Glucophage is a medication used to treat type 2 diabetes. It contains the active ingredient metformin. Apart from Glucophage, there are some synonyms for this medication. One of the commonly used alternatives for Glucophage is its generic name, Metformin. Some other synonyms for Glucophage include Glucophage XR, Fortamet, Riomet, and Glumetza. These medications are used to control high blood sugar levels in people with type 2 diabetes. Each of these medications works similarly to Glucophage and has metformin as their active ingredient. People with type 2 diabetes can take any of the mentioned medications only with a prescription from their healthcare provider.