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MediumObstetrics & GynecologyEmergency Contraceptionus-abfmus-usmle-step-2us-usmle-step-3

A 32-year-old G2P1 with a copper IUD in place asks whether emergency contraception is needed after unprotected intercourse 72 hours ago. She prefers to keep the IUD. Which option is MEC Category 1 and most effective?

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