Patients who meet all of the following criteria will be eligible for this study.(1) Males and females who are 12 years of age or older at the time of obtaining consent(2) Patients who are confirmed positive for SARS-CoV-2 by antigen test or RT-PCR test using specimens (nasopharynx, nasal cavity, oropharynx, or saliva) collected within 120 hours prior to obtaining consent.(3) Patients who have fevers (>= 37.5 degrees Celsius) and/or at least one of the following symptoms of Score 2 or higher at a screening test:Myalgia, sore throat, diarrhea, nausea, vomiting, cough, and shortness of breath.(4) Patients with a room air oxygen saturation (SpO2) of 96% or higher at the time of the screening test.

Patients who meet all of the following criteria will be eligible for this study.(1) Males and females who are 12 years of age or older at the time of obtaining consent(2) Patients who are confirmed positive for SARS-CoV-2 by antigen test or RT-PCR test using specimens (nasopharynx, nasal cavity, oropharynx, or saliva) collected within 120 hours prior to obtaining consent.(3) Patients who have fevers (>= 37.5 degrees Celsius) and/or at least one of the following symptoms of Score 2 or higher at a screening test:Myalgia, sore throat, diarrhea, nausea, vomiting, cough, and shortness of breath.(4) Patients with a room air oxygen saturation (SpO2) of 96% or higher at the time of the screening test.

Patients who meet all of the following criteria will be eligible for this study.(1) Males and females who are 20 years of age or older at the time of obtaining consent(2) Patients who are confirmed positive for SARS-CoV-2 by antigen test or RT-PCR test using specimens (nasopharynx, nasal cavity, oropharynx, or saliva) collected within 72 hours prior to obtaining consent.(3) Patients with fever symptoms of 37.5 degrees Celsius or higher at the time of the screening test.(4) Patients who have at least one symptom of muscle pain, sore throat, diarrhea, nausea, vomiting, cough, or shortness of breath with a score of 2 or higher at the time of the screening test.(5) Patients with a room air oxygen saturation (SpO2) of 96% or higher at the time of the screening test.

Patients who meet all of the following criteria will be eligible for this study.(1) Males and females who are 20 years of age or older at the time of obtaining consent(2) Patients who are confirmed positive for SARS-CoV-2 by antigen test or RT-PCR test using specimens (nasopharynx, nasal cavity, oropharynx, or saliva) collected within 72 hours prior to obtaining consent.(3) Patients with fever symptoms of 37.5 degrees Celsius or higher at the time of the screening test.(4) Patients who have at least one symptom of muscle pain, sore throat, diarrhea, nausea, vomiting, cough, or shortness of breath with a score of 2 or higher at the time of the screening test.(5) Patients with a room air oxygen saturation (SpO2) of 96% or higher at the time of the screening test.