainingBalanceRecognizedAsResearchAndDevelopmentServices" xml:lang="en-US" id="label_UnamortizedBalanceOfPrepaidAssetsRemainingBalanceRecognizedAsResearchAndDevelopmentServices">Unamortized Balance Of Prepaid Assets Remaining Balance Recognized As Research And Development Services</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="UnamortizedBalanceOfPrepaidAssetsRemainingBalanceRecognizedAsResearchAndDevelopmentServices" xlink:to="label_UnamortizedBalanceOfPrepaidAssetsRemainingBalanceRecognizedAsResearchAndDevelopmentServices" xlink:title="Label : UnamortizedBalanceOfPrepaidAssetsRemainingBalanceRecognizedAsResearchAndDevelopmentServices to label_UnamortizedBalanceOfPrepaidAssetsRemainingBalanceRecognizedAsResearchAndDevelopmentServices" />
    <link:label xlink:type="resource" xlink:label="label_UnamortizedBalanceOfPrepaidAssetsRemainingBalanceRecognizedAsResearchAndDevelopmentServices_1" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:title="label_UnamortizedBalanceOfPrepaidAssetsRemainingBalanceRecognizedAsResearchAndDevelopmentServices_1" xml:lang="en-US" id="label_UnamortizedBalanceOfPrepaidAssetsRemainingBalanceRecognizedAsResearchAndDevelopmentServices_1">Unamortized balance of prepaid assets remaining balance recognized as research and development services</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="UnamortizedBalanceOfPrepaidAssetsRemainingBalanceRecognizedAsResearchAndDevelopmentServices" xlink:to="label_UnamortizedBalanceOfPrepaidAssetsRemainingBalanceRecognizedAsResearchAndDevelopmentServices_1" xlink:title="Label : UnamortizedBalanceOfPrepaidAssetsRemainingBalanceRecognizedAsResearchAndDevelopmentServices to label_UnamortizedBalanceOfPrepaidAssetsRemainingBalanceRecognizedAsResearchAndDevelopmentServices_1" />
    <link:label xlink:type="resource" xlink:label="label_UnamortizedBalanceOfPrepaidAssetsRemainingBalanceRecognizedAsResearchAndDevelopmentServices_2" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:title="label_UnamortizedBalanceOfPrepaidAssetsRemainingBalanceRecognizedAsResearchAndDevelopmentServices_2" xml:lang="en-US" id="label_UnamortizedBalanceOfPrepaidAssetsRemainingBalanceRecognizedAsResearchAndDevelopmentServices_2">Amount of Unamortized balance of prepaid assets remaining balance recognized as research and development services.</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="UnamortizedBalanceOfPrepaidAssetsRemainingBalanceRecognizedAsResearchAndDevelopmentServices" xlink:to="label_UnamortizedBalanceOfPrepaidAssetsRemainingBalanceRecognizedAsResearchAndDevelopmentServices_2" xlink:title="Label : UnamortizedBalanceOfPrepaidAssetsRemainingBalanceRecognizedAsResearchAndDevelopmentServices to label_UnamortizedBalanceOfPrepaidAssetsRemainingBalanceRecognizedAsResearchAndDevelopmentServices_2" />
    <link:loc xlink:type="locator" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_LesseeOperatingLeaseLiabilityPaymentsDueNextTwelveMonths" xlink:label="LesseeOperatingLeaseLiabilityPaymentsDueNextTwelveMonths" xlink:title="LesseeOperatingLeaseLiabilityPaymentsDueNextTwelveMonths" />
    <link:label xlink:type="resource" xlink:label="label_LesseeOperatingLeaseLiabilityPaymentsDueNextTwelveMonths" xlink:role="http://www.xbrl.org/2003/role/label" xlink:title="label_LesseeOperatingLeaseLiabilityPaymentsDueNextTwelveMonths" xml:lang="en-US" id="label_LesseeOperatingLeaseLiabilityPaymentsDueNextTwelveMonths">Lessee, Operating Lease, Liability, to be Paid, Year One</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="LesseeOperatingLeaseLiabilityPaymentsDueNextTwelveMonths" xlink:to="label_LesseeOperatingLeaseLiabilityPaymentsDueNextTwelveMonths" xlink:title="Label : LesseeOperatingLeaseLiabilityPaymentsDueNextTwelveMonths to label_LesseeOperatingLeaseLiabilityPaymentsDueNextTwelveMonths" />
    <link:label xlink:type="resource" xlink:label="label_LesseeOperatingLeaseLiabilityPaymentsDueNextTwelveMonths_1" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:title="label_LesseeOperatingLeaseLiabilityPaymentsDueNextTwelveMonths_1" xml:lang="en-US" id="label_LesseeOperatingLeaseLiabilityPaymentsDueNextTwelveMonths_1">Short-term lease</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="LesseeOperatingLeaseLiabilityPaymentsDueNextTwelveMonths" xlink:to="label_LesseeOperatingLeaseLiabilityPaymentsDueNextTwelveMonths_1" xlink:title="Label : LesseeOperatingLeaseLiabilityPaymentsDueNextTwelveMonths to label_LesseeOperatingLeaseLiabilityPaymentsDueNextTwelveMonths_1" />
    <link:loc xlink:type="locator" xlink:href="sxtp-20260630.xsd#sxtp_NumberOfTranches" xlink:label="NumberOfTranches" xlink:title="NumberOfTranches" />
    <link:label xlink:type="resource" xlink:label="label_NumberOfTranches" xlink:role="http://www.xbrl.org/2003/role/label" xlink:title="label_NumberOfTranches" xml:lang="en-US" id="label_NumberOfTranches">Number of Tranches</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="NumberOfTranches" xlink:to="label_NumberOfTranches" xlink:title="Label : NumberOfTranches to label_NumberOfTranches" />
    <link:label xlink:type="resource" xlink:label="label_NumberOfTranches_1" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:title="label_NumberOfTranches_1" xml:lang="en-US" id="label_NumberOfTranches_1">Number of tranches</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="NumberOfTranches" xlink:to="label_NumberOfTranches_1" xlink:title="Label : NumberOfTranches to label_NumberOfTranches_1" />
    <link:label xlink:type="resource" xlink:label="label_NumberOfTranches_2" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:title="label_NumberOfTranches_2" xml:lang="en-US" id="label_NumberOfTranches_2">Number of tranches.</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="NumberOfTranches" xlink:to="label_NumberOfTranches_2" xlink:title="Label : NumberOfTranches to label_NumberOfTranches_2" />
    <link:loc xlink:type="locator" xlink:href="sxtp-20260630.xsd#sxtp_AtTheMarket2026OfferingMember" xlink:label="AtTheMarket2026OfferingMember" xlink:title="AtTheMarket2026OfferingMember" />
    <link:label xlink:type="resource" xlink:label="label_AtTheMarket2026OfferingMember" xlink:role="http://www.xbrl.org/2003/role/label" xlink:title="label_AtTheMarket2026OfferingMember" xml:lang="en-US" id="label_AtTheMarket2026OfferingMember">At The Market 2026 Offering [Member]</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="AtTheMarket2026OfferingMember" xlink:to="label_AtTheMarket2026OfferingMember" xlink:title="Label : AtTheMarket2026OfferingMember to label_AtTheMarket2026OfferingMember" />
    <link:label xlink:type="resource" xlink:label="label_AtTheMarket2026OfferingMember_1" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:title="label_AtTheMarket2026OfferingMember_1" xml:lang="en-US" id="label_AtTheMarket2026OfferingMember_1">2026 ATM Offering [Member]</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="AtTheMarket2026OfferingMember" xlink:to="label_AtTheMarket2026OfferingMember_1" xlink:title="Label : AtTheMarket2026OfferingMember to label_AtTheMarket2026OfferingMember_1" />
    <link:label xlink:type="resource" xlink:label="label_AtTheMarket2026OfferingMember_2" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:title="label_AtTheMarket2026OfferingMember_2" xml:lang="en-US" id="label_AtTheMarket2026OfferingMember_2">This member stands for the information pertaining to "2026 ATM Offering".</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="AtTheMarket2026OfferingMember" xlink:to="label_AtTheMarket2026OfferingMember_2" xlink:title="Label : AtTheMarket2026OfferingMember to label_AtTheMarket2026OfferingMember_2" />
    <link:loc xlink:type="locator" xlink:href="sxtp-20260630.xsd#sxtp_IncreasedCommonStockAggregateGrossSalesProceedAuthorized" xlink:label="IncreasedCommonStockAggregateGrossSalesProceedAuthorized" xlink:title="IncreasedCommonStockAggregateGrossSalesProceedAuthorized" />
    <link:label xlink:type="resource" xlink:label="label_IncreasedCommonStockAggregateGrossSalesProceedAuthorized" xlink:role="http://www.xbrl.org/2003/role/label" xlink:title="label_IncreasedCommonStockAggregateGrossSalesProceedAuthorized" xml:lang="en-US" id="label_IncreasedCommonStockAggregateGrossSalesProceedAuthorized">Increased Common Stock Aggregate Gross Sales Proceed Authorized</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="IncreasedCommonStockAggregateGrossSalesProceedAuthorized" xlink:to="label_IncreasedCommonStockAggregateGrossSalesProceedAuthorized" xlink:title="Label : IncreasedCommonStockAggregateGrossSalesProceedAuthorized to label_IncreasedCommonStockAggregateGrossSalesProceedAuthorized" />
    <link:label xlink:type="resource" xlink:label="label_IncreasedCommonStockAggregateGrossSalesProceedAuthorized_1" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:title="label_IncreasedCommonStockAggregateGrossSalesProceedAuthorized_1" xml:lang="en-US" id="label_IncreasedCommonStockAggregateGrossSalesProceedAuthorized_1">Increased common stock aggregate gross sales proceeds authorized</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="IncreasedCommonStockAggregateGrossSalesProceedAuthorized" xlink:to="label_IncreasedCommonStockAggregateGrossSalesProceedAuthorized_1" xlink:title="Label : IncreasedCommonStockAggregateGrossSalesProceedAuthorized to label_IncreasedCommonStockAggregateGrossSalesProceedAuthorized_1" />
    <link:label xlink:type="resource" xlink:label="label_IncreasedCommonStockAggregateGrossSalesProceedAuthorized_2" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:title="label_IncreasedCommonStockAggregateGrossSalesProceedAuthorized_2" xml:lang="en-US" id="label_IncreasedCommonStockAggregateGrossSalesProceedAuthorized_2">Authorized increased aggregate gross sales proceeds of common stock.</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="IncreasedCommonStockAggregateGrossSalesProceedAuthorized" xlink:to="label_IncreasedCommonStockAggregateGrossSalesProceedAuthorized_2" xlink:title="Label : IncreasedCommonStockAggregateGrossSalesProceedAuthorized to label_IncreasedCommonStockAggregateGrossSalesProceedAuthorized_2" />
    <link:loc xlink:type="locator" xlink:href="sxtp-20260630.xsd#sxtp_ReverseStockSplitFractionalSharesRoundingAdjustment" xlink:label="ReverseStockSplitFractionalSharesRoundingAdjustment" xlink:title="ReverseStockSplitFractionalSharesRoundingAdjustment" />
    <link:label xlink:type="resource" xlink:label="label_ReverseStockSplitFractionalSharesRoundingAdjustment" xlink:role="http://www.xbrl.org/2003/role/label" xlink:title="label_ReverseStockSplitFractionalSharesRoundingAdjustment" xml:lang="en-US" id="label_ReverseStockSplitFractionalSharesRoundingAdjustment">Reverse Stock Split Fractional Shares Rounding Adjustment</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="ReverseStockSplitFractionalSharesRoundingAdjustment" xlink:to="label_ReverseStockSplitFractionalSharesRoundingAdjustment" xlink:title="Label : ReverseStockSplitFractionalSharesRoundingAdjustment to label_ReverseStockSplitFractionalSharesRoundingAdjustment" />
    <link:label xlink:type="resource" xlink:label="label_ReverseStockSplitFractionalSharesRoundingAdjustment_1" xlink:role="http://www.xbrl.org/2009/role/negatedLabel" xlink:title="label_ReverseStockSplitFractionalSharesRoundingAdjustment_1" xml:lang="en-US" id="label_ReverseStockSplitFractionalSharesRoundingAdjustment_1">Share rounding adjustment for Reverse Stock Split (in Shares)</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="ReverseStockSplitFractionalSharesRoundingAdjustment" xlink:to="label_ReverseStockSplitFractionalSharesRoundingAdjustment_1" xlink:title="Label : ReverseStockSplitFractionalSharesRoundingAdjustment to label_ReverseStockSplitFractionalSharesRoundingAdjustment_1" />
    <link:label xlink:type="resource" xlink:label="label_ReverseStockSplitFractionalSharesRoundingAdjustment_2" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:title="label_ReverseStockSplitFractionalSharesRoundingAdjustment_2" xml:lang="en-US" id="label_ReverseStockSplitFractionalSharesRoundingAdjustment_2">Share rounding adjustment for Reverse Stock Split.</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="ReverseStockSplitFractionalSharesRoundingAdjustment" xlink:to="label_ReverseStockSplitFractionalSharesRoundingAdjustment_2" xlink:title="Label : ReverseStockSplitFractionalSharesRoundingAdjustment to label_ReverseStockSplitFractionalSharesRoundingAdjustment_2" />
    <link:loc xlink:type="locator" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_ShareBasedGoodsAndNonemployeeServicesTransactionBySupplierAxis" xlink:label="ShareBasedGoodsAndNonemployeeServicesTransactionBySupplierAxis" xlink:title="ShareBasedGoodsAndNonemployeeServicesTransactionBySupplierAxis" />
    <link:label xlink:type="resource" xlink:label="label_ShareBasedGoodsAndNonemployeeServicesTransactionBySupplierAxis" xlink:role="http://www.xbrl.org/2003/role/label" xlink:title="label_ShareBasedGoodsAndNonemployeeServicesTransactionBySupplierAxis" xml:lang="en-US" id="label_ShareBasedGoodsAndNonemployeeServicesTransactionBySupplierAxis">Supplier [Axis]</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="ShareBasedGoodsAndNonemployeeServicesTransactionBySupplierAxis" xlink:to="label_ShareBasedGoodsAndNonemployeeServicesTransactionBySupplierAxis" xlink:title="Label : ShareBasedGoodsAndNonemployeeServicesTransactionBySupplierAxis to label_ShareBasedGoodsAndNonemployeeServicesTransactionBySupplierAxis" />
    <link:loc xlink:type="locator" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_ShareBasedGoodsAndNonemployeeServicesTransactionSupplierDomain" xlink:label="ShareBasedGoodsAndNonemployeeServicesTransactionSupplierDomain" xlink:title="ShareBasedGoodsAndNonemployeeServicesTransactionSupplierDomain" />
    <link:label xlink:type="resource" xlink:label="label_ShareBasedGoodsAndNonemployeeServicesTransactionSupplierDomain" xlink:role="http://www.xbrl.org/2003/role/label" xlink:title="label_ShareBasedGoodsAndNonemployeeServicesTransactionSupplierDomain" xml:lang="en-US" id="label_ShareBasedGoodsAndNonemployeeServicesTransactionSupplierDomain">Supplier [Domain]</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="ShareBasedGoodsAndNonemployeeServicesTransactionSupplierDomain" xlink:to="label_ShareBasedGoodsAndNonemployeeServicesTransactionSupplierDomain" xlink:title="Label : ShareBasedGoodsAndNonemployeeServicesTransactionSupplierDomain to label_ShareBasedGoodsAndNonemployeeServicesTransactionSupplierDomain" />
    <link:loc xlink:type="locator" xlink:href="sxtp-20260630.xsd#sxtp_ConsultingAgreementMember" xlink:label="ConsultingAgreementMember" xlink:title="ConsultingAgreementMember" />
    <link:label xlink:type="resource" xlink:label="label_ConsultingAgreementMember" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:title="label_ConsultingAgreementMember" xml:lang="en-US" id="label_ConsultingAgreementMember">This member stands for the information pertaining to "Consulting Areement ".</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="ConsultingAgreementMember" xlink:to="label_ConsultingAgreementMember" xlink:title="Label : ConsultingAgreementMember to label_ConsultingAgreementMember" />
    <link:label xlink:type="resource" xlink:label="label_ConsultingAgreementMember_1" xlink:role="http://www.xbrl.org/2003/role/label" xlink:title="label_ConsultingAgreementMember_1" xml:lang="en-US" id="label_ConsultingAgreementMember_1">Consulting Agreement [Member]</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="ConsultingAgreementMember" xlink:to="label_ConsultingAgreementMember_1" xlink:title="Label : ConsultingAgreementMember to label_ConsultingAgreementMember_1" />
    <link:label xlink:type="resource" xlink:label="label_ConsultingAgreementMember_2" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:title="label_ConsultingAgreementMember_2" xml:lang="en-US" id="label_ConsultingAgreementMember_2">Consulting Agreement [Member]</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="ConsultingAgreementMember" xlink:to="label_ConsultingAgreementMember_2" xlink:title="Label : ConsultingAgreementMember to label_ConsultingAgreementMember_2" />
