A Dose Range Finding Study to Evaluate the Efficacy and Safety of AZD9668 Administered Orally at Three Dose Levels to Patients With Chronic Obstructive Pulmonary Disease (COPD) on Treatment With Tiotropium
Conditions
- Chronic Obstructive Pulmonary Disease
Interventions
- DRUG: AZD9668
- DRUG: AZD9668
- DRUG: AZD9668
- DRUG: AZD9668 Placebo
Sponsor
AstraZeneca