A Study to Examine Safety, Tolerability, Pharmacokinetics and Pharmacodynamics of exenatide once weekly in Japanese Patients with Type 2 Diabetes

Inclusion Criteria

• - Body weight ≥50 kg.
• - Have suboptimal glycemic control as evidenced by an HbA1c defined by
• the following criteria: *6.5% to 10.0%, inclusive, at study start for patients managed with diet modification and exercise or treated with oral antidiabetics drug but not alpha glucosidase inhibitor or meglitinide derivatives; *6.5% to 9.5%, inclusive, at study start for patients treated with oral antidiabetics including alpha glucosidase inhibitor or meglitinide derivatives.
• - Have been treated with diet modification and exercise alone or in combination with a stable regimen of oral antidiabetic drugs (sulfonylurea, metformin and thiazolidinedione) for at least 2 months prior to study start. In the case of patients with concomitant use of sulfonylurea, the dose of
• sulfonylurea must not be more than maximum recommended dose. The patients with concomitant use of alpha glucosidase inhibitors (Glucobay® [acarbose], Basen® [voglibose], or Seibule® [miglitol]) or meglitinide derivatives (Glufast® [mitiglinide] or Fastic®/Starsis® [nateglinide]) can be included in this study, but these drugs must be discontinued after confirmation of eligibility at study start.