    <link:loc xlink:type="locator" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsGrantsInPeriod" xlink:label="ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsGrantsInPeriod" xlink:title="ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsGrantsInPeriod" />
    <link:label xlink:type="resource" xlink:label="label_ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsGrantsInPeriod" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:title="label_ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsGrantsInPeriod" xml:lang="en-US" id="label_ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsGrantsInPeriod">Number of Warrants, Granted</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsGrantsInPeriod" xlink:to="label_ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsGrantsInPeriod" xlink:title="Label : ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsGrantsInPeriod to label_ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsGrantsInPeriod" />
    <link:label xlink:type="resource" xlink:label="label_ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsGrantsInPeriod_1" xlink:role="http://www.xbrl.org/2003/role/label" xlink:title="label_ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsGrantsInPeriod_1" xml:lang="en-US" id="label_ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsGrantsInPeriod_1">Share-Based Compensation Arrangement by Share-Based Payment Award, Equity Instruments Other than Options, Grants in Period</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsGrantsInPeriod" xlink:to="label_ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsGrantsInPeriod_1" xlink:title="Label : ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsGrantsInPeriod to label_ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsGrantsInPeriod_1" />
    <link:label xlink:type="resource" xlink:label="label_ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsGrantsInPeriod_2" xlink:role="http://www.xbrl.org/2003/role/verboseLabel" xlink:title="label_ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsGrantsInPeriod_2" xml:lang="en-US" id="label_ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsGrantsInPeriod_2">Number of warrants granted</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsGrantsInPeriod" xlink:to="label_ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsGrantsInPeriod_2" xlink:title="Label : ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsGrantsInPeriod to label_ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsGrantsInPeriod_2" />
    <link:label xlink:type="resource" xlink:label="label_ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsGrantsInPeriod_3" xlink:role="http://www.xbrl.org/2003/role/positiveLabel" xlink:title="label_ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsGrantsInPeriod_3" xml:lang="en-US" id="label_ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsGrantsInPeriod_3">Restricted stock unit granted</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsGrantsInPeriod" xlink:to="label_ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsGrantsInPeriod_3" xlink:title="Label : ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsGrantsInPeriod to label_ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsGrantsInPeriod_3" />
    <link:loc xlink:type="locator" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsGrantsInPeriodWeightedAverageGrantDateFairValue" xlink:label="ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsGrantsInPeriodWeightedAverageGrantDateFairValue" xlink:title="ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsGrantsInPeriodWeightedAverageGrantDateFairValue" />
    <link:label xlink:type="resource" xlink:label="label_ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsGrantsInPeriodWeightedAverageGrantDateFairValue" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:title="label_ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsGrantsInPeriodWeightedAverageGrantDateFairValue" xml:lang="en-US" id="label_ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsGrantsInPeriodWeightedAverageGrantDateFairValue">Weighted Average Exercise Price, Granted</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsGrantsInPeriodWeightedAverageGrantDateFairValue" xlink:to="label_ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsGrantsInPeriodWeightedAverageGrantDateFairValue" xlink:title="Label : ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsGrantsInPeriodWeightedAverageGrantDateFairValue to label_ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsGrantsInPeriodWeightedAverageGrantDateFairValue" />
    <link:label xlink:type="resource" xlink:label="label_ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsGrantsInPeriodWeightedAverageGrantDateFairValue_1" xlink:role="http://www.xbrl.org/2003/role/label" xlink:title="label_ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsGrantsInPeriodWeightedAverageGrantDateFairValue_1" xml:lang="en-US" id="label_ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsGrantsInPeriodWeightedAverageGrantDateFairValue_1">Share-Based Compensation Arrangement by Share-Based Payment Award, Equity Instruments Other than Options, Grants in Period, Weighted Average Grant Date Fair Value</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsGrantsInPeriodWeightedAverageGrantDateFairValue" xlink:to="label_ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsGrantsInPeriodWeightedAverageGrantDateFairValue_1" xlink:title="Label : ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsGrantsInPeriodWeightedAverageGrantDateFairValue to label_ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsGrantsInPeriodWeightedAverageGrantDateFairValue_1" />
    <link:label xlink:type="resource" xlink:label="label_ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsGrantsInPeriodWeightedAverageGrantDateFairValue_2" xlink:role="http://www.xbrl.org/2003/role/verboseLabel" xlink:title="label_ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsGrantsInPeriodWeightedAverageGrantDateFairValue_2" xml:lang="en-US" id="label_ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsGrantsInPeriodWeightedAverageGrantDateFairValue_2">Restricted stock unit grant date fair value</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsGrantsInPeriodWeightedAverageGrantDateFairValue" xlink:to="label_ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsGrantsInPeriodWeightedAverageGrantDateFairValue_2" xlink:title="Label : ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsGrantsInPeriodWeightedAverageGrantDateFairValue to label_ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsGrantsInPeriodWeightedAverageGrantDateFairValue_2" />
    <link:loc xlink:type="locator" xlink:href="sxtp-20260630.xsd#sxtp_DescriptionConsultingAgreementTerm" xlink:label="DescriptionConsultingAgreementTerm" xlink:title="DescriptionConsultingAgreementTerm" />
    <link:label xlink:type="resource" xlink:label="label_DescriptionConsultingAgreementTerm" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:title="label_DescriptionConsultingAgreementTerm" xml:lang="en-US" id="label_DescriptionConsultingAgreementTerm">Description of consulting agreement term</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="DescriptionConsultingAgreementTerm" xlink:to="label_DescriptionConsultingAgreementTerm" xlink:title="Label : DescriptionConsultingAgreementTerm to label_DescriptionConsultingAgreementTerm" />
    <link:label xlink:type="resource" xlink:label="label_DescriptionConsultingAgreementTerm_1" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:title="label_DescriptionConsultingAgreementTerm_1" xml:lang="en-US" id="label_DescriptionConsultingAgreementTerm_1">Description of consulting agreement term.</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="DescriptionConsultingAgreementTerm" xlink:to="label_DescriptionConsultingAgreementTerm_1" xlink:title="Label : DescriptionConsultingAgreementTerm to label_DescriptionConsultingAgreementTerm_1" />
    <link:label xlink:type="resource" xlink:label="label_DescriptionConsultingAgreementTerm_2" xlink:role="http://www.xbrl.org/2003/role/label" xlink:title="label_DescriptionConsultingAgreementTerm_2" xml:lang="en-US" id="label_DescriptionConsultingAgreementTerm_2">Description Consulting Agreement Term</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="DescriptionConsultingAgreementTerm" xlink:to="label_DescriptionConsultingAgreementTerm_2" xlink:title="Label : DescriptionConsultingAgreementTerm to label_DescriptionConsultingAgreementTerm_2" />
    <link:loc xlink:type="locator" xlink:href="sxtp-20260630.xsd#sxtp_ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsAdditionalGrantsEachMonth" xlink:label="ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsAdditionalGrantsEachMonth" xlink:title="ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsAdditionalGrantsEachMonth" />
    <link:label xlink:type="resource" xlink:label="label_ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsAdditionalGrantsEachMonth" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:title="label_ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsAdditionalGrantsEachMonth" xml:lang="en-US" id="label_ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsAdditionalGrantsEachMonth">Additional restricted stock unit granted each month</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsAdditionalGrantsEachMonth" xlink:to="label_ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsAdditionalGrantsEachMonth" xlink:title="Label : ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsAdditionalGrantsEachMonth to label_ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsAdditionalGrantsEachMonth" />
    <link:label xlink:type="resource" xlink:label="label_ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsAdditionalGrantsEachMonth_1" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:title="label_ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsAdditionalGrantsEachMonth_1" xml:lang="en-US" id="label_ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsAdditionalGrantsEachMonth_1">The number of additional unit grants made each month on other than stock (or unit) option plans.&#xA0;</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsAdditionalGrantsEachMonth" xlink:to="label_ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsAdditionalGrantsEachMonth_1" xlink:title="Label : ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsAdditionalGrantsEachMonth to label_ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsAdditionalGrantsEachMonth_1" />
    <link:label xlink:type="resource" xlink:label="label_ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsAdditionalGrantsEachMonth_2" xlink:role="http://www.xbrl.org/2003/role/label" xlink:title="label_ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsAdditionalGrantsEachMonth_2" xml:lang="en-US" id="label_ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsAdditionalGrantsEachMonth_2">Share Based Compensation Arrangement By Share Based Payment Award Equity Instruments Other Than Options Additional Grants Each Month</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsAdditionalGrantsEachMonth" xlink:to="label_ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsAdditionalGrantsEachMonth_2" xlink:title="Label : ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsAdditionalGrantsEachMonth to label_ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsAdditionalGrantsEachMonth_2" />
    <link:loc xlink:type="locator" xlink:href="sxtp-20260630.xsd#sxtp_WriteoffsOfCapitalizedPatents" xlink:label="WriteoffsOfCapitalizedPatents" xlink:title="WriteoffsOfCapitalizedPatents" />
    <link:label xlink:type="resource" xlink:label="label_WriteoffsOfCapitalizedPatents" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:title="label_WriteoffsOfCapitalizedPatents" xml:lang="en-US" id="label_WriteoffsOfCapitalizedPatents">Write-offs of Capitalized Patents</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="WriteoffsOfCapitalizedPatents" xlink:to="label_WriteoffsOfCapitalizedPatents" xlink:title="Label : WriteoffsOfCapitalizedPatents to label_WriteoffsOfCapitalizedPatents" />
    <link:label xlink:type="resource" xlink:label="label_WriteoffsOfCapitalizedPatents_1" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:title="label_WriteoffsOfCapitalizedPatents_1" xml:lang="en-US" id="label_WriteoffsOfCapitalizedPatents_1">The amount of write-offs of capitalized patents.</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="WriteoffsOfCapitalizedPatents" xlink:to="label_WriteoffsOfCapitalizedPatents_1" xlink:title="Label : WriteoffsOfCapitalizedPatents to label_WriteoffsOfCapitalizedPatents_1" />
    <link:label xlink:type="resource" xlink:label="label_WriteoffsOfCapitalizedPatents_2" xlink:role="http://www.xbrl.org/2003/role/label" xlink:title="label_WriteoffsOfCapitalizedPatents_2" xml:lang="en-US" id="label_WriteoffsOfCapitalizedPatents_2">Writeoffs Of Capitalized Patents</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="WriteoffsOfCapitalizedPatents" xlink:to="label_WriteoffsOfCapitalizedPatents_2" xlink:title="Label : WriteoffsOfCapitalizedPatents to label_WriteoffsOfCapitalizedPatents_2" />
    <link:label xlink:type="resource" xlink:label="label_WriteoffsOfCapitalizedPatents_3" xlink:role="http://www.xbrl.org/2003/role/verboseLabel" xlink:title="label_WriteoffsOfCapitalizedPatents_3" xml:lang="en-US" id="label_WriteoffsOfCapitalizedPatents_3">Write-down for obsolete patents</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="WriteoffsOfCapitalizedPatents" xlink:to="label_WriteoffsOfCapitalizedPatents_3" xlink:title="Label : WriteoffsOfCapitalizedPatents to label_WriteoffsOfCapitalizedPatents_3" />
    <link:loc xlink:type="locator" xlink:href="sxtp-20260630.xsd#sxtp_January2025OfferingMember" xlink:label="January2025OfferingMember" xlink:title="January2025OfferingMember" />
    <link:label xlink:type="resource" xlink:label="label_January2025OfferingMember" xlink:role="http://www.xbrl.org/2003/role/label" xlink:title="label_January2025OfferingMember" xml:lang="en-US" id="label_January2025OfferingMember">January 2025 Offering [Member]</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="January2025OfferingMember" xlink:to="label_January2025OfferingMember" xlink:title="Label : January2025OfferingMember to label_January2025OfferingMember" />
    <link:label xlink:type="resource" xlink:label="label_January2025OfferingMember_1" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:title="label_January2025OfferingMember_1" xml:lang="en-US" id="label_January2025OfferingMember_1">This member stands for information pertaining to "January 2025 Offering".</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="January2025OfferingMember" xlink:to="label_January2025OfferingMember_1" xlink:title="Label : January2025OfferingMember to label_January2025OfferingMember_1" />
    <link:label xlink:type="resource" xlink:label="label_January2025OfferingMember_2" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:title="label_January2025OfferingMember_2" xml:lang="en-US" id="label_January2025OfferingMember_2">January 2025 Offering [Member]</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="January2025OfferingMember" xlink:to="label_January2025OfferingMember_2" xlink:title="Label : January2025OfferingMember to label_January2025OfferingMember_2" />
    <link:loc xlink:type="locator" xlink:href="sxtp-20260630.xsd#sxtp_ClassOfWarrantOrRightsExpiryTerm" xlink:label="ClassOfWarrantOrRightsExpiryTerm" xlink:title="ClassOfWarrantOrRightsExpiryTerm" />
