Efficacy of DPP4i as the Fourth Drug in the Management of Type2 Diabetes Mellitus in Asian Indians Poorly Controlled by Use of at least 3 Oral Antidiabetic Drugs.

DPP-4 inhibitors are effective in achieving desired glycaemic goals even when used as a fourth drug in patients with inadequate glycaemic control despite receiving an optimum dose of at least 3 OADs.