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Study aim
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Evaluation of the efficacy and safety of Melatonin in patients with COVID-19
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Design
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A phase 3, Placebo-controlled, Paralleled, double-blind, randomized clinical trial, 60 patients, randomized using blocks
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Settings and conduct
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This study will be conducted at the Shahid Mohammadi Hospital, Hormozgan University of Medical Sciences, Bandar Abbas.The study population is 60 patients with COVID-19 (30 patients in control group and 30 in study group).
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Participants/Inclusion and exclusion criteria
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Inclusion criteria: Age >20 years, positive polymerase chain reaction (PCR) test for COVID-19 or/and lung involvement in imaging, primary clinical symptoms, hspitalized and moderate patients, and signing informed consent.
Exclusion Criteria: Patients with underlying diseases including hypertension, diabetes, seizure, depression, chronic hepatitis, cirrhosis, and cholestatic liver diseases, use of anticoagulant drugs like warfarin, hormonal drugs, alcohol, and any illegal drugs (during last 30 days), history of allergy to Melatonin, and pregnancy and breastfeeding.
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Intervention groups
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Group A will be patients receiving standard treatment of COVID-19 according to the Ministry of Health's protocol. Group B will be patients receiving, in addition to the standard treatment, Melatonin capsules, at a dose of 50 mg daily for a period of seven days.
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Main outcome variables
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Checking the fever, respiratory rate, Oxygen saturation
Evaluation of white blood cell count, C-reactive protein
Occurrence of adverse drug reactions