Eupatorium clenbuterol preparation capable of preventing and treating respiratory diseases of livestock and poultry and production technique thereof
A production technology and respiratory technology, which is applied in the field of preparation of new preparations of Chinese patent medicines, can solve problems such as patient restrictions, achieve the effects of complete extraction, enhanced body antibacterial, and broad market prospects
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specific Embodiment approach 1
[0027]Take 500g of Peilan, Scutellaria baicalensis, Forsythia, Platycodon grandiflorum, and licorice medicinal materials, chop them up, add water and reflux to extract twice, add 8 times the amount of water for the first time, add 6 times the amount of water for the second time, extract for 1 hour each time, and then The obtained extracts were combined and filtered, and the extracts were concentrated under reduced pressure to 500 mL. At this time, the crude drug content in the concentrate was 1.0 g / mL, and then ethanol was added to make the alcohol content in the concentrate reach 60%, and it was allowed to stand for 24 hours. Filtrate, concentrate the filtrate under reduced pressure, dry to a thick paste, add sucrose powder, dry, pulverize, and pack to obtain Perrin powder.
specific Embodiment approach 2
[0028] Specific embodiment two: take 1000g of Peilan, scutellaria baicalensis, forsythia, platycodon grandiflorum, and licorice decoction pieces, add water and decoct 3 times, decoct for 5h, 3h, and 2h respectively each time, combine the obtained extracts, filter, and concentrate at normal pressure to 2000mL, at this time, the crude drug content in the concentrated solution is 2.0g / mL, then add chitin solution, let it stand for 12h to filter, then concentrate the filtrate under reduced pressure, dry under reduced pressure to obtain a dry extract, add starch, carboxymethyl cellulose Vegetarian sodium auxiliary material, the granules are prepared by dry granulation, and the Peilan granules are obtained after packaging.
specific Embodiment approach 3
[0029] Specific embodiment three: get Peilan, scutellaria baicalensis, forsythia, Platycodon grandiflorum, Radix Glycyrrhiza L00kg, add water decoction 5 times, decoct respectively 2h, 2h, 1h, 1h, 1h each time, the gained extract is combined, filtered, and then Concentrate to 1000L under normal pressure. At this time, the crude drug content in the concentrated solution is 1.5g / mL. The concentrated solution passes through a macroporous resin column, elutes with 50-95% ethanol, collects the eluate, and then concentrates the eluate under reduced pressure. To a thick paste, spray-dry to powder, add dextrin and low-substituted hydroxypropyl cellulose auxiliary materials, and dry granulate to obtain a granule equivalent to 12g of raw medicinal material per gram of granule, and finally pack to obtain Perrin granules.
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