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Bi Xie - Dioscorea officinalis
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Professional Data |
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 Pin Yin
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Bi Xie
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| Latin
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Rhizoma Dioscoreae
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| Introduction |
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Rhizoma Dioscoreae is the dried rhizome of Dioscorea hypoglauca or Dioscorea officinalis (Fam. Dioscoreaceae). It's collected in the spring or autumn, removed from fibrous root, washed, sliced and dried in the sun.
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| Western medical |
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The herb is indicated in the treatment of acute urinary system infection, hyperlipemia and bronchitis, etc..
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| Eastern medical |
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- Pattern: Bitter, neutral.
- Properties: Induces diuresis, removes the Turbid, dispels Wind and treats bi.
- Channels entered: Liver, Kidney and Stomach.
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| Chemical constituents |
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The herb mainly contains dioscin, dioscoreasapotozin, gracillin, protodioscin, and protogracillin, etc..
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| Pharmacological actions |
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| Lowering cholesterol |
Total saponins of mian bei xie could lower cholesterol . |
| Effects on vessels |
Total saponins of mian bei xie could significantly reduce the incidence of aortic atherosclerotic plaque. |
| Killing worms |
Dioscoreasapotozin and dioscin had significant worm killing effect. |
| Anti-fungi effect |
Dioscin had anti-fungi effect.
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| Clinical Studies |
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| Acute urinary system infections |
Bi Xie Sheng Shi Tang was used to treat 26 cases of acute urinary system infections. Formula: bi xie, yi yi ren, huang bo, 12g; dan pi, chi ling, ze xie, 10g each; hua shi 30g; tong cao 5g. Water decoction, 1 dose every day. 20 cases were cured, and the curative rate was 77%. |
| hyperlipemia |
1000g bi xie produced in Hu Nan province was grounded into powders, 5g, tid. 30 days as a course of treatment, 3 courses totally. 36 cases of hyperlipemia were treated, 18 were markedly effective, 11 effective, 4 improved and 3 ineffective. |
| Chronic bronchitis |
Xi Bi Tao Xian Tablet (yin yang huo, zhi mu, bai bu, fen bi xie, xia ku cao, tu fu ling, he shou wu, bile, ma dou ling, ammonium glycyrrhizinate), 4 tablets, tid, for bronchial asthma and chronic bronchitis, the effective rate was 41.8%. |
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| References |
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Except those noted, all references come from Weng Weiliang, et al., Clinical Chinese materia medica, Henan Science & Technology Press, 1998 |
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