21886
In this study we identified patients for whom known drug and pathological causes of levothyroxine malabsorption were excluded and despite often high doses of levothyroxine , the patients remained hypothyroid .
 Chemical: levothyroxine; Chemical: levothyroxine
Please list all entity words in the text that fit the category.Output format is "type1: word1; type2: word2". 
Option: Chemical 
Text: {0} 
Answer:
 Chemical: levothyroxine; Chemical: levothyroxine