Chinese traditional medicine preparation Qishenmai for treating coronary heart disease and angina pectoris and its preparing process
A technology of coronary heart disease angina pectoris and traditional Chinese medicine preparations, applied in the field of traditional Chinese medicine preparations, can solve the problems of affecting the therapeutic effect and application range of drugs, slow drug absorption, inconvenient use, etc., and achieve the effect of fast drug effect, good curative effect, and fast absorption
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Embodiment 1
[0049] a. Preparation of extracts of American ginseng, Ophiopogon japonicus and Panax notoginseng
[0050](1) Take 0.75kg of American ginseng, 10kg of Ophiopogon japonicus, and 0.5kg of Panax notoginseng, and pulverize them into coarse powder, respectively, add 20 times of water, heat and boil three times.
[0051] (2) respectively collecting and merging the water extracts obtained from American ginseng, Ophiopogon japonicus and Panax notoginseng, respectively, and concentrating to 50°C with a relative density of 1.20;
[0052] (3) respectively the concentrated solution of American ginseng, Ophiopogon japonicus and Panax notoginseng respectively, add ethanol to alcohol concentration respectively and reach 85%, place respectively 24 hours, filter, filtrate reclaims ethanol, to no alcohol smell, dilution, filters;
[0053] (4) The filtrates of American ginseng, Ophiopogon japonicus and Panax notoginseng were respectively adsorbed through a macroporous adsorption resin column (D2...
Embodiment 2
[0058] a. Preparation of total extracts of American ginseng, Ophiopogon japonicus and Panax notoginseng
[0059] (1) Take 0.75kg of American ginseng, 10kg of Ophiopogon japonicus, and 0.5kg of Panax notoginseng, combine, mix and pulverize to coarse powder, add 20 times of water, heat and boil three times for 1 hour each time.
[0060] (2) collecting and merging the obtained aqueous extracts, concentrating to 80°C and having a relative density of 0.9;
[0061] (3) add ethanol to the concentrated solution until the alcohol concentration reaches 50%, place it for 24 hours, filter, and recycle ethanol from the filtrate until there is no alcohol smell, dilute, and filter to obtain a filtrate;
[0062] (4) The filtrate was adsorbed through a macroporous adsorption resin column (D21 type), and the resin column was eluted with 20% ethanol. After the eluent was colorless, the eluent was discarded and eluted with 50% concentration ethanol. Resin column, collect eluent;
[0063] (5) 50...
Embodiment 3
[0067] a. Preparation of total extracts of American ginseng stems and leaves, Ophiopogon japonicus and Panax notoginseng leaves
[0068] (1) Take 0.75 kg of American ginseng leaves, 10 kg of Ophiopogon japonicus, and 0.5 kg of Panax notoginseng leaves, combine, mix and pulverize into coarse powder, add 20 times of water, heat and boil three times for 1 hour each time.
[0069] (2) collecting and merging the obtained aqueous extracts, and concentrating to 60°C with a relative density of 1.10;
[0070] (3) add ethanol to the concentrated solution to an alcohol concentration of 70%, place it for 24 hours, filter, recycle ethanol from the filtrate, to have no alcohol smell, dilute, filter to obtain a filtrate;
[0071] (4) The filtrate was adsorbed through a macroporous adsorption resin column (type D21), and the resin column was eluted with 10% ethanol. After the eluent was colorless, the eluent was discarded and eluted with 60% concentration ethanol. Resin column, collect eluen...
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