inclusion criteria: 1. ability to understand the purpose and risks of the study and provide signed and dated informed consent or have a legal representative provide consent and authorization to use protected health information (in accordance with national and local patient privacy regulations) 2. men and women ≥18 years of age at the time of signing the informed consent form 3. confirmed infection with sars-cov-2 confirmed per world health organization criteria (including positive rt-pcr nucleic acid test) 4. covid-19 pneumonia (documented radiographically) requiring hospitalization and oxygen saturation \<94% on room air or requires supplemental oxygen 5. able to swallow pills 6. willing to follow contraception guidelines

inclusion criteria: 1. ability to understand the purpose and risks of the study and provide signed and dated informed consent or have a legal representative provide consent and authorization to use protected health information (in accordance with national and local patient privacy regulations) 2. men and women ≥18 years of age at the time of signing the informed consent form 3. confirmed infection with sars-cov-2 confirmed per world health organization criteria (including positive rt-pcr nucleic acid test) 4. covid-19 pneumonia (documented radiographically) requiring hospitalization and oxygen saturation \<94% on room air or requires supplemental oxygen 5. able to swallow pills 6. willing to follow contraception guidelines

inclusion criteria: ability to understand the purpose and risks of the study and provide signed and dated informed consent or have a legal representative provide consent and authorization to use protected health information (in accordance with national and local patient privacy regulations) men and women ≥18 years of age at the time of signing the informed consent form confirmed infection with sars-cov-2 confirmed per world health organization criteria (including positive rt-pcr nucleic acid test) covid-19 pneumonia (documented radiographically) requiring hospitalization and oxygen saturation <94% on room air or requires supplemental oxygen able to swallow pills willing to follow contraception guidelines

inclusion criteria: ability to understand the purpose and risks of the study and provide signed and dated informed consent or have a legal representative provide consent and authorization to use protected health information (in accordance with national and local patient privacy regulations) men and women ≥18 years of age at the time of signing the informed consent form confirmed infection with sars-cov-2 confirmed per world health organization criteria (including positive rt-pcr nucleic acid test) covid-19 pneumonia (documented radiographically) requiring hospitalization and oxygen saturation <94% on room air or requires supplemental oxygen able to swallow pills willing to follow contraception guidelines

inclusion criteria: 1. ability to understand the purpose and risks of the study and provide signed and dated informed consent or have a legal representative provide consent and authorization to use protected health information (in accordance with national and local patient privacy regulations) 2. men and women ≥18 years of age at the time of signing the informed consent form 3. confirmed infection with sars-cov-2 confirmed per world health organization criteria (including positive rt-pcr nucleic acid test) 4. covid-19 pneumonia (documented radiographically) requiring hospitalization and oxygen saturation <94% on room air or requires supplemental oxygen 5. able to swallow pills 6. willing to follow contraception guidelines

inclusion criteria: 1. ability to understand the purpose and risks of the study and provide signed and dated informed consent or have a legal representative provide consent and authorization to use protected health information (in accordance with national and local patient privacy regulations) 2. men and women ≥18 years of age at the time of signing the informed consent form 3. confirmed infection with sars-cov-2 confirmed per world health organization criteria (including positive rt-pcr nucleic acid test) 4. covid-19 pneumonia (documented radiographically) requiring hospitalization and oxygen saturation <94% on room air or requires supplemental oxygen 5. able to swallow pills 6. willing to follow contraception guidelines