Glipizide tablets and selegiline can be taken together. Glipizide tablets belong to the sulfonylurea hypoglycemic drugs, suitable for patients with type 2 diabetes whose efficacy is still unsatisfactory after a period of time of lowering glucose by dietary control and physical exercise, and the pancreatic β-cells of this type of patients need to have a certain degree of secretion of insulin function. Hypoglycemia, allergy and other side effects may occur with the use of this product, allergy to sulfonylureas, type 1 diabetes mellitus, pregnancy, severe complications and other patients are prohibited. Sitagliptin belongs to the class of dipeptidyl peptidase-IV inhibitor hypoglycemic drugs, which can promote insulin secretion by increasing the level of GLP-1 in the body. Common adverse reactions to selegiline include allergy, elevated liver enzymes, upper respiratory tract infection, and pancreatitis. It is contraindicated in patients who are allergic to any of the ingredients in this product, diabetic ketoacidosis, etc. The two drugs are different kinds of hypoglycemic drugs, both can be used in the treatment of patients with type 2 diabetes mellitus, and both can be used in conjunction with the drug to lower blood sugar jointly. If you need to use the medication, you need to use it under the guidance of a doctor, and you should not use the medication on your own.