A kind of pharmaceutical composition for treating diabetic retinopathy
A technology for diabetic retina and composition, applied in the field of traditional Chinese medicine, can solve the problems of low content of active ingredients, loss of market competitiveness, and insignificant effects, and achieve the effects of stable curative effect, simple and clear chemical composition, and remarkable effect.
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Embodiment 1
[0082] Prescription: Astragalus Ligustrum lucidum wine total glucosides of dogwood 240g, Chrysanthemum Angelica total phenolic acid 120g, Lycium barbarum malt water-soluble effective part 160g
[0083]Preparation method: Preparation of total glycosides of Astragalus Ligustrum Ligustrum wine and cornus: take astragalus, Ligustrum lucidum and cornus, crush them, add 14 times the amount of 70% ethanol to reflux and extract 3 times, each time for 2 hours, and combine ethanol The solvent is recovered from the extract, and dried to obtain an ethanol extract. After the ethanol extract is dissolved in a small amount of water, it is chromatographed on a D101 macroporous adsorption resin column according to the ratio of the amount of resin to the medicinal material at 1:1. It is first eluted with 6 times the amount of water, and then used 80% ethanol was eluted at a speed of 2BV / h, and the eluate of 4BV was collected; concentrated under reduced pressure, evaporated to dryness, and the to...
Embodiment 2
[0088] Prescription: astragalus wine Ligustrum lucidum wine 120g total glycosides of cornus, 60g total phenolic acids of chrysanthemum angelica, 80g water-soluble active parts of wolfberry malt
[0089] Preparation method: Preparation of total glycosides of Astragalus Ligustrum Ligustrum wine and cornus: take astragalus, Ligustrum lucidum and cornus, crush them, add 14 times the amount of 70% ethanol to reflux and extract 3 times, each time for 2 hours, and combine ethanol The solvent is recovered from the extract, and dried to obtain an ethanol extract. After the ethanol extract is dissolved in a small amount of water, it is chromatographed on a D101 macroporous adsorption resin column according to the ratio of the amount of resin to the medicinal material at 1:1. It is first eluted with 6 times the amount of water, and then used 80% ethanol was eluted at a speed of 2BV / h, and the eluate of 4BV was collected; concentrated under reduced pressure, evaporated to dryness, and the ...
Embodiment 3
[0094] Prescription: Astragalus wine Ligustrum lucidum wine 600g total glycosides of cornus, 300g total phenolic acids of chrysanthemum angelica, 400g water-soluble active parts of wolfberry malt
[0095] Preparation method: Preparation of total glycosides of Astragalus Ligustrum Ligustrum wine and cornus: take astragalus, Ligustrum lucidum and cornus, crush them, add 14 times the amount of 70% ethanol to reflux and extract 3 times, each time for 2 hours, and combine ethanol The solvent is recovered from the extract, and dried to obtain an ethanol extract. After the ethanol extract is dissolved in a small amount of water, it is chromatographed on a D101 macroporous adsorption resin column according to the ratio of the amount of resin to the medicinal material at 1:1. It is first eluted with 6 times the amount of water, and then used 80% ethanol was eluted at a speed of 2BV / h, and the eluate of 4BV was collected; concentrated under reduced pressure, evaporated to dryness, and th...
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