Systematic Reviewhigh evidence
Mifepristone versus other interventions for the prevention of pregnancy in reproductive-age women using emergency contraception.
The Cochrane database of systematic reviews·September 21, 2026·PMID 42764179
Why it mattersEmergency contraception choice often balances efficacy, side effects, and menstrual changes. This review quantifies mifepristone's advantages over levonorgestrel and Yuzpe, and highlights its main drawback—delayed menses—which can cause anxiety and repeat visits.

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