Natural pharmaceutical composition and preparation method thereof
A technology of natural medicine and composition, applied in the direction of drug combination, pharmaceutical formula, antineoplastic drugs, etc.
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[0035] The first step: preparation of various extracts
[0036] (1) Preparation of concentrated extract of Piper longum clove decoction
[0037] According to the compatibility ratio of 1-4:1, take longum longum and cloves, soak in distilled water, heat and decoct, filter, add distilled water to the dregs, soak, decoct, and filter in the same way, mix the two filtrates, heat and concentrate, and ultrafilter Membrane filtration, drying under reduced pressure, that is.
[0038] (2) Preparation of ethanol extract of Piper longum
[0039] Take longicorns, dry, crush, sieve, soak in 7-10 times ethanol for 12 hours, filter to get the clarified solution, continue to soak the residue for 12 hours, combine the two filtrates, centrifuge at 3000rpm for 15 minutes, separate the supernatant, evaporate to dryness in a water bath and concentrate , and then dried under reduced pressure into a dry extract, crushed, and passed through a 100-mesh sieve.
[0040] (3) Preparation of clove ethano...
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