12 / 48 wk Pivotal PFT vs PBO in COPD II

Randomised, Double-blind, Placebo-controlled, Parallel Group Study to Assess the Efficacy and Safety of 48 Weeks of Once Daily Treatment of Orally Inhaled BI 1744 CL (5 mcg [2 Actuations of 2.5 mcg] and 10 mcg [2 Actuations of 5 mcg]) Delivered by the Respimat® Inhaler, in Patients With Chronic Obstructive Pulmonary Disease (COPD

This primary objective of this study is to compare two doses of BI 1744 CL inhalation solution delivered by the Respimat® inhaler once daily to placebo in patients with chronic obstructive pulmonary disease (COPD).

Inclusion criteria:

• All patients must have a diagnosis of chronic obstructive pulmonary disease
• Male or female patients, 40 years of age or older Patients must be current or ex-smokers with a smoking history of more than 10 pack years Post bronchodilator FEV1 <80% predicted and post-bronchodilator FEV1/FVC <70%

Exclusion criteria:

• Patients with a significant disease other than COPD
• Patients with a history of asthma
• Patients with any of the following conditions:

a history of myocardial infarction within 1 year of screening visit (Visit 1) unstable or life-threatening cardiac arrhythmia. have been hospitalized for heart failure within the past year. known active tuberculosis a malignancy for which patient has undergone resection, radiation therapy or chemotherapy within last five years (patients with treated basal cell carcinoma are allowed) a history of life-threatening pulmonary obstruction a history of cystic fibrosis