Discontinue or temporarily interrupt treatment if ketoacidosis is suspected. Discontinue treatment if hypersensitivity reactions, pancreatitis, or bullous pemphigoid is suspected. Not indicated for treatment of patients w/ type 1 DM. Use of dipeptidyl peptidase 4 (DPP4) inhibitors has been associated w/ risk of developing acute pancreatitis; caution in patients w/ history of pancreatitis. Evaluate renal function prior to initiation of treatment & periodically thereafter. Risk of hypoglycemia in combination w/ insulin or an insulin secretagogue eg, sulfonylurea. Post-marketing reports of joint pain for DPP4 inhibitors. Continuation of therapy should be individually assessed if patient presents w/ severe joint pain. Take into account reports of dizziness w/ sitagliptin & risk of hypoglycemia in combination w/ insulin or insulin secretagogue when driving or operating machines. Not to be used in patients w/ estimated GFR <45 mL/min/1.73 m
2. Caution in patients w/ severe hepatic impairment. Discontinue treatment if pregnancy is detected. Not to be used in nursing woman. Not indicated for use in ped & adolescent patients.