Subjects meeting any of the following criteria must not be enrolled in the study: <br/ >1. Severe or critical COVID-19 illness: RR â?¥26, HR â?¥100, SpO2 <93% on room air or requires >2L/min oxygen by nasal cannula or mask to maintain SpO2 â?¥95%, systolic blood pressure < 110 mm Hg, diastolic blood pressure < 60 mm Hg or PaO2/FiO2 <300 <br/ >2. Inability to intake or tolerate oral medications. <br/ >3. Known asthma or COPD <br/ >4. Poorly controlled Diabetes <br/ >5. Lobar or segmental consolidation on chest imaging or on clinical signs. <br/ >6. Treatment with other drugs thought to possibly have activity against SARS-CoV-2 <br/ >7. ALT or AST > 5 x upper limit of normal (ULN) <br/ >8. Female subject is pregnant or breastfeeding <br/ >9. Where, in the opinion of the investigator, participation in this study will not be in the best interest of the subject, or any other circumstances that prevent the subject from participating in the study safely. <br/ >

Subjects meeting any of the following criteria must not be enrolled in the study: <br/ >1. Severe or critical COVID-19 illness: RR â?¥26, HR â?¥100, SpO2 <93% on room air or requires >2L/min oxygen by nasal cannula or mask to maintain SpO2 â?¥95%, systolic blood pressure < 110 mm Hg, diastolic blood pressure < 60 mm Hg or PaO2/FiO2 <300 <br/ >2. Inability to intake or tolerate oral medications. <br/ >3. Known asthma or COPD <br/ >4. Poorly controlled Diabetes <br/ >5. Lobar or segmental consolidation on chest imaging or on clinical signs. <br/ >6. Treatment with other drugs thought to possibly have activity against SARS-CoV-2 <br/ >7. ALT or AST > 5 x upper limit of normal (ULN) <br/ >8. Female subject is pregnant or breastfeeding <br/ >9. Where, in the opinion of the investigator, participation in this study will not be in the best interest of the subject, or any other circumstances that prevent the subject from participating in the study safely. <br/ >

N/A

N/A

Subjects meeting any of the following criteria must not be enrolled in the study: <br/ >1. Severe or critical COVID-19 illness: RR â?¥26, HR â?¥100, SpO2 <93% on room air or requires >2L/min oxygen by nasal cannula or mask to maintain SpO2 â?¥95%, systolic blood pressure < 110 mm Hg, diastolic blood pressure < 60 mm Hg or PaO2/FiO2 <300 <br/ >2. Inability to intake or tolerate oral medications. <br/ >3. Known asthma or COPD <br/ >4. Poorly controlled Diabetes <br/ >5. Lobar or segmental consolidation on chest imaging or on clinical signs. <br/ >6. Treatment with other drugs thought to possibly have activity against SARS-CoV-2 <br/ >7. ALT or AST > 5 x upper limit of normal (ULN) <br/ >8. Female subject is pregnant or breastfeeding <br/ >9. Where, in the opinion of the investigator, participation in this study will not be in the best interest of the subject, or any other circumstances that prevent the subject from participating in the study safely. <br/ >

Subjects meeting any of the following criteria must not be enrolled in the study: <br/ >1. Severe or critical COVID-19 illness: RR â?¥26, HR â?¥100, SpO2 <93% on room air or requires >2L/min oxygen by nasal cannula or mask to maintain SpO2 â?¥95%, systolic blood pressure < 110 mm Hg, diastolic blood pressure < 60 mm Hg or PaO2/FiO2 <300 <br/ >2. Inability to intake or tolerate oral medications. <br/ >3. Known asthma or COPD <br/ >4. Poorly controlled Diabetes <br/ >5. Lobar or segmental consolidation on chest imaging or on clinical signs. <br/ >6. Treatment with other drugs thought to possibly have activity against SARS-CoV-2 <br/ >7. ALT or AST > 5 x upper limit of normal (ULN) <br/ >8. Female subject is pregnant or breastfeeding <br/ >9. Where, in the opinion of the investigator, participation in this study will not be in the best interest of the subject, or any other circumstances that prevent the subject from participating in the study safely. <br/ >