Preparation method of heat-clearing and detoxifying oral liquid

Abstract

The invention relates to the field of pharmacy, in particular to a preparation method of a heat-clearing and detoxifying oral liquid. The oral liquid comprises the following steps of adding 670g of gypsum, 107g of radix scrophulariae, 80g of rehmannia, 67g of fructus forsythiae, 67g of jasmine, 67g of gueldenstaedtia multiflora bunge, 67g of radix gentianae, 67g of radix isatidis, 54g of rhizoma anemarrhenae, and 54g of radix ophiopogonis into a heat reflux extractor; heating to slightly boil; adding 134g of honeysuckle and 67g of radix scutellariae, and starting the heat reflux extractor to carry out heat reflux extraction; after 40 minutes, filtering and collecting primary filtrate; depressurizing and concentrating the primary filtrate; adding ethanol to refrigerate for 48 hours, and filtering and recovering the ethanol, so as to obtain secondary filtrate; adding active carbon and a proper amount of flavor correcting agent, uniformly mixing, filtering, and recovering the final filtrate. The preparation method has the advantages that as the extraction time is shortened, the segregation of inactive ingredients, such as tannin and pigments, in medicine liquor is reduced, and the process problem of difficult medicine liquor filtering is solved; by increasing the content of active ingredient of baicalin, the medicine effect is greatly improved under the condition of same dosage amount.

Description

Technical field [0001] The invention relates to the field of pharmacy, in particular to a preparation method of a clearing heat and detoxifying oral liquid. Background technique [0002] The oral liquid for clearing away heat and detoxification has the function of clearing away heat and detoxification. It is used for fever, flushed face, irritability, thirst, sore throat, flu, upper respiratory tract infection and other symptoms caused by heat poisoning. [0003] The main components of Qingrejiedu oral liquid are gypsum, honeysuckle, Scrophulariaceae, Rehmannia glutinosa, Forsythia, Gardenia, Sweet Di Ding, Scutellaria, Gentian, Radix Isatidis, Anemarrhena, and Ophiopogon. [0004] The basic prescription is: gypsum 670g, honeysuckle 134g, scrophulariaceae 107g, rehmannia glutinosa 80g, forsythia 67g, gardenia 67g, sweet ditin 67g, scutellaria 67g, gentian 67g, isatis root 67g, anemarrhena 54g, and Ophiopogon 54g. [0005] The traditional preparation method is as follows: [0006] Soak...

AI Technical Summary

Problems solved by technology

The extraction rate of the active ingredients in this extraction method is only about 50%-60%, and the active ingredients cannot be extracted to the maximum extent.

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