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Patients given prilocaine were more likely to develop hearing loss ( 10 out of 22 ) than those given bupivacaine ( 4 out of 22 ) ( P < 0 . 05 ) .
 prilocaine, hearing loss, bupivacaine
Please list all entity words in the text that fit the category. Output format is "word1, word2". 
Option: Disease, Chemical 
Text: {0} 
Answer:
 prilocaine, hearing loss, bupivacaine