EYECARE: Coronavirus BRIEFING: Crisis Response Tactics U.S. FDA Revokes Authorization for Four COVID Antibody Drugs By Staff Monday, December 30, 2024 8:05 AM The U.S. Food and Drug Administration has revoked the emergency use authorization for four COVID-19 antibody-based drugs, including those from Eli Lilly and Regeneron.The shelf life of the drugs had expired and they had not been authorized for administration to patients for more than a year due to the circulation of non-susceptible variants, the FDA said in letters dated earlier this month and posted on its website.The FDA revoked the authorization for Lilly's bebtelovimab, AstraZeneca's Evusheld, GSK's sotrovimab and Regeneron's REGEN-COV. Head over to Medscape to read the full story.