This is from official website in Poland: therapy should be started as soon as possible after the patient has been diagnosed with COVID-19, but no later than five days after the onset of the disease symptoms. The criteria for including patients in the therapy are as follows: diagnosis of Covid-19; the occurrence of COVID-19 symptoms in the last five days; an adult patient and a patient at risk of severe COVID-19 (e.g. age over 65, active neoplastic process (malignant neoplasms), immunosuppressive treatment, heart failure, ischemic heart disease, cardiomyopathies, diabetes, COPD, Obesity (BMI? 35), chronic kidney disease, residents of social welfare homes).

It is an officially approved drug in Poland and EU