Dual Trigger Versus GnRHa Trigger Combined With Luteal HCG Administration

Final oocyte maturation will be triggered by dual administration of 0.2 mg of GnRHa preparation (Triptorelin) SC and 1500 IU of HCG preparation IM

Final oocyte maturation will be triggered by administration of 0.2 mg Triptorelin SC then a single IM bolus of 1500 IU HCG will be administered 35-37 hours after GnRHa trigger (1 hour after oocyte retrieval)

Final oocyte maturation will be triggered by administration of 0.2 mg Triptorelin SC then 3 IM boluses of 500 IU HCG will be administered day 1, day 4 and day 7 after oocyte retrieval