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Menyanthes root extraction and its preparation method and usage

A technology of coriander root and extract, applied in the field of natural medicine coriander root extract

Inactive Publication Date: 2009-05-20
黄驰
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  • Summary
  • Abstract
  • Description
  • Claims
  • Application Information

AI Technical Summary

Problems solved by technology

At present, this product has not been included in the national or local medicinal material standards

Method used

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  • Menyanthes root extraction and its preparation method and usage
  • Menyanthes root extraction and its preparation method and usage
  • Menyanthes root extraction and its preparation method and usage

Examples

Experimental program
Comparison scheme
Effect test

Embodiment 1

[0058] Preparation of the crude extract of somnifera root

[0059] Take 300g of cabbage root coarse powder. Add 3000ml of ethanol for reflux extraction twice, each time for 1 hour, combine the extracts, recover the solvent to obtain a concentrated solution, further concentrate to obtain an extract, and dry to obtain 60g of the crude extract of napa cabbage. Contains 8% of total triterpenes based on betulinic acid.

Embodiment 2

[0061] Preparation of Solanum Root Extract

[0062] Take 300 g of the coarse powder of the root of cabbage, add 3000 ml of 95% methanol and reflux for 2 times, 1 hour each time, combine the extracts, concentrate under reduced pressure until a precipitate is produced, cool to room temperature, suction filtration, and wash the precipitate with 40 ℃ warm water, reduce pressure Dry, add 3 times the amount of n-hexane to wash for 3 times, and dry to obtain 10 g of nightshade extract, which contains 52% of total triterpenes in terms of betulinic acid.

Embodiment 3

[0064] Preparation of Solanum Root Extract

[0065] Take 300 g of coriander root powder, add 3000 ml of acetone and reflux for extraction twice, 1 hour each time, combine the extracts, concentrate to dryness under reduced pressure, heat the residue to dissolve in water, concentrate under reduced pressure, let it cool, a white precipitate is produced, filter , the residue was dried under reduced pressure, washed 3 times with 5 times the amount of petroleum ether, and dried to obtain 8 g of the extract of nightshade root, containing 50% of total triterpenes in terms of betulinic acid.

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Abstract

The invention discloses an extract of menyanthes root significant portions, its preparing process, pharmaceutical composition containing the extract and the medical use. The extract can be used for treating or preventing various tumors and AIDS.

Description

technical field [0001] The invention relates to the field of natural medicines, in particular to an extract of the natural medicine Sophora japonica root, a preparation method thereof and its medicinal use. Background technique [0002] Somnifera root is the rhizome of Menyanthes trifoliate L., a gentian plant. Sleeping cabbage is mainly distributed in Tibet, Yunnan, Sichuan, Guizhou, Hebei, Zhejiang, and Northeast three provinces in China. It grows in communities in swamps and is generally harvested in autumn. Especially in the three northeastern provinces and Yun, Gui, and Sichuan with a large hidden amount. [0003] The root is nodular, irregular and elongated, 10-40cm long, 0.5-1.2cm in diameter, yellow to gray-yellow surface, longitudinal wrinkles, obvious nodules, node length ranging from 0.2-4cm, and scale leaves on nodes , There are fibrous roots and fibrous root marks between nodes. The body is light and flexible, the cross section is spongy, densely covered with...

Claims

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Application Information

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Patent Type & Authority Patents(China)
IPC IPC(8): A61K36/51A61P35/00A61P31/18A61K125/00
Inventor 黄驰黄宁皓王旭敏
Owner 黄驰
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