To determine if the investigational agent will prevent the composite <br/ >endpoint of hospitalization due to any cause or death due to any cause through <br/ >study day 28. Hospitalization is defined as â?¥24 hours of acute care; in a hospital <br/ >or similar acute care facility; including Emergency Rooms or temporary facilities <br/ >instituted to address medical needs of those with severe COVID-19 during the <br/ >COVID-19 pandemic.Timepoint: New Grade 3 <br/ >or higher AE <br/ >through 28 <br/ >days

To determine if the investigational agent will prevent the composite <br/ >endpoint of hospitalization due to any cause or death due to any cause through <br/ >study day 28. Hospitalization is defined as â?¥24 hours of acute care; in a hospital <br/ >or similar acute care facility; including Emergency Rooms or temporary facilities <br/ >instituted to address medical needs of those with severe COVID-19 during the <br/ >COVID-19 pandemic.Timepoint: New Grade 3 <br/ >or higher AE <br/ >through 28 <br/ >days