Specific Clinical Experience Investigation for long-term use of Bydureon.

To confirm the safety and efficacy of Bydureon in long-term use in Japanese patients with type 2 diabetes mellitus under actual drug use.

To confirm the safety and efficacy of Bydureon (hereinafter referred to as Bydureon) in long-term use in Japanese patients with type 2 diabetes mellitus under actual drug use. (1) Primary Objective To confirm the safety profile in Japanese patients with type 2 diabetes mellitus receiving Bydureon under daily practices. (2) Secondary objective As the secondary objective of this S-CEI, the following items are to be investigated. ・Frequencies of AEs related to cardiovascular events, hypoglycaemia, digestive symptoms, and injection site reaction. ・Development of pancreatitis, renal impairment (especially acute renal failure), hypersensitivity reaction, and malignant tumour (especially thyroid tumour and pancreatic malignancy) ・Safety in patients with mild or moderate renal impairment ・Changes of weight, blood pressure, pulse rate, fasting blood sugar, fasting insulin, HbA1c, and blood lipids ・Bydureon administration under daily practices focusing on the patient's demographics and clinical characteristics of diabetes mellitus (duration of diabetes mellitus, treatment duration, complications, Bydureon administration, etc) ・Anti-exenatide antibody titer in AE cases (hypersensitivity, loss of control of blood sugar)