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四环素用得太多,可以引起小儿牙齿的黄染,已众所周知。可是,四环素长用会引起小儿软骨病,却为大多数父母所不知。为什么长期服用四环素会引起软骨病呢?这是因为四环素能够和二价或三价的金属离子起化学反应而形成一种稳定的不能被人体吸收的络合物。钙就是一种二价金属离子,所以,如果小孩服用四环素类药物太多,体内的钙会被夺走,久
Tetracycline is used too much, can cause children’s teeth yellow dye, is well known. However, tetracycline long can cause pediatric cartilage disease, but most parents do not know. Why long-term use of tetracycline causes osteomalacia? This is because tetracycline and divalent or trivalent metal ions react chemically to form a stable complex can not be absorbed by the body. Calcium is a divalent metal ions, so if children take tetracyclines too much, the body of calcium will be taken away for a long time