Lijun is the trade name and the generic name is Calcium Gluconate Tablets, whose efficacy is calcium supplementation, prevention and treatment of osteoporosis, bone fracture, cramp, dental caries and insomnia. Calcium Gluconate Tablets are used for the prevention and treatment of calcium deficiencies, such as osteoporosis, tetany, osteogenesis imperfecta, rickets, and calcium supplementation for children, pregnant and lactating women, menopausal women, etc. Calcium supplementation is used to repair the joint cartilage of the elderly, increase the bone density of elderly people, lubricate the joints, and alleviate the symptoms of arthritis. Calcium gluconate tablets should not be combined with digitalis drugs, drinking large amounts of alcohol and caffeine-containing beverages as well as eating large amounts of fiber-rich foods can inhibit the absorption of calcium, calcium gluconate tablets combined with sodium phenytoin and tetracyclines, the absorption of the two is reduced. When combined with thiazide diuretics, hypercalcemia is likely to occur due to increased calcium reabsorption in the renal tubules. Long-term use of calcium gluconate tablets may produce constipation and other adverse reactions, hypercalcemia, hypercalciuria, renal calculi, as well as patients allergic to this product is prohibited, patients with cardiac and renal insufficiency should be used with caution, the emergence of discomfort must be immediately consult a doctor, follow the doctor’s instructions for rational use of medication.