The effect of low dose human chorionic gonadotropin on follicular response and oocyte maturation in PCOS patients undergoing IVF cycles: a randomized clinical trial of efficacy and safety.

Purpose: To compare the efficacy of two regimens of low dose human chorionic gonadotropin (hCG) on follicular response and oocyte maturation in women with polycystic ovarian syndrome (PCOS).

Methods: Ninety women with PCOS who underwent assisted reproduction were eligible for this controlled, prospective, randomized study. Our trial was performed at Royan Institute Reproductive Research Center over a 24-month period.