3414
Long - term efficacy and toxicity of high - dose amiodarone therapy for ventricular tachycardia or ventricular fibrillation .
 Disease: toxicity; Chemical: amiodarone; Disease: ventricular tachycardia; Disease: ventricular fibrillation
Please list all entity words in the text that fit the category.Output format is "type1: word1; type2: word2". 
Option: Disease, Chemical 
Text: {0} 
Answer:
 Disease: toxicity; Chemical: amiodarone; Disease: ventricular tachycardia; Disease: ventricular fibrillation