# Does Progesterone Prevent Very Preterm Delivery in Twin Pregnancies?

> **NCT00329914** · PHASE2 · COMPLETED · sponsor: **Rigshospitalet, Denmark** · enrollment: 677 (actual)

## Conditions studied

- Preterm Delivery

## Interventions

- **DRUG:** Progesterone
- **DRUG:** Placebo

## Key facts

- **NCT ID:** NCT00329914
- **Lead sponsor:** Rigshospitalet, Denmark
- **Sponsor class:** OTHER
- **Phase:** PHASE2
- **Study type:** INTERVENTIONAL
- **Status:** COMPLETED
- **Start date:** 2006-06
- **Primary completion:** 2009-02
- **Final completion:** 2010-09
- **Target enrollment:** 677 (ACTUAL)
- **Last updated:** 2011-07-25

## Collaborators

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## Primary source

ClinicalTrials.gov registry: https://clinicaltrials.gov/study/NCT00329914

## Citation

> US National Library of Medicine, ClinicalTrials.gov registration NCT00329914, "Does Progesterone Prevent Very Preterm Delivery in Twin Pregnancies?". Retrieved via AI Analytics 2026-06-02 from https://api.ai-analytics.org/clinical/NCT00329914. Licensed CC0.

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