2908
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 .
 adverse effect: allergic reaction, capecitabine
Given options, please tell me the relationships of all the listed entity pairs.Output format is "relation1: word1, word2; relation2: word3, word4". 
Option: adverse effect 
Text: {0} 
 Entity Pairs:  allergic reaction, capecitabine 
Answer:
 adverse effect: allergic reaction, capecitabine