Relative Potency of Inhaled Corticosteroids
Asthma, Chronic Obstructive Pulmonary Disease (COPD)
About this trial
This is an interventional treatment trial for Asthma focused on measuring Eosinophilic bronchitis with asthma, Eosinophilic bronchitis without asthma
Eligibility Criteria
Inclusion Criteria: Sputum eosinophilia >3% Adults age 18-70 years History of episodic wheeze, chest tightness, dyspnea or cough within the last 12 months. FEV1 ≥ 60% predicted Steroid naive or on not more than 500 µg a day of beclomethasone or equivalent. Able to give written informed consent Exclusion Criteria: Recent asthma or COPD exacerbation (as judged by the clinician) due to respiratory infection within the last month Relevant seasonal allergen exposure within 4 weeks or within the course of the study Treatment with prednisone or antibiotics or hospitalisation within the past 6 weeks Other respiratory diseases Women who are pregnant or unwilling to use appropriate contraception during the study Unable to withhold short-acting ß-agonist treatment for 6 hours before visit
Sites / Locations
- Firestone Institute for Respiratory Health, St. Joseph's Healthcare