the effects of a new long-acting inhaled beta 2-adrenoceptor agonist aerosol formoterol ( 12 micrograms ) , on fev1 , and on methacholine-induced bronchoconstriction , were compared with those of terbutaline ( 250 micrograms ) and placebo in 12 midly asthmatic subjects .
C0039542
terbutaline
C0004096
asthmatic