This medicine inhibits DPP-4, an enzyme degrading incretin hormones that maintain a constant level of blood glucose, to stimulate insulin secretion when blood glucose is elevated and thereby to improve blood glucose control. 

It is usually used to treat type II diabetes mellitus.

In general, for adults, take 1 tablet (100 mg of trelagliptin) at a time, once a week, on a fixed day of the week. The dosage may be reduced according to the degree of renal function in patients with moderate renal dysfunction. Strictly follow the instructions.

If you miss a dose, take the missed dose as soon as possible and then follow your regular weekly dosing schedule. You should never take two doses at one time.

If you accidentally take more than your prescribed dose, consult with your doctor or pharmacist.

Do not stop taking this medicine unless your doctor instructs you to do so.