Composition of ginkgo internal ester B and its preparation and use thereof
Patent Information
- Authority / Receiving Office
- CN · China
- Patent Type
- Patents(China)
- Current Assignee / Owner
- JIANGSU KANION PHARMA CO LTD
- Publication Date
- 2006-10-04
- Estimated Expiration
- Not applicable · inactive patent
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Abstract
Description
technical field
[0001] The invention relates to a compound of ginkgolide B; its preparation method; and also relates to the application of the compound as an active ingredient in the treatment of ischemic stroke. Background technique
[0002] Ginkgolide is an effective substance extracted from the Chinese herbal medicine Ginkgo biloba. The substance can be further subdivided into ginkgolide A, B, C, bilobalide, etc. in terms of structure. The extraction method of ginkgolide has been described in detail. Bibliographical reports, for example, people such as Li Xingang introduced the laboratory extraction method of ginkgolide (seeing Li Xingang etc., the laboratory extraction method research of ginkgolide in ginkgo leaf, Chinese Journal of Pharmaceutical Industry 1998 No. 1 issue), Chinese patent Document CN1195665A introduces the extraction method of ginkgolide and the preparation containing ginkgolide. The method is to extract ginkgo leaves by boiling wa...