31 results about "Peucedanum" patented technology

The utility model discloses a mud removing device for fresh processing of peucedanum praeruptorum in the technical field of traditional Chinese medicine processing, which comprises a case, a conveying net cylinder penetrates through the inside of the case, at least one group of marl negative pressure components is mounted at the top of the case, and a mud block collecting component is mounted at the bottom of the case. According to the peucedanum praeruptorum conveying device, the conveying net cylinder located in the machine box drives peucedanum praeruptorum to be overturned and conveyed, in the conveying process, marl on the surface of the peucedanum praeruptorum is separated, the marl negative pressure assembly continuously exhausts air upwards, and the marl located inside and outside the conveying net cylinder can be extracted out of the machine box to be collected; and heavy mud blocks fall into the mud block collecting assembly from the bottom of the machine box to be collected, so that the problem that mud removal of the radix peucedani is not thorough due to the fact that marl in the conveying net cylinder is too heavy can be avoided, and it can be guaranteed that the processing environment cannot generate large air pollution.

The utility model provides an automatic collection traction type peucedanum praeruptorum dunn harvester which comprises a rack, an excavating device, a vibrating device, a soil crushing device, a conveying device, a transmission device and a hydraulic system, and further comprises a collection device connected to the rear end of the rack, the collection device comprises an opening which is through front and back, and a movable rear cover is arranged at the position of the opening in the rear side. When the rear cover covers the conveying device, a containing space with an opening in the front end is formed, the opening in the front end faces the conveying device, and the collected peucedanum praeruptorum dunn is contained in the containing space. According to the peucedanum praeruptorum dunn harvester, the collecting device is arranged, peucedanum praeruptorum dunn is conveniently collected, the collected peucedanum praeruptorum dunn is collected in the collecting box through the collecting device, manual picking is not needed, when the collecting box is filled with the peucedanum praeruptorum dunn, the hydraulic system works, the harvested peucedanum

The utility model belongs to the field of medicinal material drying equipment, and particularly relates to an efficient peucedanum praeruptorum medicinal material drying device which comprises a machine box, a supporting cylinder and a rotating cylinder are installed in a drying cavity of the machine box, a plurality of supporting guide rails which are evenly arranged along the circumference are installed on the inner wall of the supporting cylinder, and the rotating cylinder is located on the inner side of the supporting cylinder and makes contact with the supporting guide rails. A front cover covering an opening in the front side of the drying cavity is hinged to the machine box, a rear cover covering an opening in the rear side of the drying cavity is installed on the machine box, a transmission frame is rotationally connected into the rear cover, a transmission key is arranged on the transmission frame, a transmission groove matched with the transmission key is formed in the bottom of the rotating cylinder, and a large number of ventilation holes are formed in the rotating cylinder. According to the peucedanum praeruptorum dunn drying machine, the rotating cylinder can move in the machine box in the axis direction, when a worker puts in or takes out a peucedanum praeruptorum dunn medicinal material, the rotating cylinder can be dragged out of the machine box, and feeding and discharging are easy and convenient.

The present invention discloses the use of a traditional Chinese medicine composition in the preparation of a drug for preventing or treating diabetic cardiomyopathy. The traditional Chinese medicine composition of the present invention is composed of notopterygium root, angelica dahurica, Poria cocos, saposhnikovia root, schizonepeta tenuifolia, ligusticum wallichii, chuanxiong rhizome, platycodon grandiflorum, bupleurum root, peucedanum chinense, fructus aurantii, and liquorice. Pharmacodynamic experimental results show that the traditional Chinese medicine composition of the present invention can reduce serum creatine kinase isoenzyme (CK-MB) and lactate dehydrogenase (LDH) levels, and can significantly improve diabetic myocardial cell damage; reduce cardiac index, improve myocardial hypertrophy and left ventricular remodeling, and has the effect of preventing and treating diabetic cardiomyopathy.

