[{"arm_notes": "", "treatment_id": null, "treatment_name": "TODO Treatment - DrugsIntervention group: The standard treatment for COVID-19 based on the Ministry of Health's protocol including hydroxychloroquine sulfate (Amin Pharmaceutical company, Isfahan) at a dose of 400 mg twice a day for the first day and 200 mg twice a day for six following days, along with melatonin capsules (Vana Darou Gostar Pharmaceutical Company, Iran) at a dose of 50 mg once a day for a period of seven days.", "treatment_type": "TODO", "pharmacological_treatment": "TODO"}, {"arm_notes": "", "treatment_id": null, "treatment_name": "TODO Treatment - DrugsControl group: Hydroxychloroquine sulfate (Amin Pharmaceutical company, Isfahan) at a dose of 400 mg twice a day for the first day and 200 mg twice a day for six following days, along with melatonin-like placebo capsules (Vana Darou Gostar Pharmaceutical Company, Iran) at a dose of one capsule daily for a period of seven days.", "treatment_type": "TODO", "pharmacological_treatment": "TODO"}]

[{"arm_notes": "", "treatment_id": 779, "treatment_name": "Melatonin", "treatment_type": "Central nervous system agents", "pharmacological_treatment": "Pharmacological treatment"}, {"arm_notes": "", "treatment_id": 2188, "treatment_name": "Standard of care", "treatment_type": "Standard of care", "pharmacological_treatment": "Standard of care"}]