Overview Letrozole Pretreatment With Misoprostol for Second-Trimester Medical Abortion Status: Completed Trial end date: 2016-12-01 Target enrollment: Participant gender: Summary To compare the success rate of letrozole and misoprostol versus misoprostol alone for medical termination of pregnancy in second trimester abortion. Phase: Phase 2/Phase 3 Details Lead Sponsor: Ain Shams UniversityTreatments: LetrozoleMisoprostol