Areca nut cataplasm, preparation method and application thereof
A kind of technology of poultice and betel nut, which is applied in the field of betel nut poultice and its preparation, and achieves the effect of improving medicinal value
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Embodiment 1
[0032] The preparation of embodiment 1 betel nut extract
[0033] The betel nut decoction pieces used in this example are produced in Hainan Province, and sliced raw betel nut decoction pieces can be purchased from Kangmei Pharmaceutical Co., Ltd.
[0034] Areca nut extract taken as follows
[0035] Group 1: Areca nut extract
[0036] Get 5000 grams of betel nut decoction pieces, add 75% ethanol to reflux and extract twice, add 10 times the concentration of 75% ethanol according to the weight of the decoction pieces for the first time, reflux for 1 hour, filter and separate the filtrate; add the second time according to the weight of the decoction pieces 8 times the concentration of 75% ethanol, reflux for 0.5 hours, filter and separate the filtrate. The filtrates were combined, and the filtrate was concentrated under reduced pressure to a density of 1.05 g / mL for later use.
[0037] Group 2: Areca nut extract
[0038] Get 5000 grams of betel nut decoction pieces, add ...
Embodiment 2
[0041] The preparation of embodiment 2 areca nut cataplasm
[0042] Take an appropriate amount of carbomer (940), add water to fully swell before use, and make a 5% gel.
[0043] according to figure 1 with figure 2 The described flow process prepares betel nut cataplasm.
[0044] The materials used in this embodiment are as follows:
[0045] Group 4: betel nut cataplasm
[0046] Skeleton material: 50 parts of sodium polyacrylate (ViscomateNP-700); (American International Specialty Company)
[0047] Cross-linking agent: 2 parts of aluminum glycolate; (American International Specialty Company)
[0048] 20 parts of propylene glycol; (Tianjin Fuyu Fine Chemical Co., Ltd.)
[0049] Excipient: 20 parts of Carbomer (940); (Beijing Haidianhui Fine Chemical Factory)
[0050] Adhesive: 40 parts of polyvinylpyrrolidone; (Tianjin Damao Chemical Reagent Factory)
[0051] Moisturizing agent: 300 parts of glycerin; (Tianjin Damao Chemical Reagent Factory)
[0052] Cross-linking m...
Embodiment 3
[0073] The quality inspection of embodiment 3 betel nut cataplasm
[0074] 1) Agilent1260Infinity High Performance Liquid Chromatograph (Agilent Technologies, Inc., USA)
[0075] 2) Chromatographic conditions and system suitability experiment Chromatographic column: DiamonsilC18 (4.6mm×200mm, 5μm); mobile phase: 0.1% triethylamine aqueous solution (adjust pH to 6.5 with phosphoric acid)-[methanol-acetonitrile (20:30)] (73:27); flow rate 1.0ml / min; detection wavelength 215nm; injection volume 20μl. The number of theoretical plates should not be less than 4000 based on the calculation of the arecoline peak.
[0076] 2) Preparation of reference substance solution Precisely weigh about 25.0325 mg of arecoline hydrobromide reference substance, put it in a 25ml volumetric flask, add 0.001mol / l phosphoric acid solution to dissolve and dilute to the mark, shake well, and obtain.
[0077] 3) Preparation of standard curve Precisely measure 200μl, 600μl, 1000μl, 2000μl, 6000μl and 80...
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