Anti-gout gel agent and preparation method and application thereof
A gel and anti-gout technology, applied in anti-inflammatory agents, non-central analgesics, pharmaceutical formulations, etc., can solve the problem of single treatment of medicinal materials, achieve the goal of reducing joint swelling, reducing the increase ratio, and prolonging the pain threshold Effect
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Embodiment 1
[0048] Anti-inflammatory activity of amaranth extract.
[0049] 1 Experimental method
[0050] 1.1 Preparation of Amaranthaceae Extract Layer
[0051] Firstly, the undried plants of Amaranthaceae were crushed with a superfine pulverizer, weighed 500g, extracted with 10 times the amount of 95% ethanol, and refluxed in a constant temperature water bath at 80°C, once for 2 hours, and extracted 3 times in total. Collect the extract and concentrate it to 400mL with a rotary evaporator at 60°C, then extract it with petroleum ether 1:1, then remove the lower layer (that is, the upper layer is petroleum ether layer) and continue to extract with ethyl acetate 1:1, After stratification, the lower layer is the water layer, and the upper layer is the ethyl acetate layer. The three groups of extracts extracted above were selected to continue the following experiments.
[0052] 1.2 The effect of each extraction layer on the mouse ear swelling and inflammation model induced by xylene
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Embodiment 2
[0073] Study on the technology of amaranth extract gel.
[0074] 1 Experimental method
[0075] 1.1 Research on water layer extraction process
[0076] 1.1.1 Orthogonal test method to optimize the extraction process of water layer extract
[0077] (1) Water layer: it is obtained by sequentially extracting and extracting according to the orthogonal test, and the content is determined as required.
[0078] (2) Orthogonally take the total flavonoid content, total alkaloid content, and water layer yield score as indicators, and adopt the three-item comprehensive scoring method. Scoring criteria: the highest total flavonoid content is 35 points; the highest total alkaloid content is 35 points; the highest water layer yield is 30 points, and the total score is calculated by accumulating the three scores.
[0079] This experiment uses the method of water-alcohol water-bath reflux extraction, with the number of times of extraction, the concentration of ethanol, the amount of ethano...
Embodiment 3
[0179] Anti-inflammatory and analgesic effects of anti-gout gel on rats with acute gouty arthritis.
[0180] 1 Experimental method
[0181] 1.1 Animal feeding conditions
[0182] SPF-grade Wistar rats, female, weighing 180-200 g, were provided by Changchun Yisi Experimental Animal Technology Co., Ltd., and the breeding hygiene license number is SCXK (Ji)-2016-0003. Raise in separate cages, the room temperature is 22-24°C, food and drink are free, and the litter is replaced regularly.
[0183] 1.2 Establishment of acute gouty arthritis model and administration in groups
[0184]Rats were first anesthetized and anesthetized by intraperitoneal injection of 40 mg / kg sodium pentobarbital. The experiment refers to Coderre TJ (Coderre TJ, Wall PD. Ankle joint orate arthritis in rats: an alternative animal model of arthritis to that produced by Freund's adjuvant [J]. Pain. 1987 (28): 379-393.) and improved Chen's method (Chen Wenzhao, Guan Shiliang. Effect of Fangji Huangmao Wujie...
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