9406
The possibility of phenytoin hypersensitivity reactions should be considered when patients receiving phenytoin have unusual symptoms , particularly fever , rash , and lymphadenopathy .
 fever, phenytoin; fever, phenytoin; hypersensitivity reactions, phenytoin; hypersensitivity reactions, phenytoin; lymphadenopathy, phenytoin; lymphadenopathy, phenytoin; rash, phenytoin; rash, phenytoin
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:
 fever, phenytoin; fever, phenytoin; hypersensitivity reactions, phenytoin; hypersensitivity reactions, phenytoin; lymphadenopathy, phenytoin; lymphadenopathy, phenytoin; rash, phenytoin; rash, phenytoin