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Wa Leng Zi - Arca subcrenata
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Professional Data |
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 Pin Yin
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Wa Leng Zi
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| Latin
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Concha Arcae
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| Introduction |
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Concha Arcae is the shell of Arca subcrenata Lischke, Arca granosa Linnaeus or Arca inflate Reeve (Fam. Arcidae). The drug is collected from autumn and winter to next spring, washed clean, treated with boiling water for a moment, removed from soft part, and dried.
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| Western medical |
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wa leng zi is indicated in the treatment of ulcer and hepatosplenomegaly due to schistosomiasis, etc..
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| Eastern medical |
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- Pattern: Resolves Phlegm, dissolves stagnanted Blood, softens Hardness, disperses lumps, inhibits acid and alleviates pain.
- Properties: Salty, neutral.
- Channels entered: Lung, Stomach and Liver.
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| Chemical constituents |
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The shell contains calcium carbonate, calcium phosphate and trace elements such as Ca, Na, Al, Mg, Cu, Fe, Ba, Mn, P and Zn, etc..
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| Pharmacological actions |
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| Miscellaneous effects |
The body onload="highlight();" fluid of Arca subcrenata contains cholinesterase and ALP, etc..
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| Clinical Studies |
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| Gastric and duodenal ulcer |
Gan Leng San (wa leng zi and gan cao of equal amount grounded into powder), 4g, itd. 50 cases of ulcer were treated, 20 were cured, 26 improved. |
| Hepatosplenomegaly due to schistosomiasis |
Wa Leng Zi Wan (wa leng zi, chuan shan jia, lei wan, shui zhi, etc.), 15g, tid was used to treat 92 cases of hepatosplenomegaly due to schistosomiasisk. 93% cases had liver shrinked, and 86.6% cases had spleen shrinked. |
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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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