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628 results about "Croscarmellose sodium" patented technology

Sodium croscarmellose is an internally cross-linked sodium carboxymethylcellulose for use as a superdisintegrant in pharmaceutical formulations. E468 is the E number of crosslinked sodium carboxymethyl cellulose, used in food as an emulsifier.

Dispersible tablet containing cefixime and preparation method thereof

The invention belongs to the technical field of pharmaceutical preparation, and in particular relates to a cefixime dispersible tablet and a method for preparing the same. The method comprises the following steps: firstly, weighing cefixime, starch, microcrystalline cellulose, partially cross-linked polyvinylpyrrolidone, partially cross-linked sodium carboxymethyl cellulose, and partially low substituted-hydroxypropyl cellulose, and mixing the components evenly; secondly, dripping 5 percent polyvinylpyrrolidone K30 ethanol solution into the mixture prepare a soft material, and performing granulating through a sieve of between 18 and 24 meshes; thirdly, drying wet particles at a temperature of between 50 and 80 DEG C, palletizing the particles through the sieve of between 18 and 24 meshes, adding the remaining cross-linked polyvinylpyrrolidone, the remaining cross-linked sodium carboxymethyl cellulose, and the remaining low substituted-hydroxypropyl cellulose, magnesium stearate and superfine silica gel powder into the mixture to be mixed evenly, and tabletting the mixture to obtain the required cefixime dispersible tablet. The cefixime dispersible tablet has the characteristics of rapid disintegration with water, even dispersion, high dissolution, and convenient taking and carrying around.
Owner:BEIJING TRADE STAR MEDICAL TECH

Preparation method of xylitol liver-protecting tablet

The invention relates to a preparation method of a xylitol liver-protecting tablet, belonging to the technical field of medical health care. The formula of the xylitol liver-protecting tablet comprises the following raw materials in proportion: 15-45 parts of kudzu root extract, 2-20 parts of glycyrrhizic acid, 5-35 parts of propolis powder, 20-60 parts of xylitol, 1-10 parts of low-substituted hydroxypropyl cellulose, 1-10 parts of cross-linked sodium carboxymethyl cellulose and 0.5-5 parts of magnesium stearate; and a coating agent comprises 0.5-40 parts of hydroxypropyl methylcellulose, 1-30 parts of polyethylene glycol 6000, 0.5-40 parts of talcum powder, 0.5-30 parts of titanium pigment, 0.5-30 parts of iron oxide brown and 10-75 parts of maltitol. The finished product of the xylitol liver-protecting tablet is prepared by the processing steps of crushing, mixing, tabletting, coating and the like. In the invention, by using the xylitol as a main raw material and adding partial auxiliary materials, the xylitol liver-protecting tablet which is a health food and has auxiliary protection effect on chemical liver injury is prepared. The xylitol liver-protecting tablet can effectively prevent and treat fatty liver; and after patients suffering from the fatty liver take the xylitol liver-protecting tablet, severe fatty liver can be relieved into moderate fatty liver, and moderate fatty liver can be relieved into mild fatty liver. Thus, the xylitol liver-protecting tablet has obvious benefit to improve liver functions of human bodies and has wide market prospects.
Owner:FUTASTE PHARM CO LTD

Preparation for composition of vitamin and mineral matter

The invention provides a process for preparing a composition of vitamins and minerals, which contains the following components in each 1,000 tablets: 1 to 5 x 10<6>IU of vitamin A, 0 to 2 grams of beta-carotene, 0.75 to 4 x 10<5>IU of vitamin D, 0 to 30 milligrams of vitamin K, 0.5 to 5 grams of vitamin B1, 0.5 to 5 grams of vitamin B2, 0.25 to 1 gram of vitamin B6, 0.5 to 2 milligrams of vitamin B12, 25 to 100 grams of vitamin C, 0 to 0.4 grams of folic acid, 0 to 30 milligrams of biotin, 5 to 15 grams of vitamin E, 5 to 15 grams of nicotinamide, 2.5 to 10 grams of calcium pantothenate, 0 to 50 grams of heavy choline bitartrate, 0 to 100 milligrams of iodine, 0 to 25 grams of L-lysine salt, 0 to 50 grams of inositol, 5 to 10 grams of potassium, 5 to 15 grams of iron, 0.5 to 1 grams of copper, 0 to 50 milligrams of selenium, 0 to 120 grams of magnesium, 0 to 2 grams of manganese, 0.25 to 15 grams of zinc, 0 to 20 milligrams of chromium, 0 to 25 milligrams of molybdenum, 163 to 558 grams of bicalcium phosphate, 0 to 600 grams of calcium carbonate, 50 to 100 grams of starch, 30 to 60 grams of lactose, 100 to 200 grams of microcrystalline cellulose, 20 to 50 grams of dextrin, 15 to 50 grams of cross-linked sodium carboxymethyl cellulose, 0 to 30 grams of low substituted hydroxypropyl cellulose, 8 to 16 grams of tartaric acid, 5 to 20 grams of talcum powder, 8 to 12 grams of superfine silica gel powder, and 6 to 10 grams of magnesium stearate. The process is characterized in that the vitamin C adopts powder coating, and the coating material is methyl acrylate copolymer, preferably a mixture of a methacrylic acid/ethyl acrylate (1 to 1) copolymer and an ethyl acrylate/methyl methacrylate (2 to 1) copolymer, wherien the weight ratio of mixture is between 1 to 4 and 4 to 1. The composition of the vitamins and the minerals has simple preparation process and convenient operation, and can improve the stability of the vitamins.
Owner:HANGZHOU MINSHENG HEALTHCARE CO LTD