This invention provides a traditional Chinese medicine composition for clearing the lungs and relieving asthma, its granules, and their applications, relating to the field of traditional Chinese medicine technology. The traditional Chinese medicine composition for clearing the lungs and relieving asthma of this invention is prepared from the following raw materials in the indicated weight proportions: Ephedra 8-12g, Earthworm 8-12g, Bitter Apricot Kernel 8-12g, Mulberry Bark 8-12g, Coltsfoot Flower 13-18g, Stemona 13-18g, Platycodon Root 8-12g, Prepared Pinellia Rhizome 8-12g, Tangerine Peel 8-12g, Ginkgo Root 8-12g, Scutellaria Root 13-18g, Perilla Seed 13-18g, Trichosanthes Peel 25-35g, Peucedanum Root 8-12g, and Belamcanda Rhizome 8-12g. The traditional Chinese medicine formula provided by this invention has good clinical efficacy in treating chronic obstructive pulmonary disease, with high clinical control and efficacy rates, and a high overall effective rate.

The invention relates to a traditional Chinese medicine composition for treating children with heat expectoration and excessive phlegm, a preparation and a preparation method thereof. The traditional Chinese medicine composition is prepared from 5-8 parts of cortex lycii radicis, 5-8 parts of cortex mori radicis, 8-10 parts of herba houttuyniae, 5-10 parts of pericarpium trichosanthis, 8-10 parts of bulbus fritillariae thunbergii, 5-8 parts of semen armeniacae amarae, 5-8 parts of radix peucedani, 5-6 parts of semen lepidii, 5-8 parts of radix scutellariae, 10-12 parts of poria cocos, 3-5 parts of radix glycyrrhizae and 1-3 parts of stevia rebaudiana. The traditional Chinese medicine composition can be prepared into various medicinal preparations according to a conventional process, and the composition and the preparations thereof have good curative effects on symptoms such as lung heat, excessive phlegm and cough of children.

The invention discloses a traditional Chinese medicine composition for treating acute tracheobronchitis, which is prepared from the following raw materials in parts by weight: 9-15 parts of semen lepidii, 9-15 parts of honey-fried radix asteris, 9-15 parts of fried fructus perillae, 9-12 parts of radix peucedani, 9-12 parts of cynanchum glaucescens, 9-15 parts of bulbus fritillariae thunbergii, 9-15 parts of folium eriobotryae and 15-30 parts of rhizoma phragmitis. By scientific compatibility of the traditional Chinese medicine raw materials, clinical symptoms of patients with acute tracheobronchitis can be effectively relieved, the cough and expectoration times of the patients are reduced, and the duration time of the cough and expectoration symptoms is shortened. The traditional Chinese medicine composition is free of toxic and side effects, and has the advantages of being good in curative effect, fast in effect taking, strong in medicine effect, not prone to relapse and the like in the aspect of treating acute tracheobronchitis.

The present invention discloses a traditional Chinese medicine composition for treating acute exacerbation of chronic obstructive pulmonary disease, comprising the following raw materials in parts by weight: 6-12 parts of roasted ephedra, 6-12 parts of scutellaria baicalensis seeds, 6-12 parts of perilla seeds, 6-12 parts of peucedanum peucedanum, 20-30 parts of pyrrosia odoratum, 20-30 parts of cyperus rotundus, 9-15 parts of pumice, 6-12 parts of sophora flavescens, 9-15 parts of geranium herb, 6-10 parts of earthworm, 6-12 parts of uncaria, 6-12 parts of thunbergia thunbergii, and 3-9 parts of liquorice. The present invention, through the combination of the above components and proportions, in combination with a specific extraction method, provides a traditional Chinese medicine composition for treating acute exacerbation of chronic obstructive pulmonary disease, with the technical advantages of simple formulation, rapid effect, strong efficacy, and no toxic side effects.

