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Preparation of six component rehmannia root pills

A technology of Liuwei Dihuang and Rehmannia glutinosa, which is applied in the field of manufacturing Chinese patent medicine tablets, can solve the problems of complex process, high production cost, and high technical requirements, achieve quality assurance, improve quality standards, and overcome unacceptable effects

Inactive Publication Date: 2003-11-19
毛友昌
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Problems solved by technology

However, the process of making soft capsules is more complicated, the technical requirements are higher, and the production cost is relatively high, and the content of soft capsules is oil extract, which disperses slowly in the stomach

Method used

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Embodiment Construction

[0033]The best implementation of the invention is to clean the six herbs separately, remove impurities, and test them for use; crush the six herbs into coarse powder for use; take the tree peony bark and distill with water, extract the paeonol, and add cyclodextrin to make a pill Cortol cyclodextrin inclusion compound or dissolve it with a proper amount of ethanol solution into paeonol ethanol solution for later use; the distilled aqueous solution is collected in a separate container; the dogwood is extracted twice with 70% ethanol at reflux for 2 hours each time, the extracts are combined and filtered After passing, the filtrate is reserved. Rehmannia glutinosa, Chinese yam and Alisma orientale were decocted twice with water, the first time was 2 hours, the second time was 1 hour, the decoction was combined, filtered, and the filtrate was combined with the above aqueous solution and concentrated to a relative density of 1.15-1.20 (50℃) Let it cool, add ethanol to make the alcohol...

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Abstract

A process for preparing Chinese medicine "Tablet of six components including rehmannia" includes such steps as distilling tree peony bark to extracting peonol, merging the distilling liquid with the decoction of rehmannia root, yam and alismatis rhizome, vacuum concentrating, depositing in alcohol, mixing with alcohol reflux liquid of dogwood fruit, recovering alcohol, mixing said peonol with cyclodextrin, extracting from tuckahoe and concentrating, mixing all together, and tabletting. Its advantages are high curative effect and quality.

Description

Technical field [0001] The invention relates to the technical field of manufacturing process of Chinese patent medicine tablets, in particular to a preparation method of Liuwei Dihuang tablets. Background technique [0002] Tablets are a commonly used Chinese medicine. According to China's relevant drug regulations, major changes in the production process need to be studied as a new medicine. The original dosage form is Liuwei Dihuang soft capsules (included in the Pharmaceutical Standards of the Ministry of Health of the People’s Republic of China. Volume 20), Liuwei Dihuang Tablets (included in Volume 8 of the Pharmaceutical Standards of the Ministry of Health of the People’s Republic of China), Liuwei Dihuang Tablets (included in Volume 8 of the Pharmaceutical Standards of the Ministry of Health of the People’s Republic of China ), Liuwei Dihuang Granules (included in the ninth volume of the standard for new drugs, 2000 edition of the Chinese Pharmacopoe...

Claims

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Application Information

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Patent Type & Authority Applications(China)
IPC IPC(8): A61K9/20A61P1/14
Inventor 毛友昌毛晓敏
Owner 毛友昌
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