86results about How to "Excellent anti-virus" patented technology

The invention belongs to the technical field of functional cellulose fiber, and relates to an isatis root extract, vitamin and protein composite microcapsule, which is used to prepare isatis root cellulose fiber. The preparation method comprises the following steps: adding isatis root extract and vitamins into a water solution of emulsifier, carrying out shearing emulsification to obtain a mixed emulsified solution; adding the mixed emulsified solution into a gelatin solution, then adding an Arabic gum solution, evenly mixing to form stable oil-in-water emulsion; adjusting the pH value, heating and stirring to carry out complex coacervation to obtain suspension liquid; cooling the suspension liquid, adding a curing agent, adjusting the pH value to carry out crosslinking reactions, after reactions, filtering to obtain isatis root extract, vitamin and protein composite microcapsules; adding the composite microcapsules into viscose stock solution to prepare a blended spinning liquid, and carrying out spinning through an adjusted coagulation bath. Through the micro-encapsulation, crosslinking and solidification, the loss of effective component during the processes of spinning and post treatment is reduced, and the prepared viscose has the antivirus and skincare functions.

The invention provides a medicinal composition for treating exogenous fever and process for preparation, wherein the composition is prepared mainly from capsule of weeping forsythia, prepared soybean, mentha, Schizonepeta tenuifolia, Bupleurum root, cape jasmine, rhubarb horsetails, sweet wormwood, radix paeoniae rubrathe, areca-nut, magnolia bark, baikal skullcap root, pinellia tuber and licorice root.

The invention provides a traditional Chinese medicine liquid adhesive bandage. The traditional Chinese medicine liquid adhesive bandage comprises 1-4% of traditional Chinese medicine propolis, 1-20% of film-forming material nitrocellulose, 5-9% of plasticizer plasticizer, 4-8% of flavouring agent lenmon volatile oil, 30-60% of diethyl ether, 3-8% of ethyl acetate, 1-23% of phenylcarbinol and 2-15% of isopropanol. The traditional Chinese medicine liquid adhesive bandage provided by the invention has the following characteristics of being ventilate and waterproof due to a nano-aperture structure; the film-forming time is fast because 30s is needed; furthermore, the odour is faint scent, the traditional Chinese medicine liquid adhesive bandage is antibacterial and antiseptic, regenerated tissues can be protected, the wound healing can be promoted, and the wound infection can be effectively prevented; meanwhile, the traditional Chinese medicine liquid adhesive bandage does not pollute clothes and is good in comfort, and cannot be limited by the wound shape and location, thereby being applicable to the wounds of various sizes.

The invention relates to a method for preparing andrographolide derivatives, and a preparation thereof. The preparation is a salt which consists of Kalii Dethydroandrographolidi Succinas and Adamantanes and has the effect of synergistic interaction. The curative effect of the preparation is better than that of the independent use of Kalii Dethydroandrographolidi Succinas and Adamantanes.

The purpose of the invention is to provide a Pudilan children's antiviral oral pellet gel and a preparation method thereof. The preparation method comprises the following steps: adopting a gel matrix, extracting Radix Scutellariae, Herba Taraxaci, Corydalis bungeana Turcz. and isatis root, preparing pellets by using extracted effective components, and uniformly dispersing the pellets in a gel. The prepared gel can be a solid gel, a semisolid gel or a xerogel. The method effectively covers the bad smell of medicines, solves the mouthfeel problem of the medicines, and allows the sweet oral pellet gel loved by children to be prepared, and the sweet and smooth mouthfeel of the oral pellet gel makes children easily take the medicine. Traditional Chinese medicines are combined with the gel dosage form to improve the children's administration long-term single dosage form, and the oral pellet gel has the efficacies of heat clearing, detoxification, antibiosis and inflammation prevention, and also has the advantages of high content of the effective component, small administrating dosage, stable preparation and good curative effect.

The invention discloses a vitis botanical extractive, its preparation method and its novel usage as an antibacterials synergist, wherein the preparation consists of employing water extraction method, ethanol extraction method and glycerol extraction method to extract grape fruit, grape root, vine, leaf, peel and seeds, obtaining extract, mixing and concentration drying, spray-drying and freeze drying.

