a study to compare the bronchodilator effect of salbutamol powder ( ventolin , 200 micrograms ) administered via a rotahaler ( sr ) , with that of terbutaline sulphate ( bricanyl , 500 micrograms ) administered via a misthaler ( tm ) was carried out in 25 children with stable moderate to severe asthma .
C0039543
terbutaline sulphate
C0004096
asthma