    <link:label xlink:type="resource" xlink:label="label_ClassOfWarrantOrRightsExpiryTerm" xlink:role="http://www.xbrl.org/2003/role/label" xlink:title="label_ClassOfWarrantOrRightsExpiryTerm" xml:lang="en-US" id="label_ClassOfWarrantOrRightsExpiryTerm">Class of Warrant or Rights Expiry Term</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="ClassOfWarrantOrRightsExpiryTerm" xlink:to="label_ClassOfWarrantOrRightsExpiryTerm" xlink:title="Label : ClassOfWarrantOrRightsExpiryTerm to label_ClassOfWarrantOrRightsExpiryTerm" />
    <link:label xlink:type="resource" xlink:label="label_ClassOfWarrantOrRightsExpiryTerm_1" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:title="label_ClassOfWarrantOrRightsExpiryTerm_1" xml:lang="en-US" id="label_ClassOfWarrantOrRightsExpiryTerm_1">Expiry term of class of warrant or rights.</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="ClassOfWarrantOrRightsExpiryTerm" xlink:to="label_ClassOfWarrantOrRightsExpiryTerm_1" xlink:title="Label : ClassOfWarrantOrRightsExpiryTerm to label_ClassOfWarrantOrRightsExpiryTerm_1" />
    <link:label xlink:type="resource" xlink:label="label_ClassOfWarrantOrRightsExpiryTerm_2" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:title="label_ClassOfWarrantOrRightsExpiryTerm_2" xml:lang="en-US" id="label_ClassOfWarrantOrRightsExpiryTerm_2">Warrant expiry period</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="ClassOfWarrantOrRightsExpiryTerm" xlink:to="label_ClassOfWarrantOrRightsExpiryTerm_2" xlink:title="Label : ClassOfWarrantOrRightsExpiryTerm to label_ClassOfWarrantOrRightsExpiryTerm_2" />
    <link:loc xlink:type="locator" xlink:href="sxtp-20260630.xsd#sxtp_JanuaryTwoThousandTwentyFiveAgentWarrantMember" xlink:label="JanuaryTwoThousandTwentyFiveAgentWarrantMember" xlink:title="JanuaryTwoThousandTwentyFiveAgentWarrantMember" />
    <link:label xlink:type="resource" xlink:label="label_JanuaryTwoThousandTwentyFiveAgentWarrantMember" xlink:role="http://www.xbrl.org/2003/role/label" xlink:title="label_JanuaryTwoThousandTwentyFiveAgentWarrantMember" xml:lang="en-US" id="label_JanuaryTwoThousandTwentyFiveAgentWarrantMember">January Two Thousand Twenty Five Agent Warrant [Member]</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="JanuaryTwoThousandTwentyFiveAgentWarrantMember" xlink:to="label_JanuaryTwoThousandTwentyFiveAgentWarrantMember" xlink:title="Label : JanuaryTwoThousandTwentyFiveAgentWarrantMember to label_JanuaryTwoThousandTwentyFiveAgentWarrantMember" />
    <link:label xlink:type="resource" xlink:label="label_JanuaryTwoThousandTwentyFiveAgentWarrantMember_1" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:title="label_JanuaryTwoThousandTwentyFiveAgentWarrantMember_1" xml:lang="en-US" id="label_JanuaryTwoThousandTwentyFiveAgentWarrantMember_1">This member stands for information pertaining to "January 2025 Agent Warrants".</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="JanuaryTwoThousandTwentyFiveAgentWarrantMember" xlink:to="label_JanuaryTwoThousandTwentyFiveAgentWarrantMember_1" xlink:title="Label : JanuaryTwoThousandTwentyFiveAgentWarrantMember to label_JanuaryTwoThousandTwentyFiveAgentWarrantMember_1" />
    <link:label xlink:type="resource" xlink:label="label_JanuaryTwoThousandTwentyFiveAgentWarrantMember_2" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:title="label_JanuaryTwoThousandTwentyFiveAgentWarrantMember_2" xml:lang="en-US" id="label_JanuaryTwoThousandTwentyFiveAgentWarrantMember_2">January 2025 Agent Warrants [Member]</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="JanuaryTwoThousandTwentyFiveAgentWarrantMember" xlink:to="label_JanuaryTwoThousandTwentyFiveAgentWarrantMember_2" xlink:title="Label : JanuaryTwoThousandTwentyFiveAgentWarrantMember to label_JanuaryTwoThousandTwentyFiveAgentWarrantMember_2" />
    <link:loc xlink:type="locator" xlink:href="sxtp-20260630.xsd#sxtp_JanuaryTwoThousandTwentyFiveWarrantMember" xlink:label="JanuaryTwoThousandTwentyFiveWarrantMember" xlink:title="JanuaryTwoThousandTwentyFiveWarrantMember" />
    <link:label xlink:type="resource" xlink:label="label_JanuaryTwoThousandTwentyFiveWarrantMember" xlink:role="http://www.xbrl.org/2003/role/label" xlink:title="label_JanuaryTwoThousandTwentyFiveWarrantMember" xml:lang="en-US" id="label_JanuaryTwoThousandTwentyFiveWarrantMember">January Two Thousand Twenty Five Warrant [Member]</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="JanuaryTwoThousandTwentyFiveWarrantMember" xlink:to="label_JanuaryTwoThousandTwentyFiveWarrantMember" xlink:title="Label : JanuaryTwoThousandTwentyFiveWarrantMember to label_JanuaryTwoThousandTwentyFiveWarrantMember" />
    <link:label xlink:type="resource" xlink:label="label_JanuaryTwoThousandTwentyFiveWarrantMember_1" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:title="label_JanuaryTwoThousandTwentyFiveWarrantMember_1" xml:lang="en-US" id="label_JanuaryTwoThousandTwentyFiveWarrantMember_1">This member stands for information pertaining to "January 2025 Warrants".</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="JanuaryTwoThousandTwentyFiveWarrantMember" xlink:to="label_JanuaryTwoThousandTwentyFiveWarrantMember_1" xlink:title="Label : JanuaryTwoThousandTwentyFiveWarrantMember to label_JanuaryTwoThousandTwentyFiveWarrantMember_1" />
    <link:label xlink:type="resource" xlink:label="label_JanuaryTwoThousandTwentyFiveWarrantMember_2" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:title="label_JanuaryTwoThousandTwentyFiveWarrantMember_2" xml:lang="en-US" id="label_JanuaryTwoThousandTwentyFiveWarrantMember_2">January 2025 Warrants [Member]</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="JanuaryTwoThousandTwentyFiveWarrantMember" xlink:to="label_JanuaryTwoThousandTwentyFiveWarrantMember_2" xlink:title="Label : JanuaryTwoThousandTwentyFiveWarrantMember to label_JanuaryTwoThousandTwentyFiveWarrantMember_2" />
    <link:loc xlink:type="locator" xlink:href="sxtp-20260630.xsd#sxtp_February2025OfferingMember" xlink:label="February2025OfferingMember" xlink:title="February2025OfferingMember" />
    <link:label xlink:type="resource" xlink:label="label_February2025OfferingMember" xlink:role="http://www.xbrl.org/2003/role/label" xlink:title="label_February2025OfferingMember" xml:lang="en-US" id="label_February2025OfferingMember">February 2025 Offering [Member]</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="February2025OfferingMember" xlink:to="label_February2025OfferingMember" xlink:title="Label : February2025OfferingMember to label_February2025OfferingMember" />
    <link:label xlink:type="resource" xlink:label="label_February2025OfferingMember_1" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:title="label_February2025OfferingMember_1" xml:lang="en-US" id="label_February2025OfferingMember_1">This member stands for information pertaining to "February 2025 Offering".</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="February2025OfferingMember" xlink:to="label_February2025OfferingMember_1" xlink:title="Label : February2025OfferingMember to label_February2025OfferingMember_1" />
    <link:label xlink:type="resource" xlink:label="label_February2025OfferingMember_2" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:title="label_February2025OfferingMember_2" xml:lang="en-US" id="label_February2025OfferingMember_2">February 2025 Offering [Member]</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="February2025OfferingMember" xlink:to="label_February2025OfferingMember_2" xlink:title="Label : February2025OfferingMember to label_February2025OfferingMember_2" />
    <link:loc xlink:type="locator" xlink:href="sxtp-20260630.xsd#sxtp_FebruaryTwoThousandTwentyFiveWarrantMember" xlink:label="FebruaryTwoThousandTwentyFiveWarrantMember" xlink:title="FebruaryTwoThousandTwentyFiveWarrantMember" />
    <link:label xlink:type="resource" xlink:label="label_FebruaryTwoThousandTwentyFiveWarrantMember" xlink:role="http://www.xbrl.org/2003/role/label" xlink:title="label_FebruaryTwoThousandTwentyFiveWarrantMember" xml:lang="en-US" id="label_FebruaryTwoThousandTwentyFiveWarrantMember">February Two Thousand Twenty Five Warrant [Member]</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="FebruaryTwoThousandTwentyFiveWarrantMember" xlink:to="label_FebruaryTwoThousandTwentyFiveWarrantMember" xlink:title="Label : FebruaryTwoThousandTwentyFiveWarrantMember to label_FebruaryTwoThousandTwentyFiveWarrantMember" />
    <link:label xlink:type="resource" xlink:label="label_FebruaryTwoThousandTwentyFiveWarrantMember_1" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:title="label_FebruaryTwoThousandTwentyFiveWarrantMember_1" xml:lang="en-US" id="label_FebruaryTwoThousandTwentyFiveWarrantMember_1">This member stands for information pertaining to "February 2025 Warrants".</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="FebruaryTwoThousandTwentyFiveWarrantMember" xlink:to="label_FebruaryTwoThousandTwentyFiveWarrantMember_1" xlink:title="Label : FebruaryTwoThousandTwentyFiveWarrantMember to label_FebruaryTwoThousandTwentyFiveWarrantMember_1" />
    <link:label xlink:type="resource" xlink:label="label_FebruaryTwoThousandTwentyFiveWarrantMember_2" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:title="label_FebruaryTwoThousandTwentyFiveWarrantMember_2" xml:lang="en-US" id="label_FebruaryTwoThousandTwentyFiveWarrantMember_2">February 2025 Warrants [Member]</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="FebruaryTwoThousandTwentyFiveWarrantMember" xlink:to="label_FebruaryTwoThousandTwentyFiveWarrantMember_2" xlink:title="Label : FebruaryTwoThousandTwentyFiveWarrantMember to label_FebruaryTwoThousandTwentyFiveWarrantMember_2" />
    <link:loc xlink:type="locator" xlink:href="sxtp-20260630.xsd#sxtp_FebruaryTwoThousandTwentyFiveAgentWarrantMember" xlink:label="FebruaryTwoThousandTwentyFiveAgentWarrantMember" xlink:title="FebruaryTwoThousandTwentyFiveAgentWarrantMember" />
    <link:label xlink:type="resource" xlink:label="label_FebruaryTwoThousandTwentyFiveAgentWarrantMember" xlink:role="http://www.xbrl.org/2003/role/label" xlink:title="label_FebruaryTwoThousandTwentyFiveAgentWarrantMember" xml:lang="en-US" id="label_FebruaryTwoThousandTwentyFiveAgentWarrantMember">February Two Thousand Twenty Five Agent Warrant [Member]</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="FebruaryTwoThousandTwentyFiveAgentWarrantMember" xlink:to="label_FebruaryTwoThousandTwentyFiveAgentWarrantMember" xlink:title="Label : FebruaryTwoThousandTwentyFiveAgentWarrantMember to label_FebruaryTwoThousandTwentyFiveAgentWarrantMember" />
    <link:label xlink:type="resource" xlink:label="label_FebruaryTwoThousandTwentyFiveAgentWarrantMember_1" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:title="label_FebruaryTwoThousandTwentyFiveAgentWarrantMember_1" xml:lang="en-US" id="label_FebruaryTwoThousandTwentyFiveAgentWarrantMember_1">This member stands for information pertaining to "February 2025 Agent Warrants".</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="FebruaryTwoThousandTwentyFiveAgentWarrantMember" xlink:to="label_FebruaryTwoThousandTwentyFiveAgentWarrantMember_1" xlink:title="Label : FebruaryTwoThousandTwentyFiveAgentWarrantMember to label_FebruaryTwoThousandTwentyFiveAgentWarrantMember_1" />
    <link:label xlink:type="resource" xlink:label="label_FebruaryTwoThousandTwentyFiveAgentWarrantMember_2" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:title="label_FebruaryTwoThousandTwentyFiveAgentWarrantMember_2" xml:lang="en-US" id="label_FebruaryTwoThousandTwentyFiveAgentWarrantMember_2">February 2025 Agent Warrants [Member]</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="FebruaryTwoThousandTwentyFiveAgentWarrantMember" xlink:to="label_FebruaryTwoThousandTwentyFiveAgentWarrantMember_2" xlink:title="Label : FebruaryTwoThousandTwentyFiveAgentWarrantMember to label_FebruaryTwoThousandTwentyFiveAgentWarrantMember_2" />
    <link:loc xlink:type="locator" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_ProfitLoss" xlink:label="ProfitLoss" xlink:title="ProfitLoss" />
    <link:label xlink:type="resource" xlink:label="label_ProfitLoss" xlink:role="http://www.xbrl.org/2003/role/totalLabel" xlink:title="label_ProfitLoss" xml:lang="en-US" id="label_ProfitLoss">Net Loss including Noncontrolling Interest</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="ProfitLoss" xlink:to="label_ProfitLoss" xlink:title="Label : ProfitLoss to label_ProfitLoss" />
    <link:label xlink:type="resource" xlink:label="label_ProfitLoss_1" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:title="label_ProfitLoss_1" xml:lang="en-US" id="label_ProfitLoss_1">Net Loss</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="ProfitLoss" xlink:to="label_ProfitLoss_1" xlink:title="Label : ProfitLoss to label_ProfitLoss_1" />
    <link:label xlink:type="resource" xlink:label="label_ProfitLoss_2" xlink:role="http://www.xbrl.org/2003/role/verboseLabel" xlink:title="label_ProfitLoss_2" xml:lang="en-US" id="label_ProfitLoss_2">Net loss</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="ProfitLoss" xlink:to="label_ProfitLoss_2" xlink:title="Label : ProfitLoss to label_ProfitLoss_2" />
    <link:label xlink:type="resource" xlink:label="label_ProfitLoss_3" xlink:role="http://www.xbrl.org/2003/role/label" xlink:title="label_ProfitLoss_3" xml:lang="en-US" id="label_ProfitLoss_3">Net Income (Loss), Including Portion Attributable to Noncontrolling Interest</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="ProfitLoss" xlink:to="label_ProfitLoss_3" xlink:title="Label : ProfitLoss to label_ProfitLoss_3" />
    <link:loc xlink:type="locator" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_WeightedAverageNumberOfSharesOutstandingBasicAbstract" xlink:label="WeightedAverageNumberOfSharesOutstandingBasicAbstract" xlink:title="WeightedAverageNumberOfSharesOutstandingBasicAbstract" />
    <link:label xlink:type="resource" xlink:label="label_WeightedAverageNumberOfSharesOutstandingBasicAbstract" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:title="label_WeightedAverageNumberOfSharesOutstandingBasicAbstract" xml:lang="en-US" id="label_WeightedAverageNumberOfSharesOutstandingBasicAbstract">Weighted Average Number of Common Shares Outstanding</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="WeightedAverageNumberOfSharesOutstandingBasicAbstract" xlink:to="label_WeightedAverageNumberOfSharesOutstandingBasicAbstract" xlink:title="Label : WeightedAverageNumberOfSharesOutstandingBasicAbstract to label_WeightedAverageNumberOfSharesOutstandingBasicAbstract" />
    <link:label xlink:type="resource" xlink:label="label_WeightedAverageNumberOfSharesOutstandingBasicAbstract_1" xlink:role="http://www.xbrl.org/2003/role/label" xlink:title="label_WeightedAverageNumberOfSharesOutstandingBasicAbstract_1" xml:lang="en-US" id="label_WeightedAverageNumberOfSharesOutstandingBasicAbstract_1">Weighted Average Number of Shares Outstanding, Basic [Abstract]</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="WeightedAverageNumberOfSharesOutstandingBasicAbstract" xlink:to="label_WeightedAverageNumberOfSharesOutstandingBasicAbstract_1" xlink:title="Label : WeightedAverageNumberOfSharesOutstandingBasicAbstract to label_WeightedAverageNumberOfSharesOutstandingBasicAbstract_1" />
    <link:loc xlink:type="locator" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_NetCashProvidedByUsedInInvestingActivities" xlink:label="NetCashProvidedByUsedInInvestingActivities" xlink:title="NetCashProvidedByUsedInInvestingActivities" />
    <link:label xlink:type="resource" xlink:label="label_NetCashProvidedByUsedInInvestingActivities" xlink:role="http://www.xbrl.org/2003/role/totalLabel" xlink:title="label_NetCashProvidedByUsedInInvestingActivities" xml:lang="en-US" id="label_NetCashProvidedByUsedInInvestingActivities">Net Cash Provided by Investing Activities</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="NetCashProvidedByUsedInInvestingActivities" xlink:to="label_NetCashProvidedByUsedInInvestingActivities" xlink:title="Label : NetCashProvidedByUsedInInvestingActivities to label_NetCashProvidedByUsedInInvestingActivities" />
