OBJECTIVE: To examine the clinical efficacy of mifepristone 100 mg followed 2 days later by
misoprostol 400 μg orally or 800 μg vaginally in women at up to 49 days' gestation.
METHODS: Eighty participants received mifepristone 100 mg and then were randomized to
misoprostol, administered 48 hours later, at a dose of 400 μg orally (group 1) or 800 μg
vaginally (group 2). Women returned for follow-up evaluations 24±1 hour after using the
misoprostol and then 2–3 weeks later. If abortion still had not occurred and the pregnancy …