A Study to Investigate the Safety, Tolerability and Pharmacokinetics of RO6889678 and the Combination of RO6889678 With Ritonavir in Healthy Participants
PHASE1
This study is a single-center, double-blind, randomized, placebo-controlled...
A Study to Learn About the Study Medicines (Nirmatrelvir Plus Ritonavir) in People Aged 12 Years or Older With COVID-19 and a Compromised Immune System
PHASE2
The purpose of this clinical trial is to learn about the safety and effects...
A Study of a Potential Oral Treatment to Prevent COVID-19 in Adults Who Are Exposed to Household Member(s) With a Confirmed Symptomatic COVID-19 Infection
PHASE2
The purpose of this clinical trial is to learn whether the study medicine p...