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Document And Entity Information
Mar. 18, 2026
Document Information [Line Items]  
Entity, Registrant Name REVIVA PHARMACEUTICALS HOLDINGS, INC.
Document, Type 8-K
Document, Period End Date Mar. 18, 2026
Entity, Incorporation, State or Country Code DE
Entity, File Number 001-38634
Entity, Tax Identification Number 85-4306526
Entity, Address, Address Line One 10080 N Wolfe Road
Entity, Address, City or Town Cupertino
Entity, Address, State or Province CA
Entity, Address, Postal Zip Code 95014
City Area Code 408
Local Phone Number 501-8881
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 $0.0001 per share
Trading Symbol RVPH
Security Exchange Name NASDAQ
Entity, Emerging Growth Company false
Amendment Flag false
Entity, Central Index Key 0001742927