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Rougui ( Cassia Bark)---肉桂/桂皮

Price:
$7.87
Weight:
1.00 LBS
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Calculated at checkout


Product Description

rougui-yuantai-l.jpgrougui-yaocai-l.jpg

It is the dried bark of cinnamomum cassia Presl, family Lauraceae. It is mostly peeled off ad collected in autumn. Impurity and rough bark are removed off and ried in the shade. It is cut into pieces or ground into powder ad the raw form is used.

[ Medicinal Properties ]: Pungent, sweet in flavor, extremely hot in nature; relate to the kidney, spleen, heart and liver meridians.

[ Medicinal Efficacies ]: Reinforce fire ad strengthen Yang; return fire to its origin; disperse cold to alleviate pain; warm meridians and unblock collaterals.

[ Clinical applications ]: 1. Syndrome of kidney yang deficiency     It is good at warmly tonifying Mingmen and is the essential medicinal herb to treat kidney yang deficiency syndrome, manifesting as impotence, frequent micturition, soreness and coldness of loins and knees, it is usually used in combination with Fuzi, Shangzhuyu, Shudihuang, such as in the formula Gui Fu Bawei Pill; In treating for diarrhea, abdominal pain due to yang deficiency of spleen and kidney, it is used together with Fuzi, Ganjiang, Baizhu , such as in the formula Gui Fu Lizhong Pill.

2.Deficiency and coldness of Lower Energizer and up-floating of deficiency yang      For syndrome of deficiency and coldness of kidney yang and up-floating of deficiency yang , manifesting as upper heat and lower cold, it is often used in combination with Shanzhuyu, Wuweizi, Renshen, Muli, so as to return fire to its source.

3. All pain syndromes due to accumulation of cold and stasis of the blood     In treating for cold pain in epigastric abdomen, it can be used alone for oral use or local applications in umbilicus or together with Ganjiang, Digxiang, Wuzhuyu; for Bi-Syndrome with cold-dampness, lumbago, It is usually used with Sangjisheng, Duhuo, Duzhong, such as in the formula Duhuo Jisheng Decoction; or angina pectoris of chest impediment, it is often used together with Fuzi, Guizhi, Xiebai; for amenorrhea, dysmenorrhea due to cold stagnation, it is often used together with Danggui, Chuanxiong, Aiye, such as in the formula Shaofu Zhuyu Decoction; for colic of coldness with abdominal pain, it is usually used in combination with Wuzhuyu, Xiaohuixiang.

4. Yin-abscess, carbuncle and sore that without being healed before suppuration or after rupture for a long time      In treating for swollen yin-abscess due to deficient-cold of qi and blood, it is usually used in combination with Lujiaojiao, Shudihuang, Baijiezi, such as in the formula Yanghe Decoction; in treating for carbuncle and sore without being healed before suppuration or after rupture for a long tie, it can be sued together with Huangqi, Danggui, such as in the formula Tuoli Huangqi Decoction.

In addition, it can  warm up yang qi, invigorate the development of qi and blood, therefore, it is often used with medicinals that tonifying qi and blood, indicated for the syndrome of deficiency of qi and blood after prolonged chronic disease.

[ Usage and Dosage ]:  1-4.5g. The medicinal is suitable to be decocted later; after being ground into powder, it  is taken after mixing with water, or in pills and powders, 1-2g every time.

[ Precautions ]:  It must be used with caution when treating patients who have a bleeding tendency and pregnant women. It is not suitable to be used in combination with Chishizhi.

[ Medicinal Comparison ]: Similarities:  Fuzi and Rougui are all extremely hot in nature and have the same function of reinforcing fire and strengtheing Yang,dispersing cold to alleviate pain, they are usually indicated for interior cold syndrome and Bi-syndrome.

Differences:  But Fuzi is good at restoring Yin from collapse and warmly tonifying spleen andkidney. Rougui is good at warmly tonifying Mingmen, returning fire to its origin, invigorating the development of qi and blood, therefore, it is often used in treating for syndrome 0of deficiency and coldness of kidney yang and up-floating of deficiency yang, and deficiency of qi and blood after prolonged chronic disease. 

肉桂为樟科植物肉桂Cinnamomum cassia Presl的干燥树皮。主产于广东、广西、海南、云南等地。多于秋季剥取,刮去栓皮、阴干。因剥取部位及品质的不同而加工成多种规格,常见的有企边桂、板桂、油板桂等。生用。      

【药性】辛、甘,大热。归肾、脾、心、肝经。        【功效】补火助阳,散寒止痛,温经通脉,引火归源。       
 
【应用】        1.阳痿,宫冷。本品辛甘大热,能补火助阳,益阳消阴,作用温和持久,为治命门火衰之要药。常配附子、熟地、山茱萸等,用治肾阳不足,命门火衰的阳痿宫冷,腰膝冷痛,夜尿频多,滑精遗尿等,如肾气丸(《金匮要略》)、右归饮(《景岳全书》)。       
 
2.腹痛,寒疝。本品甘热助阳以补虚,辛热散寒以止痛,善去痼冷沉寒。治寒邪内侵或脾胃虚寒的脘腹冷痛,可单用研末,酒煎服;或与干姜、高良姜、荜茇等同用,如大已寒丸(《和剂局方》);治寒疝腹痛,多与吴茱萸、小茴香等同用。       
 
