Based on clinical and laboratory symptoms, the person has been confirmed to have COVID-19. The patient is over 18 years old The patient is hospitalized and shows one of the moderate to severe clinical symptoms of COVID-19, including the following: Severe clinical symptoms: Having any of the following: shortness of breath, respiratory rate more than 30 times per minute , Oxygen saturation of blood less than 93% (at rest), ratio of arterial oxygen pressure to inhaled oxygen less than 300, pulmonary infiltration more than 50% over 24 to 48 hours. Volunteer to participate in the study and sign a conscious consent form for yourself or your legal guardian. Admission of patients is random and grouped to participate in the study (control or treatment group). The patient is hospitalized before the end of the clinical study and is available for any further evaluation

Based on clinical and laboratory symptoms, the person has been confirmed to have COVID-19. The patient is over 18 years old The patient is hospitalized and shows one of the moderate to severe clinical symptoms of COVID-19, including the following: Severe clinical symptoms: Having any of the following: shortness of breath, respiratory rate more than 30 times per minute , Oxygen saturation of blood less than 93% (at rest), ratio of arterial oxygen pressure to inhaled oxygen less than 300, pulmonary infiltration more than 50% over 24 to 48 hours. Volunteer to participate in the study and sign a conscious consent form for yourself or your legal guardian. Admission of patients is random and grouped to participate in the study (control or treatment group). The patient is hospitalized before the end of the clinical study and is available for any further evaluation