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Home > TCM > Chinese Herbs > Purgative
何首乌

何首乌

用量6~12克,煎服。用治瘰疬疮痈、风疹瘙痒、肠燥便秘、高血脂。
Sexuality性温,味苦、甘、涩
Recycled肝经、肾经、心经
Effectiveness解毒、消痈、润肠通便
Governance用量6~12克,煎服。用治瘰疬疮痈、风疹瘙痒、肠燥便秘、高血脂。
Medical advice

Pharmaceuticals

何首乌,首乌、赤首乌、夜交藤根、生何首乌、地精、赤敛、陈知白、红内消、山哥、山精、何相公。。【功效与作用】解毒、消痈、润肠通便。属泻下药下分类的润下药。;【临床应用】用量6~12克,煎服。用治瘰疬疮痈、风疹瘙痒、肠燥便秘、高血脂。;【药用部位】蓼科植物何首乌Polygonum multiflorum Thunb.的块根。;【植物形态】多年生缠绕草本。块根肥大,外表红褐色至暗褐色。茎多分枝,下部稍木质化,上部较细,有时呈淡红色,具纵条纹,中空。叶互生,具长柄,卵状心形,先端渐尖,基部心形或近心形,全缘,两面较粗糙,无毛。托叶鞘状,膜质,无缘毛,常早落。花序圆锥状,顶生或腋生,开展;苞片卵形,中部绿色,边缘膜质透明,无毛;苞片内生白色小花2~4朵,花被片5,不等大,结果时外轮3片增大、肥厚,背部生宽翅,翅下延至花梗节处;雄蕊8枚,短于花被片;花柱3枚,柱头头状。瘦果三棱形,黑色,具光泽。花期10月,果期11月。;【产地分布】生于山脚阳处、溪边、路旁及灌木丛中。分布于广东、贵州、广西、河南、江苏等地。;【采收加工】秋、冬季叶枯萎时采挖,削去两端,洗净,个大的切成块,干燥。;【药材性状】何首乌呈团块状或不规则纺锤形。表面红棕色或红褐色,皱缩不平,有浅沟,并有横长皮孔及细根痕。体重,质坚实,不易折断,断面浅黄棕色或浅红棕色,显粉性,皮部有4~11个类圆形异型维管束环列,形成云锦状花纹,中央木部较大,有的呈木心。气微,味微苦而甘涩。;【使用注意】大便清泄及有湿痰者不宜,忌铁器。