Molnupiravir (EIDD-2801, MK-4482) is an orally bioavailable prodrug of the ribonucleoside analog β-d-N4-hydroxycytidine (NHC, EIDD-1931) with broad-spectrum antiviral activity against SARS-CoV-2, MERS-CoV, SARS-CoV, and the causative agent of COVID-19.
