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An evaluation of ovarian structure and function should be considered in women of reproductive age being treated with valproate for epilepsy, especially if they develop menstrual cycle disturbances during treatment.
 ( adverse event: develop ,  women of reproductive age: Subject, women: Subject.Gender, reproductive age: Subject.Age, menstrual cycle disturbances: Effect, valproate for epilepsy: Treatment, valproate: Treatment.Drug, epilepsy: 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: develop ,  women of reproductive age: Subject, women: Subject.Gender, reproductive age: Subject.Age, menstrual cycle disturbances: Effect, valproate for epilepsy: Treatment, valproate: Treatment.Drug, epilepsy: Treatment.Disorder) 