Vitamin A for COVID-19
42nd treatment shown to reduce risk in
June 2023
No treatment is 100% effective. Protocols
combine treatments. * >10%
efficacy, ≥3 studies.
4,900+ studies for
102 treatments. c19early.org
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risk of ARDS, 99.7% lower, OR 0.003, p < 0.001, cutoff 0.65μg/ml, RR approximated with OR.
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Effect extraction follows pre-specified rules prioritizing more serious outcomes. Submit updates |