Composition of drug extract for eliminating face acne marks and preparation method of composition
A composition and extract technology, applied in the field of pharmaceutical compositions and their preparation, can solve problems such as unsatisfactory effects, and achieve remarkable effects.
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Embodiment 1
[0119]At room temperature, take 10 kg each (total 100 kg) of chrysanthemum chrysanthemum, blue skyflower, flying grass, iron wood knife, lychee grass, oregano, stretching grass, lime, tin leaf vine, and snake aconite, with a volume concentration of 70 600 kg of ethanol soaking and extracting, the soaking time is 24 hours, and the residue is extracted by soaking in 600 kg of ethanol with a volume concentration of 70% for 24 hours, then the soaked solutions are combined, filtered through a 200-mesh filter screen, concentrated under reduced pressure for 20 times, and then put the concentrated solution on the macroporous resin, and elute with ethanol with a volume concentration of 50%, and the collected eluate contains the active ingredients required in the prescription of the present invention, that is, the pharmaceutical composition.
Embodiment 2
[0121] At room temperature, take 9 kg each (total 90 kg) of chrysanthemum chrysanthemum, blue skyflower, flying grass, iron wood knife, lychee grass, oregano, stretching grass, lime, tin leaf vine and snake aconite, with a volume concentration of 50 1200 kg of ethanol soaking and extracting, the soaking time is 24 hours, and the residue is extracted by soaking 1200 kg of ethanol with a volume concentration of 50% for 24 hours, and then the soaked solutions are combined, filtered through a 200-mesh filter, and concentrated under reduced pressure for 40 times, then put the concentrated solution on the macroporous resin, and elute with ethanol with a volume concentration of 40%, and the collected eluate contains the active ingredients required in the prescription of the present invention, that is, the pharmaceutical composition.
Embodiment 3
[0123] At room temperature, take 11 kg each (total 110 kg) of chrysanthemum chrysanthemum, blue skyflower, flying grass, iron wood knife, lychee grass, oregano, stretching grass, rock orange, tin leaf vine and snake aconite, with a volume concentration of 80 1000 kg of ethanol soaking and extracting, the soaking time is 24 hours, and the residue is extracted by soaking 1000 kg of ethanol with a volume concentration of 80% for 24 hours, then the soaked solutions are combined, filtered through a 200-mesh filter, concentrated 25 times, and then Put the concentrated solution on the macroporous resin, elute with ethanol with a volume concentration of 60%, and the collected eluate contains the active ingredients required in the prescription of the present invention, that is, the pharmaceutical composition.
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