(Metformin what is it and what does it do?)
A: Metformin is an oral diabetes medication that helps control blood glucose (sugar) levels. It is used to treat type 2 diabetes, either alone or in combination with insulin or other medications. Common side effects include headache, weakness, mild nausea, vomiting, diarrhea, gas, and stomach pain.: Metformin is an oral diabetes medicine that helps control blood glucose (sugar) levels. It is used to treat type 2 (non-insulin-dependent) diabetes, either alone or in combination with insulin or other diabetes medications.