Effect of Momordica charantia extract on the blood glucose levels of alloxan diabetic rats on various treatment days. Values are mean ± SEM. N = number of animals in each group. Significant difference of diabetic control from normal control: #P < 0.001. Significant difference of treated groups from diabetic control on the corresponding days: aP < 0.001, bP < 0.005, cP < 0.01, dP < 0.05.