9984
While both amiodarone and digoxin can cause permanent visual changes , the ocular effects are often reversible .
 adverse effect: ocular effects, amiodarone; adverse effect: ocular effects, digoxin; adverse effect: visual changes, amiodarone; adverse effect: visual changes, digoxin
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:  ocular effects, amiodarone; ocular effects, digoxin; visual changes, amiodarone; visual changes, digoxin 
Answer:
 adverse effect: ocular effects, amiodarone; adverse effect: ocular effects, digoxin; adverse effect: visual changes, amiodarone; adverse effect: visual changes, digoxin