U.S., April 3 -- ClinicalTrials.gov registry received information related to the study (NCT07508657) titled 'Progesterone Supplementation After Letrozole-stimulated Insemination' on March 27.
Brief Summary: This trial aims to investigate whether luteal phase support improves the chance of pregnancy in women undergoing intrauterine insemination (IUI) following ovarian stimulation with letrozole.
In this randomized clinical trial, 690 women undergoing letrozole-stimulated IUI at four public fertility clinics in Denmark will be randomly allocated to one of two groups:
* Vaginal progesterone from the day after insemination (Cyclogest 400 mg twice daily)
* No luteal phase support, reflecting current clinical practice
All participants will u...