inclusion criteria: willing and able to sign the consent form suspected or confirmed covid-19 as defined by: positive rna test for sars-cov-2 or presenting with symptoms of covid-19 as determined by the investigator, and a score of 4 or 5 on the who ordinal scale for clinical improvement, and oxygen saturation of <95% on room air, and chest x-ray with evidence of covid-19 e.g. ground-glass opacities requires admission to hospital able to swallow oral capsules

inclusion criteria: willing and able to sign the consent form suspected or confirmed covid-19 as defined by: positive rna test for sars-cov-2 or presenting with symptoms of covid-19 as determined by the investigator, and a score of 4 or 5 on the who ordinal scale for clinical improvement, and oxygen saturation of <95% on room air, and chest x-ray with evidence of covid-19 e.g. ground-glass opacities requires admission to hospital able to swallow oral capsules

inclusion criteria: - willing and able to sign the consent form - suspected or confirmed covid-19 as defined by: 1. positive rna test for sars-cov-2 or 2. presenting with symptoms of covid-19 as determined by the investigator, and 3. a score of 4 or 5 on the who ordinal scale for clinical improvement, and 4. oxygen saturation of <95% on room air, and 5. chest x-ray with evidence of covid-19 e.g. ground-glass opacities - requires admission to hospital - able to swallow oral capsules

inclusion criteria: - willing and able to sign the consent form - suspected or confirmed covid-19 as defined by: 1. positive rna test for sars-cov-2 or 2. presenting with symptoms of covid-19 as determined by the investigator, and 3. a score of 4 or 5 on the who ordinal scale for clinical improvement, and 4. oxygen saturation of <95% on room air, and 5. chest x-ray with evidence of covid-19 e.g. ground-glass opacities - requires admission to hospital - able to swallow oral capsules