 - Has been treated within the 2 months prior to study start, is currently treated, or is expected to require or undergo treatment with any of the following excluded medications: prescription or over the counter antiobesity agents within the 6 months prior to study start; psychotropicneurological agents i.e., antipsychotic, antiepileptic, antidepressant, or antianxiety agents, or mood stabilizers; steroids that are known to result in high systemic absorption; calcitonin; ketoconazole; antidiabetic medications 