Glucagon-like peptide-1 receptor agonist. It increases the production of insulin, a hormone that lowers the blood sugar level. It also appears to enhance growth of β cells in the pancreas, which are the sites of insulin production. On the other hand it inhibits glucagon, which increases blood sugar. Used for treatment of type 2 diabetes mellitus, It additionally reduces food intake by lowering appetite and slows down digestion in the stomach. In this way it works in body fat reduction.