The invention aims to disclose a processing method of dry noodles, in which eucommea leaves are capable of being effectively utilized and reducing eucommea rubber, and the dry noodles are low in cost and rich in active substances such as geniposidic acid, and aucubin and nutrient substances such as amino acid, and glucose; the dry noodles can be widely applied to the diet for preventing and treating the high blood pressure. The eucommea leaves are extracted by using an ethanol solution and acid water to obtain an eucommea ethanol extract and an eucommea water extract, then, dry flour is dissolved by using water to form a flour emulsion, and finally, the dry eucommea noodles are obtained through the steps of embedding, vacuum degassing, curing, tabletting and the like. The dry eucommea noodles produced by the invention contain part of chlorogenic acid which is beneficial to the antivirus and diuresis of human bodies and is also beneficial to the storage of the dry noodles; the ultrasonic treatment is adopted so as to be beneficial to the rapid permeability of effective ingredients in the eucommea leaves into a reticular structure of starch and relatively beneficial to the reservation of the effective ingredients; an eucommea leaf extract is added into the flour, so that the influence of the eucommea rubber in eucommea barks to the dry noodles can be completely eliminated.

The invention provides bamboo leaf tea effervescent tablets containing rich anthocyanin. The bamboo leaf tea effervescent tablets are prepared from the following raw materials in parts by weight: 75-80 parts of mangoes, 10-15 parts of bamboo leaf tea, 60-70 parts of grape wine dreg, 60-70 parts of purple sweet potato peels, 8-10 parts of black wolfberry fruits, 25-30 parts of royal jelly, 3-4 parts of palmarosa, 2-3 parts of isatis roots, 2-3 parts of dandelions, 3-4 parts of viola mandshurica and 25-30 parts of proteoglycan. According to the bamboo leaf tea effervescent tablets containing the rich anthocyanin, provided by the invention, the anthocyanin is extracted from wastes including the grape wine dreg, the purple sweet potato peels and the like and the wastes are effectively utilized; the extracted anthocyanin has the effects of resisting radiation, cleaning free radicals in bodies, improving a body circulating system and the like; the mangoes and the like are added so that the palatability of the effervescent tablets is improved and the effervescent tablets have the fruit aroma of the mangoes; and the palmarosa, the isatis roots, the dandelions and the like are added so that the effervescent tablets have the effects of resisting bacteria and resisting viruses.

The invention discloses a fresh-keeping synergist for fresh marine functional spirulina. 100ml of fresh-keeping synergist is prepared by mixing 0.5-3g of marine sulfated galactooligosaccharides (oligomerization carrageenan), 0.5-5g of isomaltose hypgather, 0.1-1g of citric acid, 0.1-1g of Vitamin C, one or multiple of 0.1-0.3g of carboxymethylcellulose, 0.1-0.4g of agar, 0.1-0.3g of sodium hyaluronate and 0.1-0.3g of bacterial cellulose, and the balance of purified water. A specific preparation method comprises the steps of: adding the marine sulfated galactooligosaccharides, the isomaltose hypgather, the citric acid, and one or multiple of the carboxymethylcellulose, the agar, the sodium hyaluronate and the bacterial cellulose into the purified water according to quantity in a formula, then heating for boiling for 20 minutes, standing for cooling, adding the Vitamin C, and mixing to reach a uniform state to obtain the fresh-keeping synergist. When in use, the fresh-keeping synergist provided by the invention is mixed with the fresh spirulina according to the proportion of (1:10)-(3:10). The fresh-keeping synergist not only plays a role in keeping freshness for the cultivated fresh spirulina, but also has the functions of sterilizing, resisting to virus, oxidation and tumor, enhancing immunity, reducing blood sugar and blood fat, promoting growth of intestinal probiotics, improving cardio-cerebral vessels and the like, so that the effect of increasing the spirulina is enhanced.

The invention discloses a preparation method of antiviral regenerated cellulose fibres, and fibres thereof. The preparation method comprises the following steps of: (1), mixing a monovalent copper compound with a carrier, adding a dispersing agent and a stabilizing agent, adjusting pH, then, grinding and mixing, and preparing copper ion antiviral paste; and (2), adding the copper ion antiviral paste and a chelating agent into cellulose spinning gel solution in a double injection manner, and then, spinning, so that the antiviral regenerated cellulose fibres are obtained. The antiviral regenerated cellulose fibres prepared by the invention contain polyvalent copper, can effectively inhibit microbial reproduction for a long time, and have relatively antiviral and antibacterial effects; and the fibres in the invention also can be blended and interwoven with other fibres, and used for producing different types of antiviral and antibacterial textiles.