The present invention belongs to the field of pharmaceutical technology and specifically relates to the use of a Jingfang preparation in the preparation of a medicament for treating cold-coagulated and blood-stasis-type myocardial infarction. The Jingfang preparation comprises eleven Chinese medicinal herbs: Schizonepeta tenuifolia, Saposhnikovia divaricata, Notopterygium incisum, Angelica dahurica, Bupleurum chinense, Peucedanum chinense, Chuanxiong rhizome, Fructus Aurantii Immaturus, Poria cocos, Platycodon grandiflorum, and Licorice root. Animal experiments have shown that the Jingfang preparation significantly reduces whole blood viscosity and plasma viscosity in rats with myocardial infarction induced by epinephrine hydrochloride and ice water stimulation, with an effect comparable to that of Yangxinshi tablets. The preparation can also alleviate the deterioration of cardiac function and reduce the degree of myocardial damage in rats after myocardial infarction induced by cold stimulation, and has broad application prospects.

The invention relates to pepton triangularis, which is classified and named as pepton triangularis cinnamon mushroom, is preserved in the China Center for Type Culture Collection on June 7, 2024, and has the preservation number of CCTCC NO: M 20241186, and the preservation number of the pepton triangularis cinnamon mushroom is CCTCC NO: M20241186. The pepton triangularis cinnamon mushroom has the advantages that the pepton triangularis cinnamon mushroom is preserved in the China Center for Type Culture Collection (CCTCC) on June 7, 2024; the invention further provides a cultivation method of peucedani triangularis. The peucedanum triangularis cultivation period is short, artificial cultivation can be achieved, the fragrance is rich, and the peucedanum triangularis cultivation method can be widely applied to industrial production.

The invention relates to the technical field of biotechnology, discloses a peucedanum decurfruit glycosyl transferase AdUGT86A1 and application thereof, discloses application of oxygen glycosyl transferase coded by a peucedanum decurfruit AdUGT86A1 gene in biosynthesis of coumarin glycoside compounds, and belongs to the field of biotechnology. The nucleotide sequence of the AdUGT86A1 gene encodes a nucleotide sequence of an amino acid sequence as shown in SEQ ID NO. 2. The aesculin, the fraxin and the daphnoside are obtained by a biosynthesis method for carrying out enzyme catalysis by virtue of AdUGT86A1 protein in vitro, and a theoretical basis is provided for realizing efficient, green and low-carbon production of coumarin glycoside compounds such as the aesculin by virtue of biosynthesis.

The invention relates to a soothing anti-inflammatory composition suitable for sensitive skin and a preparation method of the soothing anti-inflammatory composition, and belongs to the technical field of cosmetics. The soothing and anti-inflammatory composition comprises the following components: vetiver extract, European basswood extract, peucedanum decursum extract and European chestnut leaf extract, wherein the weight ratio of the vetiver extract to the European basswood extract to the peucedanum decursum extract to the European chestnut leaf extract is (1-3): (2-5): (1-4): (2-6). The four extracts form a multi-dimensional collaborative network, and a comprehensive, mild and effective soothing, bacteriostatic and anti-inflammatory scheme from nerve-immunity-microorganism-physical barrier is provided for sensitive skin users.

A method of treating fine lines or wrinkles in a person's skin or treating a person's sagging or loose skin is disclosed. The method can include topically applying to the fine line or wrinkle or to sagging or loose skin an effective amount of a topical composition comprising a Myrciaria dubia fruit extract, a Peucedanum graveolens extract, and tetrahexyldecyl ascorbate, wherein the combination reduces the appearance of the fine line or wrinkle, increases skin elasticity, or increases skin firmness.

The invention relates to pepton triangularis, which is classified and named as pepton triangularis cinnamon mushroom, is preserved in the China Center for Type Culture Collection (CCTCC) on June 7, 2024, and has the preservation number of CCTCC NO: M 20241186, and the preservation number of pepton triangularis cinnamon mushroom is CCTCC NO: M 20241186. The invention further provides a cultivation method of peucedani triangularis. The peucedanum triangularis cultivation period is short, artificial cultivation can be achieved, the fragrance is rich, and the peucedanum triangularis cultivation method can be widely applied to industrial production.

