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Chaihu ( radix Bupleuri )---柴胡(powder100g/bottle)

Price:
$37.14
Weight:
0.30 LBS
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Product Description

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Chaihu is the dried root of Bupleurum chinense DC. or Bupleurum Scorzonerifolium Willd,pertaining to Umbelliferae. Accordig to the difference in property and physical shape, it is classified in to " North Chaihu " and "South Chaihu". It is collected in spring and fall. After the stem, leaf, earth and sands are removed, it is dried and then cut into segments. The raw form is used or after fried with vinegar.

[ Medicinal Properties ]: Bitter and slightly cold; relate to liver and gallbladder meridians.

[ Medicinal Efficacies ]: Harmonize the exterior and interior; soothe liver, relieve depression; raise yang qi.

[ Usage and Dosage ]: 3-9g . It is fried with vinegar to soothe liver and relieve depression. The raw form or after fried with wine can raise yang qi.

[ Precautions ]: For it tends to raise, avoid with liver yang rising due to deficiency of genuine yin.
 
[ Clinical Applications ]: 1. Exterior syndroe, fever and shaoyang sydrome     Chaihu is the essential medicinal to treat shaoyang syndrome, for it is good at relieving pathogen in the half exterior and half-interior. It treats exterior syndrome with fever regardless of  wind-heat or wind-cold. It is indicated for cold pathogen entering interior and transforming into heat in the external contraction of wind-cold, manifesting as gradually reduced aversion to cold,while accompanied with aggravated fever, in combination with  Gegen, Qianghuo, Huangqin and Shishao, in Chaige Jieji decoction. It treats cold pathogen attacking shaoyang level in cold-induced disease, which manifests as alternating chills and fever, distressing fullness in chest and hypochondria, bitter taste in mouth, dry throat, dizzy vision, in combination with Huangqin; for example in xiaochaihua decoction. Nowadays, Chaihu is processed into injection alone or with other medicinals, to treat external contraction with fever, for its prominent efficacy to relieve fever.
 
2.  Liver depression with qi stagnnation,distending pain in chest and hypochondria, and menstrual irregularities        It treats distending pain in chest ,hypochondria and lateral part of lower abdomen, menstrual irregularities, dysmenorrheal, due to liver depression with qi stagnation, in combination with Xiangfu, Chuanxiong and Baishao, such as in Chaihu Shugan Powder. Also it treats menstrual irregularities, distending pain in breasts, hypochondriac pain, lassitude, poor appetite, wiry and empty pulse,due to liver depression with blood deficiency and failure of spleen in transportation ,in combination with Danggui, Baishao and Baizhu; for example in Xiaoyao Powder.
3.Qi deficiency with sinking and visceral prolapse      In case of chronic diarrhea and prolapse of rectum, uterus and kidneys ,due to qi deficiency with sinking, it is incombination with Renshen, Huangqi and Shengma; for example in Buzhong Yiqi decoction.
 
Also, it can relieve fever and check malaria, to treat alternating chills and fever in malaria.

柴胡为伞形科植物柴胡Bupleurum chinensis DC.或狭叶柴胡Bupleurum scorzonerifolium Willd.的干燥根。按性状不同,分别习称“北柴胡”及“南柴胡”。北柴胡主产于河北、河南、辽宁、湖北、陕西等省;南柴胡主产于湖北、四川、安徽、黑龙江、吉林等省。春、秋二季采挖,除去茎叶及泥沙,干燥。切段,生用或醋炙用。
      
【药性】苦、辛,微寒。归肝、胆经。      
 
【功效】解表退热,疏肝解郁,升举阳气。       
 
 【应用】        1.表证发热及少阳证。本品辛散苦泄,微寒退热,善于祛邪解表退热和疏散少阳半表半里之邪。对于外感表证发热,无论风热、风寒表证,皆可使用。治疗风寒感冒,恶寒发热,头身疼痛,常与防风、生姜等药配伍,如正柴胡饮(《景岳全书》)。若外感风寒,寒邪入里化热,恶寒渐轻,身热增盛者,柴胡多与葛根、羌活、黄芩、石膏等同用,以解表清里,如柴葛解肌汤(《伤寒六书》)。治疗风热感冒,发热,头痛等症,可与菊花、薄荷、升麻等辛凉解表药同用。现代用柴胡制成的单味或复方注射液,对于外感发热,有较好的解表退热作用。若伤寒邪在少阳,寒热往来、胸胁苦满、口苦咽干、目眩,本品用之最宜,为治少阳证之要药,常与黄芩同用,以清半表半里之热,共收和解少阳之功,如小柴胡汤(《伤寒论》)。       
 
