14482
We conclude that neurosurgeons and neurologists should be aware of calcium antagonist -- related ileus in patients treated with nimodipine .
 adverse effect: ileus, nimodipine
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:  ileus, nimodipine 
Answer:
 adverse effect: ileus, nimodipine