A 12 Week Treatment, Multi-center, Randomized, Double-blind, Parallel-group, Placebo and Active Controlled Study to Assess the Efficacy, Safety, and Tolerability of Indacaterol Maleate / Glycopyrronium Bromide in COPD Patients With Moderate to Severe Airflow Limitation.
Conditions
- Chronic Obstructive Pulmonary Disease (COPD)
Interventions
- DRUG: QVA149
- DRUG: QAB149
- DRUG: NVA237
- DRUG: Placebo
Sponsor
Novartis Pharmaceuticals