Extraction method and extract of active ingredient of eyesight improving preparation

Abstract

The invention relates to the technology of traditional Tibetan medicine and provides an extraction method and an extract of an active ingredient of an eyesight improving preparation. The extraction method comprises the steps of dissolving barberry paste to form thick paste, extracting a mixture of carthamus tinctorius and myrobalan by an ethanol extraction method to form an extract, performing filtration to form filtrate and decoction dreg, concentrating the filtrate till a solid matter content is 70-80% to form a first thick matter, mixing the decoction dreg and water for decocting in batchesfor 2-3 times for 0.8-1.2h each time, performing filtration to form decoctions, mixing the decoction obtained by decocting of all the times, concentrating the decoction till a solid matter content is70-80% to form a second thick matter, mixing the first thick matter and the second thick matter to form a thick mixture, performing alcohol precipitation and water precipitation on the thick mixtureto form a paste body, extracting artificial musk and artificial bear gall powder to form a thick body, and mixing the thick paste, the paste body, the thick body and a borneol aqueous solution to formthe active ingredient of the eyesight improving preparation.

Description

technical field [0001] The invention relates to the technical field of Tibetan medicine, in particular to a method for extracting active ingredients of an eye-improving preparation and an extract thereof. Background technique [0002] With the continuous advancement of science and technology, the scope of electronic equipment is getting wider and wider, and the frequency of people's use is also greatly increasing. However, due to the improper use of eyes by many people, the load on the human eye has increased, and the range of dry eye patients and myopia has also expanded year by year. As people pay more and more attention to their own health, eye care has become a social pursuit. In order to restore the brightness of the eyes, people often use eye-improving liquid or eye drops. Bright eyes or eye drops to play bright eyes, clear vision, relieve dry eye syndrome, anti-fatigue and other effects mainly rely on the active ingredients in the liquid, but currently in the process...

AI Technical Summary

Problems solved by technology

Bright eyes or eye drops to play bright eyes, clear vision, relieve dry eye syndrome, anti-fatigue and other effects mainly rely on the active ingredients in the liquid, but currently in the process of producing bright eyes or eye drops, all The raw materials are directly put into the process for production. As a result, the obtained products have high impurity content, and the eye-improving liquid or eye drops thus obtained have poor health-care and soothing effects on the eyes.

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