    <link:label xlink:type="resource" xlink:label="label_NetCashProvidedByUsedInInvestingActivities_1" xlink:role="http://www.xbrl.org/2003/role/label" xlink:title="label_NetCashProvidedByUsedInInvestingActivities_1" xml:lang="en-US" id="label_NetCashProvidedByUsedInInvestingActivities_1">Cash Provided by (Used in) Investing Activity, Including Discontinued Operation</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="NetCashProvidedByUsedInInvestingActivities" xlink:to="label_NetCashProvidedByUsedInInvestingActivities_1" xlink:title="Label : NetCashProvidedByUsedInInvestingActivities to label_NetCashProvidedByUsedInInvestingActivities_1" />
    <link:loc xlink:type="locator" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_InventoryLIFOReservePeriodCharge" xlink:label="InventoryLIFOReservePeriodCharge" xlink:title="InventoryLIFOReservePeriodCharge" />
    <link:label xlink:type="resource" xlink:label="label_InventoryLIFOReservePeriodCharge" xlink:role="http://www.xbrl.org/2003/role/label" xlink:title="label_InventoryLIFOReservePeriodCharge" xml:lang="en-US" id="label_InventoryLIFOReservePeriodCharge">Inventory, LIFO Reserve, Period Charge</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="InventoryLIFOReservePeriodCharge" xlink:to="label_InventoryLIFOReservePeriodCharge" xlink:title="Label : InventoryLIFOReservePeriodCharge to label_InventoryLIFOReservePeriodCharge" />
    <link:label xlink:type="resource" xlink:label="label_InventoryLIFOReservePeriodCharge_1" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:title="label_InventoryLIFOReservePeriodCharge_1" xml:lang="en-US" id="label_InventoryLIFOReservePeriodCharge_1">Change in Inventory Reserve</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="InventoryLIFOReservePeriodCharge" xlink:to="label_InventoryLIFOReservePeriodCharge_1" xlink:title="Label : InventoryLIFOReservePeriodCharge to label_InventoryLIFOReservePeriodCharge_1" />
    <link:loc xlink:type="locator" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardFairValueAssumptionsWeightedAverageExpectedDividend" xlink:label="ShareBasedCompensationArrangementByShareBasedPaymentAwardFairValueAssumptionsWeightedAverageExpectedDividend" xlink:title="ShareBasedCompensationArrangementByShareBasedPaymentAwardFairValueAssumptionsWeightedAverageExpectedDividend" />
    <link:label xlink:type="resource" xlink:label="label_ShareBasedCompensationArrangementByShareBasedPaymentAwardFairValueAssumptionsWeightedAverageExpectedDividend" xlink:role="http://www.xbrl.org/2003/role/label" xlink:title="label_ShareBasedCompensationArrangementByShareBasedPaymentAwardFairValueAssumptionsWeightedAverageExpectedDividend" xml:lang="en-US" id="label_ShareBasedCompensationArrangementByShareBasedPaymentAwardFairValueAssumptionsWeightedAverageExpectedDividend">Share-Based Compensation Arrangement by Share-Based Payment Award, Fair Value Assumptions, Weighted Average Expected Dividend</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="ShareBasedCompensationArrangementByShareBasedPaymentAwardFairValueAssumptionsWeightedAverageExpectedDividend" xlink:to="label_ShareBasedCompensationArrangementByShareBasedPaymentAwardFairValueAssumptionsWeightedAverageExpectedDividend" xlink:title="Label : ShareBasedCompensationArrangementByShareBasedPaymentAwardFairValueAssumptionsWeightedAverageExpectedDividend to label_ShareBasedCompensationArrangementByShareBasedPaymentAwardFairValueAssumptionsWeightedAverageExpectedDividend" />
    <link:label xlink:type="resource" xlink:label="label_ShareBasedCompensationArrangementByShareBasedPaymentAwardFairValueAssumptionsWeightedAverageExpectedDividend_1" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:title="label_ShareBasedCompensationArrangementByShareBasedPaymentAwardFairValueAssumptionsWeightedAverageExpectedDividend_1" xml:lang="en-US" id="label_ShareBasedCompensationArrangementByShareBasedPaymentAwardFairValueAssumptionsWeightedAverageExpectedDividend_1">Expected dividend yield</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="ShareBasedCompensationArrangementByShareBasedPaymentAwardFairValueAssumptionsWeightedAverageExpectedDividend" xlink:to="label_ShareBasedCompensationArrangementByShareBasedPaymentAwardFairValueAssumptionsWeightedAverageExpectedDividend_1" xlink:title="Label : ShareBasedCompensationArrangementByShareBasedPaymentAwardFairValueAssumptionsWeightedAverageExpectedDividend to label_ShareBasedCompensationArrangementByShareBasedPaymentAwardFairValueAssumptionsWeightedAverageExpectedDividend_1" />
    <link:loc xlink:type="locator" xlink:href="sxtp-20260630.xsd#sxtp_March2026AtTheMarketAgreementMember" xlink:label="March2026AtTheMarketAgreementMember" xlink:title="March2026AtTheMarketAgreementMember" />
    <link:label xlink:type="resource" xlink:label="label_March2026AtTheMarketAgreementMember" xlink:role="http://www.xbrl.org/2003/role/label" xlink:title="label_March2026AtTheMarketAgreementMember" xml:lang="en-US" id="label_March2026AtTheMarketAgreementMember">March 2026 At-the-Market Agreement [Member]</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="March2026AtTheMarketAgreementMember" xlink:to="label_March2026AtTheMarketAgreementMember" xlink:title="Label : March2026AtTheMarketAgreementMember to label_March2026AtTheMarketAgreementMember" />
    <link:label xlink:type="resource" xlink:label="label_March2026AtTheMarketAgreementMember_1" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:title="label_March2026AtTheMarketAgreementMember_1" xml:lang="en-US" id="label_March2026AtTheMarketAgreementMember_1">This member stands for information pertaining to "March 2026 At-the-Market Agreement".</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="March2026AtTheMarketAgreementMember" xlink:to="label_March2026AtTheMarketAgreementMember_1" xlink:title="Label : March2026AtTheMarketAgreementMember to label_March2026AtTheMarketAgreementMember_1" />
    <link:loc xlink:type="locator" xlink:href="sxtp-20260630.xsd#sxtp_CommonStockAggregateGrossSalesProceedAuthorizedIncrease" xlink:label="CommonStockAggregateGrossSalesProceedAuthorizedIncrease" xlink:title="CommonStockAggregateGrossSalesProceedAuthorizedIncrease" />
    <link:label xlink:type="resource" xlink:label="label_CommonStockAggregateGrossSalesProceedAuthorizedIncrease" xlink:role="http://www.xbrl.org/2003/role/label" xlink:title="label_CommonStockAggregateGrossSalesProceedAuthorizedIncrease" xml:lang="en-US" id="label_CommonStockAggregateGrossSalesProceedAuthorizedIncrease">Common stock aggregate gross sales proceeds authorized increase</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="CommonStockAggregateGrossSalesProceedAuthorizedIncrease" xlink:to="label_CommonStockAggregateGrossSalesProceedAuthorizedIncrease" xlink:title="Label : CommonStockAggregateGrossSalesProceedAuthorizedIncrease to label_CommonStockAggregateGrossSalesProceedAuthorizedIncrease" />
    <link:label xlink:type="resource" xlink:label="label_CommonStockAggregateGrossSalesProceedAuthorizedIncrease_1" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:title="label_CommonStockAggregateGrossSalesProceedAuthorizedIncrease_1" xml:lang="en-US" id="label_CommonStockAggregateGrossSalesProceedAuthorizedIncrease_1">Authorized aggregate gross sales proceeds of common stock increase.</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="CommonStockAggregateGrossSalesProceedAuthorizedIncrease" xlink:to="label_CommonStockAggregateGrossSalesProceedAuthorizedIncrease_1" xlink:title="Label : CommonStockAggregateGrossSalesProceedAuthorizedIncrease to label_CommonStockAggregateGrossSalesProceedAuthorizedIncrease_1" />
    <link:loc xlink:type="locator" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_PreferredStockConvertibleConversionPrice" xlink:label="PreferredStockConvertibleConversionPrice" xlink:title="PreferredStockConvertibleConversionPrice" />
    <link:label xlink:type="resource" xlink:label="label_PreferredStockConvertibleConversionPrice" xlink:role="http://www.xbrl.org/2003/role/label" xlink:title="label_PreferredStockConvertibleConversionPrice" xml:lang="en-US" id="label_PreferredStockConvertibleConversionPrice">Preferred Stock, Convertible, Conversion Price</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="PreferredStockConvertibleConversionPrice" xlink:to="label_PreferredStockConvertibleConversionPrice" xlink:title="Label : PreferredStockConvertibleConversionPrice to label_PreferredStockConvertibleConversionPrice" />
    <link:label xlink:type="resource" xlink:label="label_PreferredStockConvertibleConversionPrice_1" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:title="label_PreferredStockConvertibleConversionPrice_1" xml:lang="en-US" id="label_PreferredStockConvertibleConversionPrice_1">Preferred stock converted shares (in Dollars per share)</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="PreferredStockConvertibleConversionPrice" xlink:to="label_PreferredStockConvertibleConversionPrice_1" xlink:title="Label : PreferredStockConvertibleConversionPrice to label_PreferredStockConvertibleConversionPrice_1" />
    <link:loc xlink:type="locator" xlink:href="sxtp-20260630.xsd#sxtp_KnightTherapeuticsIncMember" xlink:label="KnightTherapeuticsIncMember" xlink:title="KnightTherapeuticsIncMember" />
    <link:label xlink:type="resource" xlink:label="label_KnightTherapeuticsIncMember" xlink:role="http://www.xbrl.org/2003/role/label" xlink:title="label_KnightTherapeuticsIncMember" xml:lang="en-US" id="label_KnightTherapeuticsIncMember">Knight Therapeutics Inc [Member]</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="KnightTherapeuticsIncMember" xlink:to="label_KnightTherapeuticsIncMember" xlink:title="Label : KnightTherapeuticsIncMember to label_KnightTherapeuticsIncMember" />
    <link:label xlink:type="resource" xlink:label="label_KnightTherapeuticsIncMember_1" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:title="label_KnightTherapeuticsIncMember_1" xml:lang="en-US" id="label_KnightTherapeuticsIncMember_1">Knight Therapeutics, Inc. [Member]</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="KnightTherapeuticsIncMember" xlink:to="label_KnightTherapeuticsIncMember_1" xlink:title="Label : KnightTherapeuticsIncMember to label_KnightTherapeuticsIncMember_1" />
    <link:loc xlink:type="locator" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_PaymentsOfStockIssuanceCosts" xlink:label="PaymentsOfStockIssuanceCosts" xlink:title="PaymentsOfStockIssuanceCosts" />
    <link:label xlink:type="resource" xlink:label="label_PaymentsOfStockIssuanceCosts" xlink:role="http://www.xbrl.org/2003/role/label" xlink:title="label_PaymentsOfStockIssuanceCosts" xml:lang="en-US" id="label_PaymentsOfStockIssuanceCosts">Payments of Stock Issuance Costs</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="PaymentsOfStockIssuanceCosts" xlink:to="label_PaymentsOfStockIssuanceCosts" xlink:title="Label : PaymentsOfStockIssuanceCosts to label_PaymentsOfStockIssuanceCosts" />
    <link:label xlink:type="resource" xlink:label="label_PaymentsOfStockIssuanceCosts_1" xlink:role="http://www.xbrl.org/2009/role/negatedLabel" xlink:title="label_PaymentsOfStockIssuanceCosts_1" xml:lang="en-US" id="label_PaymentsOfStockIssuanceCosts_1">Settlement of accrued offering costs</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="PaymentsOfStockIssuanceCosts" xlink:to="label_PaymentsOfStockIssuanceCosts_1" xlink:title="Label : PaymentsOfStockIssuanceCosts to label_PaymentsOfStockIssuanceCosts_1" />
    <link:loc xlink:type="locator" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_NoncashOrPartNoncashAcquisitionOtherAssetsAcquired1" xlink:label="NoncashOrPartNoncashAcquisitionOtherAssetsAcquired1" xlink:title="NoncashOrPartNoncashAcquisitionOtherAssetsAcquired1" />
    <link:label xlink:type="resource" xlink:label="label_NoncashOrPartNoncashAcquisitionOtherAssetsAcquired1" xlink:role="http://www.xbrl.org/2003/role/label" xlink:title="label_NoncashOrPartNoncashAcquisitionOtherAssetsAcquired1" xml:lang="en-US" id="label_NoncashOrPartNoncashAcquisitionOtherAssetsAcquired1">Noncash or Part Noncash Acquisition, Other Assets Acquired</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="NoncashOrPartNoncashAcquisitionOtherAssetsAcquired1" xlink:to="label_NoncashOrPartNoncashAcquisitionOtherAssetsAcquired1" xlink:title="Label : NoncashOrPartNoncashAcquisitionOtherAssetsAcquired1 to label_NoncashOrPartNoncashAcquisitionOtherAssetsAcquired1" />
    <link:label xlink:type="resource" xlink:label="label_NoncashOrPartNoncashAcquisitionOtherAssetsAcquired1_1" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:title="label_NoncashOrPartNoncashAcquisitionOtherAssetsAcquired1_1" xml:lang="en-US" id="label_NoncashOrPartNoncashAcquisitionOtherAssetsAcquired1_1">Capitalized Software Costs included in Accounts Payable</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="NoncashOrPartNoncashAcquisitionOtherAssetsAcquired1" xlink:to="label_NoncashOrPartNoncashAcquisitionOtherAssetsAcquired1_1" xlink:title="Label : NoncashOrPartNoncashAcquisitionOtherAssetsAcquired1 to label_NoncashOrPartNoncashAcquisitionOtherAssetsAcquired1_1" />
    <link:loc xlink:type="locator" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_FiniteLivedIntangibleAssetsAmortizationExpenseRemainderOfFiscalYear" xlink:label="FiniteLivedIntangibleAssetsAmortizationExpenseRemainderOfFiscalYear" xlink:title="FiniteLivedIntangibleAssetsAmortizationExpenseRemainderOfFiscalYear" />
    <link:label xlink:type="resource" xlink:label="label_FiniteLivedIntangibleAssetsAmortizationExpenseRemainderOfFiscalYear" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:title="label_FiniteLivedIntangibleAssetsAmortizationExpenseRemainderOfFiscalYear" xml:lang="en-US" id="label_FiniteLivedIntangibleAssetsAmortizationExpenseRemainderOfFiscalYear">2026 (remaining six months)</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="FiniteLivedIntangibleAssetsAmortizationExpenseRemainderOfFiscalYear" xlink:to="label_FiniteLivedIntangibleAssetsAmortizationExpenseRemainderOfFiscalYear" xlink:title="Label : FiniteLivedIntangibleAssetsAmortizationExpenseRemainderOfFiscalYear to label_FiniteLivedIntangibleAssetsAmortizationExpenseRemainderOfFiscalYear" />
    <link:label xlink:type="resource" xlink:label="label_FiniteLivedIntangibleAssetsAmortizationExpenseRemainderOfFiscalYear_1" xlink:role="http://www.xbrl.org/2003/role/label" xlink:title="label_FiniteLivedIntangibleAssetsAmortizationExpenseRemainderOfFiscalYear_1" xml:lang="en-US" id="label_FiniteLivedIntangibleAssetsAmortizationExpenseRemainderOfFiscalYear_1">Finite-Lived Intangible Asset, Expected Amortization, Remainder of Fiscal Year</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="FiniteLivedIntangibleAssetsAmortizationExpenseRemainderOfFiscalYear" xlink:to="label_FiniteLivedIntangibleAssetsAmortizationExpenseRemainderOfFiscalYear_1" xlink:title="Label : FiniteLivedIntangibleAssetsAmortizationExpenseRemainderOfFiscalYear to label_FiniteLivedIntangibleAssetsAmortizationExpenseRemainderOfFiscalYear_1" />
    <link:loc xlink:type="locator" xlink:href="sxtp-20260630.xsd#sxtp_InventoryReversal" xlink:label="InventoryReversal" xlink:title="InventoryReversal" />
    <link:label xlink:type="resource" xlink:label="label_InventoryReversal" xlink:role="http://www.xbrl.org/2003/role/label" xlink:title="label_InventoryReversal" xml:lang="en-US" id="label_InventoryReversal">Inventory Reversal</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="InventoryReversal" xlink:to="label_InventoryReversal" xlink:title="Label : InventoryReversal to label_InventoryReversal" />
    <link:label xlink:type="resource" xlink:label="label_InventoryReversal_1" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:title="label_InventoryReversal_1" xml:lang="en-US" id="label_InventoryReversal_1">Inventory reversal</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="InventoryReversal" xlink:to="label_InventoryReversal_1" xlink:title="Label : InventoryReversal to label_InventoryReversal_1" />
