Preparation method and application of antiphlogosis tablet
A technology of extracting and wild chrysanthemum, applied in the direction of medical preparations containing active ingredients, anti-inflammatory agents, pharmaceutical formulas, etc., can solve the problems of many impurities, backwardness, and impact on clinical application
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Embodiment 1
[0025] Get 446g of dandelion, 446g of Viola chinensis, 446g of wild chrysanthemum, and 446g of Scutellaria baicalensis, add wild chrysanthemum into CO2 supercritical extractor, ethanol is used as entrainer, and the volume percentage of entrainer accounting for the total extraction solvent is 4%, and the extraction pressure is 15MPa , temperature 30°C, CO2 flow rate 1m1 / g crude drug·min, extraction time 150min, supercritical extract was obtained, and set aside; the rest of the traditional Chinese medicine was taken, crushed, added 2L of 70% ethanol, and put into a microwave extraction device for microwave extraction, extraction power 400W, extract 2 times, 4 minutes each time, combine the extracts, concentrate, add to D101 macroporous adsorption resin column, elute with 50% ethanol, collect 5 times the column volume eluate, recover ethanol under reduced pressure, concentrate and Dry to obtain the microwave extract and set aside; mix the above supercritical extract and microwave ...
Embodiment 2
[0028] Take dandelion 446g, viola 446g, wild chrysanthemum 446g, and scutellaria baicalensis 446g, add wild chrysanthemum to CO 2 In a supercritical extractor, ethanol is used as an entrainer, and the volume percentage of the entrainer in the total extraction solvent is 6%, the extraction pressure is 30MPa, the temperature is 50°C, and the CO 2 The flow rate is 3m1 / g crude drug·min, the extraction time is 180min, and the supercritical extract is obtained for use; the rest of the traditional Chinese medicine is taken, pulverized, added 2L of 70% ethanol, and put into a microwave extraction device for microwave extraction, with an extraction power of 600W, and extracted twice. 8 minutes each time, combine the extracts, concentrate, add to D101 macroporous adsorption resin column, elute with 50% ethanol, collect 5 times the column volume eluate, recover ethanol under reduced pressure, concentrate and dry to obtain microwave extract , set aside; mix the above supercritical extract...
Embodiment 3
[0031] Take dandelion 446g, viola 446g, wild chrysanthemum 446g, and scutellaria baicalensis 446g, add wild chrysanthemum to CO 2 In the supercritical extractor, ethanol is used as an entrainer, and the entrainer accounts for 5% by volume of the total extraction solvent, the extraction pressure is 20MPa, the temperature is 40°C, and the CO 2 The flow rate is 2m1 / g crude drug·min, the extraction time is 160min, and the supercritical extract is obtained for use; the rest of the traditional Chinese medicine is taken, crushed, added 2L of 70% ethanol, and put into a microwave extraction device for microwave extraction. The extraction power is 500W, and the extraction is performed twice. Combine the extracts for 6 minutes each time, concentrate, add to D101 macroporous adsorption resin column, elute with 50% ethanol, collect 5 times the column volume eluate, recover ethanol under reduced pressure, concentrate and dry to obtain microwave extract , set aside; mix the above supercriti...
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