INS and diabetes mellitus: Type 2 diabetes mellitus (T2DM) is a chronic metabolic disorder characterised by insulin resistance and relative insulin deficiency.1 As the disease progresses, managing T2DM often requires a comprehensive approach that includes lifestyle changes, oral hypoglycaemic agents, and potentially daily insulin therapy.2 Timely intensification of medication is crucial to maintain glycaemic control and prevent or delay complications.3,4