Irbesartan and hydrochlorothiazide pharmaceutical composition and preparation method thereof

The invention relates to a medicinal composite of Irbesartan hydrochlorothiazide. The medicinal composite is composed of 150 portions of Irbesartan, 12.5 portions of hydrochlorothiazide, 20 portions to 60 portions of microcrystalline cellulose, 20 portions to 60 portions of lactose monohydrate, 15 portions to 25 portions of crosslinked sodium carboxymethyl cellulose, 1 portion to 10 portions of hydroxypropylmethyl cellulose, 2 portions to 7 portions of SiliciiDoxydum, 1 portion to 3 portions of magnesium stearate. The major medicinal ingredients are mixed with part of the crosslinked sodium carboxymethyl cellulose and the microcrystalline cellulose, and the mixture is crushed down and then added with the lactose monohydrate for mixing; the mixture obtained from the former step is added with 50 percent of ethanol solvent containing 2 percent of hydroxypropylmethyl cellulose for even mixing, then the mixture is screened, made into integral grains which are then dried; the dry grains are mixed with the SiliciiDoxydum, the magnesium stearate and the residual crosslinked sodium carboxymethyl cellulose, and the mixture then undergoes tabletting and coating so as to obtain the medicinal composite. The prescription of the medicinal composite of the invention is reasonable, the quality is stable and reliable, and the medicinal composite has a satisfactory dissolution rate.
Owner:HAINAN JINRUI PHARMA

Voglibose dispersible tablet, capsule and method for preparing the same

The invention relates to a voglibose dispersible tablet and capsule and a preparation method thereof. The voglibose dispersible tablet comprises: 0.01-5 percent of voglibose, 1-99 percent of disintegrating agent, 0-98 percent of diluting agent; 0.5-20 percent of lubricant and fluidizer, 0.1-20 percent of bonding agent; wherein, the disintegrating agent is one or more selected from starch, modified starch, cellulose, microcrystalline cellulose, cross-linked polyvinyl pyrrolidone, sodium carboxymethyl starch, cross-linked sodium carboxymethyl cellulose, low-substituted hydroxypropyl cellulose, alginic acid and colloid magnesium aluminum silicate; the diluting agent is one or more selected from lactose, mannitol, sorbitol, sucrose, calcium sulfate, kaolin, dextrine and sodium chloride. The capsule preparation does not contain the bonding agent. The invention has the advantages that the voglibose dispersible tablet disintegrates swiftly and disperses evenly, the voglibose dispersible tablet can be disintegrated swiftly into fine particles and scattered evenly after being taken orally, which is beneficial for the dissolution and the absorption of the voglibose dispersible tablet with the short onset time. Disintegrated swiftly in three minutes; after being taken orally, the capsule shell quickly swells and splits, which conceals the discomfort caused by the capsule taken in mouth.
Owner:JIANGSU WANBANG BIOPHARMLS +1

Simvastatin tablet and preparation method thereof

The invention discloses a simvastatin tablet and a preparation method thereof. The simvastatin tablet comprises an active ingredient simvastatin and pharmaceutical excipients, wherein the pharmaceutical excipients are spherical lactose, cross-linked sodium carboxymethyl cellulose, butylhydroxyanisole, hydroxypropyl methyl cellulose, silicon dioxide, magnesium stearate and film coating premix, which are added according to a specific mass ratio and process. The simvastatin and the pharmaceutical excipients are incompatible, and are prone to hydrolysis and oxidation, lactone bonds break to open loop to generate an active metabolite simvastatin hydroxy acid under the high-humidity condition, the intramolecular diene bond is subjected to a slow oxidative copolymerization reaction to generate a dimer or polymer under the high-temperature condition, and the preparation of a stable preparation is greatly difficult. In recent years, with the continuous disclosure of information, the difference between the quality standards of simvastatin tablets produced by different manufacturers is great, wherein the dissolution behavior difference is more significant, so that the situation that the simvastatin tablets have the same name but have different quality is very obvious. The prescription process determined by the study can continuously produce the simvastatin tablet at large scale, and the prepared simvastatin tablet has a good dissolution performance in various PH-value dissolution media, and keeps good stability in the long-term storage process.
Owner:DIAO GRP CHENGDU PHARMA

