15938
In a subgroup of women in the Metformin in Gestational Diabetes ( MiG ) trial , maternal plasma triglycerides increased more between enrollment ( 30 weeks ) and 36 weeks in those treated with metformin compared with insulin .
 Chemical: Metformin; Chemical: triglycerides; Chemical: metformin
Given options, please tell me the categories of all the listed entity words.Output format is "type1: word1; type2: word2". 
Option: Chemical 
Text: {0} 
 Entities: Metformin, triglycerides, metformin 
Answer:
 Chemical: Metformin; Chemical: triglycerides; Chemical: metformin