- participation in any other clinical trial of an experimental treatment for covid-19 - concurrent treatment or planned concurrent treatment with other agents with actual or possible direct acting antiviral activity against sars-cov-2 - requiring mechanical ventilation at screening - alanine aminotransferase (alt) or aspartate aminotransferase (ast) > 5 x upper limit of normal (uln) - creatinine clearance < 50 ml/min using the cockcroft-gault formula for participants ≥ 18 years of age {cockcroft 1976} and schwartz formula for participants < 18 years of age note: other protocol defined inclusion/exclusion criteria may apply.

- participation in any other clinical trial of an experimental treatment for covid-19 - concurrent treatment or planned concurrent treatment with other agents with actual or possible direct acting antiviral activity against sars-cov-2 - requiring mechanical ventilation at screening - alanine aminotransferase (alt) or aspartate aminotransferase (ast) > 5 x upper limit of normal (uln) - creatinine clearance < 50 ml/min using the cockcroft-gault formula for participants ≥ 18 years of age {cockcroft 1976} and schwartz formula for participants < 18 years of age note: other protocol defined inclusion/exclusion criteria may apply.