Cover |
Sep. 03, 2025 |
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| Cover [Abstract] | |
| Entity Registrant Name | Tenax Therapeutics, Inc. |
| Entity Central Index Key | 0000034956 |
| Document Type | 8-K |
| Amendment Flag | false |
| Entity Emerging Growth Company | false |
| Document Period End Date | Sep. 03, 2025 |
| Entity File Number | 001-34600 |
| Entity Incorporation State Country Code | DE |
| Entity Tax Identification Number | 26-2593535 |
| Entity Address Address Line 1 | 101 Glen Lennox Drive |
| Entity Address Address Line 2 | Suite 300 |
| Entity Address City Or Town | Chapel Hill |
| Entity Address State Or Province | NC |
| Entity Address Postal Zip Code | 27517 |
| City Area Code | 919 |
| Local Phone Number | 855-2100 |
| Security 12b Title | Common Stock, $0.0001 par value per share |
| Trading Symbol | TENX |
| Security Exchange Name | NASDAQ |
| Written Communications | false |
| Soliciting Material | false |
| Pre Commencement Tender Offer | false |
| Pre Commencement Issuer Tender Offer | false |
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