Determining Optimal Free Dose Combination of Tiotropium Bromide and BI 1744 CL in Chronic Obstructive Pulmonary Disease (COPD)
Clinical trial NCT01040403 · COMPLETED
Trial details
- NCT number
- NCT01040403
- Sponsor
- Boehringer Ingelheim
- Status
- COMPLETED
- Phase
- Phase 2
- Study type
- INTERVENTIONAL
- Start date
- 2010-01-01
- Primary completion
- 2011-02-01
- Enrollment
- 233
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