| Cover | Nov. 14, 2022 |
| Cover [Abstract] | |
| Document Type | 8-K |
| Amendment Flag | false |
| Document Period End Date | Nov. 14, 2022 |
| Entity File Number | 001-39102 |
| Entity Registrant Name | TFF PHARMACEUTICALS, INC. |
| Entity Central Index Key | 0001733413 |
| Entity Tax Identification Number | 82-4344737 |
| Entity Incorporation, State or Country Code | DE |
| Entity Address, Address Line One | 1751 River Run |
| Entity Address, Address Line Two | Suite 400 |
| Entity Address, City or Town | Fort Worth |
| Entity Address, State or Province | TX |
| Entity Address, Postal Zip Code | 76107 |
| City Area Code | 817 |
| Local Phone Number | 438-6168 |
| Written Communications | false |
| Soliciting Material | false |
| Pre-commencement Tender Offer | false |
| Pre-commencement Issuer Tender Offer | false |
| Title of 12(b) Security | Common stock: Par value $.001 |
| Trading Symbol | TFFP |
| Security Exchange Name | NASDAQ |
| Entity Emerging Growth Company | true |
| Elected Not To Use the Extended Transition Period | false |
