Study in Patients With COPD
Study in Patients With COPD
The purpose of this study is to determine which dose of the investigational drug is the most
 safe and effective compared to the control drug.
Inclusion Criteria:

 -History of COPD and cigarette smoking

 Exclusion Criteria:

 -  Clinical diagnosis of asthma.

 -  Chest X-ray that is diagnostic of a significant pulmonary disease other than COPD

 -  Disease of other major organ systems