Tiotropium Once Daily 18 Mcg Versus Salmeterol Twice Daily 50 Mcg on Time to First Exacerbation in COPD Patients.

Clinical trial NCT00563381 · COMPLETED

Trial details

NCT number: NCT00563381
Sponsor: Boehringer Ingelheim
Status: COMPLETED
Phase: Phase 4
Study type: INTERVENTIONAL

Pulmonary Disease, Chronic Obstructive

Start date: 2008-01-01
Primary completion: 2010-04-01
Enrollment: 7376

View on ClinicalTrials.gov

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