The Study Will Evaluate the Effect of AZD9164 in Patients With Chronic Obstructive Pulmonary Disease

A Double-blind, Double-dummy, Placebo-controlled, Randomised, Multi-centre, 5-way Cross-over, Single-dose Study to Investigate the Local and Systemic Effects of Inhaled AZD9164 Compared to Tiotropium in Subjects With Chronic Obstructive Pulmonary Disease (COPD)

Chronic Obstructive Pulmonary Disease (COPD) is a chronic respiratory condition with deteriorating lung function over the years. Patients with COPD experience symptoms of shortness of breath, cough and sputum production. This study is to assess the treatment effects after inhalation of three different single doses of AZD9164 (100, 400 and 1200 mcg) and one single dose of tiotropium (18 mcg). One dose of placebo will be given as comparator. 25 patients are to participate in the study and all will be recruited in Sweden. Each patient will visit the study doctor 9 times during the study, whereof 5 visits will be overnight visits. All examinations, treatment and the follow-up is free of charge.

Inclusion Criteria:

• A clinical diagnosis of COPD
• FEV1 40 - 80% of the predicted normal value (post-bronchodilator) and post- bronchodilator FEV1/FVC < 70%

Exclusion Criteria:

• Any clinically relevant abnormal findings at screening examinations
• Any clinically significant disease or disorder