The invention discloses a blended fertilizer containing seaweed extract as well as a preparation method and application of the blended fertilizer, and belongs to the technical field of blended fertilizers and preparation thereof. The blended fertilizer is prepared from the following raw materials in parts by weight: 100-160 parts of seaweed extract, 190-250 parts of urea, 400-460 parts of diammonium phosphate, 80-150 parts of potassium chloride and 70-130 parts of medium trace element particles, wherein the seaweed extract is obtained by extracting seaweed active substances from seaweed cellsby using a biological enzyme method, and the medium trace element particles are prepared by mixing boron, zinc, calcium oxide and magnesium oxide and extruding the mixture. According to the present invention, the seaweed extract is adopted as the raw material, such that the rich minerals and the rich trace elements in the seaweed are substantially retained, the soil cannot be damaged, the purposesof formulated fertilization and reasonable fertilizer use can be achieved, and the effects of soil structure improving and crop growth and development promoting can be provided.

The invention belongs to the technical field of a feed additive, and discloses a method for producing a compound antibacterial nutrient feed additive by utilizing offal of aquatic products. The method comprises the following steps: using the offal of aquatic products as main raw materials, adding forage plant protein, bran and bagasse ( or rice husk) in an assistant manner, adding natto bacillus NT-6 bacterial strains for solid fermentation, and combining a secondary enzymolysis regulation and control technology, so that the prepared feed additive can be used as a substitute of forage antibiotics and other growth promoting agents so as to improve the production performance, the immunity, the disease resistance and the feed conversion rate of animals; the feed additive can also be used for preventing and treating multiple diseases in the breeding process of the animals. According to the method, the production technology of forage bioactive peptide can be simplified, the product cost can be notably reduced, the efficacies of products are improved, the using range of the products is extended, the added value of the offal is increased, the residue-free discharge and efficient environmental-friendly industrial production of the forage bioactive peptide can be realized, and the healthy sustainable development of breeding industry of the aquatic products is promoted.

The invention discloses blue honeysuckle fruit and blueberry compound juice capable of assisting in improving the human body immunity. The blue honeysuckle fruit and blueberry compound juice comprises the following components, in parts by weight, 80-82 parts of blueberry fruits, 84-86 parts of blue honeysuckle fruits, 12-13 parts of tartaric acid, 10-12 parts of water soluble chitosan, 9-10 parts of trehalose, 11-12 parts of xylitol, 12-13 parts of bamboo leaf flavonoid, 4-5 parts of zinc gluconate and 7-8 parts of iron gluconate. According to the blue honeysuckle fruit and blueberry compound juice capable of assisting in improving the human body immunity, the juice is prepared by matching the blueberry fruits with the blue honeysuckle fruits, the nutrition is rich, and the effects of enhancing the organism immunity, improving the liver function, resisting tumors, reducing blood fat, clearing heat and purging fire, resisting inflammations and viruses and the like are achieved; a nutrient enrichment effect is achieved by adopting the trehalose, the xylitol, the bamboo leaf flavonoid, the zinc gluconate and the iron gluconate; and meanwhile, anthocyanins in the blueberry fruits are matched with a large number of natural red pigments in the blue honeysuckle fruits, so that the compound juice has good color and luster.

The invention relates to a traditional Chinese medicine prescription capable of treating herpes simplex keratitis and reducing recurrence of the herpes simplex keratitis. The traditional Chinese medicine prescription consists of the following components in gram by mass of 9-24g of raw radix astragali, 6-12g of parched bighead atractylodes rhizomes, 9-12g of divaricate saposhnikovia roots, 12-18g of honeysuckle flowers, 9-18g of common bletilla tubers, 3-9g of herba epimedii, 12-24g of dandelions, 9-15g of puncturevine caltrop fruits, 9-18g of radix lithospermi and 6-10g of cicada slough; for people suffering from keratohelcosis, 6-10g of radix stephaniae tetrandrae and 10-15g of radix sophorae flavescentis are additionally added; and treatment is performed based on syndrome differentiation, the components are added or reduced according to the syndromes, the components are decocted, and the traditional Chinese medicine prescription is orally taken. The traditional Chinese medicine prescription is scientific and reasonable, conforms to syndrome differentiation of the traditional Chinese medicine theory, can treat both symptoms and root causes at the same time, can effectively treat the herpes simplex keratitis, can alleviate cornea lesion damage degree, can shorten disease course, can improve sight, can reduce the recurrence rate, can effectively reduce blinding rate and is freefrom toxic and side effects.

