5203
In the patients who stopped insulin therapy , the duration of diabetes was significantly shorter and the daily insulin dosage at initiation and the prevalence of sulfonylurea pretreatment significantly lower compared with patients who continued on insulin .
 Chemical: sulfonylurea
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: sulfonylurea