Carotid arteries: When you have clogged arteries in your brain, it is a condition called carotid artery disease. Plaque will block or narrow the carotid arteries, and signs of a stroke may be present. Symptoms include breathing problems, sudden weakness, confusion, severe headaches, loss of consciousness, blurry vision, trouble with speech, paralysis, trouble walking, dizziness, unexplained falls, and loss of coordination or balance.
In addition, taking metformin in the long run can lead to kidney failure, digestive disease, diarrhea, etc.so, despite of no kidney problems, patients with diabetes should not rely on metformin in the long term. As a consequent, we can know that metformin has side effects on kidney, doing harm to kidney function.
Metformin is used with a proper diet and exercise program and possibly with other medications to control high blood sugar. It is used in patients with type 2 diabetes. Controlling high blood sugar helps prevent kidney damage, blindness, nerve problems, loss of limbs, and sexual function problems.