6707
She was receiving phenytoin sodium 300 mg / day ; carbamazepine 200 mg four times daily had been discontinued four days before admission because of leukopenia .
 adverse effect: leukopenia, carbamazepine; adverse effect: leukopenia, phenytoin sodium
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:  leukopenia, carbamazepine; leukopenia, phenytoin sodium 
Answer:
 adverse effect: leukopenia, carbamazepine; adverse effect: leukopenia, phenytoin sodium