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Yanhuasuo (Rhizoma Corydalis)---延胡索

Price:
$15.76
Weight:
1.00 LBS
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Product Description

yanhusuo-yuantai-l.jpgyanhusuo-yaocai-l.jpg

 It is the dried tuber of Corydalis yanhusuo W.T. Wang, family Papaveraceae. It is collected at the beginnig of summer, after which the leaves and fibrous root are removed and it is washed clea. Then it is boiled in boiling water until it turns yellow inside and outside, then dried in the sunshine. It is pounded into pieces and utilized in its rawww, or prepared with vinegar, form.

[ Medicinal Properties ]: Pungent, bitter and warm; relate to liver, spleen and heart meridians.

[ Medicinal Efficacies ]: Activate blood; move qi; and relieve pain.

[ Clinical Applications ]: Stagnation of qi and blood stasis causing pain          For pains in the epigastric abdominal area, it can be taken orally, by itself or gournd into a powder and mixed with warm liquor. Also it treats the above problem when combined with Chuanlianzi, such as in the Jingliangzi Powder. In cases of abdominal pain during menstruation, it should be combined with Danggui, Chuanxiong and Xiangfu. If Bi-syndrome is causing painn in the chest, it should be used together with Gualou, Xiebai and Yujing. In cases of hypochondriac pain, it is usually combined with Qingpi and Xiangfu. For pain due to hernia , use it with Xiaohuixiang. In addition, for pain in the limbs or general pain due to blood-stasis, it is combined with Danggui, Guizhi and Chishao. To treat physical trauma, it should be combined with Danggui, Ruxiang and Moyao.

[ Usage and Dosage ]: 3-9g. 1.5-3g of the powder to be swallowed per time.

延胡索为罂粟科植物延胡索Corydalis yanhusuo W.T.Wang 的块根。主产于浙江、江苏、湖北、湖南等地。野生或栽培,夏初茎叶枯萎时采挖,除去须根,置沸水中煮至恰无白心时取出,晒干。切厚片或捣碎,生用;或醋炙用。

       【药性】辛、苦,温。归心、肝、脾经。        【功效】活血,行气,止痛。       
 
【应用】        用于气血瘀滞之痛证。本品辛散温通,为活血行气止痛之良药,前人谓其能“行血中之气滞,气中血滞,故能专治一身上下诸痛”。为常用的止痛药,无论何种痛证,均可配伍应用。若治心血瘀阻之胸痹心痛,常与丹参、桂枝、薤白、瓜蒌等药同用;若配川楝子,可治热证胃痛,如金铃子散(《素问病机气宜保命集》);治寒证胃痛,可配桂枝(或肉桂)、高良姜,如安中散(《和剂局方》);治气滞胃痛,可配香附、木香、砂仁;若治瘀血胃痛,可配丹参、五灵脂等药用;若配党参、白术、白芍等,可治中虚胃痛;若治肝郁气滞之胸胁痛,可伍柴胡、郁金;治肝郁化火之胸胁痛,配伍川楝子、山栀;治寒疝腹痛,可配小茴香、吴茱萸等药用;治气滞血瘀之痛经、月经不调、产后瘀滞腹痛,常配当归、红花、香附等药用;治跌打损伤、瘀肿疼痛,常与乳香、没药同用;治风湿痹痛,可配秦艽、桂枝等药用。       
 
【用法用量】煎服,3~10g。研粉吞服,每次1~3g。       
 
【古籍摘要】        1.《雷公炮炙论》:“心痛欲死,速觅延胡。”        2.《本草纲目》:“延胡索,能行血中气滞,气中血滞,故专治一身上下诸痛,用之中的,妙不可言。盖延胡索活血化气,第一品药也。”        3.《本草经疏》:“产后血虚,或经血枯少不利,气虚作痛者,皆大非所宜。”       
 
 【现代研究】        1.化学成分:主要含有生物碱20余种,主要有延胡索甲素、乙素、丙素、丁素、庚素、辛素、壬素、寅素、丑素、子素等。       
 
 2.药理作用:延胡索乙素有显著的镇痛、催眠、镇静与安定作用,甲素和丑素的镇痛作用也较为明显,并有一定的催眠、镇静与安定作用;醇提物能扩张冠脉、降低冠脉阻力、增加冠脉血流量,提高耐缺氧能力;总碱能对抗心律失常,抗心肌缺血,扩张外周血管,降低血压、减慢心率;全碱有抗溃疡、抑制胃分泌的作用;乙素和丑素有肌肉松弛的作用。       
 
3.临床研究:以延胡索止痛片(延胡索、白芷),每服6片,日3次,5天为1疗程,治疗浅表性胃炎127例。结果显效率74.4%,总有效率94.4%(中成药,1989,11(5):25)。以醋制延胡、广木香、郁金各等份研细末,温开水送服,每日15g,每日3次,治疗急慢性扭挫伤321例,其中腰部、胸背部及四肢急性挫伤153例,慢性扭挫伤168例,结果全部获愈(浙江中医杂志,1988,23(3):114)。以延胡索醇浸膏片(可达灵)治各类冠心病575例,其中心绞痛424例,急性心肌梗死148例。心绞痛症状总有效率 83.2%,显效率44.4%;心电图改善总有效率52.9%,显效率26.8%;急性心肌梗死的病死率从32.2%降低到14.1%(中草药,1980,11(4):192)。
 
另有用单味延胡索粉治疗各种心律失常48例,总有效率为84%(北京医学,1984,6(3):176)。       

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