Calcium [Elemental source] Indications 250 mg or 500 mg tablet: This is used for the treatment or prevention of Calcium-A-A depletion in patients in whom dietary measures are inadequate. Conditions that may be associated with Calcium-A-A deficiency include hypoparathyroidism, achlorhydria, chronic diarrhea, vitamin D deficiency, steatorrhea, sprue, pregnancy and lactation, menopause, pancreatitis, renal failure, alkalosis, […]