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Cover
May 01, 2026
Cover [Abstract]  
Document Type 8-K
Amendment Flag false
Document Period End Date May 01, 2026
Current Fiscal Year End Date --12-31
Entity File Number 001-41488
Entity Registrant Name SHUTTLE PHARMACEUTICALS HOLDINGS, INC.
Entity Central Index Key 0001757499
Entity Tax Identification Number 82-5089826
Entity Incorporation, State or Country Code DE
Entity Address, Address Line One 401 Professional Drive
Entity Address, Address Line Two Suite 260
Entity Address, City or Town Gaithersburg
Entity Address, State or Province MD
Entity Address, Postal Zip Code 20879
City Area Code (240)
Local Phone Number 430-4212
Written Communications false
Soliciting Material true
Pre-commencement Tender Offer false
Pre-commencement Issuer Tender Offer false
Title of 12(b) Security Common Stock $0.00001 per share
Trading Symbol SHPH
Security Exchange Name NASDAQ
Entity Emerging Growth Company true
Elected Not To Use the Extended Transition Period false