A Randomized, Double-Blind, 4-way Crossover Study to Evaluate the Efficacy of of 24 Hour Spirometry Profiles of Inhaled BI 1744 CL and Inhaled Tiotropium Bromide in Patients With Chronic Obstructive Pulmonary Disease
Clinical trial NCT01040728 · COMPLETED
Trial details
- NCT number
- NCT01040728
- Sponsor
- Boehringer Ingelheim
- Status
- COMPLETED
- Phase
- Phase 3
- Study type
- INTERVENTIONAL
- Start date
- 2010-01-01
- Primary completion
- 2011-01-01
- Enrollment
- 122
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