2538
We present a case in which dipyridamole induced high - grade atrioventricular ( AV ) block that responded promptly to intravenous aminophylline but not to atropine .
 adverse effect: high - grade atrioventricular ( AV ) block, dipyridamole
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:  high - grade atrioventricular ( AV ) block, dipyridamole 
Answer:
 adverse effect: high - grade atrioventricular ( AV ) block, dipyridamole