Last reviewed · How we verify
Randomised, Multi-centre, Double-blind, Placebo-controlled Trial of Vitamin D Supplementation in Adult and Adolescent Patients With Asthma (ViDiAs)
The study null hypothesis is that vitamin D supplementation will not influence time to upper respiratory tract infection or time to severe asthma exacerbation in adult and adolescent patients with asthma.
Details
| Lead sponsor | Barts & The London NHS Trust |
|---|---|
| Phase | Phase 2/Phase 3 |
| Status | COMPLETED |
| Enrolment | 250 |
| Start date | 2009-09 |
| Completion | 2013-07 |
Conditions
- Asthma
Interventions
- Cholecalciferol
- Miglyol oil
Primary outcomes
- Time to first upper respiratory tract infection — One year
- Time to first severe asthma exacerbation — One year
Countries
United Kingdom