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40 results about "Compounding drugs" patented technology

Application of Enractevir in preparation of anti-enterovirus medicine

The invention relates to the technical field of anti-enterovirus medicines, in particular to application of Enractevir in preparation of an anti-enterovirus medicine. According to the invention, efficient screening of candidate drugs is realized through a multi-channel virus reporting system based on a TAT trans-activation effect, and a small molecule compound drug Enractevir with a specific antiviral effect on enterovirus group A 71 and enterovirus group D 68 is obtained. Enractevir improves the interferon secretion level of host cells by inhibiting the activity of enterovirus 2A / 3C protease, thereby inhibiting virus replication and proliferation. Enractevir plays a role through double-target 2A / 3C protease, and the risk of virus drug resistance can be reduced. According to the technical scheme, the technical problem that in the prior art, specific drugs for the two kinds of enteroviruses are lacked can be solved, a standardized treatment scheme is provided for prevention and control of enterovirus related diseases in the global range, and the medicine has remarkable public health significance and wide application and popularization value.
Owner:CHONGQING UNIV

High-performance syringe rubber protective cap and preparation method thereof

PendingCN119912733AVulcanizationStearic acid
The invention relates to the field of medical rubber, in particular to a high-performance syringe rubber protective cap and a preparation method of the high-performance syringe rubber protective cap. The rubber material is prepared from the following components in parts by weight: 100 to 150 parts of modified polyisoprene, 5 to 10 parts of alkaline white carbon black, 30 to 50 parts of calcined kaolin, 1 to 2 parts of peroxide, 0.2 to 0.5 part of vulcanization accelerator, 1 to 3 parts of stearic acid, 5 to 15 parts of ultrahigh molecular weight polyethylene powder, 1 to 2 parts of carbon black and 5 to 10 parts of dimethyl silicone oil. The syringe rubber protective cap prepared by the invention has excellent puncture resistance, air tightness and environmental protection property, and does not easily generate adverse reaction with compound medicines.
Owner:ZHEJIANG JINGUO IND CO LTD

Anti-inflammatory coupling compound drug, and preparation method therefor and use thereof

An anti-inflammatory drug compound, and a preparation method therefor and the use thereof. The structural formula of the compound is A-Y—B, wherein A is a group after dehydrogenation of an amine compound having JAK inhibitory activity, Y is a direct connection or —(CH2)-O— or, and B is a group formed by means of dehydroxylation of a carboxy-containing carboxylic acid compound B1, or a group formed by means of dehydrogenation of a hydroxy-containing compound B2. The compound has the special effects of having a strong transdermal property, controlled drug release, high efficacy, etc.
Owner:COVAL BIOPHARMA (SHANGHAI) CO LTD

Anti-HIV (human immunodeficiency virus) infection compound medicine microsphere composition, medicine preparation and application

PendingCN121177303AOrganic active ingredientsAntiviralsPre-exposure prophylaxisMicrosphere
The invention belongs to the technical field of medicine preparation, and particularly relates to an anti-HIV infection compound medicine microsphere composition, a medicine preparation and application. The invention firstly provides an anti-HIV (Human Immunodeficiency Virus) infection compound drug microsphere composition, which is composed of Cabotegravir, rilpivirine and at least one polylactic acid-glycolic acid copolymer, and comprises a first compound microsphere composition or a second compound microsphere composition, wherein one of the microsphere compositions is a co-coated microsphere formed by co-coating Cabotegravir and rilpivirine in the same microsphere; and the other microsphere composition is a mixture consisting of a microsphere for wrapping Cabotegravir and a microsphere for wrapping rilpivirine. The invention aims to provide a flexible preparation platform so as to optimize the long-acting treatment effect of the two anti-HIV drugs. For a composition form that one microsphere wraps two medicines, synchronous release and long-acting release of the two medicines are realized as much as possible; for another physically mixed composition form, independent regulation of release kinetics of a single drug is achieved as much as possible, so that the same administration cycle is achieved. The pharmaceutical preparation disclosed by the invention can be used for prevention before HIV exposure and long-term maintenance treatment of infected persons, and can be used for remarkably improving medication compliance and reducing the risk caused by virus drug resistance.
Owner:四川迈可隆生物科技有限公司

