Nasal spray vs needle: new study tests easier way to mature eggs for freezing
Disease control
Not yet recruiting
This study compares a nasal spray (nafarelin) to a standard injection (triptorelin) for triggering final egg maturation in women freezing their eggs for fertility preservation. About 154 women will be randomly assigned to one of the two triggers during ovarian stimulation. The ma…
Phase: PHASE4 • Sponsor: Fundacion Dexeus • Aim: Disease control
Last updated Jun 27, 2026 13:02 UTC