Open-label, single-center, randomized and parallel-group study to compare the effect of inhaled corticosteroids and leukotriene receptor antagonists in patients with cough variant asthma.
Not Applicable
- Conditions
- Cough variant asthma
- Registration Number
- JPRN-UMIN000000627
- Lead Sponsor
- Kyoto University Graduate School of Medicine
- Brief Summary
Not available
- Detailed Description
Not available
Recruitment & Eligibility
- Status
- Complete: follow-up continuing
- Sex
- All
- Target Recruitment
- 60
Inclusion Criteria
Not provided
Exclusion Criteria
1 Current smoker 2 Past treatment with inhaled corticosteroids or leukotriene receptor antagonists 3 Receiving oral corticosteroids in the previous 2 months
Study & Design
- Study Type
- Interventional
- Study Design
- Not specified
- Primary Outcome Measures
Name Time Method Coughing symptom
- Secondary Outcome Measures
Name Time Method 1 Symptom 2 Capsaicin cough sensitivity 3 Methacholine airway responsiveness 4 Pulmonary function test 5 Inflammatory biomarker of induced sputum and peripheral blood 6 Safety 7 Progression to classical asthma