1. Evidence or history of clinically significant hematological, renal, endocrine, pulmonary, gastrointestinal, cardiovascular, hepatic, psychiatric, neurologic, or drug allergies. In particular, any history or evidence at Screening of chronic GI disorders (e.g., celiac sprue, ulcerative colitis, Crohn's disease, etc.), thyroid disease, or pancreatitis, any condition possibly affecting drug absorption (e.g., gastrectomy).