The invention belongs to the technical field of traditional Chinese medicine, and particularly relates to a cough relieving and phlegm reducing pill and a preparation method thereof.The cough relieving and phlegm reducing pill is prepared from basic medicinal materials and auxiliary medicinal materials; the basic herbs comprise radix asteris, rhizoma anemarrhenae, radix ophiopogonis, radix scutellariae, lily, radix scrophulariae, angelica sinensis, fructus perillae, schisandra chinensis, radix rehmanniae, radix stemonae, exocarpium citri rubrum, flos farfarae, fermented pinellia, radix asparagi, radix trichosanthis, cortex mori radicis, bulbus fritillariae cirrhosae, radix peucedani, inula flower, platycodon grandiflorum, liquorice, fructus gardeniae and semen armeniacae amarae; the auxiliary medicinal materials comprise at least four of gingko, rhizoma arisaematis, trichosanthes kirilowii maxim, snow lotus herb, cynanchum glaucescens, momordica grosvenori, rhodiola rosea, azalea leaf, mulberry leaf, boat-fruited sterculia seed, loquat leaf and artemisia dubia. The cough-relieving and phlegm-reducing pill provided by the invention can obviously prolong the cough latency period, reduce the cough frequency and effectively increase the phenol red excretion amount of trachea, has obvious cough-relieving and phlegm-reducing effects, is black brown in appearance and uniform in color, and has the yield of 90% or above.

The present invention belongs to the field of traditional Chinese medicine technology and discloses a pediatric respiratory patch Chinese medicine composition and a preparation method thereof. The technical solution of the present invention is that the Chinese medicine composition is composed of the following raw medicinal materials in parts by weight: 80-120g of Peucedanum chinense, 80-120g of Citrus aurantium, 80-120g of Radix Astragali, 40-60g of Mentha, and 25-35g of Asarum. The respiratory patch of the present invention applies a drug with a pungent and fragrant property to the corresponding acupuncture points. Through the stimulation of the drug itself, skin penetration, and the meridian properties of the acupuncture points, the overall function of the human internal organs is regulated to achieve the purpose of treatment. It has a good therapeutic effect on cough and asthma remission and is suitable for children of all ages.

The invention provides a composition for chronic heart failure as well as a preparation method and application thereof, and relates to the technical field of traditional Chinese medicines. The composition for treating chronic heart failure is prepared from radix fici simplicissimae, radix codonopsis, fried semen lepidii, radix peucedani, cassia twig, poria cocos, rhizoma atractylodis macrocephalae, radix salviae miltiorrhizae, rhizoma chuanxiong, exocarpium citri grandis and herba epimedii. According to the composition, the myocardial cell apoptosis level of a heart failure rat can be greatly reduced to be close to the normal level; when the composition disclosed by the invention is combined with western medicines, the myocardial cell apoptosis level of a heart failure rat can be reduced to be lower than that of a non-heart failure rat; when the composition is used together with western medicines, the side effects of the western medicines can be reduced.

The invention discloses a preparation method of calipteroxin and an application of the calipteroxin in preparation of a marker for detecting peucedanum praeruptorum dunn. The preparation method comprises the following steps: extracting, separating and purifying a peucedanum praeruptorum dunn medicinal material to prepare the calipterixin, detecting a hydrogen-carbon spectrum of the peucedanum praeruptorum dunn by using a nuclear magnetic resonance spectrum, determining that the structure is calipterixin by comparing nuclear magnetic resonance hydrogen-carbon spectrum data in literature, and mixing and extracting peucedanum praeruptorum dunn and peucedanum praeruptorum dunn powder in a gradient proportion to obtain the peucedanum praeruptorum dunn. The UPLC method is used for qualitatively and quantitatively detecting the content of the peucedanum praeruptorum dunn mixed extracting solution calpteroxin in the peucedanum praeruptorum dunn, so that the aim of controlling the quality and the safety of the peucedanum praeruptorum dunn is fulfilled. The UPLC method is used for qualitatively and quantitatively determining the limit standard of the doped peucedanum praeruptorum dunn marker calipteroxin in the peucedanum praeruptorum dunn, and the method has the characteristic of accurately, stably and quickly detecting the doped peucedanum praeruptorum dunn in the peucedanum praeruptorum dunn, so that a scientific basis is provided for ensuring the safety and effectiveness of peucedanum praeruptorum dunn clinical medication.

