Findings

What do systematic reviews say?

1 questions · 1 findings · 1 reviews

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No studies found 0 · 0%GRADE not reported 0 · 0%Very low 1 · 100%Low 0 · 0%Moderate 0 · 0%High 0 · 0%

Hydroxychloroquine (HCQ) vs placebo or usual care

Time to clinical improvement · adults with mild to severe COVID‐19

It is very uncertain whether hydroxychloroquine (HCQ) changes time to clinical improvement compared with standard care or placebo (very low certainty).

1 finding from 1 review

Chloroquine or hydroxychloroquine for prevention and treatment of COVID‐19 2021 · Cochrane Headline outcomes only
HR 1.01 [0.59, 1.74]
1 study · 119 participants
Very low