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Guangsheng hemp extract, its preparing method and use

A technology of extracts and cohosh, which can be used in drug combinations, pharmaceutical formulations, plant raw materials, etc., to solve problems such as the lack of medicinal materials, the lack of modern research on this product, and the small possibility of attracting attention.

Active Publication Date: 2006-03-22
黄驰 +1
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  • Summary
  • Abstract
  • Description
  • Claims
  • Application Information

AI Technical Summary

Problems solved by technology

[0003] Guangshengma is a customary medicine of Cimicifuga in Guangdong, Guangxi and Fujian, and its decoction pieces are only used in traditional Chinese medicine formulas. Because it is a local customary medicine, it is less likely to receive attention. There are very few modern studies on this product. The research on the main chemical components of this product has not been reported, so this medicinal material has not been further developed. The plant resources of this product are relatively rich, mainly distributed in South China, and have been cultivated in a large area in Hunan and other places. used as drink

Method used

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Examples

Experimental program
Comparison scheme
Effect test

Embodiment 1

[0067] Preparation of the Refined Product of Hibiscus Cimicifuga

[0068] Take 200 grams of glaucoma fine powder, add 2000ml of acetone to reflux and extract 3 times, each time for 1.5 hours, combine the filtrates, recover the acetone under reduced pressure until there is no acetone smell, add 150ml of water to the residue and heat to 60°C to dissolve, and filter while it is hot. Add lime water to the filtrate to adjust pH = 8, add ethyl acetate to extract 3 times, 50ml each time, combine the extracts, add ethyl acetate saturated water to wash 3 times, 10ml each time, recover ethyl acetate under reduced pressure until there is no ethyl acetate Ester smell, the extract was dried under reduced pressure at 80°C for 2 hours to obtain 2.5 g of refined S. cohosh.

Embodiment 2

[0070] Preparation of the Refined Product of Hibiscus Cimicifuga

[0071] Take 200 grams of glaucoma fine powder, add 2000ml of methanol to reflux and extract 3 times, each time for 1.5 hours, combine the filtrates, recover the methanol under reduced pressure to dryness, add 200ml of water to the residue and heat to 60°C to dissolve, filter while it is hot, and add lime to the filtrate Adjust the pH to 9 with water, add ethyl acetate to extract 3 times, 60ml each time, combine the extracts, add water saturated with ethyl acetate, wash 3 times, 10ml each time, recover ethyl acetate under reduced pressure until there is no ethyl acetate smell, The extract was dried under reduced pressure at 80° C. for 2 hours to obtain 3.2 g of refined S. cohosh.

Embodiment 3

[0073] Preparation of the Refined Product of Hibiscus Cimicifuga

[0074] Get 200 grams of glaucoma fine powder, add 2000 ml of 95% ethanol to reflux and extract 3 times, each time for 1.5 hours, combine the filtrates, recover ethanol under reduced pressure to dryness (8% yield), add 160 ml of water to the residue and heat to 70 ° C to dissolve, Filtrate while hot, add lime water to the filtrate to adjust pH=10, add water-saturated n-butanol to extract 3 times, 50ml each time, combine the extracts, add n-butanol-saturated water to wash 3 times, each time 10ml, and recover under reduced pressure The solvent was dried, and the extract g was dried under reduced pressure at 0°C for 2 hours to obtain 3 grams of refined S. cohosh.

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Abstract

An extrant of cimicifuga rhizome, its preparing process, the medicine containint it, and its medical application in treating cerebrovascular disease, especially the cerebral ischemia and cerebral anoxia are disclosed.

Description

technical field [0001] The invention relates to the field of natural medicines, in particular to an extract of the natural medicine Scutellaria cohosh, its preparation method, a pharmaceutical composition containing it and its medical application. Background technique [0002] The full name of cohosh is Guangdong cohosh, which is the dry tuber root of Serratula chinensis S. Moore, a plant of Compositae. This product is long spindle-shaped, slightly twisted, slightly pointed at both ends, slightly thicker in the middle, 10-20cm long, 0.5-1cm in diameter, grayish yellow, tan or dark brown on the surface, with thick longitudinal wrinkles and a few fibrous root marks. Hard and brittle, easy to break. Section dark blue or grayish yellow, slightly horny. Special gas, light taste, slightly bitter. Indications: Shengyang, dispelling wind, detoxification, rash. It is used for wind-heat headache, sore throat, opaque rash, subsidence of Qi, chronic diarrhea, prolapse of the anus, a...

Claims

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Application Information

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Patent Type & Authority Patents(China)
IPC IPC(8): A61K36/28A61P9/10A61K125/00
Inventor 黄驰
Owner 黄驰
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