Vlaminck, Jay2009-05-042009-05-042009-05-04https://hdl.handle.net/11299/49567The information provided in this handout does not necessarily reflect the views of the University of Minnesota Medical School physicians and faculty. These materials are provided for informational purposes only and are in no way intended to take the place of the advice and recommendations of your personal health care provider. You use the information provided in these handouts at your own risk.In patients with poorly controlled insulin dependent type 2 diabetes, addition of metformin to insulin regimen significantly lowers hemoglobin A1c levels and results in lower units of insulin needed per day than in patients receiving insulin alone. There is also a trend towards decreased weight gain in those receiving insulin + metformin, though this was not found to be statistically significant in this study.en-USDiabetesinsulinmetforminhemoglobin a1cOther