Vitamin D Deficiency and Asthma Exacerbation

• Status: Completed
• Trial end date: 2014-03-01
• Target enrollment: 0
• Participant gender: All

Summary

The study aim is in two phases. First phase: to evaluate the influence of vitamin D deficiency on asthma severity, degree of airway obstruction and frequency of asthma exacerbations. Second phase: to evaluate if in patients with vitamin D deficiency (25-OH vitamin D levels below 20 ng/ml), vitamin D supplementation decreases the number of disease exacerbations.

• Phase: N/A
• Accepts Healthy Volunteers?: No

Details

• Lead Sponsor: University of Turin, Italy
• Treatments: Cholecalciferol; Ergocalciferols; Vitamin D; Vitamins

Criteria

Inclusion Criteria:

• All the consecutive patients with bronchial asthma of any severity, who presented for a scheduled visit at our Respiratory Clinic during the period October 2012-March 2013 and who had at least one year regular follow-up every three months

Exclusion Criteria:

• Acute exacerbation in the last month and treatment with vitamins and dietary supplements in the last year.