Janumet 50mg/1000mg is an oral antidiabetic medication used to improve blood sugar control in adults with type 2 diabetes mellitus. It combines two active ingredients: Sitagliptin (50 mg) – A dipeptidyl peptidase-4 (DPP-4) inhibitor that enhances the body's natural ability to lower blood sugar by increasing insulin release and decreasing glucose production in the liver.Metformin (1000 mg) – A biguanide that reduces glucose production in the liver and improves the body's insulin sensitivity, helping to lower blood sugar levels.