2.肝郁气滞。本品辛行苦泄,性善条达肝气,疏肝解郁。治疗肝失疏泄,气机郁阻所致的胸胁或少腹胀痛、情志抑郁、妇女月经失调、痛经等症,常与香附、川芎、白芍同用,如柴胡疏肝散(《景岳全书》)。若肝郁血虚,脾失健运,妇女月经不调,乳房胀痛,胁肋作痛,神疲食少,脉弦而虚者,常配伍当归、白芍、白术、茯苓等,如逍遥散(《和剂局方》)。       
 
3.气虚下陷,脏器脱垂。本品能升举脾胃清阳之气,可用治中气不足,气虚下陷所致的脘腹重坠作胀,食少倦怠,久泻脱肛,子宫下垂,肾下垂等脏器脱垂,常与人参、黄芪、升麻等同用,以补气升阳,如补中益气汤(《脾胃论》)。       
 
 此外,本品还可退热截疟,又为治疗疟疾寒热的常用药,常与黄芩、常山、草果等同用。       
 
【用法用量】煎服,3~9g。解表退热宜生用,且用量宜稍重;疏肝解郁宜醋炙,升阳可生用或酒炙,其用量均宜稍轻。       
 
【使用注意】柴胡其性升散,古人有“柴胡劫肝阴”之说,阴虚阳亢,肝风内动,阴虚火旺及气机上逆者忌用或慎用。       
 
【古籍摘要】        1.《神农本草经》:“主心腹肠胃结气,饮食积聚,寒热邪气,推陈致新。”        2.《滇南本草》:“伤寒发汗解表要药,退六经邪热往来,痹痿,除肝家邪热、痨热,行肝经逆结之气,止左胁肝气疼痛,治妇人血热烧经,能调月经。”        3.《本草纲目》:“治阳气下陷,平肝、胆、三焦、包络相火,及头痛、眩晕,目昏、赤痛障翳,耳聋鸣,诸疟,及肥气寒热,妇人热入血室,经水不调,小儿痘疹余热,五疳羸热。”       
 
 【现代研究】        1.化学成分:柴胡根含α-菠菜甾醇、春福寿草醇及柴胡皂苷a、c、d,另含挥发油等。狭叶柴胡根含柴胡皂苷a、c、d,挥发油、柴胡醇、春福寿草醇、α-菠菜甾醇等。        2.药理作用:柴胡具有镇静、安定、镇痛、解热、镇咳等广泛的中枢抑制作用。柴胡及其有效成分柴胡皂苷有抗炎作用,其抗炎作用与促进肾上腺皮质系统功能等有关。柴胡皂苷又有降低血浆胆固醇作用。柴胡有较好的抗脂肪肝、抗肝损伤、利胆、降转氨酶、兴奋肠平滑肌、抑制胃酸分泌、抗溃疡、抑制胰蛋白酶等作用。柴胡煎剂对结核杆菌有抑制作用。
此外,柴胡还有抗感冒病毒、增加蛋白质生物合成、抗肿瘤、抗辐肘及增强免疫功能等作用。       
3.临床研究:①以柴胡桂枝汤加减治疗冠心病心阳不振、痰气痹阻型118例,收到了较好的疗效。基本方:柴胡20g,桂枝20g,黄芩15g,红参15g,白芍20g,生姜10g,甘草10g,半夏15g,大枣8枚,水煎日1剂,早晚二次温服(黑龙江中医药,1998,(2):14)。②大柴胡汤治疗无症状性高脂血症有效。基本方:柴胡12g,黄芩9g,芍药9g,半夏9g,枳实9g,大黄6g,生姜15g,大枣4枚,日1剂,加水500ml,煎至300ml,分2次服(国医论坛,2001,16(1):11)。③小柴胡汤加味(柴胡15g,半夏15g,黄芩10g,党参15g,生姜10g,大枣4枚,甘草6g,泽泻10g,钩藤10g)治疗美尼尔氏综合征,效果良好(陕西中医学院学报,2001,24(6):45)。④柴胡12g,黄芩10,白芍10g,蝉蜕10g,杏仁10g,甘草6g,用自来水300~400ml,浸泡30min,急煎10min,取汁100ml,复煎取100ml,混匀,傍晚1次顿服,总疗程7天,治疗血管紧张素转换酶抑制剂所致的咳嗽12例,效果良好(甘肃中医,2001,14(4):8)。此外,柴胡还可用治功能性水肿、消化性溃疡、病毒性肝炎、乙醇性脂肪肝、急性和慢性胆囊炎、胰腺炎、癫痫、慢性疲劳综合征、精神分裂症、经期哮喘、扁平疣、寻常疣、单疱病毒性角膜炎、流行性腮腺炎、链霉素副反应、晚期癌症发热等多种病症。        附注:同属植物尚有多种都可入药,如银州柴胡B.yinchowense Shan et Y.Li;兴安柴胡B.sibiricum Vest;竹叶柴胡B.marginatum Wall.ex DC.等。而大叶柴胡Bupleurum longiradiatum Turcz.的干燥根茎,表面密生环节,有毒,不可当柴胡用。       

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