INS and diabetes mellitus: To date, there are five basal insulin preparations available for use in patients with diabetes mellitus in the Asia‐Pacific region: (1) ultra‐long‐acting insulin: glargine U‐300, degludec U‐100; (2) long‐acting insulin: glargine U‐100, detemir; and (3) intermediate‐acting insulin: insulin protamine Hagedorn (NPH).