# Examining the Role of Vitamin D in Asthma and Chronic Obstructive Pulmonary Disease (COPD)

> **NCT00851695** · — · COMPLETED · sponsor: **Brigham and Women's Hospital** · enrollment: 2266 (actual)

## Conditions studied

- Asthma
- Pulmonary Disease
- Chronic Obstructive

## Interventions

_None listed._

## Key facts

- **NCT ID:** NCT00851695
- **Lead sponsor:** Brigham and Women's Hospital
- **Sponsor class:** OTHER
- **Phase:** —
- **Study type:** OBSERVATIONAL
- **Status:** COMPLETED
- **Start date:** 2007-07
- **Primary completion:** 2010-06
- **Final completion:** 2010-06
- **Target enrollment:** 2266 (ACTUAL)
- **Last updated:** 2012-08-13

## Collaborators

- [object Object]

## Primary source

ClinicalTrials.gov registry: https://clinicaltrials.gov/study/NCT00851695

## Citation

> US National Library of Medicine, ClinicalTrials.gov registration NCT00851695, "Examining the Role of Vitamin D in Asthma and Chronic Obstructive Pulmonary Disease (COPD)". Retrieved via AI Analytics 2026-06-09 from https://api.ai-analytics.org/clinical/NCT00851695. Licensed CC0.

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