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很多老年人到医院要求输液，一般是用活血化瘀的中药注射剂，或者西药的扩血管药物。这些药物可以暂时扩张血管、降低血液黏稠度、增加循环血容量、改善脑供血，但其作用时间一般为6~8小时，并不能永久“疏通”血管，也不能预防心血管疾病的发生。

此外，老年人输液也有一定的风险，可能会发生输液反应、医源性感染、血管炎、过敏等。短时间内输入大量液体，还可导致全身血容量迅速增加，加重心脏和肾脏的负担，诱发心血管疾病或肾脏疾病。

来源：健康中国微信公众号

编辑：廖凌波 | 责编：舒丽君

审核：杜红丽 | 终审：周锴

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定期输液可以预防心血管疾病……是真是假？｜谣言终结站

2024-11-29 14:36 健康中国微信公众号

来源：健康中国微信公众号

编辑：廖凌波 | 责编：舒丽君

审核：杜红丽 | 终审：周锴

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