Glucovance Tab is a highly effective oral medication that is specifically developed to assist those with type 2 diabetes in controlling their sugar levels in the blood. Type 2 diabetes is a chronic condition in which the body experience difficulty in utilizing insulin and the hormone that controls blood sugar levels. It is a combination medication that contains two active ingredients, metformin and glibenclamide. Metformin is a biguanide medicine that works by reducing the quantity of glucose that comes from the liver and increasing the insulin tolerance in body. Glibenclamide is a sulfonylurea drug that increases insulin production in the pancreas. The medicine should be taken as prescribed by the doctor.