# Effect of Vitamin D as add-on Therapy for Vitamin D Insufficient Patients With Severe Asthma

> **NCT02424552** · PHASE4 · TERMINATED · sponsor: **Johannes Gutenberg University Mainz** · enrollment: 54 (actual)

## Conditions studied

- Asthma

## Interventions

- **DRUG:** Vitamin D3
- **DRUG:** Placebo

## Key facts

- **NCT ID:** NCT02424552
- **Lead sponsor:** Johannes Gutenberg University Mainz
- **Sponsor class:** OTHER
- **Phase:** PHASE4
- **Study type:** INTERVENTIONAL
- **Status:** TERMINATED
- **Start date:** 2015-06-26
- **Primary completion:** 2017-02-09
- **Final completion:** 2017-03-09
- **Target enrollment:** 54 (ACTUAL)
- **Why stopped:** recruitment problems
- **Last updated:** 2017-05-01

## Collaborators

- [object Object]

## Primary source

ClinicalTrials.gov registry: https://clinicaltrials.gov/study/NCT02424552

## Citation

> US National Library of Medicine, ClinicalTrials.gov registration NCT02424552, "Effect of Vitamin D as add-on Therapy for Vitamin D Insufficient Patients With Severe Asthma". Retrieved via AI Analytics 2026-05-30 from https://api.ai-analytics.org/clinical/NCT02424552. Licensed CC0.

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