2071
We report two cases of severe serotonin syndrome induced by the administration of cyclobenzaprine in postoperative patients already receiving another proserotoninergic drug (phenelzine in one case and duloxetine in the other).
 postoperative patients: Subject; postoperative: Subject.Disorder; serotonin syndrome: Effect; cyclobenzaprine: Treatment; duloxetine: Treatment; duloxetine: Treatment.Drug; cyclobenzaprine: Combination.Drug; duloxetine: Combination.Drug
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:
 postoperative patients: Subject; postoperative: Subject.Disorder; serotonin syndrome: Effect; cyclobenzaprine: Treatment; duloxetine: Treatment; duloxetine: Treatment.Drug; cyclobenzaprine: Combination.Drug; duloxetine: Combination.Drug