The invention belongs to the field of natural product processing, relates to a production technology of selenium enrichment eucommia ulmoides fine dried noodles. According to the preparation technology, the oxidation of effective constituents such as geniposide acid and aucubin is slowed down by adding inorganic selenium, adopting an oyster mushroom fermentation manner, and carrying out flour embedding and vacuum degassing, and the effective constituents are reserved in the noodles at the greatest extent, so that the health care action of the fine dried noodles is greatly enhanced. According to the selenium enrichment eucommia ulmoides fine dried noodles and the preparation technology thereof provided by the invention, part of chlorogenic acid is contained, the anti-virus and diuresis action of a human body is facilitated, meanwhile, the fine dried noodles are beneficial to being preserved, the influence on the taste of the fine dried noodles caused by eucommia ulmoides is effectively improved through oyster mushroom fermentation, the polysaccharide content of the oyster mushroom in the fine dried noodles is also increased, and meanwhile, the content of the organic selenium is also increased.

The invention discloses a fat emulsion food supplement liquid and a preparation method thereof, and relates to the technical field of special medical diet. The technical point is that the fat emulsionfood supplement liquid includes, by mass, 8-15% of refined fish oil, 5-8% of refined linseed oil, 0.1-1.5% of vitamin E, 10-15% of mixed gum, 0.002-0.01% of a preservative, 4-8% of an emulsifier and4-8% of glycerin, with the balance being water. The refined fish oil is prepared by adding invertase into a liquid mixture of ethyl ester type fish oil and glycerol, and heating the mixture in a waterbath at 50-60 DEG C under nitrogen protection for 18-24 h. The fat emulsion food supplement liquid prepared according to the formula has advantages of high contents of effective components, oxidationresistance and stable storage.

The invention discloses a preparing method and application of a Pudilan oral liquid, and belongs to the technical field of traditional Chinese medicine preparation. The oral liquid is prepared by the steps of extracting and concentrating four Chinese herbal medicines of dandelion, isatis root, herba corydalis bungeanae and radix scutellariae to obtain an extract according to a specific process, is made into an oral liquid preparation suitable for taking, effectively covers the drug bad taste, and solves the drug mouthfeeling problem. The extraction method is improved, so the extraction time is shortened greatly; the content of main effective components is increased significantly, the medicine taking dosage is reduced, and the oral liquid has the efficacies of clearing away heat and toxic materials, resisting inflammation, removing swelling and the like, has high content of the effective ingredients, has little taking dosage, and is used for treatment of parotitis, pharyngitis, amygdalitis or furuncle and other diseases. The Pudilan oral liquid is suitable for children to take.

The invention belongs to the technical field of film materials, and particularly relates to an antibacterial flame-retardant polyethylene material and a preparation method thereof, and an antibacterial flame-retardant polyethylene film and a preparation method thereof. The antibacterial flame-retardant polyethylene material provided by the invention comprises the following components in parts by weight: 75-90 parts of polyethylene, 0.1-10 parts of an antibacterial aid, 2-10 parts of a flame retardant, 4-8 parts of nano calcium carbonate, 0.2-1 part of an antioxidant and 1-4 parts of a coupling agent, the antibacterial auxiliary agent is a nano copper oxide-polymer composite material; the flame retardant is a tin-based flame retardant. According to the antibacterial flame-retardant polyethylene material provided by the invention, the polyethylene material is used as a main body, the copper oxide-polymer composite material is added as the antibacterial agent, and the tin-based flame retardant, the nano calcium carbonate, the antioxidant and the coupling agent are matched, so that the preparation of the antibacterial flame-retardant polyethylene material and the film thereof is realized within the range of the mass parts; the material has excellent broad-spectrum and efficient antibacterial, antiviral and flame-retardant properties.

The invention discloses a mixed drink comprising astragalus membranaceus and a preparation method thereof. The mixed drink comprising the astragalus membranaceus comprises the following raw materialsin parts by weight: 70 parts of an astragalus membranaceus extract, 100 parts of red date, 1020 parts of deionized water, 24 parts of honey, 48 parts of white granulated sugar, 0.35-0.4 part of citricacid and 4 parts of CMC-Na. The preparation method comprises the following steps: S1, preparing the astragalus membranaceus extract; S2, preparing a red date extract; S3, preparing an astragalus membranaceus-red date compound drink; and S4, performing vacuum degassing, and filling to obtain the drink. Through use of the astragalus membranaceus and the red date as main raw materials and addition of the honey and other auxiliary materials, the astragalus membranaceus-red date drink is prepared; the astragalus membranaceus-red date drink has fresh aroma of the astragalus membranaceus, is delicious with slight sweetness and sour, enhances the disease resistance and the immunity of a body, regulates the balance of the body, and has the efficacy of tonifying Qi and blood.

