Chinese patent drug for treating heart brain blood vessel disease and its preparation method
A technology for cardiovascular and cerebrovascular diseases and Chinese patent medicines, which can be used in the field of medicine to solve problems such as insufficient research
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Embodiment 1
[0276] (1) Put pueraria root powder in a percolation tank, add ethanol for cold soaking for three days, release the soaking liquid, add another soaking in ethanol for two days the next day, combine two soaking liquids; or heat reflux, extract three times with ethanol each time 5-25 times the amount, filter; combine the three filtrates, recover ethanol, concentrate to a thick paste, add starch, and dry at 80°C to obtain it;
[0277] (2) Put the hawthorn in a sandwich pot, add cold water, decoct twice, boil for the first time for 1 hour and combine the two filtrates, the film is concentrated to half, move it to an open pot, add concentrated hydrochloric acid (industrial) to adjust the pH to about 1. Remove the supernatant, take out the precipitate and dry it, wash it with water until there is no obvious acidity; or use ethanol as a solvent, the amount of solvent is 5-25 times, heat extraction three times, and filter; combine the three filtrates, recover ethanol, and make dry pas...
Embodiment 2
[0280] The extracting method of Radix Puerariae Hawthorn is the same as Example 1;
[0281] Take 80-190 parts by weight of kudzu root alcohol extract, 30-120 parts by weight of hawthorn water or alcohol extract, add appropriate amount of auxiliary materials starch and PVP, ultrafinely pulverize, use ethanol as a binder to make granules and pack them into capsules, and make heart-blood Ning capsules;
Embodiment 3
[0283] The extracting method of Radix Puerariae Hawthorn is the same as Example 1;
[0284] Take 100-190 parts by weight of kudzu root alcohol extract, 30-80 parts by weight of hawthorn water or alcohol extract, add auxiliary materials such as starch, ultrafinely pulverize, use ethanol as a binder to make granules, press into tablets, coat, and prepare Xinxuanning Tablets,
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