Drugmakers seek FDA emergency authorization for molnupiravir, antiviral pill to treat COVID-19

Pharmaceutical companies Merck & Co. and Ridgeback Biotherapeutics announced Monday the submission of emergency use authorization to the Food and Drug Administration for molnupiravir, an antiviral drug that offers the promise that COVID-19 could soon be treated by a pill.

Molnupiravir, an orally ingested antiviral pill, is used to treat mild to moderate adult cases of COVID-19 that are at risk of worsening to severe COVID-19 or hospitalization, according to the companies. It was created by researchers at Emory University in Atlanta and is given as four pills taken twice a day for five days.

An interim analysis from a clinical trial found the...