The invention provides antibacterial anti-virus dye slurry as well as a preparation method thereof and application thereof. The antibacterial anti-virus dye slurry comprises the following components in parts by weight: 1-10 parts of a modified inorganic antibacterial agent, 2-10 parts of an organic antibacterial agent, 8-15 parts of a super-molecular compound, 1-5 parts of an anti-virus additive,20-40 parts of dyes, 1-5 parts of a dispersing agent, 1-10 parts of a coupling agent, and 35-65 parts of deionized water. The dye slurry has better sterilizing, anti-virus and dyeing effects: the modified inorganic antibacterial agent, the organic antibacterial agent and the super-molecular compound are matched for use, so that the sterilizing effect of dye slurry is improved; and in a fiber product dyeing process, sterilizing and anti-virus additives further can be added into a fiber product, so that the fiber product has better color fastness, and better sterilizing and anti-virus ability.

The invention relates to the technical field of traditional Chinese medicine, and discloses a traditional Chinese medicine composition for treating upper respiratory tract infection. The composition consists of the following raw medicines in weight portion: 2 to 10 portions of Ephedra herb, 2 to 6 portions of crystal soda, 5 to 10 portions of shepherdspurse herb, 4 to 8 portions of Baikal skullcap root, 2 to 10 portions of birthwort, 12 to 16 portions of liquorice, 15 to 20 portions of menthol, 4 to 8 portions of cortex lycii radici, 8 to 12 portions of spine date seeds and 100 to 150 portions of brown sugar. The composition is mainly used for treating upper respiratory tract infection, has the advantages of small toxic and side effects, fast efficacy appearance, fast symptom disappearance and good efficacies, and has functions of resisting viruses, dispelling external-infection wind cold and wind heat and promoting body recovery.

Provided is an ecological bee culture method. The method utilizes a lightweight foam material beehive to culture bees, the foam material beehive uses a foam board as the main body, and a cement paste layer is coated on the surface of the foam board body; the man bodies of the lightweight foam material beehive and a hive cover are made from a foamed plastic material, and the surface of the foamed plastic material is coated with a cement paste hardening layer to form the composite structure beehive with the main body of foam plastic and the surface coated with the cement paste hardening layer; the composite structure beehive is used for bee culture. The beehive uses foam as the main body, and the outer surface of the main body is coated with cement paste to form the foam cement paste beehive main body with the hardened surface; the beehive has the advantages of being warm in winter, cool in summer, moth-proof, disease resistant, habitable and durable in use, promotes the reproduction, saves wood resources, and achieves ecological bee culture.

The invention provides a preparation method of a Dicranostigma leptopodum extract perfusate. The method comprises the following steps: adding water to a Dicranostigma leptopodum extract, decocting, mixing filtrates, and concentrating to obtain a concentrate; and extracting with ethanol, removing ethanol, adding benzyl alcohol and Tween-80 to the above obtained ethanol removed medicinal liquid, adding injection water to a full dose, and sterilizing to obtain the Dicranostigma leptopodum extract perfusate. The invention also provides an application of the perfusate in the preparation of medicines for treating cow mastitis. The Dicranostigma leptopodum extract perfusate adopting the Dicranostigma leptopodum extract as an effective component has very good heat clearing, detoxifying, bacterium resisting, inflammation eliminating and virus resisting effects. The perfusate is a pure traditional Chinese medicinal preparation, contains no chemical components, and is in favor of the safety of dairy products. Products produced through extraction and preparation integrated production have the advantages of stable properties and controllable quality, and are in favor of industrial production. The perfusate has the advantages of definite effect, no residual or toxic side effects, and realization of use in the lactation period as an effective medicine for treating clinic mastitis of cows, and becomes a good substitute of antibiotics.

The invention provides a gene of the chicken gamma interferon protein, wherein after being mutated by nucleotide, the gene can be used for efficiently expressing soluble chicken gamma interferon protein in escherichia coli; a sequence of the gene is SEQ ID NO:1. By changing the chicken gamma interferon gene sequence, the soluble expression of the chicken gamma interferon protein in the escherichia coli is realized. The expression product is a soluble protein in cytosol, and has the biological activity of the natural chicken gamma interferon protein. The invention also provides an inducible expression process of the engineering bacteria. According to a cytopathic effect inhibition test, a chicken embryo virus inhibition test, an immunological enhancement test, and an animal attacking protection test, the expressed chicken gamma interferon protein is proven to have good antiviral activity and immune enhancement activity.

