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  <xs:element id="dbvt_IssuanceOfCommonStockAuthorizedAmount" abstract="false" name="IssuanceOfCommonStockAuthorizedAmount" nillable="true" xbrli:periodType="instant" xbrli:balance="credit" substitutionGroup="xbrli:item" type="xbrli:monetaryItemType"/>
  <xs:element id="dbvt_CashEquivalentTermDeposits" abstract="false" name="CashEquivalentTermDeposits" nillable="true" xbrli:periodType="instant" xbrli:balance="debit" substitutionGroup="xbrli:item" type="xbrli:monetaryItemType"/>
  <xs:element id="dbvt_NumberOfEquityTransactions" abstract="false" name="NumberOfEquityTransactions" nillable="true" xbrli:periodType="duration" substitutionGroup="xbrli:item" type="xbrli:integerItemType"/>
  <xs:element id="dbvt_LaboratoryEquipmentMember" abstract="true" name="LaboratoryEquipmentMember" nillable="true" xbrli:periodType="duration" substitutionGroup="xbrli:item" type="dtr-types:domainItemType"/>
  <xs:element id="dbvt_FixtureAndInstallationMember" abstract="true" name="FixtureAndInstallationMember" nillable="true" xbrli:periodType="duration" substitutionGroup="xbrli:item" type="dtr-types:domainItemType"/>
  <xs:element id="dbvt_PropertyPlantAndEquipmentCurrencyTranslationEffectIncreaseDecrease" abstract="false" name="PropertyPlantAndEquipmentCurrencyTranslationEffectIncreaseDecrease" nillable="true" xbrli:periodType="duration" xbrli:balance="debit" substitutionGroup="xbrli:item" type="xbrli:monetaryItemType"/>
  <xs:element id="dbvt_AccumulatedDepreciationDepletionAndAmortizationCurrencyTranslationEffectIncreaseDecrease" abstract="false" name="AccumulatedDepreciationDepletionAndAmortizationCurrencyTranslationEffectIncreaseDecrease" nillable="true" xbrli:periodType="duration" xbrli:balance="credit" substitutionGroup="xbrli:item" type="xbrli:monetaryItemType"/>
  <xs:element id="dbvt_MovementInPropertyPlantAndEquipmentNetRollForward" abstract="true" name="MovementInPropertyPlantAndEquipmentNetRollForward" nillable="true" xbrli:periodType="duration" substitutionGroup="xbrli:item" type="xbrli:stringItemType"/>
  <xs:element id="dbvt_PropertyPlantAndEquipmentCurrencyTranslationEffectNet" abstract="false" name="PropertyPlantAndEquipmentCurrencyTranslationEffectNet" nillable="true" xbrli:periodType="duration" xbrli:balance="debit" substitutionGroup="xbrli:item" type="xbrli:monetaryItemType"/>
  <xs:element id="dbvt_PropertyPlantAndEquipmentIncreaseNet" abstract="false" name="PropertyPlantAndEquipmentIncreaseNet" nillable="true" xbrli:periodType="duration" xbrli:balance="debit" substitutionGroup="xbrli:item" type="xbrli:monetaryItemType"/>
  <xs:element id="dbvt_PropertyPlantAndEquipmentSaleOrDisposalNet" abstract="false" name="PropertyPlantAndEquipmentSaleOrDisposalNet" nillable="true" xbrli:periodType="duration" xbrli:balance="debit" substitutionGroup="xbrli:item" type="xbrli:monetaryItemType"/>
  <xs:element id="dbvt_DepositsPledgedSecuritiesAndOtherNonCurrentFinancialAssets" abstract="false" name="DepositsPledgedSecuritiesAndOtherNonCurrentFinancialAssets" nillable="true" xbrli:periodType="instant" xbrli:balance="debit" substitutionGroup="xbrli:item" type="xbrli:monetaryItemType"/>
