placebo for ibuzatrelvir clinical trials

A Study to Learn About the Study Medicine Ibuzatrelvir in Adults With COVID-19 Who Are Severely Immunocompromised

This study looks at new treatments for COVID-19 in adults with weakened immune systems. We want to see if a medicine called ibuzatrelvir, alone or with remdesivir, works better and is safer than remdesivir alone for those who are unwell but not needing oxygen.