# MPAACS: Magnesium for the Prevention of Atrial Arrhythmias After Cardiac Surgery

> **NCT00250965** · PHASE3 · TERMINATED · sponsor: **University of British Columbia** · enrollment: 927 (actual)

## Conditions studied

- Coronary Artery Disease
- Valvular Heart Disease

## Interventions

- **DRUG:** intravenous magnesium

## Key facts

- **NCT ID:** NCT00250965
- **Lead sponsor:** University of British Columbia
- **Sponsor class:** OTHER
- **Phase:** PHASE3
- **Study type:** INTERVENTIONAL
- **Status:** TERMINATED
- **Start date:** 2004-07
- **Primary completion:** 2008-09
- **Final completion:** 2009-02
- **Target enrollment:** 927 (ACTUAL)
- **Why stopped:** Terminated by DSMB; futility analysis showing Mg treatment not efficacious
- **Last updated:** 2010-11-04

## Collaborators

- [object Object]

## Primary source

ClinicalTrials.gov registry: https://clinicaltrials.gov/study/NCT00250965

## Citation

> US National Library of Medicine, ClinicalTrials.gov registration NCT00250965, "MPAACS: Magnesium for the Prevention of Atrial Arrhythmias After Cardiac Surgery". Retrieved via AI Analytics 2026-09-03 from https://api.ai-analytics.org/clinical/NCT00250965. Licensed CC0.

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*[Clinical trials dataset](/datasets/clinical-trials) · CC0 1.0*
