Part A: Time-Weighted Change From Baseline in Log10 Severe Acute Respiratory Syndrome Coronavirus 2 (SARS-CoV-2) Viral Load Through Day 8;Part B: Percentage of Participants With Hospitalizations and/or Emergency Room (ER) Visits Related to COVID-19 or Death From Any Cause

Part A: Time-Weighted Change From Baseline in Log10 Severe Acute Respiratory Syndrome Coronavirus 2 (SARS-CoV-2) Viral Load Through Day 8;Part B: Percentage of Participants With Hospitalizations and/or Emergency Room (ER) Visits Related to COVID-19 or Death From Any Cause

Part A - SARS-CoV-2 viral load;Part B - Occurrence of hospitalizations or death

Part A - SARS-CoV-2 viral load;Part B - Occurrence of hospitalizations or death

Part A - SARS-CoV-2 viral load;Part B - Occurrence of hospitalizations, emergency room visits or death

Part A - SARS-CoV-2 viral load;Part B - Occurrence of hospitalizations, emergency room visits or death