WO2006038661A1 - 医薬組成物及びその製造方法、並びに医薬組成物におけるジヒドロピリジン系化合物の安定化方法 - Google Patents
医薬組成物及びその製造方法、並びに医薬組成物におけるジヒドロピリジン系化合物の安定化方法 Download PDFInfo
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- WO2006038661A1 WO2006038661A1 PCT/JP2005/018474 JP2005018474W WO2006038661A1 WO 2006038661 A1 WO2006038661 A1 WO 2006038661A1 JP 2005018474 W JP2005018474 W JP 2005018474W WO 2006038661 A1 WO2006038661 A1 WO 2006038661A1
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- Prior art keywords
- pharmaceutical composition
- iron
- dihydropyridine compound
- carrageenan
- dihydropyridine
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- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61K—PREPARATIONS FOR MEDICAL, DENTAL OR TOILETRY PURPOSES
- A61K31/00—Medicinal preparations containing organic active ingredients
- A61K31/33—Heterocyclic compounds
- A61K31/395—Heterocyclic compounds having nitrogen as a ring hetero atom, e.g. guanethidine or rifamycins
- A61K31/435—Heterocyclic compounds having nitrogen as a ring hetero atom, e.g. guanethidine or rifamycins having six-membered rings with one nitrogen as the only ring hetero atom
- A61K31/44—Non condensed pyridines; Hydrogenated derivatives thereof
- A61K31/4422—1,4-Dihydropyridines, e.g. nifedipine, nicardipine
-
- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61K—PREPARATIONS FOR MEDICAL, DENTAL OR TOILETRY PURPOSES
- A61K9/00—Medicinal preparations characterised by special physical form
- A61K9/0012—Galenical forms characterised by the site of application
- A61K9/0053—Mouth and digestive tract, i.e. intraoral and peroral administration
- A61K9/0056—Mouth soluble or dispersible forms; Suckable, eatable, chewable coherent forms; Forms rapidly disintegrating in the mouth; Lozenges; Lollipops; Bite capsules; Baked products; Baits or other oral forms for animals
-
- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61P—SPECIFIC THERAPEUTIC ACTIVITY OF CHEMICAL COMPOUNDS OR MEDICINAL PREPARATIONS
- A61P9/00—Drugs for disorders of the cardiovascular system
-
- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61P—SPECIFIC THERAPEUTIC ACTIVITY OF CHEMICAL COMPOUNDS OR MEDICINAL PREPARATIONS
- A61P9/00—Drugs for disorders of the cardiovascular system
- A61P9/12—Antihypertensives
Definitions
- the present invention relates to a pharmaceutical composition containing a dihydropyridine compound, and more particularly, to a pharmaceutical composition having improved stability of the dihydropyridine compound against storage environment conditions such as heating, light, and humidity, and
- the present invention relates to a production method thereof, and a method for stabilizing a dihydropyridin compound in a pharmaceutical composition.
- dihydropyridine calcium antagonists have become the first-line drug for hypertension in the elderly because of their mild action and long-lasting effects.
- the pharmaceutical composition containing a dihydropyridine compound having a calcium antagonistic action include a film-coated tablet containing amlodipine besylate, a granule containing ala-dipine, a fine granule of diphagepine, and a hydrochloride hydrochloride.
- -Dipin uncoated tablets are known.
- dihydrated pyridine compounds are easily decomposed by light, so film coating is applied to tablets and granules, colorant is added to the capsule base material, or light-shielding storage is performed.
- the dihydropyridine compound may cause a decrease in content or an increase in impurities by contact with an additive of the pharmaceutical composition.
- lactose which is generally used as an excipient, is contraindicated because it degrades amlodipine besylate (see, for example, Patent Document 2 and Non-Patent Document 1).
- a tablet in which crystalline cellulose is blended at a high concentration of 87-94% in a pharmaceutical composition is disclosed (for example, see Patent Document 2).
- dihydropyridine compounds are less stable depending on the type of excipients that coexist by force if oxidation is accelerated and becomes unstable by light or heat.
- additives, dosage forms, packaging forms, etc. that can be incorporated into pharmaceutical compositions containing.
- a pharmaceutical composition containing a dihydropyridine compound is often taken by elderly people with hypertension, it is easy to administer even if the patient's ability to swallow is reduced, or to elderly people. Therefore, there is a need for a dosage form that can be carefully administered and can be easily adjusted in dosage.
