# Benefit of GnRH Agonist Before Frozen Embryo Transfer in Patients With Endometriosis and/or Adenomyosis

> **NCT04356664** · PHASE2,PHASE3 · RECRUITING · sponsor: **Hopital Foch** · enrollment: 180 (estimated)

## Conditions studied

- Endometriosis
- Adenomyosis
- Infertility, Female

## Interventions

- **DRUG:** GnRH agonist

## Key facts

- **NCT ID:** NCT04356664
- **Lead sponsor:** Hopital Foch
- **Sponsor class:** OTHER
- **Phase:** PHASE2,PHASE3
- **Study type:** INTERVENTIONAL
- **Status:** RECRUITING
- **Start date:** 2021-03-18
- **Primary completion:** 2026-06-18
- **Final completion:** 2026-06-18
- **Target enrollment:** 180 (ESTIMATED)
- **Last updated:** 2026-01-16


## Primary source

ClinicalTrials.gov registry: https://clinicaltrials.gov/study/NCT04356664

## Citation

> US National Library of Medicine, ClinicalTrials.gov registration NCT04356664, "Benefit of GnRH Agonist Before Frozen Embryo Transfer in Patients With Endometriosis and/or Adenomyosis". Retrieved via AI Analytics 2026-06-25 from https://api.ai-analytics.org/clinical/NCT04356664. Licensed CC0.

---

*[Clinical trials dataset](/datasets/clinical-trials) · CC0 1.0*