- qtc greater than 450 milliseconds on screening ekg - pregnant or lactating women - inability to take oral pills or inability to use a feeding tube - inability to obtain informed consent either from the patient or from the next of kin if patient is incapacitated. for the purpose of this study obtaining a verbal consent from a family member on the phone with a witness will be considered acceptable since there is a 'no visitor' policy in force at hospitals. - patients requiring icu level care - use of azithromycin or hydroxychloroquine within 30 days prior to admission

- qtc greater than 450 milliseconds on screening ekg - pregnant or lactating women - inability to take oral pills or inability to use a feeding tube - inability to obtain informed consent either from the patient or from the next of kin if patient is incapacitated. for the purpose of this study obtaining a verbal consent from a family member on the phone with a witness will be considered acceptable since there is a 'no visitor' policy in force at hospitals. - patients requiring icu level care - use of azithromycin or hydroxychloroquine within 30 days prior to admission