Application of traditional Chinese medicine composition in preparation of drug for preventing and treating novel coronavirus and liver injury
A coronavirus and composition technology, applied in the field of medicine, can solve problems such as life and health hazards of patients, achieve the effects of improving the cure rate, reducing serum transaminases, and improving liver function
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Embodiment 1
[0022] Preparation of Chinese medicine composition:
[0023] (1) The preparation method of the traditional Chinese medicine composition is as follows: take 833.3 parts of Caulis sinensis and 833.3 parts of Spring Bupleurum in parts by weight and add 10 times the amount of water, steam distillation and extraction for 2 hours, collect the oil layer, the aqueous solution and the medicine residue after distillation , With 266.7 parts of Sophora flavescens and 625 parts of Daqing Ye, add 10 times the amount of medicinal material to decoct and extract twice, 1 hour each time, combine the decoction and concentrate, add ethanol to refrigerate, filter, recover ethanol, and add appropriate amount Water, refrigerate and filter to obtain the extract;
[0024] (2) Take 333.3 parts of rhubarb, add 8 times the amount of water, decoct and extract twice, 1 hour each time, combine the decoction and concentrate, add ethanol to refrigerate, filter, recover ethanol, add appropriate amount of water, ref...
Embodiment 2
[0026] Example 2 In vitro antiviral activity experiment of traditional Chinese medicine composition against common coronavirus HcoV-229E and 2019 new coronavirus SARS-Cov-2
[0027] 1. Experimental method
[0028] 1.1. VERO E6 cell (African green monkey kidney cell line) toxicity test (MTT method)
[0029] The 96-well plate monolayer cells were washed once with PBS, the supernatant was discarded, and 100 μL of the extract of the traditional Chinese medicine composition of Example 1 diluted in two-fold gradient was added to each well. Add an equal volume of culture medium to each well of the blank control group and normal cell group, at 34°C, 5% CO 2 Cultivate for 2-5d under conditions. Subsequently, 20 μL of MTT solution with a concentration of 5 mg / mL was added to each well, and the incubation continued for 4 hours. Discard the supernatant, add 100 μL DMSO to each well, and shake at low speed for 5 minutes to fully melt the crystals. Measure the absorbance value on a 490nm enzyme...
Embodiment 3
[0037] ○Example 3 Observation on the curative effect of anti-new coronavirus liver injury
[0038] 1. Case selection:
[0039] A collection of 20 confirmed cases of new coronavirus (SARS-CoV-2) (10 males and 10 females, aged 27-67 years, average age 51±1.5 years), all of them tested positive for 2019-nCoV nucleic acid, of which 14 cases Mild symptoms, 6 cases of mild symptoms. CT of 20 patients showed patchy ground glass shadows under the pleura of both lungs, thickened texture of both lungs, and enlarged liver. Biochemical indicators showed serum transaminase (ALT higher than 180U / L, AST higher than 210U / L) and increased bilirubin (higher than 60μmol / L), lymphocytes and lymphocyte percentages were significantly lower than normal, blood oxygen Level 70 to 90%.
[0040] 2. Treatment methods:
[0041] In addition to basic oxygen supply and vital signs nutritional maintenance treatment, 20 cases were given orally the granules prepared in Example 1 of the present invention, 2 bags (4 g...
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