What Damage Does Metformin Do?

Under certain conditions, too much metformin can cause lactic acidosis. The symptoms of lactic acidosis are severe and quick to appear, and usually occur when other health problems not related to the medicine are present and are very severe, such as a heart attack or kidney failure.

What are the dangers of taking metformin?

Nausea, vomiting, and diarrhea are some of the most common side effects people have when they first start taking metformin. These problems usually go away over time. You can reduce these effects by taking metformin with a meal.

Can metformin cause permanent damage?

Can metformin can cause nerve damage? Along with increasing your risk for anemia, low vitamin B12 levels may also contribute to nerve damage (or neuropathy), which can cause chronic nerve pain. However, uncontrolled diabetes can also lead to neuropathy.