Document And Entity Information - shares	6 Months Ended
	Jun. 30, 2021	Aug. 05, 2021
Document Information Line Items
Entity Registrant Name	TFF PHARMACEUTICALS, Inc.
Trading Symbol	TFFP
Document Type	10-Q
Current Fiscal Year End Date	--12-31
Entity Common Stock, Shares Outstanding		25,371,781
Amendment Flag	false
Entity Central Index Key	0001733413
Entity Current Reporting Status	Yes
Entity Filer Category	Non-accelerated Filer
Document Period End Date	Jun. 30, 2021
Document Fiscal Year Focus	2021
Document Fiscal Period Focus	Q2
Entity Small Business	true
Entity Emerging Growth Company	true
Entity Shell Company	false
Entity Ex Transition Period	false
Document Quarterly Report	true
Document Transition Report	false
Entity File Number	001-39102
Entity Incorporation, State or Country Code	DE
Entity Tax Identification Number	82-4344737
Entity Address, Address Line One	2600 Via Fortuna
Entity Address, Address Line Two	Suite 360
Entity Address, City or Town	Austin
Entity Address, State or Province	TX
Entity Address, Postal Zip Code	78746
City Area Code	(737)
Local Phone Number	802-1973
Title of 12(b) Security	Common stock: Par value $0.001
Security Exchange Name	NASDAQ
Entity Interactive Data Current	Yes