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JUN 1 2026
APPROVED · 120 DAYS AGO

Shionogi & Co., Ltd. — Xocova (ensitrelvir) $SGIOY

for COVID-19 post-exposure prophylaxis

NDA

FDA approved Xocova (ensitrelvir) as the first oral option for post-exposure prophylaxis of COVID-19, expanding the preventive toolkit beyond vaccines and the high-risk-only monoclonal antibody pemivibart.

Pivotal trial

NCT05605093 Phase 3 terminated NCT05605093

Treatments are needed to improve outcomes among patients hospitalized for COVID-19, including direct-acting antiviral (DAA) agents to mitigate the pathology driven by ongoing viral replication. This trial will evaluate S-217622 (ensitrelvir), an anti-SARS-CoV2 3C-like protease inhibitor (PI) developed by Shionogi \&; Co

Source: ClinicalTrials.gov

Also in development