    <link:label xlink:type="resource" xlink:label="label_InventoryReversal_2" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:title="label_InventoryReversal_2" xml:lang="en-US" id="label_InventoryReversal_2">Amount of inventory reversal.</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="InventoryReversal" xlink:to="label_InventoryReversal_2" xlink:title="Label : InventoryReversal to label_InventoryReversal_2" />
    <link:loc xlink:type="locator" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_InventoryAdjustments" xlink:label="InventoryAdjustments" xlink:title="InventoryAdjustments" />
    <link:label xlink:type="resource" xlink:label="label_InventoryAdjustments" xlink:role="http://www.xbrl.org/2003/role/label" xlink:title="label_InventoryAdjustments" xml:lang="en-US" id="label_InventoryAdjustments">Inventory Adjustments</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="InventoryAdjustments" xlink:to="label_InventoryAdjustments" xlink:title="Label : InventoryAdjustments to label_InventoryAdjustments" />
    <link:label xlink:type="resource" xlink:label="label_InventoryAdjustments_1" xlink:role="http://www.xbrl.org/2009/role/negatedLabel" xlink:title="label_InventoryAdjustments_1" xml:lang="en-US" id="label_InventoryAdjustments_1">Reserve for Expiring Inventory</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="InventoryAdjustments" xlink:to="label_InventoryAdjustments_1" xlink:title="Label : InventoryAdjustments to label_InventoryAdjustments_1" />
    <link:label xlink:type="resource" xlink:label="label_InventoryAdjustments_2" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:title="label_InventoryAdjustments_2" xml:lang="en-US" id="label_InventoryAdjustments_2">Reserve for Expiring Inventory</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="InventoryAdjustments" xlink:to="label_InventoryAdjustments_2" xlink:title="Label : InventoryAdjustments to label_InventoryAdjustments_2" />
    <link:loc xlink:type="locator" xlink:href="sxtp-20260630.xsd#sxtp_July2026OfferingMember" xlink:label="July2026OfferingMember" xlink:title="July2026OfferingMember" />
    <link:label xlink:type="resource" xlink:label="label_July2026OfferingMember" xlink:role="http://www.xbrl.org/2003/role/label" xlink:title="label_July2026OfferingMember" xml:lang="en-US" id="label_July2026OfferingMember">July 2026 Offering [Member]</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="July2026OfferingMember" xlink:to="label_July2026OfferingMember" xlink:title="Label : July2026OfferingMember to label_July2026OfferingMember" />
    <link:label xlink:type="resource" xlink:label="label_July2026OfferingMember_1" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:title="label_July2026OfferingMember_1" xml:lang="en-US" id="label_July2026OfferingMember_1">July 2026 Offering [Member]</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="July2026OfferingMember" xlink:to="label_July2026OfferingMember_1" xlink:title="Label : July2026OfferingMember to label_July2026OfferingMember_1" />
    <link:label xlink:type="resource" xlink:label="label_July2026OfferingMember_2" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:title="label_July2026OfferingMember_2" xml:lang="en-US" id="label_July2026OfferingMember_2">This member stands for the information pertaining to "July 2026 Offering".</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="July2026OfferingMember" xlink:to="label_July2026OfferingMember_2" xlink:title="Label : July2026OfferingMember to label_July2026OfferingMember_2" />
    <link:loc xlink:type="locator" xlink:href="sxtp-20260630.xsd#sxtp_StockIssuedDuringPeriodIssuanceOfCommonStockAndWarrantsPursuantToJuly2026OfferingNetOfOfferingCosts" xlink:label="StockIssuedDuringPeriodIssuanceOfCommonStockAndWarrantsPursuantToJuly2026OfferingNetOfOfferingCosts" xlink:title="StockIssuedDuringPeriodIssuanceOfCommonStockAndWarrantsPursuantToJuly2026OfferingNetOfOfferingCosts" />
    <link:label xlink:type="resource" xlink:label="label_StockIssuedDuringPeriodIssuanceOfCommonStockAndWarrantsPursuantToJuly2026OfferingNetOfOfferingCosts" xlink:role="http://www.xbrl.org/2003/role/label" xlink:title="label_StockIssuedDuringPeriodIssuanceOfCommonStockAndWarrantsPursuantToJuly2026OfferingNetOfOfferingCosts" xml:lang="en-US" id="label_StockIssuedDuringPeriodIssuanceOfCommonStockAndWarrantsPursuantToJuly2026OfferingNetOfOfferingCosts">Stock Issued During Period Issuance Of Common Stock And Warrants Pursuant To July 2026 Offering Net Of Offering Costs</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="StockIssuedDuringPeriodIssuanceOfCommonStockAndWarrantsPursuantToJuly2026OfferingNetOfOfferingCosts" xlink:to="label_StockIssuedDuringPeriodIssuanceOfCommonStockAndWarrantsPursuantToJuly2026OfferingNetOfOfferingCosts" xlink:title="Label : StockIssuedDuringPeriodIssuanceOfCommonStockAndWarrantsPursuantToJuly2026OfferingNetOfOfferingCosts to label_StockIssuedDuringPeriodIssuanceOfCommonStockAndWarrantsPursuantToJuly2026OfferingNetOfOfferingCosts" />
    <link:label xlink:type="resource" xlink:label="label_StockIssuedDuringPeriodIssuanceOfCommonStockAndWarrantsPursuantToJuly2026OfferingNetOfOfferingCosts_1" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:title="label_StockIssuedDuringPeriodIssuanceOfCommonStockAndWarrantsPursuantToJuly2026OfferingNetOfOfferingCosts_1" xml:lang="en-US" id="label_StockIssuedDuringPeriodIssuanceOfCommonStockAndWarrantsPursuantToJuly2026OfferingNetOfOfferingCosts_1">Issuance of common stock and warrants pursuant to July 2026 offering, net of offering costs paid at closing and deferred offering costs</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="StockIssuedDuringPeriodIssuanceOfCommonStockAndWarrantsPursuantToJuly2026OfferingNetOfOfferingCosts" xlink:to="label_StockIssuedDuringPeriodIssuanceOfCommonStockAndWarrantsPursuantToJuly2026OfferingNetOfOfferingCosts_1" xlink:title="Label : StockIssuedDuringPeriodIssuanceOfCommonStockAndWarrantsPursuantToJuly2026OfferingNetOfOfferingCosts to label_StockIssuedDuringPeriodIssuanceOfCommonStockAndWarrantsPursuantToJuly2026OfferingNetOfOfferingCosts_1" />
    <link:label xlink:type="resource" xlink:label="label_StockIssuedDuringPeriodIssuanceOfCommonStockAndWarrantsPursuantToJuly2026OfferingNetOfOfferingCosts_2" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:title="label_StockIssuedDuringPeriodIssuanceOfCommonStockAndWarrantsPursuantToJuly2026OfferingNetOfOfferingCosts_2" xml:lang="en-US" id="label_StockIssuedDuringPeriodIssuanceOfCommonStockAndWarrantsPursuantToJuly2026OfferingNetOfOfferingCosts_2">Issuance of common stock and warrants pursuant to July 2026 offering, net of offering costs.</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="StockIssuedDuringPeriodIssuanceOfCommonStockAndWarrantsPursuantToJuly2026OfferingNetOfOfferingCosts" xlink:to="label_StockIssuedDuringPeriodIssuanceOfCommonStockAndWarrantsPursuantToJuly2026OfferingNetOfOfferingCosts_2" xlink:title="Label : StockIssuedDuringPeriodIssuanceOfCommonStockAndWarrantsPursuantToJuly2026OfferingNetOfOfferingCosts to label_StockIssuedDuringPeriodIssuanceOfCommonStockAndWarrantsPursuantToJuly2026OfferingNetOfOfferingCosts_2" />
    <link:loc xlink:type="locator" xlink:href="sxtp-20260630.xsd#sxtp_GrossProceedsFromJuly2026Offering" xlink:label="GrossProceedsFromJuly2026Offering" xlink:title="GrossProceedsFromJuly2026Offering" />
    <link:label xlink:type="resource" xlink:label="label_GrossProceedsFromJuly2026Offering" xlink:role="http://www.xbrl.org/2003/role/label" xlink:title="label_GrossProceedsFromJuly2026Offering" xml:lang="en-US" id="label_GrossProceedsFromJuly2026Offering">Gross Proceeds From July 2026 Offering</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="GrossProceedsFromJuly2026Offering" xlink:to="label_GrossProceedsFromJuly2026Offering" xlink:title="Label : GrossProceedsFromJuly2026Offering to label_GrossProceedsFromJuly2026Offering" />
    <link:label xlink:type="resource" xlink:label="label_GrossProceedsFromJuly2026Offering_1" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:title="label_GrossProceedsFromJuly2026Offering_1" xml:lang="en-US" id="label_GrossProceedsFromJuly2026Offering_1">Gross Proceeds from July 2026 Offering</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="GrossProceedsFromJuly2026Offering" xlink:to="label_GrossProceedsFromJuly2026Offering_1" xlink:title="Label : GrossProceedsFromJuly2026Offering to label_GrossProceedsFromJuly2026Offering_1" />
    <link:label xlink:type="resource" xlink:label="label_GrossProceedsFromJuly2026Offering_2" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:title="label_GrossProceedsFromJuly2026Offering_2" xml:lang="en-US" id="label_GrossProceedsFromJuly2026Offering_2">The amount of gross proceeds from july 2026 offering.</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="GrossProceedsFromJuly2026Offering" xlink:to="label_GrossProceedsFromJuly2026Offering_2" xlink:title="Label : GrossProceedsFromJuly2026Offering to label_GrossProceedsFromJuly2026Offering_2" />
    <link:loc xlink:type="locator" xlink:href="sxtp-20260630.xsd#sxtp_NetProceedsFromJuly2026Offering" xlink:label="NetProceedsFromJuly2026Offering" xlink:title="NetProceedsFromJuly2026Offering" />
    <link:label xlink:type="resource" xlink:label="label_NetProceedsFromJuly2026Offering" xlink:role="http://www.xbrl.org/2003/role/label" xlink:title="label_NetProceedsFromJuly2026Offering" xml:lang="en-US" id="label_NetProceedsFromJuly2026Offering">Net Proceeds From July 2026 Offering</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="NetProceedsFromJuly2026Offering" xlink:to="label_NetProceedsFromJuly2026Offering" xlink:title="Label : NetProceedsFromJuly2026Offering to label_NetProceedsFromJuly2026Offering" />
    <link:label xlink:type="resource" xlink:label="label_NetProceedsFromJuly2026Offering_1" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:title="label_NetProceedsFromJuly2026Offering_1" xml:lang="en-US" id="label_NetProceedsFromJuly2026Offering_1">Net Proceeds from July 2026 Offering</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="NetProceedsFromJuly2026Offering" xlink:to="label_NetProceedsFromJuly2026Offering_1" xlink:title="Label : NetProceedsFromJuly2026Offering to label_NetProceedsFromJuly2026Offering_1" />
    <link:label xlink:type="resource" xlink:label="label_NetProceedsFromJuly2026Offering_2" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:title="label_NetProceedsFromJuly2026Offering_2" xml:lang="en-US" id="label_NetProceedsFromJuly2026Offering_2">The amount of net proceeds from july 2026 offering.</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="NetProceedsFromJuly2026Offering" xlink:to="label_NetProceedsFromJuly2026Offering_2" xlink:title="Label : NetProceedsFromJuly2026Offering to label_NetProceedsFromJuly2026Offering_2" />
    <link:loc xlink:type="locator" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_ClassOfWarrantOrRightNumberOfSecuritiesCalledByWarrantsOrRights" xlink:label="ClassOfWarrantOrRightNumberOfSecuritiesCalledByWarrantsOrRights" xlink:title="ClassOfWarrantOrRightNumberOfSecuritiesCalledByWarrantsOrRights" />
    <link:label xlink:type="resource" xlink:label="label_ClassOfWarrantOrRightNumberOfSecuritiesCalledByWarrantsOrRights" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:title="label_ClassOfWarrantOrRightNumberOfSecuritiesCalledByWarrantsOrRights" xml:lang="en-US" id="label_ClassOfWarrantOrRightNumberOfSecuritiesCalledByWarrantsOrRights">Exercise of warrants</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="ClassOfWarrantOrRightNumberOfSecuritiesCalledByWarrantsOrRights" xlink:to="label_ClassOfWarrantOrRightNumberOfSecuritiesCalledByWarrantsOrRights" xlink:title="Label : ClassOfWarrantOrRightNumberOfSecuritiesCalledByWarrantsOrRights to label_ClassOfWarrantOrRightNumberOfSecuritiesCalledByWarrantsOrRights" />
    <link:label xlink:type="resource" xlink:label="label_ClassOfWarrantOrRightNumberOfSecuritiesCalledByWarrantsOrRights_1" xlink:role="http://www.xbrl.org/2003/role/label" xlink:title="label_ClassOfWarrantOrRightNumberOfSecuritiesCalledByWarrantsOrRights_1" xml:lang="en-US" id="label_ClassOfWarrantOrRightNumberOfSecuritiesCalledByWarrantsOrRights_1">Class of Warrant or Right, Number of Securities Called by Warrants or Rights</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="ClassOfWarrantOrRightNumberOfSecuritiesCalledByWarrantsOrRights" xlink:to="label_ClassOfWarrantOrRightNumberOfSecuritiesCalledByWarrantsOrRights_1" xlink:title="Label : ClassOfWarrantOrRightNumberOfSecuritiesCalledByWarrantsOrRights to label_ClassOfWarrantOrRightNumberOfSecuritiesCalledByWarrantsOrRights_1" />
    <link:label xlink:type="resource" xlink:label="label_ClassOfWarrantOrRightNumberOfSecuritiesCalledByWarrantsOrRights_2" xlink:role="http://www.xbrl.org/2003/role/verboseLabel" xlink:title="label_ClassOfWarrantOrRightNumberOfSecuritiesCalledByWarrantsOrRights_2" xml:lang="en-US" id="label_ClassOfWarrantOrRightNumberOfSecuritiesCalledByWarrantsOrRights_2">Warrant sale</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="ClassOfWarrantOrRightNumberOfSecuritiesCalledByWarrantsOrRights" xlink:to="label_ClassOfWarrantOrRightNumberOfSecuritiesCalledByWarrantsOrRights_2" xlink:title="Label : ClassOfWarrantOrRightNumberOfSecuritiesCalledByWarrantsOrRights to label_ClassOfWarrantOrRightNumberOfSecuritiesCalledByWarrantsOrRights_2" />
    <link:loc xlink:type="locator" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_InterestIncomeExpenseNonoperatingNet" xlink:label="InterestIncomeExpenseNonoperatingNet" xlink:title="InterestIncomeExpenseNonoperatingNet" />
    <link:label xlink:type="resource" xlink:label="label_InterestIncomeExpenseNonoperatingNet" xlink:role="http://www.xbrl.org/2003/role/totalLabel" xlink:title="label_InterestIncomeExpenseNonoperatingNet" xml:lang="en-US" id="label_InterestIncomeExpenseNonoperatingNet">Total Interest and Other Income (Loss), net</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="InterestIncomeExpenseNonoperatingNet" xlink:to="label_InterestIncomeExpenseNonoperatingNet" xlink:title="Label : InterestIncomeExpenseNonoperatingNet to label_InterestIncomeExpenseNonoperatingNet" />
    <link:label xlink:type="resource" xlink:label="label_InterestIncomeExpenseNonoperatingNet_1" xlink:role="http://www.xbrl.org/2003/role/label" xlink:title="label_InterestIncomeExpenseNonoperatingNet_1" xml:lang="en-US" id="label_InterestIncomeExpenseNonoperatingNet_1">Interest Income (Expense), Nonoperating</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="InterestIncomeExpenseNonoperatingNet" xlink:to="label_InterestIncomeExpenseNonoperatingNet_1" xlink:title="Label : InterestIncomeExpenseNonoperatingNet to label_InterestIncomeExpenseNonoperatingNet_1" />
    <link:loc xlink:type="locator" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_ForeignCurrencyTransactionGainLossUnrealizedAfterTax" xlink:label="ForeignCurrencyTransactionGainLossUnrealizedAfterTax" xlink:title="ForeignCurrencyTransactionGainLossUnrealizedAfterTax" />
    <link:label xlink:type="resource" xlink:label="label_ForeignCurrencyTransactionGainLossUnrealizedAfterTax" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:title="label_ForeignCurrencyTransactionGainLossUnrealizedAfterTax" xml:lang="en-US" id="label_ForeignCurrencyTransactionGainLossUnrealizedAfterTax">Unrealized Foreign Currency Translation Gain</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="ForeignCurrencyTransactionGainLossUnrealizedAfterTax" xlink:to="label_ForeignCurrencyTransactionGainLossUnrealizedAfterTax" xlink:title="Label : ForeignCurrencyTransactionGainLossUnrealizedAfterTax to label_ForeignCurrencyTransactionGainLossUnrealizedAfterTax" />