  <xs:element id="dbvt_LiquidityContractNonCurrent" abstract="false" name="LiquidityContractNonCurrent" nillable="true" xbrli:periodType="instant" xbrli:balance="debit" substitutionGroup="xbrli:item" type="xbrli:monetaryItemType"/>
  <xs:element id="dbvt_ResearchTaxCredit" abstract="false" name="ResearchTaxCredit" nillable="true" xbrli:periodType="instant" xbrli:balance="debit" substitutionGroup="xbrli:item" type="xbrli:monetaryItemType"/>
  <xs:element id="dbvt_OtherReceivablesCurrent" abstract="false" name="OtherReceivablesCurrent" nillable="true" xbrli:periodType="instant" xbrli:balance="debit" substitutionGroup="xbrli:item" type="xbrli:monetaryItemType"/>
  <xs:element id="dbvt_ScheduleOfOtherAssetsTable" abstract="true" name="ScheduleOfOtherAssetsTable" nillable="true" xbrli:periodType="duration" substitutionGroup="xbrldt:hypercubeItem" type="xbrli:stringItemType"/>
  <xs:element id="dbvt_DirectorsAndOfficersMember" abstract="true" name="DirectorsAndOfficersMember" nillable="true" xbrli:periodType="duration" substitutionGroup="xbrli:item" type="dtr-types:domainItemType"/>
  <xs:element id="dbvt_ScheduleOfOtherAssetsLineItems" abstract="true" name="ScheduleOfOtherAssetsLineItems" nillable="true" xbrli:periodType="duration" substitutionGroup="xbrli:item" type="xbrli:stringItemType"/>
  <xs:element id="dbvt_ResearchTaxCreditPaymentReceived" abstract="false" name="ResearchTaxCreditPaymentReceived" nillable="true" xbrli:periodType="duration" xbrli:balance="credit" substitutionGroup="xbrli:item" type="xbrli:monetaryItemType"/>
  <xs:element id="dbvt_CreditNotesIssuedByCROs" abstract="false" name="CreditNotesIssuedByCROs" nillable="true" xbrli:periodType="instant" xbrli:balance="debit" substitutionGroup="xbrli:item" type="xbrli:monetaryItemType"/>
  <xs:element id="dbvt_ResearchTaxCreditReceivableRollForward" abstract="true" name="ResearchTaxCreditReceivableRollForward" nillable="true" xbrli:periodType="duration" substitutionGroup="xbrli:item" type="xbrli:stringItemType"/>
  <xs:element id="dbvt_ResearchTaxCreditReceivable" abstract="false" name="ResearchTaxCreditReceivable" nillable="true" xbrli:periodType="instant" xbrli:balance="debit" substitutionGroup="xbrli:item" type="xbrli:monetaryItemType"/>
  <xs:element id="dbvt_ResearchTaxCreditOperatingIncome" abstract="false" name="ResearchTaxCreditOperatingIncome" nillable="true" xbrli:periodType="duration" xbrli:balance="debit" substitutionGroup="xbrli:item" type="xbrli:monetaryItemType"/>
  <xs:element id="dbvt_ResearchTaxCreditAdjustmentAndCurrencyTranslationEffect" abstract="false" name="ResearchTaxCreditAdjustmentAndCurrencyTranslationEffect" nillable="true" xbrli:periodType="duration" xbrli:balance="debit" substitutionGroup="xbrli:item" type="xbrli:monetaryItemType"/>
  <xs:element id="dbvt_ResearchTaxCreditNonCurrent" abstract="false" name="ResearchTaxCreditNonCurrent" nillable="true" xbrli:periodType="instant" xbrli:balance="debit" substitutionGroup="xbrli:item" type="xbrli:monetaryItemType"/>
  <xs:element id="dbvt_ResearchTaxCreditCurrent" abstract="false" name="ResearchTaxCreditCurrent" nillable="true" xbrli:periodType="instant" xbrli:balance="debit" substitutionGroup="xbrli:item" type="xbrli:monetaryItemType"/>
  <xs:element id="dbvt_MovementInOperatingLeaseRightOfUseAssetRollForward" abstract="true" name="MovementInOperatingLeaseRightOfUseAssetRollForward" nillable="true" xbrli:periodType="duration" substitutionGroup="xbrli:item" type="xbrli:stringItemType"/>
