Threatened miscarriage — DRCOG MCQ
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Correct answer: A — Vaginal micronised progesterone 400 mg twice daily
The best answer is “Vaginal micronised progesterone 400 mg twice daily”. For vaginal bleeding with a scan-confirmed intrauterine pregnancy and a previous miscarriage, NICE recommends vaginal micronised progesterone 400 mg twice daily. If a fetal heartbeat is confirmed, treatment is continued until 16 completed weeks of pregnancy.
Reference: NICE NG126: Ectopic pregnancy and miscarriage: https://www.nice.org.uk/guidance/ng126/chapter/recommendations