Preparation method of Xiao'er Ganmaoshu Oral Liquid

Abstract

The invention belongs to the field of preparation of Chinese patent medicine oral liquid, and in particular relates to a preparation method of Xiao'er Ganmaoshu oral liquid, comprising the following steps: coarsely grinding, pulverizing prescribed amounts of nepeta, burdock seed, kudzu root, scrophulariaceae, bellflower and licorice; water extraction, Add the prescribed amount of nepeta powder, the prescribed amount of cicada slough, and the prescribed amount of Jianqu into water, heat and reflux in a water bath to collect the reflux liquid and filter to obtain medicinal liquid A; Platycodon grandiflorum and licorice are placed in the percolation barrel, and the percolation liquid is collected and filtered by ethanol soaking and percolation to obtain the medicinal solution B; membrane separation is performed on the medicinal solution A or B for the first-level impurity removal. The miscellaneous membrane filtration is complete and the concentrated membrane is concentrated to obtain the medicinal solution C or D; mixing; liquid preparation. The preparation method of the present application simplifies the extraction process route, has high drug preparation efficiency and short production cycle; adopts membrane separation technology, can remove macromolecular soluble impurities, and has little loss of active ingredients.

Description

technical field [0001] The invention belongs to the field of preparation of Chinese patent medicine oral liquid, in particular to a preparation method of Xiaoermaoshu oral liquid, especially an oral liquid preparation composed of burdock fruit, nepeta, kudzu root, scrophulariaceae, bellflower, licorice, cicada slough, and Jianqu eight flavors Preparation. Background technique [0002] The formula for treating colds and colds in children has been commonly used by Professor Jiang Yuren since the Ming and Qing Dynasties, such as: "Xuan Du Fa Fa Decoction" in "Yi Zong Jin Jian", "Qing Yan Li Ge Decoction" in "Zi Zhen Ji of Throat Department" and "Sore Diabetes Decoction". "Burdock Jieji Decoction" in "Experience Collection" selected nepeta, burdock seed, and kudzu root for expelling wind and relieving the exterior, clearing away heat and throat, combined with years of clinical experience in treating children with colds, and added Xuanfei to relieve cough, Quxie and calming convu...

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Problems solved by technology

[0004] However, the existing children's Ganmaoshu all use granules, which has the problem that the loss of active ingredients is large, and the granules are inconvenient for children to take.

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