# The Difference Between POSEIDON Group 3 and Group 4 as Regards IVF

> **NCT05778331** · — · UNKNOWN · sponsor: **Ain Shams University** · enrollment: 340 (estimated)

## Conditions studied

- Infertility, Female
- IVF

## Interventions

- **PROCEDURE:** Antagonist protocol for induction of ovulation

## Key facts

- **NCT ID:** NCT05778331
- **Lead sponsor:** Ain Shams University
- **Sponsor class:** OTHER
- **Phase:** —
- **Study type:** OBSERVATIONAL
- **Status:** UNKNOWN
- **Start date:** 2023-01-10
- **Primary completion:** 2023-07
- **Final completion:** 2023-09
- **Target enrollment:** 340 (ESTIMATED)
- **Last updated:** 2023-03-21


## Primary source

ClinicalTrials.gov registry: https://clinicaltrials.gov/study/NCT05778331

## Citation

> US National Library of Medicine, ClinicalTrials.gov registration NCT05778331, "The Difference Between POSEIDON Group 3 and Group 4 as Regards IVF". Retrieved via AI Analytics 2026-06-11 from https://api.ai-analytics.org/clinical/NCT05778331. Licensed CC0.

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