Extract of traditional Chinese medicine composite with anti-allergy effect, and application of extract
A composition and extract technology, which is applied to the extract of traditional Chinese medicine composition with anti-allergic effect and its application field, can solve the problems of irritation, safety risk, general anti-allergic effect, etc. anti-allergic effect
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Embodiment 1
[0014] Example 1 Preparation of traditional Chinese medicine composition (I) and its extract
[0015] Take 25g of white fresh skin, 15g of comfrey, 20g of Fangfeng, 15g of angelica, 15g of Polygonatum odoratum, 10g of licorice, grind them, mix them evenly, add 1L of ethanol with a mass fraction of 70%, heat and reflux for extraction twice, each time for 1.5h, and combine The extract was concentrated under reduced pressure at 60°C until there was no alcohol smell, and then purified on an AB-8 macroporous resin column, and the eluted part with a mass fraction of 70% ethanol was collected, concentrated under reduced pressure to obtain 60mL concentrated solution, and then added 40mL Butanediol was filtered to obtain the extract of 100mL of Chinese medicine composition, its solid content was 9.6%, and the pH value was 5.84.
[0016]
Embodiment 2
[0017] Example 2 Preparation of traditional Chinese medicine composition (Ⅱ) and its extract
[0018] Take 20g of white fresh skin, 12g of comfrey, 18g of Fangfeng, 14g of angelica, 20g of Polygonatum odoratum, 16g of licorice, grind them, mix them evenly, add 1.2L of ethanol with a mass fraction of 60%, heat and reflux for three times, each time for 1h, and combine the extractions solution, concentrated under reduced pressure at 60°C until there is no alcohol smell, then purified on an AB-8 macroporous resin column, collected ethanol eluting fractions with a mass fraction of 70%, concentrated under reduced pressure to obtain 50mL concentrated solution, and then added 50mL Butanediol was filtered to obtain the extract of 100mL Chinese medicine composition, its solid content was 10.5%, and the pH value was 5.92.
[0019]
Embodiment 3
[0020] Example 3 Preparation of traditional Chinese medicine composition (Ⅲ) and its extract
[0021] Take 22g of white fresh skin, 15g of comfrey, 17g of Fangfeng, 13g of angelica, 16g of Polygonatum odoratum, 17g of licorice, grind them, mix them evenly, add 1.5L of ethanol with a mass fraction of 50%, heat and reflux twice, each time for 1.5h, Combine the extracts, concentrate under reduced pressure at 60°C until there is no alcohol smell, and then purify on a D101 macroporous resin column, collect the eluting fraction with a mass fraction of 60% ethanol, concentrate under reduced pressure to obtain 80 mL of concentrated solution, and then add 20 mL of butane Glycol, filtered, the extract of 100mL Chinese medicine composition is obtained, and its solid content is 9.8%, and pH value is 5.71.
[0022]
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