Chinese medicinal composition for treating cardiovascular and cerebrovascular diseases and preparation method thereof
A technology of cardiovascular and cerebrovascular diseases and compositions, applied in the field of medicine, can solve the problems of rising average death rate of patients and expensive treatment
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Embodiment 1
[0158] Take 1000g of ginkgo leaves, 835g of hawthorn leaves and 500g of Chuanxiong, heat the ginkgo leaves and hawthorn leaves with 60% ethanol to 80°C to extract twice, filter, combine the filtrate, recover the ethanol from the filtrate under reduced pressure until it has no alcohol smell, add water to dissolve the concentrate , filtered after standing, D101 macroporous resin was applied to the filtrate, eluted with 75% ethanol, the eluate was collected, the eluate was decompressed to recover ethanol, dried under reduced pressure to obtain dry paste of ginkgo leaves and hawthorn leaves. Chuanxiong plus 80% ethanol was heated and refluxed twice, each time for 2 hours, filtered, and the filtrates were combined, and the filtrate was decompressed to recover the ethanol until it had no alcohol smell, alcohol precipitation, standing still, pouring out the supernatant, and reducing the supernatant The ethanol is recovered under pressure, and the auxiliary material is added to dry mic...
Embodiment 2
[0160] Take 900g of ginkgo leaves, 885g of hawthorn leaves and 580g of Chuanxiong, heat the ginkgo leaves and 70% ethanol to 60°C to extract twice, filter, combine the filtrate, recover the ethanol from the filtrate under reduced pressure until it has no alcohol smell, add water to dissolve the concentrate, and let it stand After filtering, apply FL-2 macroporous resin to the filtrate, elute with 85% ethanol, collect the eluate, recover the ethanol from the eluate under reduced pressure, and dry under reduced pressure to obtain dry ginkgo leaf paste. Hawthorn leaves plus 65% ethanol were refluxed twice, filtered, and the filtrates were combined, and the filtrate was decompressed to recover the ethanol until it had no alcohol smell. The concentrated solution was dissolved in water and filtered after standing. ethanol elution, collecting the eluate, recovering the ethanol from the eluate under reduced pressure, and drying under reduced pressure to obtain the dried hawthorn leaf p...
Embodiment 3
[0162] Take 750g of ginkgo leaves, 725g of hawthorn leaves and 350g of Chuanxiong, heat the ginkgo leaves and hawthorn leaves with 70% ethanol to 75°C for extraction twice, filter, combine the filtrate, recover the ethanol from the filtrate under reduced pressure until it has no alcohol smell, add water to dissolve the concentrate, After standing still, filter, apply FL-2 macroporous resin to the filtrate, elute with 85% ethanol, collect the eluate, recover ethanol from the eluate under reduced pressure, and dry under reduced pressure to obtain dry extracts of ginkgo leaves and hawthorn leaves. Chuanxiong plus 70% ethanol was heated and refluxed twice, each time for 2 hours, filtered, and the filtrate was combined, and the filtrate was decompressed to recover the ethanol until it had no alcohol smell, alcohol precipitation, standing still, pouring out the supernatant, and reducing the supernatant Ethanol was recovered under pressure, and microcrystalline cellulose was added to ...
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