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Asthma Research Study
If you have uncontrolled asthma, you may be eligible to participate in a research study to evaluate an investigational asthma medicine. (REF# 18026)

Methacholine Broncoprovocation Influence of High Potency Corticosteroids in Asthma (MeCIS)
Patients with asthma and healthy volunteers are needed for a study that examines the influence of high potency corticosteroids on asthma. (REF# 9088)

Study of Acid Reflux in Children with Asthma
Physicians at the Duke Asthma Clinical Research Center (ACRC) are studying acid reflux (GER) and asthma in children. (REF# 0739)

Tiotropium Bromide as an Alternative to Increased Inhaled Corticosteroid in Patients Inadequately Controlled on a Lower Dose of Inhaled Corticosteroid (TALC)
This study compares the use of tiotropium versus increasing the dose of inhaled steroids. This study is a 52-week study. (REF# 0533)

GSNO Reductase, S-nitrosothiols, and Asthma (GSNO)
This study will assess the loss of S-nitrosothiols, which are naturally occurring airway dilators in the lungs in asthma. (REF# 9160)

Airway Remodeling in Asthma: Modulation by Interleukin-13
This study evaluates whether or not the cytokine interleukin-13 modulates airway fibroblast function in asthma via increased expression of PDGF. (REF# 8848)

Best Adjustment Strategy for Asthma over Long Term (BASALT)
This study compares the effects of three strategies to adjust inhaled corticosteroids in asthmatics. This study is a total of 44 weeks. (REF# 1368)

Metabolomic and Inflammatory Profiling in Patients with COPD
The purpose of this study is to examine systemic changes in metabolism, hormones, and inflammation following standard treatment with combination of salmeterol 50 mcg and fluticasone propionate 250 mcg.
(REF# 3560)

Eosinophilic Esophagitis (EE) in Children
This study will evaluate the effectiveness and safety of a new therapy to treat eosinophilic esophagitis (EE) in children 5 to 18 years of age. (REF# 6276)