a compound consisting of a beta-stimulant , salbutamol ( ventolin ; allen & hanburys ) ( 100 micrograms/puff ) , and a steroid , beclomethasone dipropionate ( becotide ; allen & hanburys ) ( 50 micrograms/puff ) , was studied to test the hypothesis that the corticosteroid could enhance the bronchodilator properties of the beta-stimulant during chronic asthma and simulated acute attacks ( antigen challenge ) .
C0004906
beclomethasone dipropionate
C0591154
becotide