A Study to Evaluate the 24 Hour Spirometric Effect (FEV1) of Fluticasone Furoate/Vilanterol Inhalation Powder (100mcg Fluticasone Furoate (FF)/25mcg Vilanterol (VI)) Compared With Salmeterol/Fluticasone Propionate Inhalation Powder (50mcg Salmeterol/500mcg Fluticasone Propionate (FP))
Conditions
- Pulmonary Disease, Chronic Obstructive
Interventions
- DRUG: Fluticasone Furoate 100mcg/Vilanterol 25mcg
- DRUG: Fluticaosne Propionate 500mcg/Salmeterol 50mcg
Sponsor
GlaxoSmithKline