Most common (>=5%) Hypoglycemia (with sulfonylurea), urinary tract infection, nasopharyngitis, diarrhea, nausea/vomiting, flatulence, abdominal discomfort, indigestion, asthenia, headache
Serious Lactic acidosis, diabetic ketoacidosis, volume depletion, urosepsis, pyelonephritis, necrotizing fasciitis of the perineum (Fournier's gangrene), hypersensitivity reactions, vitamin B12 deficiency, lower limb amputation
Postmarketing Constipation, necrotizing fasciitis of the perineum, urosepsis, pyelonephritis, ketoacidosis, acute kidney injury, angioedema, rash, urticaria, cholestatic/hepatocellular liver injury