Overview Letrozole Step-up Protocol for Ovulation Induction in Infertile Women With PCOS Status: Completed Trial end date: 2017-03-01 Target enrollment: Participant gender: Summary the aim of the study is to compare between the step-up and conventional protocols in ovulation induction in infertile women with PCOS Phase: N/A Details Lead Sponsor: Benha UniversityTreatments: Letrozole