Application of benzimidazole compound drug combination in treatment and prevention of leukemia related diseases

The invention relates to a combined application of a benzimidazole compound and a BCR-ABL1TKI inhibitor in preparation of a medicine for treating leukemia related diseases, and provides a combined application of the benzimidazole compound and the BCR-ABL1TKI inhibitor in preparation of a medicine for preventing or treating leukemia related diseases.
Owner:JIANGSU HANSOH PHARMA CO LTD +1

Compound leprosy treatment drug and preparation method and application thereof

This invention provides a compound drug for treating melioidosis, its preparation method, and its application. The drug comprises active components of traditional Chinese medicine, a bioactive preparation, and a pharmaceutically acceptable carrier. The active components of traditional Chinese medicine are primarily extracts of Scutellaria baicalensis, Coptis chinensis, Fagopyrum dibotrys, and Polygonum cuspidatum. The bioactive preparation includes polymyxin B, homoserine lactonease, and recombinant human β-defensin 3. The components work synergistically to construct a comprehensive intervention system covering all pathological stages, including biofilm disruption, sterilization, anti-endotoxin activity, intracellular bacterial clearance, immune regulation, and tissue repair. This system can effectively disrupt bacterial biofilms, kill multidrug-resistant strains, neutralize endotoxins, and eliminate latent intracellular bacteria, addressing the core pain points of existing melioidosis treatments, such as strong drug resistance, significant toxic side effects, and high recurrence rates. The preparation process of this invention is carried out under low-temperature and sterile conditions throughout, which fully preserves the stability of the active ingredients, making it suitable for industrial production. The drug can be prepared in various dosage forms, covering all clinical subtypes of melioidosis, and possesses clinical application value and promising prospects for widespread application.
Owner:HAIKOU THIRD PEOPLES HOSPITAL

Network dynamics method and system of complex number and trigonometric function for representing medicine vibration and rhythmicity effect and storable medium thereof

The invention discloses a network dynamics method and system of complex numbers and trigonometric functions for representing medicine vibration and rhythm effects and a storable medium thereof, and belongs to the field of biological medicine effect analysis. The method comprises the following steps: S1, establishing a network dynamics mathematical model of a complex number and a trigonometric function according to vibration and rhythmicity characteristics of medical action; s2, measuring the intensity of the observation index at different time points, and obtaining a time sequence effect curve of the observation index; s3, performing curve fitting on the time sequence effect curve obtained in the S2 based on the mathematical model established in the S1 to obtain a plurality of action parameters, and constructing a quantity-time curve or an effect-time curve based on the plurality of action parameters; and S4, performing statistical moment analysis on the quantity-time curve or the effect-time curve constructed in the S3, and analyzing action quantity-time-effect parameters to obtain the vibrativity, the rhythmicity and the network action rule of the medical action. The invention has breakthrough significance for developing new compound medicines and diagnosis and treatment equipment, and has huge potential economic benefits.
Owner:HUNAN UNIV OF CHINESE MEDICINE

Traditional Chinese medicine composition for detoxifying, dredging collaterals, eliminating paste and stabilizing sugar and preparation method of traditional Chinese medicine composition

