Related Experiment Videos
[Mifepristone for induction of second trimester abortion]
1Fødeavdelingen, St Olavs Hospital, Trondheim. runa.heimstad@medisin.ntnu.no
Summary
Pretreatment with mifepristone significantly shortens the induction-to-abortion interval for second-trimester pregnancy termination. The mifepristone and misoprostol combination offers an effective, non-invasive alternative to gemeprost regimens.
Area of Science:
- Reproductive Medicine
- Pharmacology
- Obstetrics & Gynecology
Background:
- Evaluating alternative medical abortion regimens for second-trimester pregnancy termination.
- Assessing the shift from gemeprost to mifepristone and misoprostol protocols.
Purpose of the Study:
- To compare the efficacy and safety of different second-trimester pregnancy termination regimens.
- To evaluate the impact of mifepristone pretreatment on induction-to-abortion intervals.
Main Methods:
- Prospective study (1994-2001) involving 179 women undergoing second-trimester termination for fetal malformations.
- Comparison of three regimens: gemeprost alone, mifepristone followed by gemeprost, and mifepristone followed by misoprostol.
Main Results:
- Significantly shorter induction-to-abortion intervals observed with mifepristone pretreatment (9.7 and 9.5 hours) compared to gemeprost alone (22.7 hours).
- All patients receiving mifepristone aborted within 24 hours, versus 80% with gemeprost alone.
Conclusions:
- Mifepristone and misoprostol combination is an effective, non-invasive regimen for second-trimester pregnancy termination.
- Mifepristone pretreatment represents a significant advancement, improving efficiency and patient outcomes.
- Misoprostol offers advantages over gemeprost, including lower cost, room temperature storage, and flexible administration routes.