# Cleavage-stage Versus Blastocyst-stage Embryo Transfer in IVF Patients With Few Embryos

> **NCT06746129** · PHASE3 · RECRUITING · sponsor: **Beth Israel Deaconess Medical Center** · enrollment: 1126 (estimated)

## Conditions studied

- Infertility (IVF Patients)

## Interventions

- **PROCEDURE:** embryo transfer

## Key facts

- **NCT ID:** NCT06746129
- **Lead sponsor:** Beth Israel Deaconess Medical Center
- **Sponsor class:** OTHER
- **Phase:** PHASE3
- **Study type:** INTERVENTIONAL
- **Status:** RECRUITING
- **Start date:** 2025-09-10
- **Primary completion:** 2030-12
- **Final completion:** 2031-06-30
- **Target enrollment:** 1126 (ESTIMATED)
- **Last updated:** 2026-04-02

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## Primary source

ClinicalTrials.gov registry: https://clinicaltrials.gov/study/NCT06746129

## Citation

> US National Library of Medicine, ClinicalTrials.gov registration NCT06746129, "Cleavage-stage Versus Blastocyst-stage Embryo Transfer in IVF Patients With Few Embryos". Retrieved via AI Analytics 2026-06-24 from https://api.ai-analytics.org/clinical/NCT06746129. Licensed CC0.

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