Progesterone support may improve IUI success in infertility study
Symptom relief
Not yet recruiting
This study tests whether taking progesterone (a hormone) after intrauterine insemination (IUI) with letrozole can increase the chance of pregnancy. About 690 women with infertility will be randomly assigned to receive progesterone or standard care. The goal is to see if this simp…
Phase: PHASE4 • Sponsor: Kirstine Kirkegaard • Aim: Symptom relief
Last updated May 26, 2026 11:09 UTC