drugset / Trial / NCT05198050
Letrozole in Induction of Abortion of Anembryonic Pregnancy
RandomizedParallel-groupSingle-blindHealth-services research
Summary
Some studies suggest the prescription of aromatase inhibitors prior to the use of misoprostol for inducing drug abortion. the aim of the study is to compare the effectiveness of various regimens of letrozole combined with misoprostol versus using misoprostol alone in inducing complete abortion in patients with blighted ovum.
Timeline
- Start
- 2022-04-03
- Primary completion
- 2022-09-30
- Completion
- 2022-09-30
Publications
- Background Fouda UM, Sayed AM. Extended letrozole regimen versus clomiphene citrate for superovulation in patients with unexplained infertility undergoing intrauterine insemination: a randomized controlled trial. Reprod Biol Endocrinol. 2011 Jun 21;9:84. doi: 10.1186/1477-7827-9-84.
- Background Abbasalizadeh F, Sahhaf F, Sadeghi-Shabestari P, Mirza-Aghazadeh-Attari M, Naghavi-Behzad M. Comparison Between Effect of Letrozole Plus Misoprostol and Misoprostol Alone in Terminating Non-Viable First Trimester Pregnancies: A Single Blind Randomized Trial. J Family Reprod Health. 2018 Mar;12(1):27-33.
- Background Lee VCY, Ng EHY, Yeung WSB, Ho PC. Misoprostol with or without letrozole pretreatment for termination of pregnancy: a randomized controlled trial. Obstet Gynecol. 2011 Feb;117(2 Pt 1):317-323. doi: 10.1097/AOG.0b013e3182073fbf.
- Background Lee VC, Yeung TW, Tang OS, Ng EH, Yeung WS, Ho PC. Effect of letrozole on uterine artery Doppler flow indices prior to first-trimester termination of pregnancy: a randomized controlled trial. Ultrasound Obstet Gynecol. 2012 Oct;40(4):392-7. doi: 10.1002/uog.11115.
Drugs
| Evaluation | Drug | Modality | Dose | Route |
|---|---|---|---|---|
| Comparator | Letrozole | Other / unclassified | 10 mg | — |
| Comparator | Letrozole | Other / unclassified | 20 mg | — |
| Comparator | Misoprostol | Other / unclassified | — | — |
Indications
No indication recorded.