The present invention provides a cold-dispelling, damp-removing and anti-toxic granule and a preparation method thereof. The cold-dispelling, damp-removing and anti-toxic granule comprises a main component and auxiliary materials. The main component comprises, by weight, 150-170 parts of patchouli, 150-170 parts of boiled bitter almonds, 150-170 parts of cassia twigs, 100-120 parts of perilla leaves, 150-170 parts of peucedanum chinense, 150-170 parts of stir-fried fructus aurantii with bran, 150-170 parts of dried tangerine peel, and 150-170 parts of platycodon grandiflorum. 150-170 parts of Poria cocos, 150-170 parts of Pinellia ternata, 150-170 parts of bran-fried Atractylodes macrocephala, 150-170 parts of ginger, 150-170 parts of jujube, 100-120 parts of roasted licorice root, and 50-65 parts of cicada slough; the auxiliary ingredients are composed of dextrin and powdered sugar, with the weight ratio of the components in the auxiliary ingredients being: dextrin: powdered sugar = (3.5-4):1; the weight ratio of the main ingredient to the auxiliary ingredients is: main ingredient: auxiliary ingredient = (1-1.2):1. The cold-dispelling, dampness-removing, and toxin-removing granules provided by the present invention can dispel cold, dampness, and toxins, inhibit lung tissue inflammation, and alleviate lung damage.

The invention discloses a traditional Chinese medicine composition for treating plateau severe cold as well as a preparation method and application thereof, and belongs to the technical field of traditional Chinese medicine compositions. The invention provides a traditional Chinese medicine composition aiming at the problems that the treatment effect is poor and the treatment course is long when western medicines are used for treating the severe plateau cold, most of patients need at least one week, a few of patients need 2-3 weeks to relieve the severe plateau cold, the patients are absent for 10 days on average, and construction work, parent tourism exploration, daily life and the like in plateau areas are seriously influenced. The traditional Chinese medicine is characterized by being prepared from the following raw materials in parts by weight: 20 parts of Chinese waxgourd seeds, 10 parts of radix saposhnikoviae, 10 parts of folium eriobotryae, 10 parts of perilla leaves, 2 parts of asarum, 10 parts of almonds, 10 parts of platycodon grandiflorum, 5 parts of radix peucedani, 15 parts of agastache rugosus, 15 parts of poria cocos, 10 parts of biond magnolia flowers, 20 parts of rhizoma phragmitis, 10 parts of ligusticum wallichii and 5 parts of thunberg fritillary bulbs. The traditional Chinese medicine composition can remarkably inhibit release of inflammatory factors, relieve airway hyperreactivity, ventilate the lung, relieve exterior syndrome to dispel exogenous evil, reduce phlegm, clear damp to smooth lung qi, and accord with the pathogenic characteristics of low oxygen, high cold, windy wind and heavy dampness of plateau.

The invention relates to a method for accelerating germination of peucedanum praeruptorum seminal roots before planting. The method comprises the following steps: S1, uniformly mixing peucedanum praeruptorum seminal root sections with a loose and breathable substrate according to a volume ratio of 1: (4-8); s2, stacking the uniformly stirred mixture into a germination accelerating bed with the height of 15-30 cm; s3, thoroughly watering the germination accelerating bed with germination accelerating liquid; s4, in the germination accelerating process, the environment temperature is controlled to be 15-28 DEG C, the substrate is kept wet, and liquid is supplemented once every 2-4 days; s5, ventilation is maintained until more than 70% of seminal root sections germinate new buds.