PendingCN121818787ADispersion deliveryMetabolism disorderMedicinal herbsCompounding drugs
The invention relates to the field of traditional Chinese medicine compositions, and particularly discloses a traditional Chinese medicine composition for detoxifying, dredging collaterals, eliminating paste and stabilizing sugar and a preparation method thereof. The traditional Chinese medicine composition is prepared from the following raw materials in parts by weight: 7 to 15g of rhizoma coptidis, 6 to 10g of wine-treated rhubarb, 15 to 30g of radix astragali seu hedysari, 12 to 15g of radix salviae miltiorrhizae, 12 to 20g of radix paeoniae rubra, 6 to 10g of radix bupleuri, 6 to 10 parts of herba artemisiae scopariae, 7 to 15 parts of fructus crataegi and 7 to 15 parts of pericarpium citri reticulatae. The detoxifying, collateral dredging, ointment eliminating and sugar stabilizing traditional Chinese medicine composition can achieve the effects of reducing blood sugar fluctuation and lipid deposition on the basis of achieving the effects of reducing blood sugar and improving the insulin resistance level, can effectively reduce the dosage of compound medicine for a patient so as to improve the compliance of the patient, is safe and effective, delays the occurrence of diabetes complicated diseases and complications, and has a wide application prospect. And the living quality of the patient is improved.
Owner:GUANGZHOU UNIV OF CHINESE MEDICINE SHENZHEN HOSPITAL (FUTIAN)

A compound drug for preventing and treating porcine reproductive and respiratory syndrome

The present invention relates to a compound drug for preventing and treating porcine reproductive and respiratory syndrome (PRRS), belonging to the field of veterinary drugs. The present invention makes an oral pharmaceutical preparation by mixing an animal-specific macrolide drug, sodium houttuyfonate, mannan oligosaccharide peptide and pharmaceutical excipients in a certain proportion. The drug of the present invention can effectively treat acute-phase PRRS, rapidly relieve the clinical symptoms of diseased pigs and improve the survival rate.
Owner:BEIJING DABEINONG ANIMAL HEALTH TECH +1

System and method for pharmaceutical compounding

PendingJP2025172124AImage enhancementImage analysisFormularyCompounding drugs
To provide a system for verifying pharmaceutical compounding.SOLUTION: A system for verifying pharmaceutical compounding includes: a computing device provided with a user interface providing an instruction as to whether or not compounded drug is administered to a patient, and at least one processor operably combined with the user interface; and a bar code scanner operably combined to at least the one processor. The at least one processor receives bar code data from the bar code scanner. The bar code data is configured to: include data about the compound drug; compare the bar code data with the patient's data and / or prescription data; and verify that the compound drug can be administered to the patient.SELECTED DRAWING: Figure 2
Owner:BECTON DICKINSON & CO

A method for screening drugs targeting histone deacetylase SIRT6 regulators

The present invention belongs to the field of biomedical technology and discloses a method for screening drugs targeting histone deacetylase SIRT6 regulators. Based on testing the affinity between SIRT6 protein and small molecules with SYPRO Orange Protein Gel Staining Solution, this method constructs a drug screening model to screen for SIRT6 regulator-targeting drugs. The drug screening model constructed by the present invention is applicable to screening monomeric compound drugs with strong affinity effects (including agonists and inhibitors) on histone deacetylase SIRT6, and the action sites of the screened compounds are clear; the screening of monomeric compound drugs using this drug screening model has the advantages of high throughput, small protein consumption, low concentration, low cost, strong specificity, and convenient operation, providing a new and effective option for the screening of histone deacetylase SIRT6 regulators in this field, having good application prospects, and successfully screening out monomeric compound drugs with strong targeting effects on SIRT6 protein.
Owner:PEOPLES HOSPITAL OF HENAN PROV

Polypeptide compound as well as preparation method, pharmaceutical composition and application thereof

The invention relates to the technical field of polypeptide compound drugs, in particular to a polypeptide compound and a pharmaceutical composition and application thereof. The invention discloses a polypeptide compound. The polypeptide compound has a structural formula (XX), the polypeptide compound disclosed by the invention shows good osteogenic activity in vitro and has relatively good pharmacokinetic characteristics, so that the polypeptide compound has a potential application value in osteoporosis treatment.
Owner:ZHONGSHAN LAIBO RUICHEN BIOMEDICINE CO LTD

