Betamethasone valerate inhalation and exercise-induced asthma in adults.


The effect of regular inhalation of betamethasone valerate (800 microgram daily) on exercise-induced asthma has been studied in 18 adult patients. The active aerosol was compared with placebo in a double-blind cross-over study, each inhaler being used for four weeks. Exercise tests after each period of treatment were performed using a cycle ergometer, care… (More)


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