2146
METHOD : The authors followed a patient with chronic HCV who received interferon and ribavirin and who developed hallucinations ultimately requiring psychiatric hospitalization .
 adverse effect: hallucinations, interferon; adverse effect: hallucinations, ribavirin
Given a phrase that describes the relationship between two words, extract the words and the lexical relationship between them. The output format should be "relation1: word1, word2; relation2: word3, word4". 
Option: adverse effect 
Text: {0} 
Answer:
 adverse effect: hallucinations, interferon; adverse effect: hallucinations, ribavirin