With Omicron all the COVID-19 buzz right now, the FDA’s concern that the antiviral drug molnupiravir might enhance SARS-CoV-2 evolution might take on added weight when the Antimicrobial Drugs Advisory Committee meets Nov. 30 to advise on Merck & Co. Inc.-Ridgeback Biotherapeutics Inc.’s emergency use authorization (EUA) request for what could be the first take-at-home oral drug authorized to treat COVID-19 infections.