Coronavirus disease 2019 (COVID-19) is a new acute respiratory infectious disease with high infectivity. To date, > 500 million cases of COVID-19 have been confirmed worldwide (World Health Organization). The Omicron variant has affected nearly every country worldwide due to its high infectivity and immune evasion, which has caused widespread anxiety. However, most of the existing treatments do not effectively reduce the risk of progression to more severe disease, or the existing treatments are too costly or not suitable for extensive use.Paxlovid is a novel oral antiviral drug that has proven effective against symptomatic COVID-19 infection by reducing the risk of progression to severe disease, hospitalization, and mortality