A Cross-Over Study to Evaluate Lung Function Response After Treatment With Umeclidinium (UMEC) 62.5 Micrograms (mcg), Vilanterol (VI) 25 mcg, and Umeclidinium/Vilanterol (UMEC/VI) 62.5/25 mcg Once-Daily in Subjects With Chronic Obstructive Pulmonary Disease (COPD)
Conditions
- Pulmonary Disease, Chronic Obstructive
Interventions
- DEVICE: Umeclidinium 62.5 mcg
- DEVICE: Vilanterol 25 mcg
- DEVICE: Umeclidinium/Vilanterol 62.5/25 mcg
Sponsor
GlaxoSmithKline