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Shihu (Dendrobium)---石斛(powder100g/bottle)

Price:
$43.74
Weight:
0.30 LBS
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Calculated at checkout


Product Description

shihu-yuantai-l.jpgshihu-yaocai-l.jpg010.png

 This medicinal is the fresh, or dried, stem of Dendrobium nobile Lindl.,D candidum wall. ex Lindl. or D. fimbriatum Hook. var. oculatum Hook (Fam. Orchidaceae). It is excavated all year round. The best quality ones are excavated in the autumn. It is dried by baking or natural sunlight, sliced and utilized in its unprocessed form. Fresh Dendrobium is cultivated in sandy soil so that it can be obtained easily.

[ Medicinal Properties ]: Sweet, slightly cold; relate to stomach and kidney meridians.

[ Medicinal Efficacies ]: Strengthen stomach and promote fluid production; nourish yin and clear heat.

[ Clinical Applications ]: 1.Stomach yin deficiency sydrome and febrile diseases with consumption of yin    It  treats gastric pain, gingivitis due to stomach heat with yin deficiency, in combination with Shengdihuang and Huangqin. It also treats dysphoria and thirst due to consumption of fluid after febrile disease, in combination with Tianhuafen and fresh Shendihuang.

2. Kidney yin deficiency syndrome    For blurry vision, it is used in combination with Gouqizi, SHudihuang, as in SHihu Yeguang Pills. In cases of flaccidity of the bones and tendons, it is used with Shudinghuang and Shanzhuyu. In addition, for bone-steaming fever, due to kidney-deficiency with effulgent fire, it is combined with Shengdihuang and Gouqizi.

[ Usage and Dosage ]: 6-12g. 15-30g of the fresh form.

石斛为兰科植物环草石斛Dendrobium loddigesii Rolfe.、马鞭石斛D.fimbriatum hook.var.oculatum Hook.、黄草石斛D. Chrysanthum wall.、铁皮石斛D.candidum wall.ex Lindl.或金钗石斛D.nobile Lindl.的茎。主产于四川、贵州、云南等地。全年均可采取,以秋季采收为佳。烘干或晒干,切段,生用。鲜者可栽于砂石内,以备随时取用。

       【药性】甘,微寒。归胃、肾经。       
 
【功效】益胃生津,滋阴清热。       
 
【应用】        1.胃阴虚及热病伤津证。本品长于滋养胃阴,生津止渴,兼能清胃热。主治热病伤津,烦渴、舌干苔黑之证,常与天花粉、鲜生地、麦冬等品同用,如《时病论》清热保津法。治胃热阴虚之胃脘疼痛、牙龈肿痛、口舌生疮可与生地、麦冬、黄芩等品同用。       
 
2.肾阴虚证。本品又能滋肾阴,兼能降虚火,适用于肾阴亏虚之目暗不明、筋骨痿软及阴虚火旺,骨蒸劳热等证。肾阴亏虚,目暗不明者,常与枸杞子、熟地黄、菟丝子等品同用,如石斛夜光丸(《原机启微》)。肾阴亏虚,筋骨痿软者,常与熟地、山茱萸、杜仲、牛膝等补肝肾、强筋骨之品同用。肾虚火旺,骨蒸劳热者,宜与生地黄、枸杞子、黄柏、胡黄连等滋肾阴、退虚热之品同用。        【用法用量】煎服,6~12g。鲜用,15~30g。       
 
【古籍摘要】        1.《神农本草经》:“主伤中,除痹,下气,补五脏虚劳羸瘦,强阴,久服厚肠胃”。      
 
  2.《本草纲目拾遗》:“清胃,除虚热,生津,已劳损”。        3.《本草再新》:“清胃火,除心中烦渴,疗肾经虚热”。       
 
【现代研究】        1.化学成分:本品含石斛碱、石斛胺、石斛次胺、石斛星碱、石斛因碱等生物碱,及粘液质、淀粉等。       
 
 2.药理作用:石斛能促进胃液的分泌而助消化,使其蠕动亢进而通便;但若用量增大,反使肠肌麻痹。有一定镇痛解热作用,其作用与非那西汀相似而较弱;可提高小鼠巨噬细胞吞噬作用,用氢化可的松抑制小鼠的免疫功能之后,石斛多糖能恢复小鼠免疫功能;石斛水煎对晶状体中的异化变化有阻止及纠正作用;对半乳糖性白内障不仅有延缓作用,而且有一定的治疗作用。       
 
3.临床研究:据报道,以石斛、玄参、天花粉、蚤休各10g,将其煎液经蒸馏提纯,用超声雾化器使患者吸入咽部,治疗慢性咽炎172例,显效62例,好转87例(辽宁中医杂志,1992,3:31)。
 
本品还有用于血栓闭塞性脉管炎、关节炎、皮肤化脓性感染等疾病的报道。

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