A Multi-centre Randomized Double Blind 52-week Study to Assess the Safety of QVA149 Compared to QAB149 in Patients With COPD Who Have Moderate to Severe Airflow Limitation

Summary

This study is to assess the safety and tolerability of two different doses of QVA149 and QAB149 in patients with moderate to severe airflow limitation.

Timeline

Start

2012-10

Primary completion

2014-06

Completion

2014-06

Drugs

Indications