A Comparison of the Effects of Tiotropium Inhalation qd and Salmeterol Inhalation Bid on Arterial Blood Gases.
Clinical trial NCT00274534 · COMPLETED
Trial details
- NCT number
- NCT00274534
- Sponsor
- Boehringer Ingelheim
- Status
- COMPLETED
- Phase
- Phase 3
- Study type
- INTERVENTIONAL
- Start date
- 2000-12-01
- Enrollment
- 36
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