Today dibetes is one of the most prevalent diseases in the world with more than 360 million people affected by it .According to studies, this number could increase to 552 million people 2030.Anti-diabetic medicationstreatdiabetes mellitusby loweringglucoselevels in the blood. With the exceptions ofinsulin, exenatide, liraglutideandpramlintide, all are administered orally and are thus also calledoral hypoglycemic agentsororal antihyperglycemic agents. There are different classes of anti-diabetic drugs, and their selection depends on the nature of the diabetes, age and situation of the person, as well as other factors.