Preparation method of Shuangqing oral solution

Abstract

The invention provides a preparation method of a Shuangqing oral solution. The preparation method comprises the following steps: step 1, extracting aromatic water from radix curcumae, herba pogostemonis, honeysuckle flowers and fructus forsythiae respectively for later use; collecting a distilled water solution by another device; step 2, adding water into dregs obtained by extracting the aromatic water from the radix curcumae and the herba pogostemonis, rhizoma anemarrhenae, folium isatidis, rehmannia roots, radix platycodonis and liquorice roots; decocting and combining decocting solutions; filtering for later use; step 3, reflowing dregs obtained by extracting the aromatic water from the honeysuckle flowers and the fructus forsythiae with ethanol and extracting; combining extracting solutions of two times; filtering the extracting solution after the ethanol is recycled and then combining with the water solution; adding the ethanol and standing; filtering and recycling the ethanol to obtain clear paste for later use; step 4, adding water into gypsum and decocting; combining the gypsum with the clear paste and concentrating; step 5, adding auxiliary materials to obtain the oral solution.

Description

Technical field: [0001] The present invention relates to the preparation of pharmaceutical preparations, in particular to a preparation method of Shuangqing Oral Liquid Background technique [0002] Shuangqing Oral Liquid is a Chinese patent medicine already on the market. The relevant information in the drug insert is as follows: [0003] [Main ingredients] Folium Folium, Honeysuckle, Forsythia, Curcuma, Anemarrhena, Patchouli, Licorice, Rehmannia, Campanulaceae, Gypsum. [0004] 【Properties】This product is oral liquid. [0005] [Indications / Functions and Indications] Clearing away exterior pathogens, clearing heat and detoxifying. It is suitable for wind-warm lung-heat and Wei-Qi disease. Symptoms include fever with slight aversion to wind and cold, thirst, cough, yellow sputum, headache, red tongue with yellow or white fur, slippery or floating pulse, and acute bronchitis with the above symptoms. [0006] [Specification Model] 10ml*6 sticks [0007] 【Usage and Dosage...

AI Technical Summary

Problems solved by technology

[0012] The disadvantages in the prior art are: in the production process, the medicinal dregs after extracting aromatic water from honeysuckle and forsythia use water as the solvent for extraction. Since the active ingredients of these two medicinal materials are ester-soluble, the extraction rate is not high, and it cannot be better. Reflect its medicinal value, resulting in waste of medicinal resources

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