A COMPARISON BETWEEN THE EFFECTS OF LETROZOLE IN COMBINATION WITH CLOMIPHENE AND LETROZOLE ALONE ON OVULATION AND PREGNANCY IN INFERTILE PATIENTS WITH POLYCYSTIC OVARIAN SYNDROME: A CLINICAL TRIAL STUDY

Background and purpose: Infertility is defined as the inability to conceive after 12 months of regular coitus.Anovulatory processes are the most common cause of infertility in women.The aim of this study was to compare the efficacy of combination treatment of clomiphene citrate (CC) and letrozole versus letrozole alone for ovulation induction and p