Safety and Efficacy of Exenatide as Monotherapy

Exclusion Criteria

• - Have previously completed or withdrawn from this study
• - Have received treatment within the last 30 days with a drug that has not received regulatory approval for any indication at the time of study entry
• - Have been treated with any antidiabetic agent
• - Have used drugs for weight loss (for example, Xenical, Meridia, Acutrim, or similar over-the counter medications) within 3 months of screening
• - Are currently treated with any of the following excluded medications: * drugs that directly affect gastrointestinal motility; * systemic corticosteroids (excluding topical and inhaled preparations) by oral, intravenous, or intramuscular route used regularly (longer than 2 weeks) or used within 2 weeks immediately prior to screening for this study