inclusion criteria: * patients who were hospitalized with confirmed covid-19 * mild coronavirus-19 disease (who coronavirus-19 scale \< 5) * fewer than 14 days since symptom onset. * female patient is not of childbearing potential, defined as postmenopausal for at least 1 year or surgically sterile. * female patient is of childbearing potential must has a negative pregnancy test. * signing the study informed consent.

inclusion criteria: * patients who were hospitalized with confirmed covid-19 * mild coronavirus-19 disease (who coronavirus-19 scale \< 5) * fewer than 14 days since symptom onset. * female patient is not of childbearing potential, defined as postmenopausal for at least 1 year or surgically sterile. * female patient is of childbearing potential must has a negative pregnancy test. * signing the study informed consent.

inclusion criteria: - patients who were hospitalized with confirmed covid-19 - mild coronavirus-19 disease (who coronavirus-19 scale < 5) - fewer than 14 days since symptom onset. - female patient is not of childbearing potential, defined as postmenopausal for at least 1 year or surgically sterile. - female patient is of childbearing potential must has a negative pregnancy test. - signing the study informed consent.

inclusion criteria: - patients who were hospitalized with confirmed covid-19 - mild coronavirus-19 disease (who coronavirus-19 scale < 5) - fewer than 14 days since symptom onset. - female patient is not of childbearing potential, defined as postmenopausal for at least 1 year or surgically sterile. - female patient is of childbearing potential must has a negative pregnancy test. - signing the study informed consent.

inclusion criteria: - patients who were hospitalized with confirmed covid-19 and need for oxygen supplementation. - mild coronavirus-19 disease (who coronavirus-19 scale < 5) - fewer than 14 days since symptom onset. - female patient is not of childbearing potential, defined as postmenopausal for at least 1 year or surgically sterile. - female patient is of childbearing potential must has a negative pregnancy test. - signing the study informed consent.

inclusion criteria: - patients who were hospitalized with confirmed covid-19 and need for oxygen supplementation. - mild coronavirus-19 disease (who coronavirus-19 scale < 5) - fewer than 14 days since symptom onset. - female patient is not of childbearing potential, defined as postmenopausal for at least 1 year or surgically sterile. - female patient is of childbearing potential must has a negative pregnancy test. - signing the study informed consent.