6017
It was postulated that the allergic reaction was most likely caused by capecitabine or the intermediate metabolites based on the immediate reappearance of symptoms from the rechallenge , pharmacokinetic data , and well - tolerance of fluorouracil .
 allergic reaction, capecitabine
Please list all entity pairs containing a certain relationship in the given options.Output format is "word1, word2; word3, word4". 
Option: adverse effect 
Text: {0} 
Answer:
 allergic reaction, capecitabine