3007
He received 500 ug of intravenous levothyroxine in the first 18 h of therapy , and 150 ug intravenous daily thereafter .
 Chemical: levothyroxine
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: levothyroxine