Which of the following is a serious and characteristic adverse effect of Metformin
Ans: A. Lactic acidosis [Ref: KDT 7h/e p. 453).Two impoant adverse effects of these agents are lactic acidosis (more with phenformin) and vitamin B12 deficiency (more common with metformin).More common side effects are abdominal pain, anorexia, metallic taste, mild diarrhea and tiredness.
Lactic acidosis
Weight gain
Hypoglycemia
Dilutional hyponatremia