Diabetes Mellitus, Type II

Inclusion Criteria

- Body Mass Index (BMI): 18 to 28 kg/m2 (inclusive)
 - Results of Glycosylated Hemoglobin A1c (HbA1c) value are within the normal range (4.3–5.6%, inclusive)
 - Results of the 75 g oral glucose tolerance test (OGTT) during screening show:
 -- Blood glucose before OGTT <110 mg/dL.
 -- Blood glucose 1 hour after glucose loading <180 mg/dL
 -- Blood glucose 2 hours after glucose loading <140 mg/dL

Exclusion Criteria

- A history of relevant diseases of internal organs (diabetes mellitus, Ileus, Ileus-like symptoms, diseases that may significantly jeopardize body systems
 - Febrile illness within 1 week before drug administration
 - Family history of diabetes (within the second degree of relationship)
 - Known drug hypersensitivity or idiosyncrasy
 - Known severe allergies, non-allergic drug reactions, or multiple drug allergies
 - Habitual medication including Chinese herbal drugs
 - Intake of any drugs within 2 weeks of drug administration of period 1
 - Regular daily consumption of more than 1 L of usual beer or the equivalent quantity of approximately 40 g of alcohol in another form 
 - Donation of more than 150 mL of blood within 4 weeks before the screening examination
 - Participation in another clinical trial within 4 weeks before the screening examination