Effect of acupuncture and warm cupping on clinical manifestations of COVID-19

INTERVENTION: Intervention 1: Intervention group1: standard treatment (based on the latest National Diagnostic and Treatment Protocol) + warm cupping: retained cupping 4 cm from each side of theT3 vertebrae for 1 minute, then moving cupping 4 cm from the spinous process of thoracic vertebraes for 5 minutes. Three times a day for 3‐7 days (based on patient hospitalization) ; with a medium glass with a mouth diameter of 5 cm and a height of 8 cm, so the suction rate is between 10 and 15 mm. Intervention 2: Intervention group2: standard treatment (based on the latest National Diagnostic and Treatment Protocol) + Acupuncture with standard needling method (without electrical stimulation), once a day for 20 minutes for 3‐7 days (based on patient hospitalization). Acupuncture will be done with 25×20 mm needle on acupoints: Lu5, Lu7,LI4, LV3, Ren12, Ren17, ST36. Intervention 3: Control group: standard treatment (based on the latest National Diagnostic and Treatment Protocol). CONDITION: COVID‐19. ; COVID‐19, virus identified U07.1 PRIMARY OUTCOME: Blood oxygen saturation. Timepoint: Before intervention and 1,2,3,4,5,6,7 days after intervention. Method of measurement: Pulse oximetry. SECONDARY OUTCOME: Chest pain (non cardiac). Timepoint: Before intervention and 1?2?3?4?5?6?7 days after intervention. Method of measurement: CTCAE version 5. Duration of hospital stay. Timepoint: Last day of hospitalization. Method of measurement: Day. Need to oxygen therapy. Timepoint: Before intervention and 1?2?3?4?5?6?7 days after intervention. Method of measurement: CTCAE version 5. Severity of cough. Timepoint: Before intervention and 1?2?3?4?5?6?7 days after intervention. Method of measurement: CTCAE version 5. Severity of dyspnea. Timepoint: Before intervention and 1?2?3?4?5?6?7 days after intervention. Method of measurement: CTCAE version 5. INCLUSION CRITERIA: Patients who need hospitalization according to the guidelines of "National guidelines for the diagnosis and treatment of COVID‐19" and for whom medical treatment has been initiated. And o2 saturation<93%. Or Chest CT‐scan with COVID‐19 pattern. Volunteer to join the trial and sign the informed consent form.