1648
Adrenaline arrhythmia , which is suppressed by Ca channel blockers , was induced by adrenaline infusion in halothane - anesthetized dogs .
 Disease: Adrenaline arrhythmia; Chemical: Ca; Chemical: adrenaline; Chemical: halothane
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: Adrenaline arrhythmia; Chemical: Ca; Chemical: adrenaline; Chemical: halothane