Dose-Escalate Study to Investigate the Safety and Tolerability of T89 in Japanese

This is a single centre, double-blind, randomized, placebo controlled, single- and multiple- dose-escalation study. After informed consent is obtained, subjects were evaluated with a medical history questionnaire, physical examination, blood and urine collections for clinical laboratory safety tests, urine drug screen, serum pregnancy test for each women, vital signs and ECG. The subjects who fulfill the inclusion criteria but no exclusion criteria were provisionally enrolled. For participation in this trial, subjects were instructed to avoid any prescription, over-the-counter (OTC), and alternative / complementary medications or significant changes in diet without advance permission from principal investigator. The subjects were instructed to discontinue alcohol, caffeine and bromine containing beverage/food. 20 subjects were enrolled and divided into three Groups: Group A, Group B and Group C.