- Patent Document 1 JP 2003-104888
- Patent Document 2 International Publication No. 03Z051364
- Non-Patent Document 1 M. Abdoh et al, “Amlodipine Besylate—Excipients Interaction in Solid Dosage Form”, Pharmaceutical Development and Technology, (USA), 2004, 9th, No. 1, p. 15-24
- Non-Patent Document 2 Hiroshi Yuasa, 4 others, “Discoloration of tablets in the presence of light and BHT”, Hospital Pharmacy, 1995, No. 21, No. 3, p. 231-242
- An object of the present invention is to solve various problems in the conventional pharmaceutical composition and achieve the following object. That is, the present invention ensures the stability of the dihydropyridine compound against the influence of additives and storage environment in the pharmaceutical composition, and is excellent in handleability and ingestion. It is an object of the present invention to provide a pharmaceutical composition containing a squirting stable dihydropyridine compound.
- the present invention is not limited in the type, dosage form, packaging form, etc. of the additive, and is stable, dihydride that is not affected by the dispensing action or the storage environment even in a non-packaging state. It aims at providing the pharmaceutical composition containing an oral pyridine type compound.
- a dosage form that is easy to administer to patients with reduced swallowing ability, such as the elderly, or a dosage form that can be carefully administered to the elderly and can be adjusted easily. It is an object of the present invention to provide a pharmaceutical composition containing a dihydropyridine compound.
- a dihydropyridine-based compound can be obtained by containing both iron oxide or carrageenan, or acid iron iron and carrageenan in the pharmaceutical composition. It has been found that the compounds are extremely stable. Specifically, it has been found that the production of impurities by acid and iron of acid iron and carrageenan dihydropyridine compounds is suppressed. Furthermore, the present inventors have ensured the quality as a pharmaceutical product without taking a special moisture-proof coating or light-shielding coating on the preparation, or without using a package such as a moisture-proof packaging or a light-shielding packaging. The present inventors have found a pharmaceutical composition containing a dihydropyridine-based compound that is excellent in the above-mentioned or can easily adjust the dose, and has completed the present invention.
- the present invention provides a pharmaceutical composition that ensures the stability of a dihydropyridine compound against a storage environment such as heat by mixing acid iron or carrageenan or both.
- the present invention also provides a method for stabilizing a dihydropyridine compound in a pharmaceutical composition.
- the present invention also provides a novel use of iron oxide and carrageenan as a stabilizer for dihydropyridine compounds.
- the present invention is based on the above findings of the present inventors, and means for solving the above problems are as follows. That is, the present invention
- a pharmaceutical composition comprising a dihydropyridine compound and at least one of acid iron iron and carrageenan.
- ⁇ 3> The pharmaceutical composition according to any one of ⁇ 1> to ⁇ 2>, wherein the dihydropyridine compound is amlodipine besylate.
- ⁇ 4> The pharmaceutical composition according to any one of ⁇ 1> to ⁇ 3>, wherein the iron oxide is at least one of yellow ferric iron phosphate and ferric iron trioxide.
- ⁇ 5> The pharmaceutical composition according to any one of ⁇ 1> to ⁇ 4>, wherein the content of iron oxide is 0.05 to 8 parts by mass with respect to 1 part by mass of the dihydropyridine compound.
- ⁇ 6> The pharmaceutical composition according to any one of ⁇ 1> to ⁇ 5>, wherein the iron oxide is yellow ferric oxide.
- Carrageenan content power The pharmaceutical composition according to any one of ⁇ 1> to ⁇ 7>, which is 0.05 to 2 parts by mass with respect to 1 part by mass of the dihydropyridine compound.
- the pharmaceutical composition according to ⁇ 9> which is a tablet obtained by a production method comprising ⁇ 11> Tablet power A rapidly disintegrating tablet ⁇ 9> ⁇ 10> A pharmaceutical composition according to any one of ⁇ 10>.
- a stabilizer which is used in a pharmaceutical composition containing a dihydropyridine compound and contains at least one of iron oxide and strength laginan.
- the stability of the dihydropyridine compound against the influence of additives and storage environment in the pharmaceutical composition is ensured, and further, the dihydropyridine compound is excellent in handleability and easy to take.
