1.COVID infection was confirmed with a laboratory PCR nasal swab or antigen test within the 48 hours before screenings, 2. Mild COVID infection, 3.Asymptomatic participants, 4. Female patients had a history of sterilization surgery or under menopause (no menstruation for at least 12 months), 5.Male patients had a history of vasectomy or use a condom based method of contraception and do not donate sperm, 6.Capable of understanding and providing signed informed consent before participating in this protocol, 7.Ability to adhere to the internet, internet connection devices, and telehealth checkups to follow up and assess outcomes of this protocol, 8.Participants with acute illness or hospitalized 30 days before study enrollment are eligible to join this study, based on the opinion of the investigator

1.COVID infection was confirmed with a laboratory PCR nasal swab or antigen test within the 48 hours before screenings, 2. Mild COVID infection, 3.Asymptomatic participants, 4. Female patients had a history of sterilization surgery or under menopause (no menstruation for at least 12 months), 5.Male patients had a history of vasectomy or use a condom based method of contraception and do not donate sperm, 6.Capable of understanding and providing signed informed consent before participating in this protocol, 7.Ability to adhere to the internet, internet connection devices, and telehealth checkups to follow up and assess outcomes of this protocol, 8.Participants with acute illness or hospitalized 30 days before study enrollment are eligible to join this study, based on the opinion of the investigator