External medicinal liquor for treating traumatic injuries and preparation method thereof
A technology for bruises and medicinal liquor, applied in the field of external medicinal liquor for treating bruises and its preparation, can solve the problems of limited efficacy, many impurity components, and unsatisfactory effects, so as to promote wound healing and blood coagulation. , the effect of inhibiting the damage of inflammation to the body
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[0029] The preparation method of the above-mentioned vine extract is as follows: take the coarse powder of vine vine, heat and reflux extraction with 70% ethanol for 3 times, each time for 1 hour, combine the filtrates 3 times, concentrate until there is no alcohol smell, then suspend in water, wash with ethyl acetate The ester was extracted, and the extract was separated by silica gel column chromatography, and eluted with a dichloromethane-methanol solvent system gradient, and the third fraction was eluted with 50-90% methanol, and after repeated silica gel chromatography, Sephades LH Purified by -20 column to obtain the extract of S.
[0030] The preparation method of the n-butanol extract of the above-mentioned Duzheng bark is as follows: take 5 kg of Duzheng bark, dry it, crush it appropriately, soak it in 75% ethanol overnight, and then reflux extraction twice, each time for 2 hours, combine the extracts, filter, and depressurize Concentrate to obtain the ethanol extract...
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