# Impact of Serum Progesterone Levels on the Day of β-hCG Test in Artificial Cycles on the Ongoing Pregnancy Rate.

> **NCT05750849** · — · RECRUITING · sponsor: **Instituto Valenciano de Infertilidad, IVI VALENCIA** · enrollment: 900 (estimated)

## Conditions studied

- Infertility, Female

## Interventions

- **PROCEDURE:** BLOOD COLLECTION FOR P4 DETERMINATION

## Key facts

- **NCT ID:** NCT05750849
- **Lead sponsor:** Instituto Valenciano de Infertilidad, IVI VALENCIA
- **Sponsor class:** OTHER
- **Phase:** —
- **Study type:** OBSERVATIONAL
- **Status:** RECRUITING
- **Start date:** 2023-01-25
- **Primary completion:** 2025-12
- **Final completion:** 2025-12
- **Target enrollment:** 900 (ESTIMATED)
- **Last updated:** 2025-07-20


## Primary source

ClinicalTrials.gov registry: https://clinicaltrials.gov/study/NCT05750849

## Citation

> US National Library of Medicine, ClinicalTrials.gov registration NCT05750849, "Impact of Serum Progesterone Levels on the Day of β-hCG Test in Artificial Cycles on the Ongoing Pregnancy Rate.". Retrieved via AI Analytics 2026-06-25 from https://api.ai-analytics.org/clinical/NCT05750849. Licensed CC0.

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