teratoma. malignant teratoma. 1. a solid, malignant ovarian tumor resembling a dermoid cyst but composed of immature embryonal and/or extraembryonal elements derived from all three germ layers. 2. teratocarcinoma.
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 usually helps people lose weight, so I don't think that is the reason. Plus you are taking a very small dose. Many people when their bgs are very high will lose weight because the glucose they get from carbs cannot be pushed into the cells for energy.