2784
We report the case of a patient with chronic hepatitis C infection who developed severe anaemia during antiviral treatment with peginterferon alfa/ribavirin when oseltamivir was added to treat influenza.
 a patient with chronic hepatitis C infection: Subject; severe anaemia: Effect; peginterferon alfa/ribavirin: Treatment; oseltamivir: Treatment; chronic hepatitis C infection: Treatment.Disorder; influenza: Treatment.Disorder; peginterferon alfa: Treatment.Drug; ribavirin: Treatment.Drug; oseltamivir: Treatment.Drug; peginterferon alfa: Combination.Drug; ribavirin: Combination.Drug; oseltamivir: 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:
 a patient with chronic hepatitis C infection: Subject; severe anaemia: Effect; peginterferon alfa/ribavirin: Treatment; oseltamivir: Treatment; chronic hepatitis C infection: Treatment.Disorder; influenza: Treatment.Disorder; peginterferon alfa: Treatment.Drug; ribavirin: Treatment.Drug; oseltamivir: Treatment.Drug; peginterferon alfa: Combination.Drug; ribavirin: Combination.Drug; oseltamivir: Combination.Drug