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Xuduan (Himalayan Teasel Root)---续断(powder100g/bottle)

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$19.52
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Product Description

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This medicial is the dried root of Discacus aspercides C.Y.Cheng et T.M.Ai(Fam. Dipsacaceae). Those produced in Sichuan province are of the best quality. It is excavated in autumn. After removal of its root heads ad fibers, it is baked to half-dried on mild fire and piled for sweating out. Then it is dried completely and sliced for use.

[ Medicinal Properties]: Bitter ,pungent, slightly warm; relate to liver and kidney meridians.

[ Medicinal Efficacies ]: Tonify kidney and liver; strengthen tendons and bones; heal bone fracture; stop metrorrhagia and metrostaxis.

[ Clinical Applications ]: 1. Impotence, spermatorrhea and enuresis     It treats insufficiency of kidney yang, manifesting as impotence, spermatorrhea and enuresis in combination with Lurong and Roucongrong.

2. Soreness in knees and lumbus, arthralgia due to cold-dampness      To treat soreness in knees and lumbus due to the insufficiency of liver and kidney, it is used in combination with Bixie and Duzhong, as in the Xuduan Pills. To treat that complicated by arthralgia due to cold-dampness, it is combined with Fangfeng and Chuanwu.

3. Injuries from falls, soft tissue injuries and bone fracture      In this case, it is used incombination with Taoren, Honghua and Chuanshanjia.

4. Metrorrhagia and metrostaxis, threatened abortion     For severe metrorrhagia and metrostaxis, it is used in combination with carbonized Cebai and Danggui; for threatened abortion, it is combined with Sangjisheng and Ejiao, as in the Shoutai Pills.

Furthermore, it has the function of activating blood, dispelling swelling and stopping pain and treats acute mastitis in combination with Pugongying.

[ Usage and Dosage ]: 9-15g. It is also processed into pills or powder. The appropriate amount for external application in the form of powder. It is utilized in its stir-baked form for metrorrhagia and metrostaxis.

[ Precautions ]: It is contraindecated in patients with arthralgia due to wind-dampness-heat.

[ Medicinal Comparison ]: Similarities: Both Duzhong and Xuduan have similar functions of tonifying the liver andkidney, strengthening bones and tendons, preventing abortion and treat the insufficiency of liver and kidney manifesting as soreness in knees and lumbus, threatened abortion and kidney deficiency manifesting as impotence, spermatorrhea and frequent urination.

Differences: Duzhong is good at tonifying kidney and treats lumbago due to kidney deficiency and lumbago with cold sensation due to wind-dampness. Xuduan, with the additional functions of activating blood, stopping bleeding and healing bone fracture, is usually used to treat metrorrhagia and metrostaxis, injuries from falls and soft tissue injuries and bone fracture.

续断为川续断科植物川续断Dipsacus aspercides C.Y.Cheng et T.M.Ai的干燥根。主产于四川、湖北、湖南、贵州等地。云南、陕西等地亦产。以四川、湖北产的质量较佳。野生栽培均有。秋季采挖,除去根头及须根,用微火烘至半干堆置“发汗”后再烘干,切片用。

       【药性】苦、辛,微温。归肝、肾经。        【功效】补益肝肾,强筋健骨,止血安胎,疗伤续折。       
 
【应用】        1.阳痿不举,遗精遗尿。本品甘温助阳,辛温散寒,用治肾阳不足,下元虚冷,阳痿不举,遗精滑泄,遗尿尿频等症。常与鹿茸、肉苁蓉、菟丝子等壮阳起痿之品配伍,如鹿茸续断散(《鸡峰普济方》);或与远志、蛇床子、山药等壮阳益阴,交通心肾之品同用,如远志丸(《外台秘要》);亦可与龙骨、茯苓等同用,用治滑泄不禁之症,如锁精丸(《瑞竹堂经验方》)。       
 2.腰膝酸痛,寒湿痹痛。本品甘温助阳,辛以散瘀,兼有补益肝肾,强健壮骨,通利血脉之功。可与萆薢、杜仲、牛膝等同用,用治肝肾不足,腰膝酸痛,如续断丹(《证治准绳》);亦可与防风、川乌等配伍,用治肝肾不足兼寒湿痹痛,如续断丸(《和剂局方》。       
 
3.崩漏下血,胎动不安。本品补益肝肾,调理冲任,有固本安胎之功。可用于肝肾不足,崩漏不血,胎动不安等症。配伍侧柏炭、当归、艾叶等止血活血,温经养血之品,用治崩中下血久不止者(《永类钤方》);或以本品与桑寄生、阿胶等配伍,用治滑胎证,如寿胎丸(《医学衷中参西录》)。       
 
4.跌打损伤,筋伤骨折。本品辛温破散之性,善能活血祛瘀;甘温补益之功,又能壮骨强筋,而有续筋接骨、疗伤止痛之能。用治跌打损伤,瘀血肿痛,筋伤骨折。常与桃仁、红花、穿山甲、苏木等配伍同用;或与当归、木瓜、黄芪等同用,治疗脚膝折损愈后失补,筋缩疼痛,如邱祖伸筋丹(《赛金丹》)。       
 
 此外, 本品活血祛瘀止痛,常配伍清热解毒之品,用治痈肿疮疡,血瘀肿痛。如《本草汇言》以之与蒲公英配伍,治疗乳痈肿痛。       
 
 【用法用量】煎服,9~15g,或入丸、散。外用适量研末敷。崩漏下血宜炒用。        【使用注意】风湿热痹者忌服。       
 
 【古籍摘要】        1.《神农本草经》:“主伤寒,补不足,金疮痈伤。折跌,续筋骨,妇人乳难。”       
 
2.《名医别录》:“妇人崩中漏血,金疮血内漏,止痛生肌肉,及腕伤恶血腰痛,关节缓急。”        3.《本草经疏》:“为治胎产、续绝伤、补不足、疗金疮、理腰肾之要药也。”       
 
 【现代研究】        1.化学成分:本品含三萜皂苷类、挥发油。      
  2.药理作用:续断有抗维生素E缺乏症的作用。对疮疡有排脓、止血、镇痛、促进组织再生作用。可促进去卵巢小鼠子宫的生长发育。       
 
3.临床研究:川断、菟丝子等治疗先兆流产有效(中医杂志,1983,(12):24);固冲汤加减治疗功能性失调性子宫出血有效(新中医,1993,25(9):27)。       

 


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