VIDA is a study aimed at improving the health of people with asthma who still have asthma symptoms despite using low-dose inhaled asthma medications (inhaled corticosteroids) and who are deficient in vitamin D.

Eligibility Requirements

To qualify, participants must:

• Be age 18 or older
• Have persistent asthma symptoms 
• Use low-dose inhaled corticosteroid
• Have low vitamin D levels (< 30 ng/ml)
• Use vitamin D supplements < 1000 IU/day

Study Requirements

Participants must:

• Undergo a screening visit
• Take study medications that are provided at no cost to you 
• Participate in a total of 11 visits over 35 weeks

Compensation

Financial compensation will be provided for qualified participants.

For more information, contact Rhonda Webb at 919-479-0743 or rhonda.webb@duke.edu.