A Randomized, Multiple-dose, Double-blind, Placebo- and Active-controlled, Parallel Group Efficacy and Safety Study to Determine the Optimum Dose of BEA 2180 BR Delivered by the Respimat® Inhaler in Patients With Chronic Obstructive Pulmonary Disease (COPD)
A Randomized, Multiple-dose, Double-blind, Placebo- and Active-controlled, Parallel Group Efficacy and Safety Study to Determine the Optimum Dose of BEA 2180 BR Delivered by the Respimat® Inhaler in Patients With Chronic Obstructive Pulmonary Disease (COPD)
The primary objective of this study is to determine the optimum dose of BEA 2180 BR inhalation solut ion delivered by the Respimat ? inhaler once daily for four weeks in patients with COPD.
1. Patients with any other significant disease will be excluded. 2. Patients with a history of asthma or allergic rhinitis will be excluded.