2675
Ropinirole was added to his current therapy for Parkinson disease, with a corresponding decrease in the dose of levodopa/carbidopa to allow levodopa sparing.
 ( potential therapeutic event: added ,  Ropinirole: Treatment, a corresponding decrease in the dose of levodopa/carbidopa to allow levodopa sparing: Treatment, Ropinirole: Treatment.Drug, levodopa: Treatment.Drug, carbidopa: Treatment.Drug, Parkinson disease: Treatment.Disorder, Ropinirole: Combination.Drug, levodopa: Combination.Drug, carbidopa: Combination.Drug) 
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:
 ( potential therapeutic event: added ,  Ropinirole: Treatment, a corresponding decrease in the dose of levodopa/carbidopa to allow levodopa sparing: Treatment, Ropinirole: Treatment.Drug, levodopa: Treatment.Drug, carbidopa: Treatment.Drug, Parkinson disease: Treatment.Disorder, Ropinirole: Combination.Drug, levodopa: Combination.Drug, carbidopa: Combination.Drug) 