1. Has a RT-PCR test positive for SARS-CoV2 from pharyngeal or nasopharyngeal swab at baseline (they could be enrolled, and exclude later) 2. Abnormal laboratory &gt,= grade 3 3. Pregnant or planning pregnancy 4. HIV patients receiving PI therapy 5. History of glucose-6-phosphate dehydrogenase (G6PD) deficiency 6. Hypersensitivity to 4-aminoquinoline derivatives 7. Deemed ineligible as determined by the principal investigator or a co-investigator

1. Has a RT-PCR test positive for SARS-CoV2 from pharyngeal or nasopharyngeal swab at baseline (they could be enrolled, and exclude later) 2. Abnormal laboratory &gt,= grade 3 3. Pregnant or planning pregnancy 4. HIV patients receiving PI therapy 5. History of glucose-6-phosphate dehydrogenase (G6PD) deficiency 6. Hypersensitivity to 4-aminoquinoline derivatives 7. Deemed ineligible as determined by the principal investigator or a co-investigator

1. Has a RT&#45,PCR test positive for SARS&#45,CoV2 from pharyngeal or nasopharyngeal swab at baseline (they could be enrolled&#44, and exclude later) 2. Abnormal laboratory >= grade 3 3. Pregnant or planning pregnancy 4. HIV patients receiving PI therapy 5. History of glucose&#45,6&#45,phosphate dehydrogenase (G6PD) deficiency 6. Hypersensitivity to 4&#45,aminoquinoline derivatives 7. Deemed ineligible as determined by the principal investigator or a co&#45,investigator

1. Has a RT&#45,PCR test positive for SARS&#45,CoV2 from pharyngeal or nasopharyngeal swab at baseline (they could be enrolled&#44, and exclude later) 2. Abnormal laboratory >= grade 3 3. Pregnant or planning pregnancy 4. HIV patients receiving PI therapy 5. History of glucose&#45,6&#45,phosphate dehydrogenase (G6PD) deficiency 6. Hypersensitivity to 4&#45,aminoquinoline derivatives 7. Deemed ineligible as determined by the principal investigator or a co&#45,investigator

1. Has a RT-PCR test positive for SARS-CoV2 from pharyngeal or nasopharyngeal swab at baseline (they could be enrolled, and exclude later) 2. Abnormal laboratory >= grade 3 3. Pregnant or planning pregnancy 4. HIV patients receiving PI therapy 5. History of glucose-6-phosphate dehydrogenase (G6PD) deficiency 6. Hypersensitivity to 4-aminoquinoline derivatives 7. Deemed ineligible as determined by the principal investigator or a co-investigator

1. Has a RT-PCR test positive for SARS-CoV2 from pharyngeal or nasopharyngeal swab at baseline (they could be enrolled, and exclude later) 2. Abnormal laboratory >= grade 3 3. Pregnant or planning pregnancy 4. HIV patients receiving PI therapy 5. History of glucose-6-phosphate dehydrogenase (G6PD) deficiency 6. Hypersensitivity to 4-aminoquinoline derivatives 7. Deemed ineligible as determined by the principal investigator or a co-investigator