2416
Levothyroxine replacement therapy with vitamin E supplementation prevents oxidative stress and cognitive deficit in experimental hypothyroidism .
 Chemical: Levothyroxine; Chemical: vitamin E
Given options, please tell me the categories of all the listed entity words.Output format is "type1: word1; type2: word2". 
Option: Chemical 
Text: {0} 
 Entities: Levothyroxine, vitamin E 
Answer:
 Chemical: Levothyroxine; Chemical: vitamin E