Inclusion Criteria:  Male or female, age from 18 to 65 years old, Vietnamese nationality Participants diagnosed with Positive result of SARS-CoV-2 using real time RT-PCR test. - Quantitative test results for viral load > 4log and or CT value < 30 respiratory fluid samples with the time of sampling within 24 hours from the time of initiation of study treatment. Voluntary participation in the study by signing an informed consent Ability to adhere to treatment according to the investigator's assessment  Exclusion Criteria:  Symptoms of severe influenza or severe acute respiratory infection (as defined by WHO).  Acute reduction of ventilation function of respiratory apparatus and/or respiration function of the lung in any of the following three groups:  Respiratory distress due to hypoxemia with PaO2 less than 60mmHg when breathing room air. Respiratory distress due to hypercapnia with PaCO2 above 50mmHg Mixed respiratory distress accompanied by both a decrease in PaO2 and an increase in PaCO2 Allergy/intolerance to any component of the study drug. Inability to administer medicine. Inability to comply with study procedures or to ensure compliance with study drug administration as assessed by investigators.