- the pharmaceutical composition can be provided.
- a pharmaceutical composition containing a dihydropyridine compound can be coated like a dosage form having a large specific surface area such as a granule or a fine granule or a rapidly disintegrating tablet.
- Difficult to administer, pharmaceutical composition that can maintain the stability of dihydropyridine compounds against light, moisture, and heat without using special coating agent or capsule base material to ensure quality, or packaging Things can be provided. Therefore, according to the present invention, the storage environment of pharmaceuticals until administration to a patient, the influence of the working environment during dispensing such as an automatic packaging machine, or the breakage or pulverization of granules or tablets due to distribution or dispensing action, etc.
- a pharmaceutical composition that maintains high quality without having to worry about a decrease in the content of dihydropyridine compounds.
- a rapidly disintegrating intraoral tablet that is easy to take, and a medicinal amount at a fine dosage level in accordance with the patient's symptoms and age.
- a pharmaceutical composition such as a granule or a split tablet can be provided.
- a pharmaceutical composition that can simplify the manufacturing process that does not require a process of applying a light-shielding film or the like to the pharmaceutical composition for the stability of the dihydropyridine compound, and can improve productivity.
- the manufacturing method of can be provided.
- the decomposition of the dihydropyridine compound due to light, heat, additives, etc. can be suppressed without applying a light-shielding film to the pharmaceutical composition for the stability of the dihydropyridine compound. Therefore, it is possible to provide a method for stabilizing a dihydropyridine compound or a stabilizer that can increase the degree of freedom in designing the formulation of a pharmaceutical composition.
- Fig. 1 is a graph showing the change over time in the impurity content of granules containing amlodipine besylate during storage at 40 ° C and 75% relative humidity (open system).
- Fig. 2 is a graph showing the change over time in the impurity content of granules containing amlodipine besylate during storage at 60 ° C (closed system).
- FIG. 3 is a graph showing changes in the impurity content relative to the compounding ratio of iron oxide to amlodipine besylate in a storage stability test using a rapidly disintegrating tablet containing amlodipine besylate.
- FIG. 4 is a graph showing the change in impurity content with respect to the mixing ratio of carrageenan to amlodipine besylate in a storage stability test using a rapidly disintegrating tablet containing amlodipine besylate.
- FIG. 5 shows the relationship between the compounding ratio of yellow ferric oxide and the content ratio of impurities to amlodipine besylate in a storage stability test using tablets containing amlodipine besylate produced by dry direct compression.
- Figure 6 shows the relationship between the compounding ratio of iron ferric trioxide and the content ratio of impurities in amlodipine besylate in a storage stability test using tablets containing amlodipine besylate produced by dry direct compression.
- FIG. 7 shows the change in impurity content with the mixing ratio of yellow ferric oxide to hydrochloric acid screw screw pin in the storage stability test using tablets containing hydrochloric acid screw screw pin produced by dry direct compression.
- the pharmaceutical composition of the present invention contains a dihydropyridine compound and at least one of iron oxide and carrageenan, and further contains other components as necessary.
- the dihydropyridine compound may be a compound having a dihydropyridine skeleton.
- dihydropyridine skeleton there is no particular limitation, and it can be appropriately selected according to the purpose. Examples thereof include existing dihydropyridine compounds or pharmacologically acceptable salts thereof.
- the dihydropyridine compounds include optical isomers due to asymmetric carbons, geometric isomers due to multiple bonds and cyclic structures, and hydrates.
- the pharmacologically acceptable salt can be appropriately selected according to the purpose without any particular limitation, and examples thereof include acetate, propionate, formate, trifluoroacetate, maleate, and tartaric acid.
- Salt citrate, stearate, succinate, ethyl succinate, ratatobionate, darconate, darcoheptonate, benzoate, besylate, methanesulfonate, ethanesulfonate,
- dihydropyridine compound can be appropriately selected according to the purpose without any particular limitation.
