other types of viral pneumonia, or bacterial pneumonia. the clinical classification is mild, moderate or critical; patients with malignant blood or solid tumor. pregnant or lactating women; there are other situations or diseases that the investigator think are not suitable to participate in this clinical study or may be increased risk of the subject. patients with serious social and mental disability, inability/restriction of legal capacity; refusal to sign informed consent; patients with severe liver disease (eg child pugh score ≥ c, ast> 5 times upper limit of normal ); patients with severe renal insufficiency (estimated glomerular filtration rate ≤30ml / min / 1.73m2) or receiving continuous renal replacement therapy, hemodialysis, peritoneal dialysis.

other types of viral pneumonia, or bacterial pneumonia. the clinical classification is mild, moderate or critical; patients with malignant blood or solid tumor. pregnant or lactating women; there are other situations or diseases that the investigator think are not suitable to participate in this clinical study or may be increased risk of the subject. patients with serious social and mental disability, inability/restriction of legal capacity; refusal to sign informed consent; patients with severe liver disease (eg child pugh score ≥ c, ast> 5 times upper limit of normal ); patients with severe renal insufficiency (estimated glomerular filtration rate ≤30ml / min / 1.73m2) or receiving continuous renal replacement therapy, hemodialysis, peritoneal dialysis.

1. other types of viral pneumonia, or bacterial pneumonia. 2. the clinical classification is mild, moderate or critical; 3. patients with malignant blood or solid tumor. 4. pregnant or lactating women; 5. there are other situations or diseases that the investigator think are not suitable to participate in this clinical study or may be increased risk of the subject. 6. patients with serious social and mental disability, inability/restriction of legal capacity; 7. refusal to sign informed consent; 8. patients with severe liver disease (eg child pugh score ≥ c, ast> 5 times upper limit of normal ); 9. patients with severe renal insufficiency (estimated glomerular filtration rate ≤30ml / min / 1.73m2) or receiving continuous renal replacement therapy, hemodialysis, peritoneal dialysis.

1. other types of viral pneumonia, or bacterial pneumonia. 2. the clinical classification is mild, moderate or critical; 3. patients with malignant blood or solid tumor. 4. pregnant or lactating women; 5. there are other situations or diseases that the investigator think are not suitable to participate in this clinical study or may be increased risk of the subject. 6. patients with serious social and mental disability, inability/restriction of legal capacity; 7. refusal to sign informed consent; 8. patients with severe liver disease (eg child pugh score ≥ c, ast> 5 times upper limit of normal ); 9. patients with severe renal insufficiency (estimated glomerular filtration rate ≤30ml / min / 1.73m2) or receiving continuous renal replacement therapy, hemodialysis, peritoneal dialysis.