  <xs:element id="dbvt_OperatingLeaseRightOfUseAssetAdditions" abstract="false" name="OperatingLeaseRightOfUseAssetAdditions" nillable="true" xbrli:periodType="duration" xbrli:balance="debit" substitutionGroup="xbrli:item" type="xbrli:monetaryItemType"/>
  <xs:element id="dbvt_OperatingLeaseRightOfUseAssetDecreaseThroughDepreciationAndAmortization" abstract="false" name="OperatingLeaseRightOfUseAssetDecreaseThroughDepreciationAndAmortization" nillable="true" xbrli:periodType="duration" xbrli:balance="credit" substitutionGroup="xbrli:item" type="xbrli:monetaryItemType"/>
  <xs:element id="dbvt_OperatingLeaseRightOfUseAssetForeignExchangeAndOtherMovements" abstract="false" name="OperatingLeaseRightOfUseAssetForeignExchangeAndOtherMovements" nillable="true" xbrli:periodType="duration" xbrli:balance="debit" substitutionGroup="xbrli:item" type="xbrli:monetaryItemType"/>
  <xs:element id="dbvt_LesseeOperatingLeaseLiabilityToBePaidDueAfterYearTwo" abstract="false" name="LesseeOperatingLeaseLiabilityToBePaidDueAfterYearTwo" nillable="true" xbrli:periodType="instant" xbrli:balance="credit" substitutionGroup="xbrli:item" type="xbrli:monetaryItemType"/>
  <xs:element id="dbvt_OperatingLeaseIncentivesCost" abstract="false" name="OperatingLeaseIncentivesCost" nillable="true" xbrli:periodType="duration" xbrli:balance="debit" substitutionGroup="xbrli:item" type="xbrli:monetaryItemType"/>
  <xs:element id="dbvt_SocialDebt" abstract="false" name="SocialDebt" nillable="true" xbrli:periodType="instant" xbrli:balance="credit" substitutionGroup="xbrli:item" type="xbrli:monetaryItemType"/>
  <xs:element id="dbvt_EquityTransactionAxis" abstract="true" name="EquityTransactionAxis" nillable="true" xbrli:periodType="duration" substitutionGroup="xbrldt:dimensionItem" type="xbrli:stringItemType"/>
  <xs:element id="dbvt_EquityTransactionDomain" abstract="true" name="EquityTransactionDomain" nillable="true" xbrli:periodType="duration" substitutionGroup="xbrli:item" type="dtr-types:domainItemType"/>
  <xs:element id="dbvt_RetainedEarningsChargedOnSharePremiumMember" abstract="true" name="RetainedEarningsChargedOnSharePremiumMember" nillable="true" xbrli:periodType="duration" substitutionGroup="xbrli:item" type="dtr-types:domainItemType"/>
  <xs:element id="dbvt_CapitalIncreaseByOrdinarySharesMember" abstract="true" name="CapitalIncreaseByOrdinarySharesMember" nillable="true" xbrli:periodType="duration" substitutionGroup="xbrli:item" type="dtr-types:domainItemType"/>
  <xs:element id="dbvt_CapitalIncreaseByEmployeeRSUMember" abstract="true" name="CapitalIncreaseByEmployeeRSUMember" nillable="true" xbrli:periodType="duration" substitutionGroup="xbrli:item" type="dtr-types:domainItemType"/>
  <xs:element id="dbvt_CapitalIncreaseByEmployeeStockOptionMember" abstract="true" name="CapitalIncreaseByEmployeeStockOptionMember" nillable="true" xbrli:periodType="duration" substitutionGroup="xbrli:item" type="dtr-types:domainItemType"/>
  <xs:element id="dbvt_ShareBasedPaymentsMember" abstract="true" name="ShareBasedPaymentsMember" nillable="true" xbrli:periodType="duration" substitutionGroup="xbrli:item" type="dtr-types:domainItemType"/>