A compound drug substance, pharmaceutical compositions thereof and uses thereof

PendingCN122444672ACompounding drugsThiazole
The present application provides a 3-(3,5-dichloro-4-hydroxybenzoyl)-1,1-dioxo-2,3-dihydro-1,3-benzothiazole compound bulk drug, wherein the particle size D90 of the compound bulk drug is 70-5 μm. The present application also provides a composition comprising the bulk drug and an excipient. The bulk drug or the composition is used in the preparation of a drug for promoting the excretion of uric acid. The bulk drug of the present application can make the pharmaceutical composition comprising the same have better content uniformity and faster dissolution rate.
Owner:WUHAN WUYAO SCI & TECH CO LTD

An immunomodulatory and anti-fatigue agent and a preparation method thereof

This invention provides an immunomodulatory and anti-fatigue agent and its preparation method, belonging to the field of traditional Chinese medicine technology. The invention provides an immunomodulatory and anti-fatigue agent composed of black goji berry polysaccharide and yellow-green mushroom polysaccharide, possessing immunomodulatory and anti-fatigue effects. The prepared compound drug shows regulatory effects on metabolites and oxidative enzymes in fatigue model mice, as well as immunomodulatory effects on LPS-induced RAW 264.7 macrophages. The black goji berry polysaccharide LRWP extracted by this method has a sugar content of 54.7%, a uronic acid content of 0.9%, and a protein content of 1.3%; the yellow-green mushroom crude polysaccharide HMGWP has a sugar content of 25.7%, a uronic acid content of 0.4%, and a protein content of 4.8%.
Owner:JILIN UNIVERSITY

Methods of making and uses of compositions targeting gut microbiota-ucp1 axis

The application belongs to the technical field of medicine, and discloses the use of a composition targeting the intestinal flora-UCP1 axis in preventing and / or treating metabolic syndrome and complications thereof. Specifically, the application relates to the use of tea extract, panax notoginseng extract and dendrobium extract in combination as active ingredients in the treatment of metabolic syndrome and complications thereof, and the use of any two or more of tea extract, panax notoginseng extract and dendrobium extract as active ingredients in combination with other active ingredients and excipients in the preparation of a compound drug preparation for clinical use in a daily dosage of 0.001-2000 mg / kg body weight. The application has a synergistic effect, is used for treating metabolic syndrome and complications thereof, reduces the dosage of a single agent, improves the prevention and treatment effect, reduces side effects, lowers the cost, and meets the basic requirements of health economics.
Owner:INST OF MATERIA MEDICA CHINESE ACAD OF MEDICAL SCI

Compound medicine solution and preparation method thereof

The invention discloses a compound medicine solution and a preparation method thereof, and belongs to the technical field of pharmacy, the compound medicine solution comprises the following active ingredients: sodium picosulfate, anhydrous citric acid and magnesium oxide; inactive components: a chelating agent, a bacteriostatic agent, an antioxidant, a flavoring agent and a sweetener; the invention also comprises a buffer solution system for keeping the product stable. A series of methods for maintaining the stability of an oral solution system meeting conditions are provided by taking the buffer capacity as an index, the process is finally simplified, and the prepared compound sodium picosulfate oral solution is stable.
Owner:JIANGSU YINGKE BIOPHARMACEUTICAL CO LTD

Inhalation formulation of complex polymyxin and use thereof in preparation of a medicament for treating lung infection

The application discloses a compound polymyxin inhalation preparation, which is composed of a polymyxin polypeptide, an aminoglycoside antibiotic and a pharmaceutically acceptable auxiliary material. The molar ratio of the polymyxin polypeptide to the aminoglycoside antibiotic in the inhalation preparation is 1:20-1:80. Compared with single preparation or a compound preparation with a molar ratio of less than 1:20, the compound preparation with the molar ratio can significantly reduce lung toxicity and achieve a significant effect of clearing multiple drug-resistant bacteria in lung infection. The compound drug is delivered by using an inhalation liquid preparation dosage form, so that the total drug delivery efficiency of atomization inhalation is greatly improved, the median particle size of the drug is smaller, and the proportion of particles with a size of less than 5 microns is more than 55%, so that the drug is more easily inhaled into the lung to achieve an anti-infection treatment effect.
Owner:KAIFEINO TAIZHOU BIOTECHNOLOGY CO LTD

