inclusion criteria: 1. at the time of signing icf, the subjects were 18 to 65 years old (including 18 and 65 years old), both men and women; 2. within 72 hours before screening, any samples confirmed by the laboratory were positive for sars-cov-2; 3. clinical classification was ordinary type according to the novel coronavirus pneumonia diagnosis and treatment plan (trial 8th edition)； 4. symptoms appeared ≤ 5 days before randomization; such as fever, cough, shortness of breath, sore throat and diarrhea; 5. subjects were able to communicate well with the investigator, and understand and comply with the requirements of this study, understand and sign the icf.

inclusion criteria: 1. at the time of signing icf, the subjects were 18 to 65 years old (including 18 and 65 years old), both men and women; 2. within 72 hours before screening, any samples confirmed by the laboratory were positive for sars-cov-2; 3. clinical classification was ordinary type according to the novel coronavirus pneumonia diagnosis and treatment plan (trial 8th edition)； 4. symptoms appeared ≤ 5 days before randomization; such as fever, cough, shortness of breath, sore throat and diarrhea; 5. subjects were able to communicate well with the investigator, and understand and comply with the requirements of this study, understand and sign the icf.

inclusion criteria: at the time of signing icf, the subjects were 18 to 65 years old (including 18 and 65 years old), both men and women; within 72 hours before screening, any samples confirmed by the laboratory were positive for sars-cov-2; clinical classification was ordinary type according to the novel coronavirus pneumonia diagnosis and treatment plan (trial 8th edition)； symptoms appeared ≤ 5 days before randomization; such as fever, cough, shortness of breath, sore throat and diarrhea; subjects were able to communicate well with the investigator, and understand and comply with the requirements of this study, understand and sign the icf.

inclusion criteria: at the time of signing icf, the subjects were 18 to 65 years old (including 18 and 65 years old), both men and women; within 72 hours before screening, any samples confirmed by the laboratory were positive for sars-cov-2; clinical classification was ordinary type according to the novel coronavirus pneumonia diagnosis and treatment plan (trial 8th edition)； symptoms appeared ≤ 5 days before randomization; such as fever, cough, shortness of breath, sore throat and diarrhea; subjects were able to communicate well with the investigator, and understand and comply with the requirements of this study, understand and sign the icf.

inclusion criteria: 1. at the time of signing icf, the subjects were 18 to 65 years old (including 18 and 65 years old), both men and women; 2. within 72 hours before screening, any samples confirmed by the laboratory were positive for sars-cov-2; 3. clinical classification was ordinary type according to the novel coronavirus pneumonia diagnosis and treatment plan (trial 8th edition)； 4. symptoms appeared ≤ 5 days before randomization; such as fever, cough, shortness of breath, sore throat and diarrhea; 5. subjects were able to communicate well with the investigator, and understand and comply with the requirements of this study, understand and sign the icf.

inclusion criteria: 1. at the time of signing icf, the subjects were 18 to 65 years old (including 18 and 65 years old), both men and women; 2. within 72 hours before screening, any samples confirmed by the laboratory were positive for sars-cov-2; 3. clinical classification was ordinary type according to the novel coronavirus pneumonia diagnosis and treatment plan (trial 8th edition)； 4. symptoms appeared ≤ 5 days before randomization; such as fever, cough, shortness of breath, sore throat and diarrhea; 5. subjects were able to communicate well with the investigator, and understand and comply with the requirements of this study, understand and sign the icf.