    <link:label xlink:type="resource" xlink:label="label_ForeignCurrencyTransactionGainLossUnrealizedAfterTax_1" xlink:role="http://www.xbrl.org/2003/role/label" xlink:title="label_ForeignCurrencyTransactionGainLossUnrealizedAfterTax_1" xml:lang="en-US" id="label_ForeignCurrencyTransactionGainLossUnrealizedAfterTax_1">Unrealized Gain (Loss), Foreign Currency Transaction, after Tax</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="ForeignCurrencyTransactionGainLossUnrealizedAfterTax" xlink:to="label_ForeignCurrencyTransactionGainLossUnrealizedAfterTax_1" xlink:title="Label : ForeignCurrencyTransactionGainLossUnrealizedAfterTax to label_ForeignCurrencyTransactionGainLossUnrealizedAfterTax_1" />
    <link:loc xlink:type="locator" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_DerivativeGainLossOnDerivativeNet" xlink:label="DerivativeGainLossOnDerivativeNet" xlink:title="DerivativeGainLossOnDerivativeNet" />
    <link:label xlink:type="resource" xlink:label="label_DerivativeGainLossOnDerivativeNet" xlink:role="http://www.xbrl.org/2009/role/negatedLabel" xlink:title="label_DerivativeGainLossOnDerivativeNet" xml:lang="en-US" id="label_DerivativeGainLossOnDerivativeNet">Change in Fair Value of Derivative Liabilities</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="DerivativeGainLossOnDerivativeNet" xlink:to="label_DerivativeGainLossOnDerivativeNet" xlink:title="Label : DerivativeGainLossOnDerivativeNet to label_DerivativeGainLossOnDerivativeNet" />
    <link:label xlink:type="resource" xlink:label="label_DerivativeGainLossOnDerivativeNet_1" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:title="label_DerivativeGainLossOnDerivativeNet_1" xml:lang="en-US" id="label_DerivativeGainLossOnDerivativeNet_1">(Loss) on change in fair value of derivative liabilities</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="DerivativeGainLossOnDerivativeNet" xlink:to="label_DerivativeGainLossOnDerivativeNet_1" xlink:title="Label : DerivativeGainLossOnDerivativeNet to label_DerivativeGainLossOnDerivativeNet_1" />
    <link:label xlink:type="resource" xlink:label="label_DerivativeGainLossOnDerivativeNet_2" xlink:role="http://www.xbrl.org/2003/role/label" xlink:title="label_DerivativeGainLossOnDerivativeNet_2" xml:lang="en-US" id="label_DerivativeGainLossOnDerivativeNet_2">Derivative, Gain (Loss) on Derivative, Net</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="DerivativeGainLossOnDerivativeNet" xlink:to="label_DerivativeGainLossOnDerivativeNet_2" xlink:title="Label : DerivativeGainLossOnDerivativeNet to label_DerivativeGainLossOnDerivativeNet_2" />
    <link:loc xlink:type="locator" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_AdjustmentsToAdditionalPaidInCapitalStockIssuedIssuanceCosts" xlink:label="AdjustmentsToAdditionalPaidInCapitalStockIssuedIssuanceCosts" xlink:title="AdjustmentsToAdditionalPaidInCapitalStockIssuedIssuanceCosts" />
    <link:label xlink:type="resource" xlink:label="label_AdjustmentsToAdditionalPaidInCapitalStockIssuedIssuanceCosts" xlink:role="http://www.xbrl.org/2003/role/label" xlink:title="label_AdjustmentsToAdditionalPaidInCapitalStockIssuedIssuanceCosts" xml:lang="en-US" id="label_AdjustmentsToAdditionalPaidInCapitalStockIssuedIssuanceCosts">Adjustments to Additional Paid in Capital, Stock Issued, Issuance Costs</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="AdjustmentsToAdditionalPaidInCapitalStockIssuedIssuanceCosts" xlink:to="label_AdjustmentsToAdditionalPaidInCapitalStockIssuedIssuanceCosts" xlink:title="Label : AdjustmentsToAdditionalPaidInCapitalStockIssuedIssuanceCosts to label_AdjustmentsToAdditionalPaidInCapitalStockIssuedIssuanceCosts" />
    <link:label xlink:type="resource" xlink:label="label_AdjustmentsToAdditionalPaidInCapitalStockIssuedIssuanceCosts_1" xlink:role="http://www.xbrl.org/2009/role/negatedLabel" xlink:title="label_AdjustmentsToAdditionalPaidInCapitalStockIssuedIssuanceCosts_1" xml:lang="en-US" id="label_AdjustmentsToAdditionalPaidInCapitalStockIssuedIssuanceCosts_1">Settlement of accrued offering costs from ATM offering</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="AdjustmentsToAdditionalPaidInCapitalStockIssuedIssuanceCosts" xlink:to="label_AdjustmentsToAdditionalPaidInCapitalStockIssuedIssuanceCosts_1" xlink:title="Label : AdjustmentsToAdditionalPaidInCapitalStockIssuedIssuanceCosts to label_AdjustmentsToAdditionalPaidInCapitalStockIssuedIssuanceCosts_1" />
    <link:loc xlink:type="locator" xlink:href="sxtp-20260630.xsd#sxtp_PiramalMember" xlink:label="PiramalMember" xlink:title="PiramalMember" />
    <link:label xlink:type="resource" xlink:label="label_PiramalMember" xlink:role="http://www.xbrl.org/2003/role/label" xlink:title="label_PiramalMember" xml:lang="en-US" id="label_PiramalMember">Piramal [Member]</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="PiramalMember" xlink:to="label_PiramalMember" xlink:title="Label : PiramalMember to label_PiramalMember" />
    <link:label xlink:type="resource" xlink:label="label_PiramalMember_1" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:title="label_PiramalMember_1" xml:lang="en-US" id="label_PiramalMember_1">This member stands for information pertaining to "Piramal".</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="PiramalMember" xlink:to="label_PiramalMember_1" xlink:title="Label : PiramalMember to label_PiramalMember_1" />
    <link:label xlink:type="resource" xlink:label="label_PiramalMember_2" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:title="label_PiramalMember_2" xml:lang="en-US" id="label_PiramalMember_2">Piramal [Member]</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="PiramalMember" xlink:to="label_PiramalMember_2" xlink:title="Label : PiramalMember to label_PiramalMember_2" />
    <link:loc xlink:type="locator" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_PurchaseObligation" xlink:label="PurchaseObligation" xlink:title="PurchaseObligation" />
    <link:label xlink:type="resource" xlink:label="label_PurchaseObligation" xlink:role="http://www.xbrl.org/2003/role/label" xlink:title="label_PurchaseObligation" xml:lang="en-US" id="label_PurchaseObligation">Purchase Obligation</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="PurchaseObligation" xlink:to="label_PurchaseObligation" xlink:title="Label : PurchaseObligation to label_PurchaseObligation" />
    <link:label xlink:type="resource" xlink:label="label_PurchaseObligation_1" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:title="label_PurchaseObligation_1" xml:lang="en-US" id="label_PurchaseObligation_1">Purchase obligation</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="PurchaseObligation" xlink:to="label_PurchaseObligation_1" xlink:title="Label : PurchaseObligation to label_PurchaseObligation_1" />
    <link:loc xlink:type="locator" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_PurchaseObligationFutureMinimumPaymentsRemainderOfFiscalYear" xlink:label="PurchaseObligationFutureMinimumPaymentsRemainderOfFiscalYear" xlink:title="PurchaseObligationFutureMinimumPaymentsRemainderOfFiscalYear" />
    <link:label xlink:type="resource" xlink:label="label_PurchaseObligationFutureMinimumPaymentsRemainderOfFiscalYear" xlink:role="http://www.xbrl.org/2003/role/label" xlink:title="label_PurchaseObligationFutureMinimumPaymentsRemainderOfFiscalYear" xml:lang="en-US" id="label_PurchaseObligationFutureMinimumPaymentsRemainderOfFiscalYear">Purchase Obligation, to be Paid, Remainder of Fiscal Year</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="PurchaseObligationFutureMinimumPaymentsRemainderOfFiscalYear" xlink:to="label_PurchaseObligationFutureMinimumPaymentsRemainderOfFiscalYear" xlink:title="Label : PurchaseObligationFutureMinimumPaymentsRemainderOfFiscalYear to label_PurchaseObligationFutureMinimumPaymentsRemainderOfFiscalYear" />
    <link:label xlink:type="resource" xlink:label="label_PurchaseObligationFutureMinimumPaymentsRemainderOfFiscalYear_1" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:title="label_PurchaseObligationFutureMinimumPaymentsRemainderOfFiscalYear_1" xml:lang="en-US" id="label_PurchaseObligationFutureMinimumPaymentsRemainderOfFiscalYear_1">Purchase obligation, around december 2026</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="PurchaseObligationFutureMinimumPaymentsRemainderOfFiscalYear" xlink:to="label_PurchaseObligationFutureMinimumPaymentsRemainderOfFiscalYear_1" xlink:title="Label : PurchaseObligationFutureMinimumPaymentsRemainderOfFiscalYear to label_PurchaseObligationFutureMinimumPaymentsRemainderOfFiscalYear_1" />
    <link:loc xlink:type="locator" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_PurchaseObligationDueInNextTwelveMonths" xlink:label="PurchaseObligationDueInNextTwelveMonths" xlink:title="PurchaseObligationDueInNextTwelveMonths" />
    <link:label xlink:type="resource" xlink:label="label_PurchaseObligationDueInNextTwelveMonths" xlink:role="http://www.xbrl.org/2003/role/label" xlink:title="label_PurchaseObligationDueInNextTwelveMonths" xml:lang="en-US" id="label_PurchaseObligationDueInNextTwelveMonths">Purchase Obligation, to be Paid, Year One</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="PurchaseObligationDueInNextTwelveMonths" xlink:to="label_PurchaseObligationDueInNextTwelveMonths" xlink:title="Label : PurchaseObligationDueInNextTwelveMonths to label_PurchaseObligationDueInNextTwelveMonths" />
    <link:label xlink:type="resource" xlink:label="label_PurchaseObligationDueInNextTwelveMonths_1" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:title="label_PurchaseObligationDueInNextTwelveMonths_1" xml:lang="en-US" id="label_PurchaseObligationDueInNextTwelveMonths_1">Purchase obligation, march 2027</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="PurchaseObligationDueInNextTwelveMonths" xlink:to="label_PurchaseObligationDueInNextTwelveMonths_1" xlink:title="Label : PurchaseObligationDueInNextTwelveMonths to label_PurchaseObligationDueInNextTwelveMonths_1" />
    <link:loc xlink:type="locator" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_LongTermDebtMaturitiesRepaymentsOfPrincipalRemainderOfFiscalYear" xlink:label="LongTermDebtMaturitiesRepaymentsOfPrincipalRemainderOfFiscalYear" xlink:title="LongTermDebtMaturitiesRepaymentsOfPrincipalRemainderOfFiscalYear" />
    <link:label xlink:type="resource" xlink:label="label_LongTermDebtMaturitiesRepaymentsOfPrincipalRemainderOfFiscalYear" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:title="label_LongTermDebtMaturitiesRepaymentsOfPrincipalRemainderOfFiscalYear" xml:lang="en-US" id="label_LongTermDebtMaturitiesRepaymentsOfPrincipalRemainderOfFiscalYear">2026 (remaining six months)</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="LongTermDebtMaturitiesRepaymentsOfPrincipalRemainderOfFiscalYear" xlink:to="label_LongTermDebtMaturitiesRepaymentsOfPrincipalRemainderOfFiscalYear" xlink:title="Label : LongTermDebtMaturitiesRepaymentsOfPrincipalRemainderOfFiscalYear to label_LongTermDebtMaturitiesRepaymentsOfPrincipalRemainderOfFiscalYear" />
    <link:label xlink:type="resource" xlink:label="label_LongTermDebtMaturitiesRepaymentsOfPrincipalRemainderOfFiscalYear_1" xlink:role="http://www.xbrl.org/2003/role/label" xlink:title="label_LongTermDebtMaturitiesRepaymentsOfPrincipalRemainderOfFiscalYear_1" xml:lang="en-US" id="label_LongTermDebtMaturitiesRepaymentsOfPrincipalRemainderOfFiscalYear_1">Long-Term Debt, Maturity, Remainder of Fiscal Year</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="LongTermDebtMaturitiesRepaymentsOfPrincipalRemainderOfFiscalYear" xlink:to="label_LongTermDebtMaturitiesRepaymentsOfPrincipalRemainderOfFiscalYear_1" xlink:title="Label : LongTermDebtMaturitiesRepaymentsOfPrincipalRemainderOfFiscalYear to label_LongTermDebtMaturitiesRepaymentsOfPrincipalRemainderOfFiscalYear_1" />
    <link:loc xlink:type="locator" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_ScheduleOfAccountsPayableAndAccruedLiabilitiesTableTextBlock" xlink:label="ScheduleOfAccountsPayableAndAccruedLiabilitiesTableTextBlock" xlink:title="ScheduleOfAccountsPayableAndAccruedLiabilitiesTableTextBlock" />
    <link:label xlink:type="resource" xlink:label="label_ScheduleOfAccountsPayableAndAccruedLiabilitiesTableTextBlock" xlink:role="http://www.xbrl.org/2003/role/label" xlink:title="label_ScheduleOfAccountsPayableAndAccruedLiabilitiesTableTextBlock" xml:lang="en-US" id="label_ScheduleOfAccountsPayableAndAccruedLiabilitiesTableTextBlock">Schedule of Accounts Payable and Accrued Liabilities [Table Text Block]</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="ScheduleOfAccountsPayableAndAccruedLiabilitiesTableTextBlock" xlink:to="label_ScheduleOfAccountsPayableAndAccruedLiabilitiesTableTextBlock" xlink:title="Label : ScheduleOfAccountsPayableAndAccruedLiabilitiesTableTextBlock to label_ScheduleOfAccountsPayableAndAccruedLiabilitiesTableTextBlock" />
    <link:label xlink:type="resource" xlink:label="label_ScheduleOfAccountsPayableAndAccruedLiabilitiesTableTextBlock_1" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:title="label_ScheduleOfAccountsPayableAndAccruedLiabilitiesTableTextBlock_1" xml:lang="en-US" id="label_ScheduleOfAccountsPayableAndAccruedLiabilitiesTableTextBlock_1">Schedule of Accounts Payable and Accrued Liabilities [Table Text Block]</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="ScheduleOfAccountsPayableAndAccruedLiabilitiesTableTextBlock" xlink:to="label_ScheduleOfAccountsPayableAndAccruedLiabilitiesTableTextBlock_1" xlink:title="Label : ScheduleOfAccountsPayableAndAccruedLiabilitiesTableTextBlock to label_ScheduleOfAccountsPayableAndAccruedLiabilitiesTableTextBlock_1" />
    <link:loc xlink:type="locator" xlink:href="sxtp-20260630.xsd#sxtp_AccruedClinicalTrialExpensesCurrent" xlink:label="AccruedClinicalTrialExpensesCurrent" xlink:title="AccruedClinicalTrialExpensesCurrent" />
    <link:label xlink:type="resource" xlink:label="label_AccruedClinicalTrialExpensesCurrent" xlink:role="http://www.xbrl.org/2003/role/label" xlink:title="label_AccruedClinicalTrialExpensesCurrent" xml:lang="en-US" id="label_AccruedClinicalTrialExpensesCurrent">Accrued Clinical Trial Expenses Current</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="AccruedClinicalTrialExpensesCurrent" xlink:to="label_AccruedClinicalTrialExpensesCurrent" xlink:title="Label : AccruedClinicalTrialExpensesCurrent to label_AccruedClinicalTrialExpensesCurrent" />
    <link:label xlink:type="resource" xlink:label="label_AccruedClinicalTrialExpensesCurrent_1" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:title="label_AccruedClinicalTrialExpensesCurrent_1" xml:lang="en-US" id="label_AccruedClinicalTrialExpensesCurrent_1">Carrying value as of the balance sheet date of obligations incurred through that date and payable for accrued clinical trial expenses. Used to reflect the current portion of the liabilities (due within one year or within the normal operating cycle if longer).</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="AccruedClinicalTrialExpensesCurrent" xlink:to="label_AccruedClinicalTrialExpensesCurrent_1" xlink:title="Label : AccruedClinicalTrialExpensesCurrent to label_AccruedClinicalTrialExpensesCurrent_1" />
    <link:label xlink:type="resource" xlink:label="label_AccruedClinicalTrialExpensesCurrent_2" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:title="label_AccruedClinicalTrialExpensesCurrent_2" xml:lang="en-US" id="label_AccruedClinicalTrialExpensesCurrent_2">Accrued clinical trial expenses</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="AccruedClinicalTrialExpensesCurrent" xlink:to="label_AccruedClinicalTrialExpensesCurrent_2" xlink:title="Label : AccruedClinicalTrialExpensesCurrent to label_AccruedClinicalTrialExpensesCurrent_2" />
    <link:loc xlink:type="locator" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_AccruedProfessionalFeesCurrent" xlink:label="AccruedProfessionalFeesCurrent" xlink:title="AccruedProfessionalFeesCurrent" />
    <link:label xlink:type="resource" xlink:label="label_AccruedProfessionalFeesCurrent" xlink:role="http://www.xbrl.org/2003/role/label" xlink:title="label_AccruedProfessionalFeesCurrent" xml:lang="en-US" id="label_AccruedProfessionalFeesCurrent">Accrued Professional Fees, Current</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="AccruedProfessionalFeesCurrent" xlink:to="label_AccruedProfessionalFeesCurrent" xlink:title="Label : AccruedProfessionalFeesCurrent to label_AccruedProfessionalFeesCurrent" />
