Individuals over 18 years of age whose covid-19 disease has been confirmed by PCR test (PCR specification of the test from the Iranian manufacturer - Pishtaz Teb and performed by molecular method) and clinically severely ill o2sat below 90% despite receiving oxygen Severe bilateral pulmonary involvement Satisfaction to participate in the study Failure to receive any medication other than the standard protocol approved by the National Corona Therapy

Individuals over 18 years of age whose covid-19 disease has been confirmed by PCR test (PCR specification of the test from the Iranian manufacturer - Pishtaz Teb and performed by molecular method) and clinically severely ill o2sat below 90% despite receiving oxygen Severe bilateral pulmonary involvement Satisfaction to participate in the study Failure to receive any medication other than the standard protocol approved by the National Corona Therapy