Effect of GnRH Agonist vs GnRH Antagonist on Oocyte Morphology During IVF/ICSI

0.05-0.1 mg subcutaneously (SC) once daily from the mid-luteal phase (day 21) of the cycle until the day of ovulation triggering.

0.25 mg subcutaneously (SC) once daily starting from the day detecting a leading follicle diameter ≥ 14 mm until the day of ovulation triggering.

Dosage adjustment according to the ovarian response.

Ovulation will be triggered by the administration of 10,000 IU of human chorionic gonadotropin when at least three follicles become more than 16-17 mm.