    <link:label xlink:type="resource" xlink:label="label_AccruedProfessionalFeesCurrent_1" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:title="label_AccruedProfessionalFeesCurrent_1" xml:lang="en-US" id="label_AccruedProfessionalFeesCurrent_1">Accrued professional fees</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="AccruedProfessionalFeesCurrent" xlink:to="label_AccruedProfessionalFeesCurrent_1" xlink:title="Label : AccruedProfessionalFeesCurrent to label_AccruedProfessionalFeesCurrent_1" />
    <link:loc xlink:type="locator" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_EmployeeRelatedLiabilitiesCurrent" xlink:label="EmployeeRelatedLiabilitiesCurrent" xlink:title="EmployeeRelatedLiabilitiesCurrent" />
    <link:label xlink:type="resource" xlink:label="label_EmployeeRelatedLiabilitiesCurrent" xlink:role="http://www.xbrl.org/2003/role/label" xlink:title="label_EmployeeRelatedLiabilitiesCurrent" xml:lang="en-US" id="label_EmployeeRelatedLiabilitiesCurrent">Employee-related Liabilities, Current</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="EmployeeRelatedLiabilitiesCurrent" xlink:to="label_EmployeeRelatedLiabilitiesCurrent" xlink:title="Label : EmployeeRelatedLiabilitiesCurrent to label_EmployeeRelatedLiabilitiesCurrent" />
    <link:label xlink:type="resource" xlink:label="label_EmployeeRelatedLiabilitiesCurrent_1" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:title="label_EmployeeRelatedLiabilitiesCurrent_1" xml:lang="en-US" id="label_EmployeeRelatedLiabilitiesCurrent_1">Accrued compensation and benefits</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="EmployeeRelatedLiabilitiesCurrent" xlink:to="label_EmployeeRelatedLiabilitiesCurrent_1" xlink:title="Label : EmployeeRelatedLiabilitiesCurrent to label_EmployeeRelatedLiabilitiesCurrent_1" />
    <link:loc xlink:type="locator" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_AccruedRoyaltiesCurrent" xlink:label="AccruedRoyaltiesCurrent" xlink:title="AccruedRoyaltiesCurrent" />
    <link:label xlink:type="resource" xlink:label="label_AccruedRoyaltiesCurrent" xlink:role="http://www.xbrl.org/2003/role/label" xlink:title="label_AccruedRoyaltiesCurrent" xml:lang="en-US" id="label_AccruedRoyaltiesCurrent">Accrued Royalties, Current</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="AccruedRoyaltiesCurrent" xlink:to="label_AccruedRoyaltiesCurrent" xlink:title="Label : AccruedRoyaltiesCurrent to label_AccruedRoyaltiesCurrent" />
    <link:label xlink:type="resource" xlink:label="label_AccruedRoyaltiesCurrent_1" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:title="label_AccruedRoyaltiesCurrent_1" xml:lang="en-US" id="label_AccruedRoyaltiesCurrent_1">Accrued royalties</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="AccruedRoyaltiesCurrent" xlink:to="label_AccruedRoyaltiesCurrent_1" xlink:title="Label : AccruedRoyaltiesCurrent to label_AccruedRoyaltiesCurrent_1" />
    <link:loc xlink:type="locator" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_OtherAccruedLiabilitiesCurrent" xlink:label="OtherAccruedLiabilitiesCurrent" xlink:title="OtherAccruedLiabilitiesCurrent" />
    <link:label xlink:type="resource" xlink:label="label_OtherAccruedLiabilitiesCurrent" xlink:role="http://www.xbrl.org/2003/role/label" xlink:title="label_OtherAccruedLiabilitiesCurrent" xml:lang="en-US" id="label_OtherAccruedLiabilitiesCurrent">Other Accrued Liabilities, Current</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="OtherAccruedLiabilitiesCurrent" xlink:to="label_OtherAccruedLiabilitiesCurrent" xlink:title="Label : OtherAccruedLiabilitiesCurrent to label_OtherAccruedLiabilitiesCurrent" />
    <link:label xlink:type="resource" xlink:label="label_OtherAccruedLiabilitiesCurrent_1" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:title="label_OtherAccruedLiabilitiesCurrent_1" xml:lang="en-US" id="label_OtherAccruedLiabilitiesCurrent_1">Accrued other</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="OtherAccruedLiabilitiesCurrent" xlink:to="label_OtherAccruedLiabilitiesCurrent_1" xlink:title="Label : OtherAccruedLiabilitiesCurrent to label_OtherAccruedLiabilitiesCurrent_1" />
    <link:loc xlink:type="locator" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_AccruedRoyaltiesCurrentAndNoncurrent" xlink:label="AccruedRoyaltiesCurrentAndNoncurrent" xlink:title="AccruedRoyaltiesCurrentAndNoncurrent" />
    <link:label xlink:type="resource" xlink:label="label_AccruedRoyaltiesCurrentAndNoncurrent" xlink:role="http://www.xbrl.org/2003/role/label" xlink:title="label_AccruedRoyaltiesCurrentAndNoncurrent" xml:lang="en-US" id="label_AccruedRoyaltiesCurrentAndNoncurrent">Accrued Royalties</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="AccruedRoyaltiesCurrentAndNoncurrent" xlink:to="label_AccruedRoyaltiesCurrentAndNoncurrent" xlink:title="Label : AccruedRoyaltiesCurrentAndNoncurrent to label_AccruedRoyaltiesCurrentAndNoncurrent" />
    <link:label xlink:type="resource" xlink:label="label_AccruedRoyaltiesCurrentAndNoncurrent_1" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:title="label_AccruedRoyaltiesCurrentAndNoncurrent_1" xml:lang="en-US" id="label_AccruedRoyaltiesCurrentAndNoncurrent_1">Accrued royalties</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="AccruedRoyaltiesCurrentAndNoncurrent" xlink:to="label_AccruedRoyaltiesCurrentAndNoncurrent_1" xlink:title="Label : AccruedRoyaltiesCurrentAndNoncurrent to label_AccruedRoyaltiesCurrentAndNoncurrent_1" />
    <link:loc xlink:type="locator" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_CommonStockMember" xlink:label="CommonStockMember" xlink:title="CommonStockMember" />
    <link:label xlink:type="resource" xlink:label="label_CommonStockMember" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:title="label_CommonStockMember" xml:lang="en-US" id="label_CommonStockMember">Common Stock</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="CommonStockMember" xlink:to="label_CommonStockMember" xlink:title="Label : CommonStockMember to label_CommonStockMember" />
    <link:label xlink:type="resource" xlink:label="label_CommonStockMember_1" xlink:role="http://www.xbrl.org/2003/role/verboseLabel" xlink:title="label_CommonStockMember_1" xml:lang="en-US" id="label_CommonStockMember_1">Common Stock, par value $0.0001 per share</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="CommonStockMember" xlink:to="label_CommonStockMember_1" xlink:title="Label : CommonStockMember to label_CommonStockMember_1" />
    <link:label xlink:type="resource" xlink:label="label_CommonStockMember_2" xlink:role="http://www.xbrl.org/2003/role/label" xlink:title="label_CommonStockMember_2" xml:lang="en-US" id="label_CommonStockMember_2">Common Stock [Member]</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="CommonStockMember" xlink:to="label_CommonStockMember_2" xlink:title="Label : CommonStockMember to label_CommonStockMember_2" />
    <link:loc xlink:type="locator" xlink:href="sxtp-20260630.xsd#sxtp_SBAEIDLincludingAccruedInterestCurrent" xlink:label="SBAEIDLincludingAccruedInterestCurrent" xlink:title="SBAEIDLincludingAccruedInterestCurrent" />
    <link:label xlink:type="resource" xlink:label="label_SBAEIDLincludingAccruedInterestCurrent" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:title="label_SBAEIDLincludingAccruedInterestCurrent" xml:lang="en-US" id="label_SBAEIDLincludingAccruedInterestCurrent">SBA EIDL (including accrued interest) (Note 8)</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="SBAEIDLincludingAccruedInterestCurrent" xlink:to="label_SBAEIDLincludingAccruedInterestCurrent" xlink:title="Label : SBAEIDLincludingAccruedInterestCurrent to label_SBAEIDLincludingAccruedInterestCurrent" />
    <link:label xlink:type="resource" xlink:label="label_SBAEIDLincludingAccruedInterestCurrent_1" xlink:role="http://www.xbrl.org/2003/role/verboseLabel" xlink:title="label_SBAEIDLincludingAccruedInterestCurrent_1" xml:lang="en-US" id="label_SBAEIDLincludingAccruedInterestCurrent_1">Company&#x2019;s debt</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="SBAEIDLincludingAccruedInterestCurrent" xlink:to="label_SBAEIDLincludingAccruedInterestCurrent_1" xlink:title="Label : SBAEIDLincludingAccruedInterestCurrent to label_SBAEIDLincludingAccruedInterestCurrent_1" />
    <link:label xlink:type="resource" xlink:label="label_SBAEIDLincludingAccruedInterestCurrent_2" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:title="label_SBAEIDLincludingAccruedInterestCurrent_2" xml:lang="en-US" id="label_SBAEIDLincludingAccruedInterestCurrent_2">Represents the amount of SBA EIDL including accrued interest payable.</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="SBAEIDLincludingAccruedInterestCurrent" xlink:to="label_SBAEIDLincludingAccruedInterestCurrent_2" xlink:title="Label : SBAEIDLincludingAccruedInterestCurrent to label_SBAEIDLincludingAccruedInterestCurrent_2" />
    <link:label xlink:type="resource" xlink:label="label_SBAEIDLincludingAccruedInterestCurrent_3" xlink:role="http://www.xbrl.org/2003/role/label" xlink:title="label_SBAEIDLincludingAccruedInterestCurrent_3" xml:lang="en-US" id="label_SBAEIDLincludingAccruedInterestCurrent_3">SBAEIDLincluding Accrued Interest Current</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="SBAEIDLincludingAccruedInterestCurrent" xlink:to="label_SBAEIDLincludingAccruedInterestCurrent_3" xlink:title="Label : SBAEIDLincludingAccruedInterestCurrent to label_SBAEIDLincludingAccruedInterestCurrent_3" />
    <link:loc xlink:type="locator" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_DerivativeLiabilitiesCurrent" xlink:label="DerivativeLiabilitiesCurrent" xlink:title="DerivativeLiabilitiesCurrent" />
    <link:label xlink:type="resource" xlink:label="label_DerivativeLiabilitiesCurrent" xlink:role="http://www.xbrl.org/2003/role/periodStartLabel" xlink:title="label_DerivativeLiabilitiesCurrent" xml:lang="en-US" id="label_DerivativeLiabilitiesCurrent">Beginning balance</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="DerivativeLiabilitiesCurrent" xlink:to="label_DerivativeLiabilitiesCurrent" xlink:title="Label : DerivativeLiabilitiesCurrent to label_DerivativeLiabilitiesCurrent" />
    <link:label xlink:type="resource" xlink:label="label_DerivativeLiabilitiesCurrent_1" xlink:role="http://www.xbrl.org/2003/role/periodEndLabel" xlink:title="label_DerivativeLiabilitiesCurrent_1" xml:lang="en-US" id="label_DerivativeLiabilitiesCurrent_1">Ending balance</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="DerivativeLiabilitiesCurrent" xlink:to="label_DerivativeLiabilitiesCurrent_1" xlink:title="Label : DerivativeLiabilitiesCurrent to label_DerivativeLiabilitiesCurrent_1" />
    <link:label xlink:type="resource" xlink:label="label_DerivativeLiabilitiesCurrent_2" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:title="label_DerivativeLiabilitiesCurrent_2" xml:lang="en-US" id="label_DerivativeLiabilitiesCurrent_2">Derivative Liabilities (Note 9)</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="DerivativeLiabilitiesCurrent" xlink:to="label_DerivativeLiabilitiesCurrent_2" xlink:title="Label : DerivativeLiabilitiesCurrent to label_DerivativeLiabilitiesCurrent_2" />
    <link:label xlink:type="resource" xlink:label="label_DerivativeLiabilitiesCurrent_3" xlink:role="http://www.xbrl.org/2003/role/verboseLabel" xlink:title="label_DerivativeLiabilitiesCurrent_3" xml:lang="en-US" id="label_DerivativeLiabilitiesCurrent_3">Total derivative liabilities</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="DerivativeLiabilitiesCurrent" xlink:to="label_DerivativeLiabilitiesCurrent_3" xlink:title="Label : DerivativeLiabilitiesCurrent to label_DerivativeLiabilitiesCurrent_3" />
    <link:label xlink:type="resource" xlink:label="label_DerivativeLiabilitiesCurrent_4" xlink:role="http://www.xbrl.org/2003/role/label" xlink:title="label_DerivativeLiabilitiesCurrent_4" xml:lang="en-US" id="label_DerivativeLiabilitiesCurrent_4">Derivative Liability, Current</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="DerivativeLiabilitiesCurrent" xlink:to="label_DerivativeLiabilitiesCurrent_4" xlink:title="Label : DerivativeLiabilitiesCurrent to label_DerivativeLiabilitiesCurrent_4" />
    <link:loc xlink:type="locator" xlink:href="sxtp-20260630.xsd#sxtp_SBAEIDLincludingAccruedInterestNonCurrent" xlink:label="SBAEIDLincludingAccruedInterestNonCurrent" xlink:title="SBAEIDLincludingAccruedInterestNonCurrent" />
    <link:label xlink:type="resource" xlink:label="label_SBAEIDLincludingAccruedInterestNonCurrent" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:title="label_SBAEIDLincludingAccruedInterestNonCurrent" xml:lang="en-US" id="label_SBAEIDLincludingAccruedInterestNonCurrent">SBA EIDL (including accrued interest) (Note 8)</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="SBAEIDLincludingAccruedInterestNonCurrent" xlink:to="label_SBAEIDLincludingAccruedInterestNonCurrent" xlink:title="Label : SBAEIDLincludingAccruedInterestNonCurrent to label_SBAEIDLincludingAccruedInterestNonCurrent" />
    <link:label xlink:type="resource" xlink:label="label_SBAEIDLincludingAccruedInterestNonCurrent_1" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:title="label_SBAEIDLincludingAccruedInterestNonCurrent_1" xml:lang="en-US" id="label_SBAEIDLincludingAccruedInterestNonCurrent_1">Represents the amount of SBA EIDL including accrued interest long-term debt payable.</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="SBAEIDLincludingAccruedInterestNonCurrent" xlink:to="label_SBAEIDLincludingAccruedInterestNonCurrent_1" xlink:title="Label : SBAEIDLincludingAccruedInterestNonCurrent to label_SBAEIDLincludingAccruedInterestNonCurrent_1" />
    <link:label xlink:type="resource" xlink:label="label_SBAEIDLincludingAccruedInterestNonCurrent_2" xlink:role="http://www.xbrl.org/2003/role/label" xlink:title="label_SBAEIDLincludingAccruedInterestNonCurrent_2" xml:lang="en-US" id="label_SBAEIDLincludingAccruedInterestNonCurrent_2">SBAEIDLincluding Accrued Interest Non Current</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="SBAEIDLincludingAccruedInterestNonCurrent" xlink:to="label_SBAEIDLincludingAccruedInterestNonCurrent_2" xlink:title="Label : SBAEIDLincludingAccruedInterestNonCurrent to label_SBAEIDLincludingAccruedInterestNonCurrent_2" />
    <link:loc xlink:type="locator" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_CommitmentsAndContingencies" xlink:label="CommitmentsAndContingencies" xlink:title="CommitmentsAndContingencies" />
    <link:label xlink:type="resource" xlink:label="label_CommitmentsAndContingencies" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:title="label_CommitmentsAndContingencies" xml:lang="en-US" id="label_CommitmentsAndContingencies">Commitments and Contingencies (Note 12)</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="CommitmentsAndContingencies" xlink:to="label_CommitmentsAndContingencies" xlink:title="Label : CommitmentsAndContingencies to label_CommitmentsAndContingencies" />
    <link:label xlink:type="resource" xlink:label="label_CommitmentsAndContingencies_1" xlink:role="http://www.xbrl.org/2003/role/label" xlink:title="label_CommitmentsAndContingencies_1" xml:lang="en-US" id="label_CommitmentsAndContingencies_1">Commitments and Contingencies</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="CommitmentsAndContingencies" xlink:to="label_CommitmentsAndContingencies_1" xlink:title="Label : CommitmentsAndContingencies to label_CommitmentsAndContingencies_1" />
    <link:loc xlink:type="locator" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_PreferredStockValue" xlink:label="PreferredStockValue" xlink:title="PreferredStockValue" />
