# Metformin for Preeclampsia Prevention in Pregnant Women With Type 1 Diabetes Mellitus

> **NCT03570632** · PHASE4 · ACTIVE_NOT_RECRUITING · sponsor: **Maisa N. Feghali, MD** · enrollment: 60 (estimated)

## Conditions studied

- Diabetes Mellitus, Type 1
- Pregnancy in Diabetes

## Interventions

- **DRUG:** Metformin

## Key facts

- **NCT ID:** NCT03570632
- **Lead sponsor:** Maisa N. Feghali, MD
- **Sponsor class:** OTHER
- **Phase:** PHASE4
- **Study type:** INTERVENTIONAL
- **Status:** ACTIVE_NOT_RECRUITING
- **Start date:** 2019-07-08
- **Primary completion:** 2025-10-30
- **Final completion:** 2026-05-31
- **Target enrollment:** 60 (ESTIMATED)
- **Last updated:** 2026-01-08


## Primary source

ClinicalTrials.gov registry: https://clinicaltrials.gov/study/NCT03570632

## Citation

> US National Library of Medicine, ClinicalTrials.gov registration NCT03570632, "Metformin for Preeclampsia Prevention in Pregnant Women With Type 1 Diabetes Mellitus". Retrieved via AI Analytics 2026-06-02 from https://api.ai-analytics.org/clinical/NCT03570632. Licensed CC0.

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