Use of penthorum chinense pursh extract in preparing medicines for treating hepatitis c
A technology of extracting and treating hepatitis C from yellow grass, which is applied in the direction of drug combination, medical formula, plant raw materials, etc., can solve the problems of not treating and preventing hepatitis C with yellow grass, and achieve good preventive or therapeutic effect
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Embodiment 1
[0027] (1) Take C. chinensis, remove the silt, impurities, moldy products and non-medicinal parts (roots) in the medicinal material of C. sativa, and obtain the pure medicinal material. Cut the above-mentioned clean medicinal materials of Huangcao into short sections (0.5-2.0 cm) to obtain decoction pieces of Huangcao, and put them into the extraction tank. Add 12 times the amount of purified water for the first time, decoct and extract for 2 hours, and filter while hot; add 10 times the amount of purified water for the second time, decoct and extract for 1 hour, and filter while hot; add 8 times the amount of purified water for the third time Purified water, boil and extract for 1 hour, filter while hot. The three filtrates were combined.
[0028] (2) Concentration: Concentrate the combined filtrate after decoction to a mixture with a relative density of 1.05 to 1.09 measured at 60°C to 70°C, and process it by centrifugation.
[0029](3) Alcohol precipitation: Put the...
Embodiment 2
[0032] (1) Take C. chinensis, remove the silt, impurities, moldy products and non-medicinal parts (roots) in the medicinal material of C. sativa, and obtain the pure medicinal material. Cut the above-mentioned clean medicinal materials of Huangcao into short sections (0.5-2.0 cm) to obtain decoction pieces of Huangcao, and put them into the extraction tank. Add 15 times the amount of purified water for the first time, decoct to extract for 2 hours, and filter while it is hot; add 12 times the amount of purified water for the second time, decoct and extract for 1 hour, and filter while it is hot; add 10 times the amount of purified water for the third time Purified water, boil and extract for 1 hour, filter while hot. The three filtrates were combined.
[0033] (2) Concentration: Concentrate the combined filtrate after decoction to a mixture with a relative density of 1.09 to 1.12 measured at 60 to 70°C, and process it by centrifugation.
[0034] (3) Alcohol precipitation:...
Embodiment 3
[0037] (1) Take C. chinensis, remove the silt, impurities, moldy products and non-medicinal parts (roots) in the medicinal material of C. sativa, and obtain the pure medicinal material. Cut the above-mentioned clean medicinal materials of Huangcao into short sections (0.5-2.0 cm) to obtain decoction pieces of Huangcao, and put them into the extraction tank. For the first time, add 18 times the amount of purified water, decoct and extract for 2 hours, and filter while it is hot; add 12 times the amount of purified water for the second time, decoct and extract for 1 hour, and filter while it is hot; add 8 times the amount of purified water for the third time Purified water, boil and extract for 1 hour, filter while hot. The three filtrates were combined.
[0038] (2) Concentration: Concentrate the combined filtrate after decoction to a mixture with a relative density of 1.02 to 1.05 measured at 60 to 70°C, and process it by centrifugation.
[0039] (3) Alcohol precipitation...
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