After
run-in period, eligible patients were randomized to one of the four
arms: 500 mg/day, 1000 mg/day, 2000 mg/day of bitter melon or
1000 mg/day of metformin by block randomization. Doses of bitter
melon based on available bitter melon product in Thailand and
our retrospective study at Dansai Hospital, Thailand which having
experience in bitter melon using for treatment type 2 diabetes