158
All dogs ( n = 6 ) randomly received orally dronedarone ( 10 and 30 mg / kg ) , amiodarone ( 10 and 30 mg / kg ) , and placebo twice daily for 7 days , with a 3 - week washout between consecutive treatments .
 Chemical: dronedarone; Chemical: amiodarone
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: dronedarone; Chemical: amiodarone