Letrozole Versus Laparoscopic Ovarian Drilling in Polycystic Ovary Syndrome

Inclusion Criteria: * History of at least one year of infertility either primary or secondary. * Body mass index: 25-35 * Normal fallopian tubes * Normal semen analysis of the husband * Women who will accept to participate in the study Exclusion Criteria: * Body mass index above 35 * Contraindication to general anesthesia * Previous laparoscopic drilling * Presence of other causes of infertility * Women who had received metformin, gonadotrophin, oral contraceptives or other hormonal drugs during the preceding 6 months * Women who intended to start a diet program * Women who will refuse to participate in the study.