2285
OBJECTIVE: To report a case of severe apnea in an infant exposed to lamotrigine through breast-feeding.
 an infant: Subject; infant: Subject.Age; severe apnea: Effect; exposed to lamotrigine through breast-feeding: Treatment; lamotrigine: Treatment.Drug; breast-feeding: Treatment.Route
Given event type and trigger, please tell me the arguments of all the listed option. Output format is "name1: role1; name2: role2". 
Event type: adverse event 
  Option: Treatment.Freq, Subject.Population, Combination.Drug, Subject.Gender, Treatment.Duration, Subject, Effect, Treatment, Treatment.Disorder, Subject.Disorder, Treatment.Route, Subject.Race, Treatment.Time_elapsed, Treatment.Dosage, Subject.Age, Treatment.Drug 
Text: {0} 
Answer:
 an infant: Subject; infant: Subject.Age; severe apnea: Effect; exposed to lamotrigine through breast-feeding: Treatment; lamotrigine: Treatment.Drug; breast-feeding: Treatment.Route