Cocrystal Pharma Receives FDA IND Clearance for Challenge Study of Oral Broad-Spectrum Protease Inhibitor CDI-988, a Potential First Antiviral for Norovirus Prevention and Treatment

There are currently no approved vaccines or treatments for norovirus infectionCocrystal’s CDI-988 is the first antiviral for the potential prevention and treatment of viral gastroenteritis caused by norovirus infections Phase 1b study is expected to start by year-end 2025 BOTHELL, Wash., Sept. 08, 2025 (GLOBE NEWSWIRE) -- Cocrystal Pharma, Inc. (Nasdaq: COCP) (“Cocrystal” or the “Company”) announces that the Company received a Study May Proceed Letter from the U.S. Food and Drug Administration (FDA) to cond ...