# Multiple Courses of Antenatal Corticosteroids for Preterm Birth Study (MACS)

> **NCT00187382** · PHASE4 · COMPLETED · sponsor: **Sunnybrook Health Sciences Centre** · enrollment: 1858 (actual)

## Conditions studied

- Pregnancies at Increased Risk of Preterm Birth

## Interventions

- **DRUG:** Multiple vs. single courses of antenatalcorticosteroids

## Key facts

- **NCT ID:** NCT00187382
- **Lead sponsor:** Sunnybrook Health Sciences Centre
- **Sponsor class:** OTHER
- **Phase:** PHASE4
- **Study type:** INTERVENTIONAL
- **Status:** COMPLETED
- **Start date:** 2001-04
- **Primary completion:** 2007-06
- **Final completion:** 2011-12
- **Target enrollment:** 1858 (ACTUAL)
- **Last updated:** 2010-06-15


## Primary source

ClinicalTrials.gov registry: https://clinicaltrials.gov/study/NCT00187382

## Citation

> US National Library of Medicine, ClinicalTrials.gov registration NCT00187382, "Multiple Courses of Antenatal Corticosteroids for Preterm Birth Study (MACS)". Retrieved via AI Analytics 2026-06-30 from https://api.ai-analytics.org/clinical/NCT00187382. Licensed CC0.

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