如今市场上有很多价格不菲的药物牙膏,可以起到预防口腔疾病的作用。因此,很多人认为,长期使用这些牙膏可以起到预防保健的作用。其实,药物牙膏大部分都有较强的适应症,若选用不当,便会产生副作用。使用药物牙膏刷牙,部分药物可能会进入肠道。还有些药物牙膏含染色素,长期使用会污染牙面,使牙齿失去光泽,影响牙齿美观。而长期使用含钙牙膏,可能会增加口腔中钙离子的浓度,促成牙结石生成。 There are many expensive toothpaste on the market today, can play a role in preventing oral diseases. Therefore, many people think that long-term use of these toothpaste can play a preventive role in health care. In fact, most of the drug toothpaste has strong indications, if used improperly, it will have side effects. When using toothpaste, some drugs may enter the intestine. There are also some drugs toothpaste containing dyes, long-term use will pollute the tooth surface, so that the loss of luster of the teeth, affecting the appearance of teeth. The long-term use of calcium toothpaste, may increase the oral calcium concentration, resulting in the formation of calculus.