Method for preparing bile and patchouli rhinitis tablets and application
A technology of Danxiang Biyan Tablets and Patchouli, which is applied in the field of preparation of Danxiang Biyan Tablets, can solve the problems of large dosage of patients, rough process, affecting clinical application, etc., and achieve the effect of reducing dosage
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Embodiment 1
[0025] Take pig bile paste 15g, patchouli 560g, angelica dahurica 560g, cocklebur 450g, goose not eating grass 375g, nepeta 250g, honeysuckle 250g, wild chrysanthemum 250g, menthol 1.5g, patchouli, nepeta, honeysuckle , wild chrysanthemum, added to the CO2 supercritical extractor, ethanol as the entrainer, the volume percentage of the entrainer in the total extraction solvent is 4%, the extraction pressure is 15MPa, the temperature is 30°C, the CO2 flow rate is 1m1 / g crude drug·min, and the extraction time is After 150 minutes, the supercritical extract was obtained and set aside; take Angelica dahurica, cocklebur, and goose herb-eating herb, grind them, add 2L of 70% ethanol, and put them into a microwave extraction device for microwave extraction. The extraction power is 400W, and the extraction is performed twice, each time For 4 minutes, the extracts were combined, concentrated, added to a D101 macroporous adsorption resin column, eluted with 50% ethanol, collected 5 times ...
Embodiment 2
[0028] Take pig bile paste 15g, patchouli 560g, angelica dahurica 560g, cocklebur 450g, goose not eating grass 375g, nepeta 250g, honeysuckle 250g, wild chrysanthemum 250g, menthol 1.5g, patchouli, nepeta, honeysuckle , wild chrysanthemum, added 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, which is used for later use; take Angelica dahurica, cocklebur, and goose herb, grind them, add 2L of 70% ethanol, and put them into a microwave extraction device for microwave extraction. Extraction power 600W, extraction 2 times, 8 minutes each time, combined extracts, concentrated, added to D101 macroporous adsorption resin column, eluted with 50% ethanol, collected 5 times column volume eluate, recov...
Embodiment 3
[0031] Take pig bile paste 15g, patchouli 560g, angelica dahurica 560g, cocklebur 450g, goose not eating grass 375g, nepeta 250g, honeysuckle 250g, wild chrysanthemum 250g, menthol 1.5g, patchouli, nepeta, honeysuckle , wild chrysanthemum, added 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, and it is used for later use; take Angelica dahurica, cocklebur, and goose herb, grind them, add 2L of 70% ethanol, and put them into a microwave extraction device for microwave extraction. Extraction power 500W, extraction 2 times, 6 minutes each time, combined extracts, concentrated, added to D101 macroporous adsorption resin column, eluted with 50% ethanol, collected 5 times column volume eluate, recover...
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