1. male and female aged 18-70 years, 2. positive result of test for 2019 novel coronavirus nucleic acid, 3. Clinical diagnosed with pneumonia, 4. onset within 7 days (severe cases can be delayed to 14 days), 5. the informed consent shall be signed by me or the authorized agent, 6. subjects who can take oral medication or who receive oral medication, 7. agree to collect clinical samples, 8. female subjects of child-bearing age are not pregnant and agree to take effective contraceptive measures within 7 days of the last oral medication to ensure that they are not pregnant, 9. men agree not to have sex with women for seven days after their last oral medication.

1. male and female aged 18-70 years, 2. positive result of test for 2019 novel coronavirus nucleic acid, 3. Clinical diagnosed with pneumonia, 4. onset within 7 days (severe cases can be delayed to 14 days), 5. the informed consent shall be signed by me or the authorized agent, 6. subjects who can take oral medication or who receive oral medication, 7. agree to collect clinical samples, 8. female subjects of child-bearing age are not pregnant and agree to take effective contraceptive measures within 7 days of the last oral medication to ensure that they are not pregnant, 9. men agree not to have sex with women for seven days after their last oral medication.