Compound bulk drug and pharmaceutical composition and application thereof

ActiveCN121226282AOrganic active ingredientsOrganic chemistryCompounding drugsThiazole
The invention provides a 3-(3, 5-dichloro-4-hydroxybenzoyl)-1, 1-dioxo-2, 3-dihydro-1, 3-benzothiazole compound bulk drug, and the particle size D90 of the compound bulk drug is 70 to 5 [mu] m. The invention also provides a composition which comprises the raw material medicine and an excipient. The raw material medicine or the composition is applied to preparation of medicines for promoting excretion of uric acid. According to the raw material medicine disclosed by the invention, the medicine composition containing the raw material medicine has relatively excellent content uniformity and relatively high dissolution rate.
Owner:WUHAN WUYAO SCI & TECH CO LTD

An N-aryl ketone acid cyanine compound, its preparation method and application

This invention belongs to the field of compound drug technology. It relates to an N-aryl ketone acid cyanine compound with the structure of general formula (I), obtained by a dehydration condensation reaction of a ketone acid compound of formula (II) and a diphenylamine derivative of formula (III) upon heating. The product structure has a donor-acceptor-donor conjugated structure. These compounds are structurally stable, possess good light-harvesting ability, and under laser irradiation, simultaneously exhibit reactive oxygen species generation and photothermal conversion capabilities, combining photodynamic and photothermal properties. They are non-toxic to cells, have good biocompatibility, and can be used as photosensitizers in the combined photothermal and photodynamic therapy of tumors.
Owner:SOUTHWEST MEDICAL UNIV

Composite medicinal preparation for treating diabetic retinopathy and preparation method thereof

The invention belongs to the technical field of biological medicines, and particularly relates to a composite medicinal preparation for treating diabetic retinopathy and a preparation method thereof. The traditional Chinese medicine composition comprises traditional Chinese medicine raw materials and auxiliary materials, the traditional Chinese medicine raw materials comprise the following components: an astragalus extract, a salvia miltiorrhiza water-soluble extract, a salvia miltiorrhiza fat-soluble extract, panax notoginseng saponins, a scutellaria baicalensis extract, a ginkgo leaf extract, a lycium barbarum polysaccharide extract and quercetin; the auxiliary materials comprise the following components: soybean lecithin, tween-80, PEG-40 hydrogenated castor oil, medium chain triglyceride oil, glycerol, vitamin E, Arabic gum, maltodextrin, microcrystalline cellulose, PVP K30, croscarmellose sodium and silicon dioxide. On the basis of conventional ophthalmic treatment, multiple components in the formula form a closed-loop cooperative multi-target intervention retina microenvironment, the problems of component dispersion and the like are solved through the combined process, and biocompatibility and compliance are both considered.
Owner:遵义医科大学第二附属医院

Composite drug-loaded exosome for overcoming cancer trail resistance and preparation method thereof

PendingCN122320907ACancer cellTRAIL Protein
The application discloses a compound drug-loaded exosome for overcoming cancer TRAIL drug resistance and a preparation method thereof, relates to the technical field of compound nano-drug preparation, and comprises an engineered exosome and an interfering RNA targeting a natriuretic peptide receptor A gene, wherein the engineered exosome is derived from a cell capable of expressing a tumor necrosis factor-related apoptosis-inducing ligand (TRAIL) and carries the TRAIL protein; the interfering RNA is loaded in the engineered exosome; and the engineered exosome and the interfering RNA synergistically act to silence the NPRA gene through the interfering RNA to overcome the drug resistance of cancer cells to TRAIL. The application can silence the NPRA gene and remodel the apoptosis sensitivity of tumor cells through multiple channels, thereby efficiently overcoming the TRAIL drug resistance.
Owner:GUANGDONG UNIV OF TECH

