# Endometrial Preparation in Frozen Embryo Transfer Cycles

> **NCT06181305** · PHASE4 · UNKNOWN · sponsor: **Rahem Fertility Center** · enrollment: 210 (estimated)

## Conditions studied

- IVF

## Interventions

- **DRUG:** estradiol valerate and letrozole
- **DRUG:** letrozole 2,5 mg tablet

## Key facts

- **NCT ID:** NCT06181305
- **Lead sponsor:** Rahem Fertility Center
- **Sponsor class:** OTHER
- **Phase:** PHASE4
- **Study type:** INTERVENTIONAL
- **Status:** UNKNOWN
- **Start date:** 2024-02-24
- **Primary completion:** 2024-11-25
- **Final completion:** 2024-12-25
- **Target enrollment:** 210 (ESTIMATED)
- **Last updated:** 2024-02-26


## Primary source

ClinicalTrials.gov registry: https://clinicaltrials.gov/study/NCT06181305

## Citation

> US National Library of Medicine, ClinicalTrials.gov registration NCT06181305, "Endometrial Preparation in Frozen Embryo Transfer Cycles". Retrieved via AI Analytics 2026-05-28 from https://api.ai-analytics.org/clinical/NCT06181305. Licensed CC0.

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