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Ribavirin is licensed in aerosol form for the treatment of respiratory syncytial virus infection , and orally in combination with interferon to treat hepatitis C .
 Chemical: Ribavirin; Disease: respiratory syncytial virus infection; Disease: hepatitis C
Please list all entity words in the text that fit the category.Output format is "type1: word1; type2: word2". 
Option: Disease, Chemical 
Text: {0} 
Answer:
 Chemical: Ribavirin; Disease: respiratory syncytial virus infection; Disease: hepatitis C