A Study to Evaluate the Effect of Umeclidinium (UMEC) as Combination Therapy in Subjects With Chronic Obstructive Pulmonary Disease (COPD)
Conditions
- Pulmonary Disease, Chronic Obstructive
Interventions
- DRUG: UMEC DPI
- DRUG: Placebo DPI
- DRUG: ICS/LABA medication
- DRUG: Albuterol/salbutamol Metered Dose Inhaler (MDI)
Sponsor
GlaxoSmithKline