... separated by a 14-day washout. Study drug was supplied daily by blinded,third party study personnel to maintain blinding of patients and investigators. The primary efficacy variable wastrough ... overall safety and tolerability profile. The bronchodilator efficacy of indacaterol appears to be at least comparable with that of tiotropium, with a faster onset of action. Indacaterolmay prove ... Tkacova R, Bao W, Jack D,Higgins M: Safety, tolerability and efficacy of indacaterol, a novel once-daily beta(2)-agonist, in patients with COPD: a 28-day randomised,placebo controlled clinical...