Method of preparing Changyanning pills and the quality control method
A technology of Changyanning Tablets and Dijincao, which is applied in the field of preparation of Changyanning Tablets, can solve the problems of drugs with no obvious advantages, achieve product quality control and avoid volatilization
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Embodiment 1
[0023] Dijin grass 950g Yellow hair ear grass 1333.33g Camphor root 950g
[0024] Alligator 516.67g Maple leaves 516.67g
[0025] Take 90g each of Dijincao and Pansyria, grind them into fine powder respectively, pass through a 100-mesh sieve, stir-fry Dijincao until it becomes light brown, mix it with Pansyria powder, and set aside; Eargrass, camphor tree roots, maple leaves, add water to decoct twice, add 9 times the amount of water each time, 2 hours each time, filter, combine the filtrate, concentrate under reduced pressure to a relative density of 1.15 when measured at 80°C, and let it cool , mix with above-mentioned fine powder and starch 50g, dry, pulverize into fine powder, granulate, dry, get camphor 1g, dissolve with 95% ethanol, spray in the granule, magnesium stearate 2.2g, press into 1000 tablets, Coated, that is.
[0026] HPLC
[0027] Chromatographic conditions and system suitability test use octadecylsilane bonded silica gel as filler; methanol-0.05% phosphor...
Embodiment 2
[0032]Dijin grass 977.78g Yellow hair ear grass 293.33g Camphor root 977.78g
[0033] Elsevieria 508.89g Maple leaves 508.89g
[0034] Take 70g each of Dijincao and Lemongrass, crush them separately, pass through a 80-mesh sieve, stir-fry Dijincao until it becomes light brown, mix it with Lemongrass powder, and set aside; take the remaining part of the above-mentioned two medicinal materials and the remaining part of the above-mentioned two-flavored medicinal materials and the yellow hair ear, Camphor tree roots and maple leaves were decocted twice with 10 times the amount of water, the first time was 2.5 hours, the second time was 2 hours, filtered, the combined filtrates were concentrated under reduced pressure until the relative density measured at 80°C was 1.20, Let it cool, mix with the above-mentioned fine powder and 60g of dextrin, dry, pulverize, granulate, dry, take 1.5g of camphor oil, dilute with 95% ethanol, spray into the granules, add 3g of talcum powder, press i...
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