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.
 ( adverse event: developed ,  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) 
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: developed ,  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) 