 3.腰痛,胸痹,阴疽,闭经,痛经。本品辛散温通,能行气血、运经脉、散寒止痛。常与独活、桑寄生、杜仲等同用,治风寒湿痹,尤以治寒痹腰痛为主,如独活寄生汤(《千金方》);与附子、干姜、川椒等同用,可治胸阳不振,寒邪内侵的胸痹心痛,如桂附丸(《寿世保元》);与鹿角胶、炮姜、麻黄等同用,可治阳虚寒凝,血滞痰阻的阴疽、流注等,如阳和汤(《外科证治全生集》);若与当归、川芎、小茴香等同用,可治冲任虚寒,寒凝血滞的闭经、痛经等证,如少腹逐瘀汤(《医林改错》)。       
 
4.虚阳上浮诸症。本品大热入肝肾,能使因下元虚衰所致上浮之虚阳回归故里,故曰引火归源。用治元阳亏虚,虚阳上浮的面赤、虚喘、汗出、心悸、失眠、脉微弱者,常与山茱萸、五味子、人参、牡蛎等同用。       
 
此外,久病体虚气血不足者,在补气益血方中少量加入肉桂,有鼓舞气血生长之效。       
 
【用法用量】煎服,1~4.5g,宜后下或焗服;研末冲服,每次1~2g。        【使用注意】阴虚火旺,里有实热,血热妄行出血及孕妇忌用。畏赤石脂。       
 
【鉴别用药】肉桂、附子、干姜性味均辛热,能温中散寒止痛,用治脾胃虚寒之脘腹冷痛、大便溏泄等。然干姜主入脾胃,长于温中散寒、健运脾阳而止呕;肉桂、附子味甘而大热,散寒止痛力强,善治脘腹冷痛甚者及寒湿痹痛证,二者又能补火助阳,用治肾阳虚证及脾肾阳虚证。肉桂还能引火归源、温经通脉、用治虚阳上浮及胸痹、阴疽、闭经、痛经等。附子、干姜能回阳救逆,用治亡阳证。此功附子力强,干姜力弱,常相须为用。干姜尚能温肺化饮,用治肺寒痰饮咳喘。        肉桂、桂枝性味均辛甘温,能散寒止痛、温经通脉,用治寒凝血滞之胸痹、闭经、痛经、风寒湿痹证。肉桂长于温里寒,用治里寒证;又能补火助阳,引火归源,用治肾阳不足、命门火衰之阳痿宫冷,下元虚衰、虚阳上浮之虚喘、心悸等。桂枝长于散表寒,用治风寒表证;又能助阳化气,用治痰饮、蓄水证。       
 
【古籍摘要】        1.《神农本草经》:“主上气咳逆结气,喉痹吐吸,利关节,补中益气。”       
 
 2.《汤液本草》:“补命门不足,益火消阴。”       
 
 3.《本草求真》:“大补命门相火,益阳治阴。凡沉寒痼冷、营卫风寒、阳虚自汗、腹中冷痛、咳逆结气、脾虚恶食、湿盛泄泻、血脉不通、胎衣不下、目赤肿痛,因寒因滞而得者,用此治无不效。”       
 
 【现代研究】        1.化学成分:肉桂中含挥发油(桂皮油)1.98%~2.06%,主要成分为桂皮醛,占52.92%~61.20%,其它尚含有肉桂醇,肉桂醇醋酸酯,肉桂酸,醋酸苯丙脂,香豆素,粘液,鞣质等。       
 
2.药理作用:肉桂有扩张血管、促进血液循环、增强冠脉及脑血流量、使血管阻力下降等作用;在体外,其甲醇提取物及桂皮醛有抗血小板凝集、抗凝血酶作用;桂皮油、桂皮醛、肉桂酸钠具有镇静、镇痛、解热、抗惊厥等作用;桂皮油能促进肠运动,使消化道分泌增力、增强消化机能,排除消化道积气、缓解胃肠痉挛性疼痛,并可引起子宫充血;其肉桂水提物、醚提物对动物实验性胃溃疡的形成有抑制作用。肉桂酸具有使人肺腺癌细胞逆转的作用。肇庆产肉桂降糖作用明显。桂皮油对革兰氏阴性菌及阳性菌有抑制作用。桂皮的乙醚、醇及水浸液对多种致病性真菌有一定的抑制作用。       
 
3.临床研究:肉桂粉5g,1次服用,每日2次,3周为1疗程,治疗肾阳虚型腰痛102例。治愈47例,显效39例,有效14例,无效2例(中西医结合杂志,1984,2:115);肉桂3g,樟脑2g,山莨菪碱400mg,共研细末,加凡士林9g,调匀备用,外敷治疗冻疮1804人次,随访812人,全部治愈(中西医结合杂志,1987,1:49);肉桂200g,研细末,用好米醋调成糊状,涂敷病损处。2小时后糊干即除掉。若不愈,隔1周后再依法涂敷1次。用治神经性皮炎50例,均收到满意效果。一般轻者1次,重者2-3次即愈(辽宁中医杂志,1984,4:封3)。另有用肉桂治疗小儿腹泻、小儿口角流涎、支气管哮喘、老年性支气管肺炎、狭窄性腱鞘炎等。       

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