More than 90% of patients with type 1 diabetes were treated with insulin, and in patients with type 2 diabetes the most commonly used drugs was metformin (379, 69.41%), followed by DPP-4 (204, 37.36%) and SGLT2 (198, 36.2%) (Table 1). This evidence concerns the gene SLC5A2 and type 2 diabetes mellitus.