Factors associated with the discontinuation of dipeptidyl peptidase-4 inhibitors (DPP-4is) after initiation of insulin.

Type 2 diabetes (T2D) is a prevalent health problem. Oral agents, with the exception of metformin, are often discontinued with the initiation of insulin. The objective was to understand the proportion of patients discontinuing dipeptidyl peptidase-4 inhibitors (DPP-4is) and the reasons for the decision to discontinue.