"Most benefit from it. You should know that sometimes the tablet shell may appear in your stool. Glucophage is from the biguanide class of oral anti-hyperglycemic agents. Metformin increases the sensitivity of muscle cells to insulin. Metformin reduces the amount of sugar that your liver makes and that your stomach absorbs."
"Metformin increases the sensitivity of muscle cells to insulin. Metformin reduces the amount of sugar that your liver makes and that your stomach absorbs. Metformin can rarely cause a serious condition called lactic acidosis. Metformin can rarely cause a serious condition called lactic acidosis. Metformin may be used with lifestyle changes such as diet and exercise program to control high blood sugar in people with type 2 diabetes in people who are at high risk for becoming diabetic."