29173
Introduction : Dipeptidyl peptidase - 4 ( DPP - 4 ) inhibitors ( gliptins ) play an increasing role in the management of type 2 diabetes .
 None
Please list all entity words in the text that fit the category.Output format is "type1: word1; type2: word2". 
Option: Chemical 
Text: {0} 
Answer:
 None