Anti-diabetic activity of heart wood of Pterocarpus marsupium Roxb

Different parts of Pterocarpus marsupium Roxb has been widely used as indigenous medicine as well as systematic medicine in different herbal pharmacopeia. Aqueous and non aqueous extraction method is used to extract actual chemical constituents from the plant. In our present work we have used methanol extract of heart wood of the plant to estimate the anti-diabetic effects of that extracts on type l and type ll diabetics. Metformin is used as a standard drug. Different dosages of extracts are used. It is confirmed that extract having dose 100 mg per kg body weight shows the maximum effects on type ll diabetics.