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科普丨儿童咳嗽常用药有哪些?
引起儿童咳嗽的主要原因是呼吸道中的痰液分泌较多,所以在治疗儿童咳嗽时,祛痰药往往是首选药物。祛痰药主要通过以下几个方面发挥祛痰作用:改变痰液的理化性质,降低痰液黏稠度;恢复气道上皮黏液层的正常结构以及纤毛的清除功能;抑制黏蛋白的产生和分泌,减少高黏度黏液的产生;促进纤毛运动,加快黏液转运。
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