Medicine for preventing stenosis after endoscopic submucosal dissection of early esophageal cancer and preparation method thereof

The invention relates to the technical field of biomedicine, in particular to a medicine for preventing stenosis after endoscopic submucosal dissection of early esophageal cancer and a preparation method of the medicine, and provides a compound medicine based on a multi-target synergistic mechanism, and the occurrence rate of stenosis after ESD (Electro-Static Discharge) is remarkably reduced through anti-fibrosis, anti-inflammatory and tissue repair triple pathways. A unique nano coating technology realizes slow release and controlled release, the drug effect lasts for 72 hours or more, and systemic side effects are avoided. Animal experiments show that the composition has a better comprehensive curative effect than the existing therapy, and has a good clinical transformation prospect.
Owner:THE SECOND AFFILIATED HOSPITAL OF CHONGQING MEDICAL UNIV

Adapter and method for mixing the components of a compound drug via the adapter

ActiveJP7893869B2Compounding drugsPharmaceutical drug
It provides a consistent, safe and convenient method of mixing ingredients for injection. An adapter for connecting one or more storage containers to a syringe is described. The adapter includes a first port providing a connection with a first container volume, a second port providing a connection with a second container volume, and a third port providing a connection to a syringe. The adapter further includes a mixing channel extending from a first end to a second end in fluid communication with the third port. The mixing channel includes a serpentine path along at least a portion of its length. The mixing channel allows two components of a combination drug to mix through the mixing channel to form a combination drug. Also disclosed are systems including such adapters, methods of mixing two components of a combination drug through such adapters, and methods of manufacturing such adapters.
Owner:WEST PHARMACEUTICAL SERVICES INC

A compound drug substance, pharmaceutical compositions thereof and uses thereof

ActiveCN121226282BOrganic active ingredientsOrganic chemistryCompounding drugsThiazole
The present application provides a 3-(3,5-dichloro-4-hydroxybenzoyl)-1,1-dioxo-2,3-dihydro-1,3-benzothiazole compound bulk drug, wherein the particle size D90 of the compound bulk drug is 70-5 μm. The present application also provides a composition comprising the bulk drug and an excipient. The bulk drug or the composition is used in the preparation of a drug for promoting the excretion of uric acid. The bulk drug of the present application can make the pharmaceutical composition comprising the same have better content uniformity and faster dissolution rate.
Owner:WUHAN WUYAO SCI & TECH CO LTD

Compound medicine effect big data analysis method and system based on deep learning

PendingCN121687557ABiological modelsDrug referencesCompounding drugsData set
The invention relates to the technical field of traditional Chinese medicine compound compatibility research, and discloses a compound medicine effect big data analysis method and system based on deep learning, and the method comprises the steps: obtaining multi-source heterogeneous data of a compound medicine, and generating a standardized data set; based on component relevance calculation, a medicine component interaction diagram is constructed; utilizing a heterogeneous graph attention network to extract graph features, and generating a multi-scale graph representation vector; inputting the multi-scale graph representation into a dynamic graph structure learning algorithm, and outputting a time-varying interaction mode; and predicting a synergistic effect index and an optimal ratio based on the learned interaction mode. According to the method, the technical problem of low compound drug effect prediction accuracy is solved, accurate modeling of a complex component relationship is realized, and a scientific basis is provided for rational design of compound drugs.
Owner:THE 964TH HOSPITAL OF THE CHINESE PEOPLES LIBERATION ARMY JOINT LOGISTICS SUPPORT FORCE

A pharmaceutical composition containing a 5α-reductase inhibitor

The application provides a pharmaceutical composition containing a 5alpha-reductase inhibitor, which comprises a peripheral vasodilator, a 5alpha-reductase inhibitor, a non-volatile solvent, a volatile solvent and water. The inventors have unexpectedly found that by adjusting the solvent system, not only can the greasy feeling and irritation of the pharmaceutical composition of the peripheral vasodilator and the 5alpha-reductase inhibitor be effectively reduced, but also the optimal absorption effect of the compound drug can be achieved, the drug absorption utilization rate is further improved, and the patient compliance is greatly improved.
Owner:XIAN LICAI PHARM R&D CO LTD

