Dataset from A Randomised, Double-blind, Double-dummy, Placebo-controlled, Parallel-group Study to Assess and Compare Efficacy and Safety of an 8-week Treatment With BI 54903 at Doses of 45.5, 90.9 and 181.8 mcg b.i.d. Administered Via Respimat® Inhaler and Fluticasone Propionate HFA 220 mcg b.i.d. in Patients With Asthma Inadequately Controlled on Low Dose ICS Therapy

The aim of the study is to assess and compare efficacy and safety of BI 54903 at 3 doses twice daily (b.i.d.), fluticasone propionate hydrofluoroalkane metered dose inhaler (HFA MDI) at a dose of 220 mcg b.i.d. and placebo b.i.d. over an 8-week treatment period in asthmatic patients aged 12 to 65 years inadequately controlled on low dose Inhaled corticosteroid (ICS) as demonstrated by a decrease in forced expiratory volume in one second (FEV1 (range 10-25%) and an asthma control questionnaire (ACQ-6) greater or equal 1.5 at time of randomisation