Findings

What do systematic reviews say?

42 questions · 42 findings · 2 reviews · Fertility Regulation

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No studies found 3 · 7.1%GRADE not reported 0 · 0%Very low 5 · 11.9%Low 13 · 31%Moderate 14 · 33.3%High 7 · 16.7%

Mid‐dose mifepristone (25 mg‐50 mg) vs levonorgestrel 1.5 mg

Observed number of pregnancies (all women) · women seeking emergency contraception

Mid‐dose mifepristone (25 mg‐50 mg) probably leads to lower observed number of pregnancies (all women) compared with levonorgestrel 1.5 mg (moderate certainty).

1 finding from 1 review

Interventions for emergency contraception 2019 · Cochrane Headline outcomes only
RR 0.61 [0.45, 0.83]
27 studies · 6052 participants
Moderate

Mid‐dose mifepristone (25 mg‐50 mg) vs levonorgestrel 1.5 mg

Side effects · women seeking emergency contraception

Mid‐dose mifepristone (25 mg‐50 mg) may leads to lower any side effect compared with levonorgestrel 1.5 mg (low certainty).

1 finding from 1 review

Interventions for emergency contraception 2019 · Cochrane Headline outcomes only
RR 0.55 [0.4, 0.74]
18 studies · 4352 participants
Low