inclusion criteria: - adult males and non-pregnant females that accept and sign the informed consent. - hospitalized with covid-19 suspection that has collected the confirmatory test - to have at least one of thes symptoms: fever, coughing, throat ache or runny nose. - to have at least one of these findings: radiological findings that indicates covid-10 (bilatareal ground grass images); o2 saturation lower than 94% without supplementation and crackles in lung auscultation; need of o2 supplementation; need of mechanical ventilation. - female patients must also agree to use efficient counterceptive methods during the evaluation period.

inclusion criteria: - adult males and non-pregnant females that accept and sign the informed consent. - hospitalized with covid-19 suspection that has collected the confirmatory test - to have at least one of thes symptoms: fever, coughing, throat ache or runny nose. - to have at least one of these findings: radiological findings that indicates covid-10 (bilatareal ground grass images); o2 saturation lower than 94% without supplementation and crackles in lung auscultation; need of o2 supplementation; need of mechanical ventilation. - female patients must also agree to use efficient counterceptive methods during the evaluation period.