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A Randomised, Double-blind, Double-dummy, Crossover Efficacy and Safety Comparison of 6-week Treatment Periods of the Free Combinations of Tiotropium Inhalation Powder Capsule (18 μg) QD + Salmeterol Metered Dose Inhaler (2 Puffs of 25 μg) QD or BID, Tiotropium Inhalation Powder Capsule (18 μg) QD and Salmeterol Metered Dose Inhaler (2 Puffs of 25 μg) BID in Patients With (COPD)
Conditions
Interventions
Tiotropium
Salmeterol
+2 more
Start Date
September 1, 2003
Primary Completion Date
July 1, 2004
Last Updated
September 17, 2014
NCT06831994
NCT02755974
NCT05050591
NCT05913765
NCT05592847
NCT00683722
Lead Sponsor
Boehringer Ingelheim
Data Source & Attribution
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