Findings

What do systematic reviews say?

1 questions · 1 findings · 1 reviews

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

Nausea · women seeking emergency contraception

Single‐dose levonorgestrel showed no clear difference in specific side effects ‐ nausea compared with split‐dose levonorgestrel (moderate certainty).

1 finding from 1 review

Interventions for emergency contraception 2019 · Cochrane Headline outcomes only
RR 0.97 [0.88, 1.07]
3 studies · 6804 participants
Moderate