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Home   COVID-19 treatment studies for Vitamin C  COVID-19 treatment studies for Vitamin C  C19 studies: Vitamin C  Vitamin C   Select treatmentSelect treatmentTreatmentsTreatments
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0 0.25 0.5 0.75 1 1.25 1.5 1.75 2+ Progression 33% Improvement Relative Risk ICU time 6% c19vitaminc.com/darbanc.html Favors vitamin C Favors control
15 December 2020 - Late treatment study
Efficacy of High Dose Vitamin C, Melatonin and Zinc in Iranian Patients with Acute Respiratory Syndrome due to Coronavirus Infection: A Pilot Randomized Trial
Darban et al., Journal of Cellular & Molecular Anesthesia, doi:10.22037/jcma.v6i2.32182 (Peer Reviewed)
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Small RCT in Iran with 20 ICU patients, 10 treated with high-dose vitamin C, melatonin, and zinc, not showing significant differences. IRCT20151228025732N52.
risk of progression, 33.3% lower, RR 0.67, p = 1.00, treatment 2 of 10 (20.0%), control 3 of 10 (30.0%), NNT 10.
ICU time, 6.0% lower, relative time 0.94, p = 0.30, treatment 10, control 10.
Effect extraction follows pre-specified rules prioritizing more serious outcomes.
Darban et al., 12/15/2020, Randomized Controlled Trial, Iran, Middle East, peer-reviewed, 8 authors, this trial uses multiple treatments in the treatment arm (combined with melatonin and zinc) - results of individual treatments may vary.
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