4778
Despite the widespread use of these drugs , approximately 30 % of asthma sufferers exhibit some degree of steroid insensitivity or are refractory to inhaled GCs .
 Chemical: steroid
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: steroid