Calcium tablets, including calcium carbonate, calcium acetate and other drugs, if the child ingests too much at one time, it may lead to hypercalcemia, which requires a large amount of water to promote excretion, gastric lavage and other emergency treatments, and it is recommended that the child go to the hospital immediately for treatment. Most calcium tablets can be excreted through the digestive system, but if the child ingests a whole bottle or dozens of calcium tablets at one time, it may lead to hypercalcemia, it is recommended to drink a lot of water to promote excretion, and at the same time go to the hospital in a timely manner, gastric lavage and other measures to reduce absorption. If further development of muscle weakness, tendon reflexes, convulsions, coma, cardiac arrhythmia, nausea and vomiting and other manifestations of hypercalcemia, the need for timely intravenous rehydration to increase blood volume to dilute the blood calcium, the use of bisphosphonates and other drugs and other measures to intervene. After ingesting a large amount of calcium tablets, it is recommended to go to the hospital in time to have the blood calcium level tested, and consult the doctor in time when hypercalcemia occurs. The above medications should be used under medical supervision.