in this double-blind , parallel , single-dose study , bitolterol mesylate aerosol ( three sprays , 1.11 mg ) and albuterol aerosol ( two sprays , 180 mcg ) were compared for efficacy of bronchodilation in 120 adolescent and young adult patients with moderate to severe asthma .
C0106575
bitolterol mesylate
C1371299
bronchodilation