1710
Although dyspnea associated with verapamil administration has been reported, this is the first report of an elderly asymptomatic asthmatic patient with hypertension who developed an acute asthma attack following sustained-release verapamil administration.
 ( adverse event: developed ,  an elderly asymptomatic asthmatic patient with hypertension: Subject, elderly: Subject.Age, asymptomatic asthmatic: Subject.Disorder, an acute asthma attack: Effect, sustained-release verapamil administration: Treatment, sustained-release verapamil: Treatment.Drug, hypertension: Treatment.Disorder) 
Locate the role in the text that participated in the event based on the event type and return it in the event list. 
 Option: Event type: adverse event,potential therapeutic event, Arguments type: Treatment.Disorder,Treatment.Time_elapsed,Treatment.Dosage,Subject.Race,Treatment.Drug,Treatment.Route,Subject.Disorder,Treatment.Freq,Treatment,Effect,Subject.Population,Treatment.Duration,Combination.Drug,Subject,Subject.Age,Subject.Gender. 
Text: {0} 
Answer:
 ( adverse event: developed ,  an elderly asymptomatic asthmatic patient with hypertension: Subject, elderly: Subject.Age, asymptomatic asthmatic: Subject.Disorder, an acute asthma attack: Effect, sustained-release verapamil administration: Treatment, sustained-release verapamil: Treatment.Drug, hypertension: Treatment.Disorder) 