Dydrogesterone-Primed Ovarian Stimulation Protocol Versus Gonadotropin Releasing Hormone Antagonist Protocol in ICSI

GnRH antagonist protocol is currently a good strategy for controlled ovarian stimulation in women with PCOS undergoing IVF/ICSI cycles. Finding a protocol that can be a better alternative will help in improving the success rate of IVF/ICSI cycles

Inclusion Criteria:All patients should be candidates for ICSI.Age between 20-40 years.Body mass index 18-35 kg/m2.Diagnosis of PCOS according to modified Rotterdam's criteriaExclusion Criteria:1) Any patient with contraindication to IVF treatment or pregnancy 2) Women with history of intra-uterine abnormality. 3) Severe endometriosis (grade 3 or 4) 4) Clinically significant systemic disease or other endocrinopathy.