FORBETES 500 XR is contraindicated in patients with: Renal disease or renal dysfunction (e.g., as suggested by serum creatinine level 1.5 mg/dL [male], 1.4 mg/dL [female] or abnormal creatinine clearance) which may also result from conditions such as cardiovascular collapse (shock), acute myocardial infarction, and septicemia.
Congestive heart failure.
Hypersensitivity to Metformin HCl.
Acute or chronic metabolic acidosis, including diabetic ketoacidosis, with or without coma. Diabetic ketoacidosis should be treated with insulin.
Patients undergoing radiologic studies involving intravascular administration of iodinated contrast materials.