# PI4 - A Trial Assessing Metformin to Prolong Gestation in Preterm Preeclampsia

> **NCT06033131** · PHASE3 · RECRUITING · sponsor: **Lina Bergman** · enrollment: 294 (estimated)

## Conditions studied

- Preeclampsia

## Interventions

- **DRUG:** Metformin ER
- **DRUG:** Placebo

## Key facts

- **NCT ID:** NCT06033131
- **Lead sponsor:** Lina Bergman
- **Sponsor class:** OTHER
- **Phase:** PHASE3
- **Study type:** INTERVENTIONAL
- **Status:** RECRUITING
- **Start date:** 2024-01-19
- **Primary completion:** 2027-12-31
- **Final completion:** 2029-12-31
- **Target enrollment:** 294 (ESTIMATED)
- **Last updated:** 2026-05-04

## Collaborators

- [object Object]

## Primary source

ClinicalTrials.gov registry: https://clinicaltrials.gov/study/NCT06033131

## Citation

> US National Library of Medicine, ClinicalTrials.gov registration NCT06033131, "PI4 - A Trial Assessing Metformin to Prolong Gestation in Preterm Preeclampsia". Retrieved via AI Analytics 2026-05-24 from https://api.ai-analytics.org/clinical/NCT06033131. Licensed CC0.

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