Byetta - Manufacturer's site describes this injectable agent used in treating type 2 diabetes. Exenatide Promotes Weight Loss in Overweight Diabetic Patients - Research article explains some additional benefits of the drug, Byetta, used to help treat type 2 patients. Exenatide Achieves Glycemic Control Equivalent to Glargine - Comparator study in which a noninsulin treatment has demonstrated similar blood glucose control to insulin for patients who are failing to achieve treatment targets on oral medications. Exenatide (synthetic exendin-4) - Questions and answers about this injectable agent for the treatment of type 2 diabetes. Byetta (exenatide) - Listing for FDA approved drug therapies archives from CenterWatch. MedlinePlus: Exenatide Injection - How this medication is used, precautions, side effects, storage, and what to do in case of an overdose.