A Study of Single and Multiple Doses of Oral Insulin or Placebo in Subjects With Type 2 Diabetes Mellitus

Following the screening, eligible subjects entered a 3-day, single-blind placebo run-in. On Day 4, each subject was randomized to a treatment sequence that included three treatment assignments for each of three treatment Periods according to the randomization scheme. Pre-assignment Details The number of participants receiving each Intervention, in each Period, is reported. Subjects received the randomized treatment from Day 4 through Day 8. There was a 24-hour single-blind placebo washout on Day 9. Each subject received placebo for one of the three treatment periods. Each subject also received 1 of the 3 active doses randomly in each of the two other treatment periods respectively. The dosing order is random.