Coenzyme q 10 and Fertility Outcome in Women With Clomiphene Resistant PCOS

Inclusion Criteria: * Diagnosis of polycystic ovarian syndrome PCOS based on the revised 2003 consensus on diagnostic criteria and long-term health risks related to PCOS (2003). * All women were previously treated with 100 mg of CC daily for 5 days per cycle, for two to three cycles with persistent anovulation or ovulate with very thin endometrium \<5 mm at the time of hCG administration Exclusion Criteria: * Non-consenting. * known autoimmune disorders * prior treatment of endometriosis or surgery to reproductive tract * prior history of pelvic inflammatory disease * those with tubal factors and uterine factors as assessed on history and confirmed by normal hysterosalpingogram. * Thyroid disorder as assessed by history examination and TSH level * Patients with raised FSH