Ticagrelor tablets and preparation method thereof

The invention discloses ticagrelor tablets and a preparation method thereof and belongs to the technical field of medicines. According to the ticagrelor tablets disclosed by the invention, mannitol, microcrystalline cellulose, low-substituted hydroxypropyl cellulose, croscarmellose sodium and magnesium stearate are selected as auxiliary materials and are compounded with the raw material medicine ticagrelor tablets so as to obtain the ticagrelor tablets, and each auxiliary material and the raw material medicine are synergetic in the defined amount range, so that the dissolution rate of the prepared ticagrelor tablets is higher than that of the conventional commercially available tablets. Moreover, the ticagrelor tablets have the same dissolution behavior as the commercially available medicines, the ticagrelor tablets have good absorption effects, and the bioavailability of the ticagrelor tablets is improved. The ticagrelor tablets disclosed by the invention are small in impurity content and are stable in performance under high-temperature illumination conditions. The method for preparing the ticagrelor tablets disclosed by the invention is simple in process flow, easy to operate and implement and suitable for industrial popularization and application.
Owner:HENAN RUNHONG PHARMA

Apixaban tablet and preparation method thereof

The invention discloses an apixaban tablet and a preparation method thereof, and belongs to the technical field of medicines. The apixaban tablet consists of a tablet core and a coating, wherein the tablet core is composed of apixaban, a fiber-lactose compound, crosslinked carboxy methyl cellulose, lauryl sodium sulfate and magnesium stearate; various components in the tablet core are controlled within limited dosage ranges and a mutual synergistic effect is achieved, so that the dosage of the cross-linked sodium carboxymethyl cellulose as a disintegrating agent is reduced and the dissolution rate of the apixaban tablet is improved; therefore, the average dissolution rate within 10min is more than 90%, the dissolution rate is slightly affected by illumination, temperature and humidity, the performance is stable, and the apixaban tablet is low in contents of impurities. According to the preparation method of the apixaban tablet disclosed by the invention, the tablet core is prepared by a way of directly tabletting a powdery mixture, so that a granulation process is avoided, operation is simple and convenient, and the technological process is simple; and the apixaban, as a crude drug, is subjected to micronization treatment before the mixed powder is prepared, so that the dissolution rate of the apixaban tablet is accelerated.
Owner:HENAN RUNHONG PHARMA

Preparation method of simvastatin tablet

The invention relates to a preparation method of a simvastatin tablet. The simvastatin tablet is composed of simvastatin, an acidic protecting agent, an antioxidant agent, a filling agent, a disintegrating agent and a lubricant. The preparation method disclosed by the invention comprises the following steps: carrying out low-temperature superfine grinding on a simvastatin raw material and lactose in a weight ratio of 1 to (1-10), so that the particle size is reduced and the specific surface area is increased, and then the raw material is changed from a lipophilic material into a hydrophilic material; uniformly mixing the obtained mixed material with the acidic protecting agent and the antioxidant agent, the rest of lactose, microcrystalline celluloses and crosslinked carboxymethyl cellulose sodium, granulating by using a wet method, and carrying out fluidized drying while controlling the water content of a finished product grains at 1-5%, so that the simvastatin tablet is prepared. The prescription process is simple and easy to control, and prepared preparation is good in content uniformity, high in dissolution rate, good in absorption, and high in bioavailability in comparison with other preparations. The preparation method of the simvastatin tablet disclosed by the invention is good in good in reproducibility, large in productivity, and stable and controllable in quality, and can effectively guarantee the effectiveness of drugs and the safety of drug application of patients.
Owner:哈药集团人民同泰医药股份有限公司

Medicine composition containing active ingredients of pregabalin

The invention belongs to the field of medicinal preparations, and particularly relates to a pregabalin slow release medicine composition. The pregabalin slow release medicine composition comprises active ingredients and excipients, wherein the active ingredients are pregabalin or pharmaceutically acceptable salts of the pregabalin; the excipients comprise a matrix forming agent and a swelling agent; the matrix forming agent is a mixture of polyvinyl acetate and polyvinylpyrrolidone; the swelling agent is selected from one or any combination from croscarmellose sodium, sodium carboxymethyl starch, low-substituted hydroxypropyl cellulose and polyoxyethylene. The medicine composition is suitable for oral administration once in each day; the number of medication times is reduced; the blood concentration peak-to-valley ratio is reduced; meanwhile, the proper swelling agent is selected, so that the gastric retention can be reached, and the problem of stability caused by peroxides can also be avoided; the product stability is improved; the therapy effect can be achieved through once medication in each day; the effect of the medicine composition is equivalent to that of quick release preparations. The medicine composition is manly used for treating epilepsy, neuropathic pain and the like.
Owner:QILU PHARMA HAINAN
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