Overview To Determine the Relationship Between Baseline Reversibility and the Efficacy of Indacaterol Status: Completed Trial end date: 2012-05-01 Target enrollment: Participant gender: Summary In this 5-months study, the response of patients to salbutamol at baseline will be compared with their response to treatment with indacaterol. Phase: Phase 4 Details Lead Sponsor: Novartis Pharmaceuticals