Effect of Roflumilast on Lung Function in Chronic Obstructive Pulmonary Disease (COPD) Patients Treated With Salmeterol: The EOS Study (BY217/M2-127)
Conditions
- Chronic Obstructive Pulmonary Disease (COPD)
Interventions
- DRUG: Roflumilast
- DRUG: Placebo
Sponsor
AstraZeneca