  <xs:element id="dbvt_IssuanceOfWarrantsMember" abstract="true" name="IssuanceOfWarrantsMember" nillable="true" xbrli:periodType="duration" substitutionGroup="xbrli:item" type="dtr-types:domainItemType"/>
  <xs:element id="dbvt_CapitalIncreaseAxis" abstract="true" name="CapitalIncreaseAxis" nillable="true" xbrli:periodType="duration" substitutionGroup="xbrldt:dimensionItem" type="xbrli:stringItemType"/>
  <xs:element id="dbvt_CapitalIncreaseDomain" abstract="true" name="CapitalIncreaseDomain" nillable="true" xbrli:periodType="duration" substitutionGroup="xbrli:item" type="dtr-types:domainItemType"/>
  <xs:element id="dbvt_CapitalIncreaseOneMember" abstract="true" name="CapitalIncreaseOneMember" nillable="true" xbrli:periodType="duration" substitutionGroup="xbrli:item" type="dtr-types:domainItemType"/>
  <xs:element id="dbvt_CapitalIncreaseTwoMember" abstract="true" name="CapitalIncreaseTwoMember" nillable="true" xbrli:periodType="duration" substitutionGroup="xbrli:item" type="dtr-types:domainItemType"/>
  <xs:element id="dbvt_MaturityAxis" abstract="true" name="MaturityAxis" nillable="true" xbrli:periodType="duration" substitutionGroup="xbrldt:dimensionItem" type="xbrli:stringItemType"/>
  <xs:element id="dbvt_MaturityDomain" abstract="true" name="MaturityDomain" nillable="true" xbrli:periodType="duration" substitutionGroup="xbrli:item" type="dtr-types:domainItemType"/>
  <xs:element id="dbvt_LessThanAYearMember" abstract="true" name="LessThanAYearMember" nillable="true" xbrli:periodType="duration" substitutionGroup="xbrli:item" type="dtr-types:domainItemType"/>
  <xs:element id="dbvt_TranchesAxis" abstract="true" name="TranchesAxis" nillable="true" xbrli:periodType="duration" substitutionGroup="xbrldt:dimensionItem" type="xbrli:stringItemType"/>
  <xs:element id="dbvt_TranchesDomain" abstract="true" name="TranchesDomain" nillable="true" xbrli:periodType="duration" substitutionGroup="xbrli:item" type="dtr-types:domainItemType"/>
  <xs:element id="dbvt_Tranche1Member" abstract="true" name="Tranche1Member" nillable="true" xbrli:periodType="duration" substitutionGroup="xbrli:item" type="dtr-types:domainItemType"/>
  <xs:element id="dbvt_Tranche2Member" abstract="true" name="Tranche2Member" nillable="true" xbrli:periodType="duration" substitutionGroup="xbrli:item" type="dtr-types:domainItemType"/>
  <xs:element id="dbvt_PerformanceConditionAxis" abstract="true" name="PerformanceConditionAxis" nillable="true" xbrli:periodType="duration" substitutionGroup="xbrldt:dimensionItem" type="xbrli:stringItemType"/>
  <xs:element id="dbvt_PerformanceConditionDomain" abstract="true" name="PerformanceConditionDomain" nillable="true" xbrli:periodType="duration" substitutionGroup="xbrli:item" type="dtr-types:domainItemType"/>
  <xs:element id="dbvt_FDAApprovalChildrenAged4To7Member" abstract="true" name="FDAApprovalChildrenAged4To7Member" nillable="true" xbrli:periodType="duration" substitutionGroup="xbrli:item" type="dtr-types:domainItemType"/>
  <xs:element id="dbvt_FDAApprovalToddlersAged1To3Member" abstract="true" name="FDAApprovalToddlersAged1To3Member" nillable="true" xbrli:periodType="duration" substitutionGroup="xbrli:item" type="dtr-types:domainItemType"/>
