Title
Trial of Vitamin D to Reduce Risk and Severity of COVID-19 and Other Acute Respiratory Infections
Phase 3 Randomised Controlled Trial of Vitamin D Supplementation to Reduce Risk and Severity of COVID-19 and Other Acute Respiratory Infections in the UK Population
Phase
Phase 3Lead Sponsor
University of LondonStudy Type
InterventionalStatus
Completed No Results PostedIndication/Condition
Covid19 Acute Respiratory Tract InfectionIntervention/Treatment
Vitamin DStudy Participants
6200CORONAVIT is an open-label, phase 3, randomised clinical trial testing whether implementation of a test-and-treat approach to correction of sub-optimal vitamin D status results in reduced risk and/or severity of COVID-19 and other acute respiratory infections.
Capsules containing 800 IU (20 micrograms) or 3,200 IU (80 micrograms) cholecalciferol
Standard of care (national recommendation of 400 IU/day vitamin D)
Offer of a daily dose of 800 IU (20 micrograms) cholecalciferol to individuals with 25-hydroxyvitamin D level <75 nmol/L
Offer of a daily dose of 3200 IU (80 micrograms) cholecalciferol to individuals with 25-hydroxyvitamin D level <75 nmol/L
Inclusion criteria: UK resident Age ≥16 years Gives informed consent to participate Exclusion criteria: taking digoxin, alfacalcidol, calcitriol, dihydrotachysterol or paricalcitol known diagnosis of sarcoidosis, primary hyperparathyroidism, renal stones or renal failure requiring dialysis known allergy to any ingredient in the study capsules (vitamin D, olive oil, caramel, gelatine or glycerol) pregnancy