one hundred and twenty seven adults considered on clinical grounds to have non-asthmatic chronic airflow obstruction entered a randomised , double blind , placebo controlled , crossover trial comparing the physiological response to inhaled beclomethasone dipropionate 500 micrograms thrice daily with oral prednisolone 40 mg a day , both given for two weeks .
C0004096
asthmatic
C0004906
beclomethasone dipropionate