MedicationsQuestion 13 of 100
Metformin is classified as which type of antidiabetic agent?
a.Biguanide
b.Sulfonylurea
c.Thiazolidinedione
d.DPP-4 inhibitor
Explanation
Metformin is the only biguanide in common use; it lowers hepatic glucose production and improves insulin sensitivity. Sulfonylureas such as glipizide stimulate insulin release, thiazolidinediones such as pioglitazone act on PPAR-gamma receptors, and DPP-4 inhibitors such as sitagliptin end in '-gliptin'.
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