Occasionally there is a case of too much calcium carbonate tablets taken orally to closely observe the patient, observe the patient’s mental state, physical state. If there is no obvious abnormality to drink large doses of water to promote the metabolic rate of the body to speed up the excretion of calcium tablets as soon as possible, within 24 hours can be excreted, generally no obvious abnormalities. Once the patient has an abnormal physical or mental state to go to the hospital in a timely manner, if necessary, gastric lavage treatment, there will not be too obvious problems. However, if the long-term oral intake of calcium tablets exceeds the dose is harmful to health, should be taken normally according to the instructions, long-term oral intake of excessive doses of calcium tablets may sometimes lead to osteoporosis or kidney stones, gallstones and other diseases.