Use of prince feather and fleabane combination in preparing medicament for treating kidney disease
A technology for preparation of Erigeron breviscapus and medicine, which is applied in the direction of drug combination, drug delivery, urinary system diseases, etc., and can solve the problems that are not easy to be strictly distinguished with lower urinary tract inflammation
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Embodiment 1
[0109] Embodiment 1: the preparation of injection
[0110] Raw materials: 7500g of sage, 1500g of escutellaria
[0111] Preparation method: take Chinese sage and add 10 times of water to decoct 3 times, each time for 1 hour, filter, combine the filtrate, concentrate under reduced pressure, add ethanol to make the alcohol content reach 65%, let it stand for 12 hours, suction filter, and take the supernatant liquid, the filtrate was extracted 3 times with ethyl acetate, the ethyl acetate solution was discarded, the aqueous layer was combined, the pH value was adjusted to 3 with hydrochloric acid, the n-butanol saturated with water was extracted 4 times, the n-butanol solution was combined, washed with water, and the Recover n-butanol under pressure, dissolve the residue with 80% ethanol, put it on a polyamide column (500g, Φ8cm, diameter-to-height ratio 1:6, adsorption flow rate 1.5BV / h), collect the flow-through and eluent, and recover ethanol. The residue was vacuum-dried to ...
Embodiment 2
[0115] Embodiment 2: the preparation of tablet
[0116] Raw material: 1000g of Chinese sage, 5000g of escutellaria
[0117] Preparation method: take the sage, add 4 times the amount of water to decoct once, decoct for 0.5 hours, filter, combine the filtrate, concentrate under reduced pressure to a relative density of 1.05 (50°C), add ethanol to make the alcohol content reach 20%, Stir evenly, let stand for 6 hours, filter with suction, recover ethanol from the filtrate under reduced pressure and concentrate to a relative density of 1.04 (50°C), adjust the pH value to 4.7 with saturated sodium carbonate, stir well, let stand for 1 hour, take the supernatant and filter After that, the filtrate was extracted once with 1 / 4 times the amount of ethyl acetate, discarded the ethyl acetate solution, combined the aqueous layer, adjusted the pH value to 1 with hydrochloric acid, and extracted with 1 / 4 times the amount of water-saturated n-butanol Twice, combine the n-butanol solution, w...
Embodiment 3
[0121] Embodiment 3: the preparation of capsule
[0122] Take 100g of Orangus chinensis and 1000g of Erigeron breviscapus, pulverize, mix evenly, decoct with water, filter, and concentrate the filtrate under reduced pressure to form an extract, add conventional excipients for capsules, and prepare capsules according to conventional preparation processes.
[0123] Dosage: Oral: 75mg crude drug / kg body weight / day. It has definite curative effect on kidney disease.
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