3415
Amiodarone was administered to 154 patients who had sustained , symptomatic ventricular tachycardia ( VT ) ( n = 118 ) or a cardiac arrest ( n = 36 ) and who were refractory to conventional antiarrhythmic drugs .
 Chemical: Amiodarone; Disease: ventricular tachycardia; Disease: VT; Disease: cardiac arrest
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:
 Chemical: Amiodarone; Disease: ventricular tachycardia; Disease: VT; Disease: cardiac arrest