Evaluation of the Effect of Methylene Blue in the Treatment of Outpatients with COVID-19 Referred to the Lung Clinic

INTERVENTION: Intervention 1: Intervention group: In addition to the standard treatment, Covid‐19 outpatients are received orally methylene blue along with complementary materials two times per day in interval time 12 hours. The drug is used for 7 days until 14 days. Drug is prepared by Omid Rajabi pharmaceutical company. Methylene Blue (1 mg/Kg), Vitamin C, Glucose or sugar, Vitamine B1, B2, B3, Calcium Phosphate, Citrate Potassium, Carbonate Sodium, Glycine Amino Acid, Ginger, Lecithin, Ascorbyl Palmitate, Magnesium Stearate will be prepared as powder (in one sacchet) and it will used orally after dissolving in water. Intervention 2: Intervention group: Patients will received just the standard treatment. CONDITION: U07.1 Covid‐19. ; Covid‐19 PRIMARY OUTCOME: Chest pain. Timepoint: Interval time: the third day, the sixth day, the eleventh day, the fourteenth day after using Methylene Blue. Method of measurement: Physical exam. Headache. Timepoint: Interval time: the third day, the sixth day, the eleventh day, the fourteenth day after using Methylene Blue. Method of measurement: Physical exam. Respiratory Rate. Timepoint: Interval time: the third day, the sixth day, the eleventh day, the fourteenth day after using Methylene Blue. Method of measurement: Physical exam. Diarrhea. Timepoint: Interval time: the third day, the sixth day, the eleventh day, the fourteenth day after using Methylene Blue. Method of measurement: Physical exam. Fever. Timepoint: Interval time: the third day, the sixth day, the eleventh day, the fourteenth day after using Methylene Blue. Method of measurement: Physical exam. Vomiting. Timepoint: Interval time: the third day, the sixth day, the eleventh day, the fourteenth day after using Methylene Blue. Method of measurement: Physical exam. Cough. Timepoint: Interval time: the third day, the sixth day, the eleventh day, the fourteenth day after using Methylene Blue. Method of measurement: Physical exam. Oxygen pressure saturation. Timepoint: Interval time: the third day, the sixth day, the eleventh day, the fourteenth day after using Methylene Blue. Method of measurement: Pulse oximeter. Shivery. Timepoint: Interval time: the third day, the sixth day, the eleventh day, the fourteenth day after using Methylene Blue. Method of measurement: Physical exam. SECONDARY OUTCOME: Mortality rate. Timepoint: After 30 days. Method of measurement: Review of medical records. Hospital stay time. Timepoint: After 15 days. Method of measurement: Number of days. INCLUSION CRITERIA: Outpatients with COVID‐19 virus referred to a Lung Clinic Confirmed by HRCT or PCR SPO2 without Mask after Ten Minutes between 70‐96 Age Over 18 Years Old