The invention belongs to the technical field of medicine preparation, and particularly relates to a composition for improving complications caused by female hormone drop and application. According to the composition, the black rhizoma cimicifugae and the red clover are combined, so that the female in-vivo estrogen level can be effectively adjusted, and discomfort caused by hormone disorder is relieved; the prepared rehmannia root and the white paeony root are beneficial to moistening skin while improving qi and blood; peucedanum praeruptorum and platycodon grandiflorum are beneficial for improving the immunity of the body, calming the nerves and relieving anxiety. Therefore, the composition can be used for improving complications caused by female hormone drop.

The present invention belongs to the technical field of traditional Chinese medicine, and particularly relates to a traditional Chinese medicine composition for treating viral influenza, and its preparation method and application. The raw materials of the composition include the following components: ginseng, astragalus root, notopterygium root, pubescent angelica root, bupleurum root, peucedanum root, divaricate saposhnikovia root, cicada slough, forsythia fruit, dryopteris crassirhizoma, chuanxiong rhizome, bitter orange, platycodon root and licorice root. The mass ratio of divaricate saposhnikovia root, cicada slough and dryopteris crassirhizoma is 1.2-2:1:1.2-2. The preparation method comprises decocting all components of the raw materials with water to obtain the product. The composition of the present invention has a wide source of ingredients and a simple preparation method, and has good effects in treating viral influenza, fever, nasal congestion and runny nose, dry throat and sore throat, etc.

The invention discloses a traditional Chinese medicine composition for treating acute upper respiratory infection with cough as a main symptom. The traditional Chinese medicine composition is prepared from the following raw materials: 9-12 parts of adenophora tetraphylla, 12-15 parts of radix scrophulariae, 12-15 parts of poria cocos, 6-9 parts of exocarpium citri rubrum, 12-15 parts of honey-fried folium eriobotryae, 12-15 parts of thunberg fritillary bulb, 12-15 parts of lalang grass rhizome, 6-9 parts of liquorice, 9-12 parts of fried burdock, 6-9 parts of ginkgo kernel, 6-9 parts of mint, 9-12 parts of radix stemonae, 9-12 parts of radix peucedani and 9-12 parts of cynanchum glaucescens. Through scientific compatibility of the traditional Chinese medicine raw materials, the total curative effect of acute upper respiratory infection with cough as a main symptom can be effectively improved. The traditional Chinese medicine composition has small toxic and side effects, and has the advantages of good curative effect, quick response, high safety and the like in the aspect of treating acute upper respiratory tract infection with cough as a main symptom.

The invention relates to a traditional Chinese medicine composition for treating infantile recurrent respiratory tract infection, and relates to the technical field of traditional Chinese medicines, the traditional Chinese medicine composition comprises 6 g of radix pseudostellariae, 6 g of roasted rhizoma atractylodis macrocephalae, 10 g of poria cocos, 3 g of raw liquorice, 10 g of raw radix astragali, 6 g of radix saposhnikoviae, 6 g of honeysuckle flower, 6 g of mint, 6 g of rhizoma pinellinae praeparata, 6 g of pericarpium citri reticulatae, 6 g of platycodon grandiflorum, 10 g of radix peucedani, 15 g of aster, 10 g of radix stemonae, 6 g of exocarpium citri grandis The core principle of the traditional Chinese medicine composition for treating infantile recurrent respiratory tract infection is to strengthen the body resistance to eliminate pathogenic factors, treat both symptoms and root causes, and improve the pathological basis of recurrent infection by virtue of the multi-layer effects of tonifying lung and spleen, consolidating superficies and tonifying qi, clearing heat and eliminating phlegm, and ventilating lung and relieving cough according to the physique characteristics of'common insufficiency of lung and spleen 'and'non-consolidation of external defensive qi' of children.

