women who are pregnant or lactating hospitalized subjects or subjects requiring nursing care for covid-19 currently has one of the clinical signs suggestive of moderate-to-severe covid-19 illness: o2 saturation of ≤ 93% on room air at sea level heart rate ≥ 90 beats per minute (after seated for 5 min) respiratory rate ≥ 20 breaths per minute receiving respiratory support (including any form of oxygen therapy) history of hypothyroidism, goiter, hyperthyroidism, thyroid tumor, autoimmune thyroid disease currently taking medications that contain iodine or currently taking lithium receiving any other investigational drug has an allergy, hypersensitivity, or contraindication to povidone iodine has an allergy or hypersensitivity to any excipients in study medication any serious or unstable concurrent disease, psychiatric disorder, or any significant condition that, in the opinion of the investigator could confound the results of the study or could interfere with the subject's participation or compliance in the study

women who are pregnant or lactating hospitalized subjects or subjects requiring nursing care for covid-19 currently has one of the clinical signs suggestive of moderate-to-severe covid-19 illness: o2 saturation of ≤ 93% on room air at sea level heart rate ≥ 90 beats per minute (after seated for 5 min) respiratory rate ≥ 20 breaths per minute receiving respiratory support (including any form of oxygen therapy) history of hypothyroidism, goiter, hyperthyroidism, thyroid tumor, autoimmune thyroid disease currently taking medications that contain iodine or currently taking lithium receiving any other investigational drug has an allergy, hypersensitivity, or contraindication to povidone iodine has an allergy or hypersensitivity to any excipients in study medication any serious or unstable concurrent disease, psychiatric disorder, or any significant condition that, in the opinion of the investigator could confound the results of the study or could interfere with the subject's participation or compliance in the study

1. women who are pregnant or lactating 2. hospitalized subjects or subjects requiring nursing care for covid-19 3. currently has one of the clinical signs suggestive of moderate-to-severe covid-19 illness: 1. o2 saturation of ≤ 93% on room air at sea level 2. heart rate ≥ 90 beats per minute (after seated for 5 min) 3. respiratory rate ≥ 20 breaths per minute 4. receiving respiratory support (including any form of oxygen therapy) 5. history of hypothyroidism, goiter, hyperthyroidism, thyroid tumor, autoimmune thyroid disease 6. currently taking medications that contain iodine or currently taking lithium 7. receiving any other investigational drug 8. has an allergy, hypersensitivity, or contraindication to povidone iodine 9. has an allergy or hypersensitivity to any excipients in study medication 10. any serious or unstable concurrent disease, psychiatric disorder, or any significant condition that, in the opinion of the investigator could confound the results of the study or could interfere with the subject's participation or compliance in the study

1. women who are pregnant or lactating 2. hospitalized subjects or subjects requiring nursing care for covid-19 3. currently has one of the clinical signs suggestive of moderate-to-severe covid-19 illness: 1. o2 saturation of ≤ 93% on room air at sea level 2. heart rate ≥ 90 beats per minute (after seated for 5 min) 3. respiratory rate ≥ 20 breaths per minute 4. receiving respiratory support (including any form of oxygen therapy) 5. history of hypothyroidism, goiter, hyperthyroidism, thyroid tumor, autoimmune thyroid disease 6. currently taking medications that contain iodine or currently taking lithium 7. receiving any other investigational drug 8. has an allergy, hypersensitivity, or contraindication to povidone iodine 9. has an allergy or hypersensitivity to any excipients in study medication 10. any serious or unstable concurrent disease, psychiatric disorder, or any significant condition that, in the opinion of the investigator could confound the results of the study or could interfere with the subject's participation or compliance in the study