  <xs:element id="dbvt_FDAApprovalBLACoveringBothChildrenAge4To7AndToddlersAged1To3Member" abstract="true" name="FDAApprovalBLACoveringBothChildrenAge4To7AndToddlersAged1To3Member" nillable="true" xbrli:periodType="duration" substitutionGroup="xbrli:item" type="dtr-types:domainItemType"/>
  <xs:element id="dbvt_ShareBasedCompensationArrangementByShareBasedPaymentAwardNumberOfAwards" abstract="false" name="ShareBasedCompensationArrangementByShareBasedPaymentAwardNumberOfAwards" nillable="true" xbrli:periodType="duration" substitutionGroup="xbrli:item" type="xbrli:integerItemType"/>
  <xs:element id="dbvt_ShareBasedCompensationArrangementByShareBasedPaymentAwardNumberOfTranches" abstract="false" name="ShareBasedCompensationArrangementByShareBasedPaymentAwardNumberOfTranches" nillable="true" xbrli:periodType="duration" substitutionGroup="xbrli:item" type="xbrli:integerItemType"/>
  <xs:element id="dbvt_ShareBasedCompensationArrangementByShareBasedPaymentAwardNumberOfInstalments" abstract="false" name="ShareBasedCompensationArrangementByShareBasedPaymentAwardNumberOfInstalments" nillable="true" xbrli:periodType="duration" substitutionGroup="xbrli:item" type="xbrli:integerItemType"/>
  <xs:element id="dbvt_ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsVestedInPeriod" abstract="false" name="ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsVestedInPeriod" nillable="true" xbrli:periodType="duration" substitutionGroup="xbrli:item" type="xbrli:sharesItemType"/>
  <xs:element id="dbvt_ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsForfeitedInPeriod" abstract="false" name="ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsForfeitedInPeriod" nillable="true" xbrli:periodType="duration" substitutionGroup="xbrli:item" type="xbrli:sharesItemType"/>
  <xs:element id="dbvt_ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsExpiredInPeriod" abstract="false" name="ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsExpiredInPeriod" nillable="true" xbrli:periodType="duration" substitutionGroup="xbrli:item" type="xbrli:sharesItemType"/>
  <xs:element id="dbvt_BSAWarrantsMember" abstract="true" name="BSAWarrantsMember" nillable="true" xbrli:periodType="duration" substitutionGroup="xbrli:item" type="dtr-types:domainItemType"/>
  <xs:element id="dbvt_ShareBasedCompensationArrangementByShareBasedPaymentAwardWarrantsInstrumentsOutstandingRollForward" abstract="true" name="ShareBasedCompensationArrangementByShareBasedPaymentAwardWarrantsInstrumentsOutstandingRollForward" nillable="true" xbrli:periodType="duration" substitutionGroup="xbrli:item" type="xbrli:stringItemType"/>
  <xs:element id="dbvt_ClassOfWarrantOrRightGrantedDuringPeriod" abstract="false" name="ClassOfWarrantOrRightGrantedDuringPeriod" nillable="true" xbrli:periodType="duration" substitutionGroup="xbrli:item" type="xbrli:sharesItemType"/>
  <xs:element id="dbvt_ClassOfWarrantOrRightExercisedDuringPeriod" abstract="false" name="ClassOfWarrantOrRightExercisedDuringPeriod" nillable="true" xbrli:periodType="duration" substitutionGroup="xbrli:item" type="xbrli:sharesItemType"/>
  <xs:element id="dbvt_ClassOfWarrantOrRightForfeitedDuringPeriod" abstract="false" name="ClassOfWarrantOrRightForfeitedDuringPeriod" nillable="true" xbrli:periodType="duration" substitutionGroup="xbrli:item" type="xbrli:sharesItemType"/>
