4259
Although fluoxetine - induced headache occurred in one patient , the other five reported no side effects at the doses used .
 adverse effect: headache, fluoxetine
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:  headache, fluoxetine 
Answer:
 adverse effect: headache, fluoxetine