DPP4 and diabetes mellitus: People living with type 2 diabetes are often prescribed multiple non‐insulin anti‐diabetes medications, such as metformin, sulfonylureas, sodium‐glucose cotransporter‐2 (SGLT2) inhibitors, dipeptidyl peptidase‐4 (DPP‐4) inhibitors and glucagon‐like peptide‐1 receptor agonists (GLP‐1 RAs) [1].