  <xs:element id="dbvt_ClassOfWarrantOrRightExpiredDuringPeriod" abstract="false" name="ClassOfWarrantOrRightExpiredDuringPeriod" nillable="true" xbrli:periodType="duration" substitutionGroup="xbrli:item" type="xbrli:sharesItemType"/>
  <xs:element id="dbvt_OtherContingenciesMember" abstract="true" name="OtherContingenciesMember" nillable="true" xbrli:periodType="duration" substitutionGroup="xbrli:item" type="dtr-types:domainItemType"/>
  <xs:element id="dbvt_DefinedBenefitPlanBenefitObligationAndLossContingencyAccrualRollForward" abstract="true" name="DefinedBenefitPlanBenefitObligationAndLossContingencyAccrualRollForward" nillable="true" xbrli:periodType="duration" substitutionGroup="xbrli:item" type="xbrli:stringItemType"/>
  <xs:element id="dbvt_DefinedBenefitPlanBenefitObligationAndLossContingencyAccrual" abstract="false" name="DefinedBenefitPlanBenefitObligationAndLossContingencyAccrual" nillable="true" xbrli:periodType="instant" xbrli:balance="credit" substitutionGroup="xbrli:item" type="xbrli:monetaryItemType"/>
  <xs:element id="dbvt_DefinedBenefitPlanBenefitObligationAndLossContingencyAccrualIncreaseInProvision" abstract="false" name="DefinedBenefitPlanBenefitObligationAndLossContingencyAccrualIncreaseInProvision" nillable="true" xbrli:periodType="duration" xbrli:balance="debit" substitutionGroup="xbrli:item" type="xbrli:monetaryItemType"/>
  <xs:element id="dbvt_DefinedBenefitPlanBenefitObligationAndLossContingencyAccrualActuarialGainLoss" abstract="false" name="DefinedBenefitPlanBenefitObligationAndLossContingencyAccrualActuarialGainLoss" nillable="true" xbrli:periodType="duration" xbrli:balance="credit" substitutionGroup="xbrli:item" type="xbrli:monetaryItemType"/>
  <xs:element id="dbvt_DefinedBenefitPlanBenefitObligationAndLossContingencyAccrualCurrent" abstract="false" name="DefinedBenefitPlanBenefitObligationAndLossContingencyAccrualCurrent" nillable="true" xbrli:periodType="instant" xbrli:balance="credit" substitutionGroup="xbrli:item" type="xbrli:monetaryItemType"/>
  <xs:element id="dbvt_DefinedBenefitPlanBenefitObligationAndLossContingencyAccrualNoncurrent" abstract="false" name="DefinedBenefitPlanBenefitObligationAndLossContingencyAccrualNoncurrent" nillable="true" xbrli:periodType="instant" xbrli:balance="credit" substitutionGroup="xbrli:item" type="xbrli:monetaryItemType"/>
  <xs:element id="dbvt_ResearchTaxCreditIncome" abstract="false" name="ResearchTaxCreditIncome" nillable="true" xbrli:periodType="duration" xbrli:balance="credit" substitutionGroup="xbrli:item" type="xbrli:monetaryItemType"/>
  <xs:element id="dbvt_AverageNumberOfEmployees" abstract="false" name="AverageNumberOfEmployees" nillable="true" xbrli:periodType="duration" substitutionGroup="xbrli:item" type="xbrli:decimalItemType"/>
  <xs:element id="dbvt_IncreaseInPersonnelExpenses" abstract="false" name="IncreaseInPersonnelExpenses" nillable="true" xbrli:periodType="duration" xbrli:balance="debit" substitutionGroup="xbrli:item" type="xbrli:monetaryItemType"/>
  <xs:element id="dbvt_ExpensesByFunctionMember" abstract="true" name="ExpensesByFunctionMember" nillable="true" xbrli:periodType="duration" substitutionGroup="xbrli:item" type="dtr-types:domainItemType"/>
