- Conditions
- Chronic Bronchitis, Chronic Obstructive Pulmonary Disease
- Interventions
- Erdosteine
- Drug
- Lead sponsor
- Adams Respiratory Therapeutics
- Industry
- Eligibility
- 40 Years and older
- Enrollment
- 400 participants
- Healthy volunteers
- Healthy volunteers not accepted
- Timeline
- Started 2006
- U.S. locations
- 1
- States / cities
- King of Prussia, Pennsylvania
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