2022
After addition of lopinavir/ritonavir, eight volunteers suffered from both nausea and vomiting, one from nausea only, and one from vomiting only.
 eight volunteers: Subject; eight: Subject.Population; nausea and vomiting: Effect; lopinavir/ritonavir: Treatment; lopinavir: Treatment.Drug; ritonavir: Treatment.Drug; lopinavir: Combination.Drug; ritonavir: 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:
 eight volunteers: Subject; eight: Subject.Population; nausea and vomiting: Effect; lopinavir/ritonavir: Treatment; lopinavir: Treatment.Drug; ritonavir: Treatment.Drug; lopinavir: Combination.Drug; ritonavir: Combination.Drug