Calcium acetate tablets daily dosage is divided into three times, the maximum upper limit is 300 mg, and should not be taken for more than a month, or as prescribed by a doctor. Calcium acetate capsule, each capsule contains 0.6 grams of calcium acetate, the specific dosage of medication need to follow the doctor’s instructions, not arbitrary use of drugs. Calcium acetate tablets are mainly used for the treatment of hyperphosphatemia caused by chronic renal failure, which can promote the calcification of bones and teeth and maintain the excitability of the nervous system and muscles, and the adverse effects are manifested as constipation, belching and so on. Calcium acetate capsule is mainly used for the treatment of calcium deficiency such as osteoporosis, osteogenesis imperfecta, rickets in children, as well as calcium deficiency in women during pregnancy, lactation, and menopause, and the adverse reactions are mainly constipation. Both are contraindicated in hypercalcemia. When calcium deficiency is suspected or diagnosed, do not blindly use the drug, need to identify the cause of comprehensive treatment.