# Vitamins in Nitrous Oxide Study

> **NCT00655980** · NA · COMPLETED · sponsor: **Washington University School of Medicine** · enrollment: 687 (actual)

## Conditions studied

- Major Surgery
- Coronary Artery Disease

## Interventions

- **DRUG:** Vitamin B12 and folic acid
- **DRUG:** Nitrous oxide and placebo
- **OTHER:** standard of care

## Key facts

- **NCT ID:** NCT00655980
- **Lead sponsor:** Washington University School of Medicine
- **Sponsor class:** OTHER
- **Phase:** NA
- **Study type:** INTERVENTIONAL
- **Status:** COMPLETED
- **Start date:** 2008-02
- **Primary completion:** 2016-12
- **Final completion:** 2016-12
- **Target enrollment:** 687 (ACTUAL)
- **Last updated:** 2020-10-01

## Collaborators

- [object Object]
- [object Object]

## Primary source

ClinicalTrials.gov registry: https://clinicaltrials.gov/study/NCT00655980

## Citation

> US National Library of Medicine, ClinicalTrials.gov registration NCT00655980, "Vitamins in Nitrous Oxide Study". Retrieved via AI Analytics 2026-06-01 from https://api.ai-analytics.org/clinical/NCT00655980. Licensed CC0.

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