Drug Linkers and Linker-Conjugate Compounds

Drug linkers and linker conjugate compounds are provided. The drug linker provides adequate space, flexible synthetic sites, and a carboxylic acid moiety, and can be applied to link multiple pharmacophores to improve biological efficacy and drug-likeness. The linker-conjugated compounds also have excellent water solubility.
Owner:YUAN CHANG BIOTECHNOLOGY CO LTD

Diaryl-β-lactam compounds, preparation methods and uses in pharmaceuticals

The present invention belongs to the technical field of synthetic pharmaceutical chemistry, and relates to novel chiral diaryl-β-lactam HDAC / Tubulin bifunctional inhibitors with significant anti-tumor activity having the following general formula structure and their applications in the research and development of anti-tumor drugs. The present invention also includes the applications of the compounds, their pharmaceutically acceptable salts and their compound drugs in the preparation of drugs for preventing or treating diseases related to tumors. The compounds of the present invention or their pharmaceutically acceptable salts can inhibit the regulation mechanism of tumor cell proliferation by inhibiting histone deacetylase and microtubulin aggregation, effectively inhibit the growth of tumor cells in vitro and in vivo, and can be applied to the preparation of drugs for preventing or treating diseases related to tumors. The diseases related to tumors include benign and malignant tumors and other diseases caused by tumors.
Owner:FUDAN UNIVERSITY +1

Preparation method of traditional Chinese medicine compound for treating rapid atrial fibrillation

This invention discloses a method for preparing a traditional Chinese medicine compound for treating rapid atrial fibrillation, comprising: extracting Coptis chinensis with phosphate buffer; acquiring optical data of the extract in real time and inputting it into a multi-channel convolutional neural network model; terminating extraction when the output comprehensive extraction efficiency index reaches a predetermined threshold to obtain Coptis chinensis extract; decocting Codonopsis pilosula, Polygonatum sibiricum, Rehmannia glutinosa, Paeonia lactiflora, Morus alba, Glycyrrhiza uralensis, Citrus medica, calcined dragon bone, calcined oyster shell, and Rosa rugosa; acquiring real-time concentration time-series data of tanshinone IIA, paeoniflorin, and glycyrrhizic acid in the decoction and inputting it into a long short-term memory neural network model; terminating decoction when the interaction effect parameter fluctuates within ≤±5% for three consecutive detection cycles to obtain a mixed decoction; combining the Coptis chinensis extract and the mixed decoction, concentrating to obtain a concentrated extract; and preparing the traditional Chinese medicine compound. This invention can improve the preparation efficiency and quality stability of traditional Chinese medicine compound drugs.
Owner:李振国

Preparation method and application of sodium alginate microcapsule loaded with curcumin-spirulina composite medicine and piperine

The invention discloses a preparation method and application of a sodium alginate microcapsule loaded with a curcumin-spirulina composite drug and piperine, and belongs to the technical field of pharmaceutical preparations. In the system, curcumin is loaded on spirulina through electrostatic force, and curcumin and piperine are jointly encapsulated in a sodium alginate gel microcapsule through a microfluidic system. The gel microcapsule system has an ileum targeting function, and can effectively protect the encapsulated composite drug from being eroded by gastric acid. After entering the small intestine, the system can realize step-by-step release of the drug; piperine in the gel is firstly released to inhibit the efflux effect of p-gp protein, and the curcumin-spirulina composite drug resides between small intestine villi and is slowly released. The characteristic of step-by-step release can effectively promote the absorption and utilization of curcumin, amplify the anti-oxidation and immune regulation ability of curcumin at the ileum part, and promote the repair of irradiation enteritis. The system has good biocompatibility, is low in cost and simple to manufacture, and has a wide prospect in the aspect of prevention and treatment of irradiation enteritis.
Owner:ZHEJIANG UNIV +1