Found 1 Chronic Bronchitis trials
A listing of Chronic Bronchitis medical research trials actively recruiting patient volunteers. Search for closest city to find more detailed information on a research study in your area.
Prospective, randomized, parallel group, double-blind, concurrently controlled, multi-center clinical trial following patients to 2 years to assess the safety and effectiveness the treatment of the symptoms of chronic bronchitis in adult COPD patients with moderate to severe chronic bronchitis.
