9. Part II- Subjects with using insulin within 6 mths prior to screening except when used for short duration (less than 14 days) or was being treated with GLP-1 analogues / other anti-diabetic medications except metformin within 6 mths prior to screening. Subjects being treated with herbal/OTC drugs including sulfonylureas/alpha-glucosidase inhibitors unless discontinued/washed-out at least 14 days prior to dosing.Subjects on anti-hypertensive &lipid-lowering medications (only statins) will only be allowed if they are at the same dose since the past 2 mths & are maintained at the same dose throughout the study duration.