Evaluating the Control of COPD Symptoms in Patients Treated With Tiotropium Bromide 18mcg Once Daily Alone, ADOAIR 50/250mcg Twice Daily Alone or ADOAIR 50/250mcg Plus Tiotropium Bromide 18mcg
Conditions
- Pulmonary Disease, Chronic Obstructive
Interventions
- DRUG: fluticasone propionate/salmeterol 50/250mcg
- DRUG: fluticasone propionate/salmeterol placebo
- DRUG: tiotropium bromide 18mcg
- DRUG: tiotropium bromide placebo
- DRUG: fluticasone propionate/salmeterol 50/250mcg and tiotropium 18mcg
Sponsor
GlaxoSmithKline