  <xs:element id="dbvt_ExpensesByNatureMember" abstract="true" name="ExpensesByNatureMember" nillable="true" xbrli:periodType="duration" substitutionGroup="xbrli:item" type="dtr-types:domainItemType"/>
  <xs:element id="dbvt_WagesAndSalaries" abstract="false" name="WagesAndSalaries" nillable="true" xbrli:periodType="duration" xbrli:balance="debit" substitutionGroup="xbrli:item" type="xbrli:monetaryItemType"/>
  <xs:element id="dbvt_SocialSecurityContributions" abstract="false" name="SocialSecurityContributions" nillable="true" xbrli:periodType="duration" xbrli:balance="debit" substitutionGroup="xbrli:item" type="xbrli:monetaryItemType"/>
  <xs:element id="dbvt_ContractResearchOrganizationsMember" abstract="true" name="ContractResearchOrganizationsMember" nillable="true" xbrli:periodType="duration" substitutionGroup="xbrli:item" type="dtr-types:domainItemType"/>
  <xs:element id="dbvt_ContractManufacturingOrganizationMember" abstract="true" name="ContractManufacturingOrganizationMember" nillable="true" xbrli:periodType="duration" substitutionGroup="xbrli:item" type="dtr-types:domainItemType"/>
  <xs:element id="dbvt_PurchaseObligationToBePaidAfterYearThree" abstract="false" name="PurchaseObligationToBePaidAfterYearThree" nillable="true" xbrli:periodType="instant" xbrli:balance="credit" substitutionGroup="xbrli:item" type="xbrli:monetaryItemType"/>
  <xs:element id="dbvt_AmericanExpressCreditCardsProgramMember" abstract="true" name="AmericanExpressCreditCardsProgramMember" nillable="true" xbrli:periodType="duration" substitutionGroup="xbrli:item" type="dtr-types:domainItemType"/>
  <xs:element id="dbvt_DBVTechnologiesInc.Member" abstract="true" name="DBVTechnologiesInc.Member" nillable="true" xbrli:periodType="duration" substitutionGroup="xbrli:item" type="dtr-types:domainItemType"/>
  <xs:element id="dbvt_NumberOfSignificantRelatedPartyTransactions" abstract="false" name="NumberOfSignificantRelatedPartyTransactions" nillable="true" xbrli:periodType="duration" substitutionGroup="xbrli:item" type="xbrli:integerItemType"/>
  <xs:element id="dbvt_CapitalContributionToWhollyOwnedSubsidiaryAmount" abstract="false" name="CapitalContributionToWhollyOwnedSubsidiaryAmount" nillable="true" xbrli:periodType="instant" xbrli:balance="credit" substitutionGroup="xbrli:item" type="xbrli:monetaryItemType"/>
  <xs:element id="dbvt_CompensationMember" abstract="true" name="CompensationMember" nillable="true" xbrli:periodType="duration" substitutionGroup="xbrli:item" type="dtr-types:domainItemType"/>
  <xs:element id="dbvt_PensionObligationsMember" abstract="true" name="PensionObligationsMember" nillable="true" xbrli:periodType="duration" substitutionGroup="xbrli:item" type="dtr-types:domainItemType"/>
  <xs:element id="dbvt_DBVTechnologiesInc.DBVTechnologiesAustraliaPtyLtdAndDBVPharmaSASMember" abstract="true" name="DBVTechnologiesInc.DBVTechnologiesAustraliaPtyLtdAndDBVPharmaSASMember" nillable="true" xbrli:periodType="duration" substitutionGroup="xbrli:item" type="dtr-types:domainItemType"/>
  <xs:element id="dbvt_NonEmployeeWarrantsMember" abstract="true" name="NonEmployeeWarrantsMember" nillable="true" xbrli:periodType="duration" substitutionGroup="xbrli:item" type="dtr-types:domainItemType"/>
