Safety, Pharmacokinetics and Pharmacodynamics of TA-7284 in Type 2 Diabetic Patients

Patients will receive single ascending dose of TA-7284 in each step (4 doses planned: 25, 100, 200 and 400 mg), once daily, 15 days (1 day followed by a 1 day washout period and then 14 consecutive days)

Patients will receive placebo tablets in each step, once daily, 15 days (1 day followed by a 1 day washout period and then 14 consecutive days)