The invention provides a feed additive for preventing and treating diseases and capable of substituting antibiotics and having the advantages of stable and reliable effect and fast effect, and a preparation method of the feed additive, and relates to the field of animal feed additives. The feed additive is prepared from a traditional Chinese medicine formula and molasses through a compound enzymeenzymolysis process, and has the functions of resisting bacteria and viruses and regulating and repairing immunity, regulating intestines and promoting growth, improving the aroma and palatability oftraditional Chinese medicines and the like, and can effectively solve the defects of the prior art of easy residue in livestock and poultry, generation of drug resistance, potential hazard to the foodsafety of human and the like.

The invention discloses a broiler anti-vaccine immune stress agent and application thereof. The stress agent is prepared from, by mass, 2.5% to 5% of rhizoma curcumae longae, 2% to 4% of astaxanthin,2.5% to 5% of Isomaltooligosaccharide, 2.5% to 5% of threonine, 2% to 3% of methionine, 1% to 1.5% of compound multi vitamin and 76.5% to 87.5% of a carrier. The aim of the stress agent can also be achieved by preparing functional complete feed or concentrates and premix of broiler anti-vaccine immune stress. The body immune function can be enhanced by relieving neuroendocrine disorder, improvingthe multiplication capacity of splenic lymphocyte, reducing lymphocyte of the splenic lymphocyte and remarkably improving the antibody level of broilers subjected to vaccine immunity, the appetite ispromoted, and the growth performance is improved. The method is convenient for preparation use, and suitable for large-scale production.

The invention discloses antibacterial skincare liquid soap. The antibacterial skincare liquid soap comprises, by weight percentage, 8-15% of fatty acid methyl ester sodium sulfonate, 5-10% of sodium cocoyl isethionate, 3-8% of dodecyl ethyoxyl sulphobetaine, 3-7% of plant essential oil, 0.05-0.2% of pH regulator, 5-10% of wetting agent, 0.05-0.1% of thickening agent, 0.05-0.1% of chelating agent and the balance deionized water. The antibacterial skincare liquid soap has the advantages that raw materials used by the antibacterial skincare liquid soap are safe and nontoxic and good in stability;by the 'synergistic effects' of multiple components, the liquid soap has a high sterilizing effect and has a moisturizing and skincare function.

The invention relates to a manufacturing technique of eucommia ulmoides packaged noodles. The packaged noodle processing method fully utilizes the method that the conventional packaged noodle manufacturing process is carried out after eucommia ulmoides leaves embedded in flour emulsion subjected to vacuum degassing, so as to effectively utilize the eucommia ulmoides leaves and achieve low cost; rich nutrients such as amino acid and glucose are provided, and the effective ingredients of eucommia ulmoides are increased.

The invention discloses a chrysanthemum Canarium album tea and a making method thereof. The chrysanthemum Canarium album tea is composed of main raw materials and auxiliary materials. Specifically, the main raw materials comprise, by weight: 8-15 parts of chrysanthemum, 5-10 parts of Canarium album, 2-8 parts of Forsythia suspensa, 1-5 parts of cortex moutan, 1-6 parts of honeysuckle, 0-5 parts of Cortex Lycii, and 1-5 parts of licorice. With good efficacy of clearing away heat and toxic materials, clearing liver and improving vision, eliminating toxin and diminishing inflammation, alleviating pain, resisting viruses, clearing and nourishing throat, the tea has definite curative effects, is convenient to drink and carry. Thus, a good drug for clinical prevention and treatment of chronic pharyngitis is provided, and the tea is worthy of popularization and application.

The invention belongs to the technical field of biology and discloses a method for synthesizing glycyrrhizic-acid-based nanoparticles (GANPs) through a hydrothermal method and application of the GANPs in anti-inflammatory and antiviral combined action on COVID-19. According to the method, the nanoparticles are synthesized through the hydrothermal method based on an active ingredient (glycyrrhizic acid) of Chinese herbal medicines. The method is simple in principle, rapid in method, simple in operation, low in cost and easy to popularize; and the synthesized nanoparticles play a role in improving biocompatibility of a raw material glycyrrhizic acid and meanwhile have very good antiviral and anti-inflammatory combined treatment actions on the COVID-19. According to the method, the nanoparticles are applicable to relieving of excessive inflammatory reactions caused by SARS-CoV-2, so that a nanoparticle prodrug with very good antiviral and anti-inflammatory combined treatment actions is provided for the COVID-19 based on the existing technologies.