  <xs:element id="dbvt_PrefundedWarrantsMember" abstract="true" name="PrefundedWarrantsMember" nillable="true" xbrli:periodType="duration" substitutionGroup="xbrli:item" type="dtr-types:domainItemType"/>
  <xs:element id="dbvt_PFW2022Member" abstract="true" name="PFW2022Member" nillable="true" xbrli:periodType="duration" substitutionGroup="xbrli:item" type="dtr-types:domainItemType"/>
  <xs:element id="dbvt_BSAFromABSAMarch2025PIPEFinancingMember" abstract="true" name="BSAFromABSAMarch2025PIPEFinancingMember" nillable="true" xbrli:periodType="duration" substitutionGroup="xbrli:item" type="dtr-types:domainItemType"/>
  <xs:element id="dbvt_PFW1FromPFWBSPFWMarch2025PIPEFinancingMember" abstract="true" name="PFW1FromPFWBSPFWMarch2025PIPEFinancingMember" nillable="true" xbrli:periodType="duration" substitutionGroup="xbrli:item" type="dtr-types:domainItemType"/>
  <xs:element id="dbvt_BSFromPFWBSPFWMarch2025PIPEFinancingMember" abstract="true" name="BSFromPFWBSPFWMarch2025PIPEFinancingMember" nillable="true" xbrli:periodType="duration" substitutionGroup="xbrli:item" type="dtr-types:domainItemType"/>
  <xs:element id="dbvt_PFW2March2025PIPEFinancingMember" abstract="true" name="PFW2March2025PIPEFinancingMember" nillable="true" xbrli:periodType="duration" substitutionGroup="xbrli:item" type="dtr-types:domainItemType"/>
  <xs:element id="dbvt_AntidilutiveWarrantsExcludedFromComputationOfEPSAmount" abstract="false" name="AntidilutiveWarrantsExcludedFromComputationOfEPSAmount" nillable="true" xbrli:periodType="duration" substitutionGroup="xbrli:item" type="xbrli:sharesItemType"/>
  <xs:element id="dbvt_ViaskinPeanutSegmentMember" abstract="true" name="ViaskinPeanutSegmentMember" nillable="true" xbrli:periodType="duration" substitutionGroup="xbrli:item" type="dtr-types:domainItemType"/>
  <xs:element id="dbvt_ResearchAndDevelopmentByExpenseAxis" abstract="true" name="ResearchAndDevelopmentByExpenseAxis" nillable="true" xbrli:periodType="duration" substitutionGroup="xbrldt:dimensionItem" type="xbrli:stringItemType"/>
  <xs:element id="dbvt_ResearchAndDevelopmentByExpenseDomain" abstract="true" name="ResearchAndDevelopmentByExpenseDomain" nillable="true" xbrli:periodType="duration" substitutionGroup="xbrli:item" type="dtr-types:domainItemType"/>
  <xs:element id="dbvt_ClinicalStudiesMember" abstract="true" name="ClinicalStudiesMember" nillable="true" xbrli:periodType="duration" substitutionGroup="xbrli:item" type="dtr-types:domainItemType"/>
  <xs:element id="dbvt_BLARegulatoryMember" abstract="true" name="BLARegulatoryMember" nillable="true" xbrli:periodType="duration" substitutionGroup="xbrli:item" type="dtr-types:domainItemType"/>
  <xs:element id="dbvt_MedicalAffairsOtherMedicalMember" abstract="true" name="MedicalAffairsOtherMedicalMember" nillable="true" xbrli:periodType="duration" substitutionGroup="xbrli:item" type="dtr-types:domainItemType"/>
  <xs:element id="dbvt_ResearchInnovationMember" abstract="true" name="ResearchInnovationMember" nillable="true" xbrli:periodType="duration" substitutionGroup="xbrli:item" type="dtr-types:domainItemType"/>
  <xs:element id="dbvt_ManufacturingSupplyAndQualityMember" abstract="true" name="ManufacturingSupplyAndQualityMember" nillable="true" xbrli:periodType="duration" substitutionGroup="xbrli:item" type="dtr-types:domainItemType"/>
</xs:schema>
