The purpose of this study is to determine the effect of an approved medication being studied in support of a new approach in the prevention of exercise-induced asthma (a worsening of asthma caused by exercise, also known as exercise-induced bronchospasm), in participants who have a history of worsening asthma after exercise.
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Maximum Percent Fall in FEV1 After Exercise Challenge at 2 Hours Postdose Compared With Pre-exercise Baseline in Patients With Exercise-induced Bronchospasm (EIB)
Timeframe: Pre-exercise baseline measurement and 0-60 minutes after the exercise challenge performed 2 hours after a single oral dose