Eclampsia Prophylaxis — RACP Adult Medicine MCQ

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EasyEmergency MedicineEclampsia ProphylaxisRACP Adult Medicine

A 30-year-old woman with eclampsia risk. What is first-line seizure prophylaxis?

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Correct answer: C — Magnesium sulfate

IV magnesium sulfate (MAGPIE trial): 4 g loading over 20 min, 1 g/hr infusion for 24 hrs. Superior to phenytoin and diazepam.

Reference: eTG – 2025; SOMANZ – 2023