The invention belongs to the technical field of traditional Chinese medicinal material detection, and particularly relates to a primer pair for identifying angelica sinensis and application of the primer pair. The forward primer sequence of the primer pair for identifying angelica sinensis is shown as SEQ ID NO: 1 or SEQ ID NO: 2, and the reverse primer sequence is shown as SEQ ID NO: 3. The primer has high specificity on the angelica sinensis, only performs specific amplification on the angelica sinensis, does not perform specific amplification on easily confused traditional Chinese medicinal materials of radix angelicae pubescentis, notopterygium root and radix peucedani of the angelica sinensis, and can be used for identifying the angelica sinensis in traditional Chinese medicinal materials or Chinese patent medicines.

This invention provides a method for inducing and propagating adventitious roots of *Angelica dahurica*, belonging to the field of plant tissue culture technology. By sterilizing *Angelica dahurica* stem segments or leaves, followed by tissue culture, adventitious root induction culture, propagation culture, and a defined culture medium composition, this invention enables the induction of adventitious roots from both stem segments and leaves of *Angelica dahurica*, with an induction rate reaching up to 93.3% and an adventitious root proliferation coefficient of up to 13.2. This invention establishes for the first time a culture system for adventitious roots of *Angelica dahurica*, laying the foundation for the future industrial production of important active ingredients using these adventitious roots.

The invention provides a traditional Chinese medicine composition for treating children's novel coronavirus infection. The active ingredient of the traditional Chinese medicine composition is prepared from the following raw materials in parts by weight: 2-10 parts of radix angelicae, 2-12 parts of pogostemon cablin, 5-20 parts of radix bupleuri, 2-12 parts of perilla leaf, 1-10 parts of cassia twig, 1-5 parts of raw ephedra, 10-25 parts of gypsum, 2-12 parts of radix peucedani and 1-10 parts of raw liquorice. The traditional Chinese medicine composition disclosed by the invention is suitable for treating asymptomatic infected persons not more than 14 years old, light and ordinary child novel coronavirus infected patients with wind-cold-dampness toxin syndrome in traditional Chinese medicine differentiation, the preparation method is simple, clinical symptoms of child novel coronavirus infection can be remarkably improved, and the traditional Chinese medicine composition is free of obvious adverse reaction, safe, efficient and suitable for popularization and application.

The application discloses a traditional Chinese medicine composition for clearing heat and resolving toxins, benefiting the throat and eliminating swelling, and a preparation method and application thereof, and belongs to the technical field of traditional Chinese medicines. The traditional Chinese medicine composition is prepared from the following raw materials in parts by weight: Houttuynia cordata 10-20 parts, Astragalus root 8-15 parts, Andrographis 8-15 parts, Figwort 8-15 parts, Platycodon 8-15 parts, Monotropa 8-15 parts, Honeysuckle 2-6 parts, Bupleurum 2-6 parts, Belamcanda 2-6 parts, Peucedanum 2-6 parts, Marsh Marigold 1-4 parts and artificial ox gall 0.1-0.6 parts. The traditional Chinese medicine composition has the effects of clearing heat and resolving toxins, benefiting the throat and eliminating swelling, relieving cough and reducing sputum, and is used for treating fever caused by wind-heat invading the lung and lung heat being in excess, nasal discharge of sticky or yellow phlegm, sore throat, cough and expectoration, yellow and thick sputum, headache and body pain, red tongue and yellow tongue fur and the like, and is also used for treating influenza, acute upper respiratory tract infection, acute pharyngitis, tonsillitis and the like. The effect is better than that of each proportion.

The present invention discloses the use of an oxyglycosyltransferase encoded by the PpUGT22 gene of Peucedanum peucedanum in the biosynthesis of scopoletin, belonging to the field of biotechnology. The nucleotide sequence of the PpUGT22 gene encodes a nucleotide sequence having an amino acid sequence as shown in SEQ ID NO. 2. Scopoletin is obtained by an in vitro enzymatic biosynthesis method using the PpUGT22 protein, providing a new method for synthesizing scopoletin.