    <link:label xlink:type="resource" xlink:label="label_PreferredStockValue" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:title="label_PreferredStockValue" xml:lang="en-US" id="label_PreferredStockValue">Series A Preferred Stock, $0.0001 par value, 1,000,000 shares authorized&#x37E; 76,480 and 76,480 shares issued and outstanding as of June 30, 2026 and December 31, 2025, respectively (Note 7)</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="PreferredStockValue" xlink:to="label_PreferredStockValue" xlink:title="Label : PreferredStockValue to label_PreferredStockValue" />
    <link:label xlink:type="resource" xlink:label="label_PreferredStockValue_1" xlink:role="http://www.xbrl.org/2003/role/label" xlink:title="label_PreferredStockValue_1" xml:lang="en-US" id="label_PreferredStockValue_1">Preferred Stock, Value, Issued</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="PreferredStockValue" xlink:to="label_PreferredStockValue_1" xlink:title="Label : PreferredStockValue to label_PreferredStockValue_1" />
    <link:loc xlink:type="locator" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_CommonStockValue" xlink:label="CommonStockValue" xlink:title="CommonStockValue" />
    <link:label xlink:type="resource" xlink:label="label_CommonStockValue" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:title="label_CommonStockValue" xml:lang="en-US" id="label_CommonStockValue">Common Stock, $0.0001 par value, 150,000,000 shares authorized&#x37E; 2,659,288 and 1,163,142 shares issued and outstanding as of Jun 30, 2026 and Dec 31, 2025, respectively (Note 7)</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="CommonStockValue" xlink:to="label_CommonStockValue" xlink:title="Label : CommonStockValue to label_CommonStockValue" />
    <link:label xlink:type="resource" xlink:label="label_CommonStockValue_1" xlink:role="http://www.xbrl.org/2003/role/label" xlink:title="label_CommonStockValue_1" xml:lang="en-US" id="label_CommonStockValue_1">Common Stock, Value, Issued</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="CommonStockValue" xlink:to="label_CommonStockValue_1" xlink:title="Label : CommonStockValue to label_CommonStockValue_1" />
    <link:loc xlink:type="locator" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_IncomeTaxExpenseBenefit" xlink:label="IncomeTaxExpenseBenefit" xlink:title="IncomeTaxExpenseBenefit" />
    <link:label xlink:type="resource" xlink:label="label_IncomeTaxExpenseBenefit" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:title="label_IncomeTaxExpenseBenefit" xml:lang="en-US" id="label_IncomeTaxExpenseBenefit">Provision for Income Taxes (Note 10)</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="IncomeTaxExpenseBenefit" xlink:to="label_IncomeTaxExpenseBenefit" xlink:title="Label : IncomeTaxExpenseBenefit to label_IncomeTaxExpenseBenefit" />
    <link:label xlink:type="resource" xlink:label="label_IncomeTaxExpenseBenefit_1" xlink:role="http://www.xbrl.org/2003/role/label" xlink:title="label_IncomeTaxExpenseBenefit_1" xml:lang="en-US" id="label_IncomeTaxExpenseBenefit_1">Income Tax Expense (Benefit)</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="IncomeTaxExpenseBenefit" xlink:to="label_IncomeTaxExpenseBenefit_1" xlink:title="Label : IncomeTaxExpenseBenefit to label_IncomeTaxExpenseBenefit_1" />
    <link:label xlink:type="resource" xlink:label="label_IncomeTaxExpenseBenefit_2" xlink:role="http://www.xbrl.org/2003/role/verboseLabel" xlink:title="label_IncomeTaxExpenseBenefit_2" xml:lang="en-US" id="label_IncomeTaxExpenseBenefit_2">Provision for income taxes</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="IncomeTaxExpenseBenefit" xlink:to="label_IncomeTaxExpenseBenefit_2" xlink:title="Label : IncomeTaxExpenseBenefit to label_IncomeTaxExpenseBenefit_2" />
    <link:loc xlink:type="locator" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_EquityAbstract" xlink:label="EquityAbstract" xlink:title="EquityAbstract" />
    <link:label xlink:type="resource" xlink:label="label_EquityAbstract" xlink:role="http://www.xbrl.org/2003/role/label" xlink:title="label_EquityAbstract" xml:lang="en-US" id="label_EquityAbstract">SHAREHOLDERS' EQUITY</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="EquityAbstract" xlink:to="label_EquityAbstract" xlink:title="Label : EquityAbstract to label_EquityAbstract" />
    <link:loc xlink:type="locator" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_StockholdersEquityNoteDisclosureTextBlock" xlink:label="StockholdersEquityNoteDisclosureTextBlock" xlink:title="StockholdersEquityNoteDisclosureTextBlock" />
    <link:label xlink:type="resource" xlink:label="label_StockholdersEquityNoteDisclosureTextBlock" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:title="label_StockholdersEquityNoteDisclosureTextBlock" xml:lang="en-US" id="label_StockholdersEquityNoteDisclosureTextBlock">SHAREHOLDERS' EQUITY</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="StockholdersEquityNoteDisclosureTextBlock" xlink:to="label_StockholdersEquityNoteDisclosureTextBlock" xlink:title="Label : StockholdersEquityNoteDisclosureTextBlock to label_StockholdersEquityNoteDisclosureTextBlock" />
    <link:label xlink:type="resource" xlink:label="label_StockholdersEquityNoteDisclosureTextBlock_1" xlink:role="http://www.xbrl.org/2003/role/label" xlink:title="label_StockholdersEquityNoteDisclosureTextBlock_1" xml:lang="en-US" id="label_StockholdersEquityNoteDisclosureTextBlock_1">Equity [Text Block]</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="StockholdersEquityNoteDisclosureTextBlock" xlink:to="label_StockholdersEquityNoteDisclosureTextBlock_1" xlink:title="Label : StockholdersEquityNoteDisclosureTextBlock to label_StockholdersEquityNoteDisclosureTextBlock_1" />
    <link:loc xlink:type="locator" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_PayablesAndAccrualsAbstract" xlink:label="PayablesAndAccrualsAbstract" xlink:title="PayablesAndAccrualsAbstract" />
    <link:label xlink:type="resource" xlink:label="label_PayablesAndAccrualsAbstract" xlink:role="http://www.xbrl.org/2003/role/label" xlink:title="label_PayablesAndAccrualsAbstract" xml:lang="en-US" id="label_PayablesAndAccrualsAbstract">ACCOUNTS PAYABLE AND ACCRUED EXPENSES</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="PayablesAndAccrualsAbstract" xlink:to="label_PayablesAndAccrualsAbstract" xlink:title="Label : PayablesAndAccrualsAbstract to label_PayablesAndAccrualsAbstract" />
    <link:loc xlink:type="locator" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_AccountsPayableAndAccruedLiabilitiesDisclosureTextBlock" xlink:label="AccountsPayableAndAccruedLiabilitiesDisclosureTextBlock" xlink:title="AccountsPayableAndAccruedLiabilitiesDisclosureTextBlock" />
    <link:label xlink:type="resource" xlink:label="label_AccountsPayableAndAccruedLiabilitiesDisclosureTextBlock" xlink:role="http://www.xbrl.org/2003/role/label" xlink:title="label_AccountsPayableAndAccruedLiabilitiesDisclosureTextBlock" xml:lang="en-US" id="label_AccountsPayableAndAccruedLiabilitiesDisclosureTextBlock">Accounts Payable and Accrued Liabilities Disclosure [Text Block]</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="AccountsPayableAndAccruedLiabilitiesDisclosureTextBlock" xlink:to="label_AccountsPayableAndAccruedLiabilitiesDisclosureTextBlock" xlink:title="Label : AccountsPayableAndAccruedLiabilitiesDisclosureTextBlock to label_AccountsPayableAndAccruedLiabilitiesDisclosureTextBlock" />
    <link:label xlink:type="resource" xlink:label="label_AccountsPayableAndAccruedLiabilitiesDisclosureTextBlock_1" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:title="label_AccountsPayableAndAccruedLiabilitiesDisclosureTextBlock_1" xml:lang="en-US" id="label_AccountsPayableAndAccruedLiabilitiesDisclosureTextBlock_1">ACCOUNTS PAYABLE AND ACCRUED EXPENSES</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="AccountsPayableAndAccruedLiabilitiesDisclosureTextBlock" xlink:to="label_AccountsPayableAndAccruedLiabilitiesDisclosureTextBlock_1" xlink:title="Label : AccountsPayableAndAccruedLiabilitiesDisclosureTextBlock to label_AccountsPayableAndAccruedLiabilitiesDisclosureTextBlock_1" />
    <link:loc xlink:type="locator" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_AccountsPayableAndAccruedLiabilitiesCurrent" xlink:label="AccountsPayableAndAccruedLiabilitiesCurrent" xlink:title="AccountsPayableAndAccruedLiabilitiesCurrent" />
    <link:label xlink:type="resource" xlink:label="label_AccountsPayableAndAccruedLiabilitiesCurrent" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:title="label_AccountsPayableAndAccruedLiabilitiesCurrent" xml:lang="en-US" id="label_AccountsPayableAndAccruedLiabilitiesCurrent">Accounts Payable and Accrued Expenses (Note 6)</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="AccountsPayableAndAccruedLiabilitiesCurrent" xlink:to="label_AccountsPayableAndAccruedLiabilitiesCurrent" xlink:title="Label : AccountsPayableAndAccruedLiabilitiesCurrent to label_AccountsPayableAndAccruedLiabilitiesCurrent" />
    <link:label xlink:type="resource" xlink:label="label_AccountsPayableAndAccruedLiabilitiesCurrent_1" xlink:role="http://www.xbrl.org/2003/role/verboseLabel" xlink:title="label_AccountsPayableAndAccruedLiabilitiesCurrent_1" xml:lang="en-US" id="label_AccountsPayableAndAccruedLiabilitiesCurrent_1">Accounts payable and accrued expenses</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="AccountsPayableAndAccruedLiabilitiesCurrent" xlink:to="label_AccountsPayableAndAccruedLiabilitiesCurrent_1" xlink:title="Label : AccountsPayableAndAccruedLiabilitiesCurrent to label_AccountsPayableAndAccruedLiabilitiesCurrent_1" />
    <link:label xlink:type="resource" xlink:label="label_AccountsPayableAndAccruedLiabilitiesCurrent_2" xlink:role="http://www.xbrl.org/2003/role/label" xlink:title="label_AccountsPayableAndAccruedLiabilitiesCurrent_2" xml:lang="en-US" id="label_AccountsPayableAndAccruedLiabilitiesCurrent_2">Accounts Payable and Accrued Liabilities, Current</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="AccountsPayableAndAccruedLiabilitiesCurrent" xlink:to="label_AccountsPayableAndAccruedLiabilitiesCurrent_2" xlink:title="Label : AccountsPayableAndAccruedLiabilitiesCurrent to label_AccountsPayableAndAccruedLiabilitiesCurrent_2" />
    <link:label xlink:type="resource" xlink:label="label_AccountsPayableAndAccruedLiabilitiesCurrent_3" xlink:role="http://www.xbrl.org/2003/role/totalLabel" xlink:title="label_AccountsPayableAndAccruedLiabilitiesCurrent_3" xml:lang="en-US" id="label_AccountsPayableAndAccruedLiabilitiesCurrent_3">Total Accounts payable and accrued expenses</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="AccountsPayableAndAccruedLiabilitiesCurrent" xlink:to="label_AccountsPayableAndAccruedLiabilitiesCurrent_3" xlink:title="Label : AccountsPayableAndAccruedLiabilitiesCurrent to label_AccountsPayableAndAccruedLiabilitiesCurrent_3" />
    <link:loc xlink:type="locator" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_ContractualObligationDueInNextTwelveMonths" xlink:label="ContractualObligationDueInNextTwelveMonths" xlink:title="ContractualObligationDueInNextTwelveMonths" />
    <link:label xlink:type="resource" xlink:label="label_ContractualObligationDueInNextTwelveMonths" xlink:role="http://www.xbrl.org/2003/role/label" xlink:title="label_ContractualObligationDueInNextTwelveMonths" xml:lang="en-US" id="label_ContractualObligationDueInNextTwelveMonths">Contractual Obligation, to be Paid, Year One</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="ContractualObligationDueInNextTwelveMonths" xlink:to="label_ContractualObligationDueInNextTwelveMonths" xlink:title="Label : ContractualObligationDueInNextTwelveMonths to label_ContractualObligationDueInNextTwelveMonths" />
    <link:label xlink:type="resource" xlink:label="label_ContractualObligationDueInNextTwelveMonths_1" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:title="label_ContractualObligationDueInNextTwelveMonths_1" xml:lang="en-US" id="label_ContractualObligationDueInNextTwelveMonths_1">Company&#x2019;s debt</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="ContractualObligationDueInNextTwelveMonths" xlink:to="label_ContractualObligationDueInNextTwelveMonths_1" xlink:title="Label : ContractualObligationDueInNextTwelveMonths to label_ContractualObligationDueInNextTwelveMonths_1" />
    <link:loc xlink:type="locator" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_StockIssuedDuringPeriodSharesRestrictedStockAwardNetOfForfeitures" xlink:label="StockIssuedDuringPeriodSharesRestrictedStockAwardNetOfForfeitures" xlink:title="StockIssuedDuringPeriodSharesRestrictedStockAwardNetOfForfeitures" />
    <link:label xlink:type="resource" xlink:label="label_StockIssuedDuringPeriodSharesRestrictedStockAwardNetOfForfeitures" xlink:role="http://www.xbrl.org/2003/role/label" xlink:title="label_StockIssuedDuringPeriodSharesRestrictedStockAwardNetOfForfeitures" xml:lang="en-US" id="label_StockIssuedDuringPeriodSharesRestrictedStockAwardNetOfForfeitures">Stock Issued During Period, Shares, Restricted Stock Award, Net of Forfeitures</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="StockIssuedDuringPeriodSharesRestrictedStockAwardNetOfForfeitures" xlink:to="label_StockIssuedDuringPeriodSharesRestrictedStockAwardNetOfForfeitures" xlink:title="Label : StockIssuedDuringPeriodSharesRestrictedStockAwardNetOfForfeitures to label_StockIssuedDuringPeriodSharesRestrictedStockAwardNetOfForfeitures" />
    <link:label xlink:type="resource" xlink:label="label_StockIssuedDuringPeriodSharesRestrictedStockAwardNetOfForfeitures_1" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:title="label_StockIssuedDuringPeriodSharesRestrictedStockAwardNetOfForfeitures_1" xml:lang="en-US" id="label_StockIssuedDuringPeriodSharesRestrictedStockAwardNetOfForfeitures_1">Issuance of common stock for granted restricted stock units (in Shares)</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="StockIssuedDuringPeriodSharesRestrictedStockAwardNetOfForfeitures" xlink:to="label_StockIssuedDuringPeriodSharesRestrictedStockAwardNetOfForfeitures_1" xlink:title="Label : StockIssuedDuringPeriodSharesRestrictedStockAwardNetOfForfeitures to label_StockIssuedDuringPeriodSharesRestrictedStockAwardNetOfForfeitures_1" />
    <link:loc xlink:type="locator" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_StockIssuedDuringPeriodValueRestrictedStockAwardNetOfForfeitures" xlink:label="StockIssuedDuringPeriodValueRestrictedStockAwardNetOfForfeitures" xlink:title="StockIssuedDuringPeriodValueRestrictedStockAwardNetOfForfeitures" />
    <link:label xlink:type="resource" xlink:label="label_StockIssuedDuringPeriodValueRestrictedStockAwardNetOfForfeitures" xlink:role="http://www.xbrl.org/2003/role/label" xlink:title="label_StockIssuedDuringPeriodValueRestrictedStockAwardNetOfForfeitures" xml:lang="en-US" id="label_StockIssuedDuringPeriodValueRestrictedStockAwardNetOfForfeitures">Stock Issued During Period, Value, Restricted Stock Award, Net of Forfeitures</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="StockIssuedDuringPeriodValueRestrictedStockAwardNetOfForfeitures" xlink:to="label_StockIssuedDuringPeriodValueRestrictedStockAwardNetOfForfeitures" xlink:title="Label : StockIssuedDuringPeriodValueRestrictedStockAwardNetOfForfeitures to label_StockIssuedDuringPeriodValueRestrictedStockAwardNetOfForfeitures" />
    <link:label xlink:type="resource" xlink:label="label_StockIssuedDuringPeriodValueRestrictedStockAwardNetOfForfeitures_1" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:title="label_StockIssuedDuringPeriodValueRestrictedStockAwardNetOfForfeitures_1" xml:lang="en-US" id="label_StockIssuedDuringPeriodValueRestrictedStockAwardNetOfForfeitures_1">Issuance of common stock for granted restricted stock units</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="StockIssuedDuringPeriodValueRestrictedStockAwardNetOfForfeitures" xlink:to="label_StockIssuedDuringPeriodValueRestrictedStockAwardNetOfForfeitures_1" xlink:title="Label : StockIssuedDuringPeriodValueRestrictedStockAwardNetOfForfeitures to label_StockIssuedDuringPeriodValueRestrictedStockAwardNetOfForfeitures_1" />
  </link:labelLink>
</link:linkbase>