- nitrendipine ethyl methyl l, 4-dihydro-2,6-dime thyl-4- (m- nitrophenyl)-3,5- pyndinedicarboxylate
- Lercanidipine3 ⁇ 4_acid salt (2— [(3,3-diphenylpropyl) methylamino] — 1, 1— dime thylethyl
- Niguldipine3 ⁇ 4_acid salt (4,4— dipheny ⁇ 1— piperidinyl) propyl
- the content of the dihydropyridine compound in the pharmaceutical composition is not particularly limited as long as the effective amount of the dihydropyridine compound can be administered to a patient when the pharmaceutical composition is used. Force that can be selected as appropriate according to the purpose for which it is appropriate. For 100 parts by mass of the pharmaceutical composition, 0.01 to 20 parts by mass is preferred. 0.05 to 15 parts by mass is more preferred. ⁇ : More preferably, L0 parts by mass.
- the acid ferrous iron can be appropriately selected according to the purpose for which there is no particular limitation, but iron sesquioxide (Fe 2 O 3), yellow ferric oxide (Fe 2 O ⁇ ⁇ ⁇ ), and mixtures thereof are preferred.
- iron sesquioxide and yellow iron sesquioxide are naturally occurring pigments, which are listed in the Pharmaceutical Additives Standard 2003 (hereinafter referred to as “Additives”) and have precedents for use as colorants.
- Iron trioxide is a red to reddish brown or dark reddish purple powder
- yellow ferric oxide is a yellowish yellowish yellowish yellow powder that is almost insoluble in water.
- the iron sesquioxide can be appropriately selected according to the purpose for which there is no particular limitation.
- a trade name of Kasei Kasei Co., Ltd . ferric trioxide.
- the yellow iron sesquioxide can be appropriately selected according to the purpose for which there is no particular restriction.
- the trade name of Nippon Colorcon Co., Ltd . Yellow iron oxide colorcon
- the trade name of Junsei Chemical Co., Ltd . Examples include yellow ferric oxide.
- the iron oxide may be used alone or in combination of two or more.
- the content of the iron oxide in the pharmaceutical composition is not particularly limited and can be appropriately selected depending on the purpose.
- the content of the dihydropyridine compound in the pharmaceutical composition is 1 part by weight. 0.05 to 8 parts by mass is preferred 0.08 to 5 parts by mass is more preferred 0.1 to 5 parts by mass is even more preferred.
- the yellow ferric oxide shows a higher stability effect, when using only the yellow ferric oxide as the iron oxide, the yellow ferric oxide
- the iron content is preferably 0.05 to 1 part by mass, more preferably 0.0 to 1 part by mass, per 1 part by mass of the dihydropyridine compound in the pharmaceutical composition 0.1 to 0. More preferred is 5 parts by weight.
- the carrageenan is not particularly limited, and various carrageenans can be appropriately selected according to the purpose, and in particular, t-force laganan, ⁇ -force laginain, and ⁇ -force-laginan are preferable.
- carrageenan is a kind of polysaccharide generally used in the fields of pharmaceuticals and foods, and is a biological precursor of iKatsuraginan, Kappakikiraginan, ⁇ -forceraginan and carrageenan. It is known that there are several types such as certain one-powered ruginan and V-powered ruginan.
- carrageenan for example, a commercially available product can be used.
- FMC Corporation USA
- Miki Co., Ltd. and the like can also be obtained.
- the content of the carrageenan in the pharmaceutical yarn composition is not particularly limited, and can be appropriately selected according to the purpose.
- For 1 part by mass of the dihydropyridine-based compound in the pharmaceutical yarn composition 0. 05-1. 2 parts by weight are preferred 0. 05-: L 0 parts by weight are more preferred Further, 0.1 to 0.8 parts by mass is more preferable. 0.2 to 0.5% by mass is even more preferable.
- the pharmaceutical composition of the present invention may contain only acid iron or carrageenan, and may contain both acid iron and carrageenan! Good.
- the total content of the iron oxide and the carrageenan is not particularly limited and can be appropriately selected.
- the respective contents of are preferably within the range of the contents as described above with respect to the dihydropyridine compound in the pharmaceutical composition.
- the pharmaceutical composition includes excipients, binders, lubricants, disintegrating agents, coating agents, plasticizers, suspending agents, emulsifiers, as long as the effects of the present invention are not impaired.
- Additives such as flavoring agents, antioxidants, sugar-coating agents, moisture-proofing agents, fluidizing agents, or coloring agents may be contained. Further, the types of additives are not limited to these.
- the excipient can be appropriately selected without particular limitation.
- D-manntol sucrose (including purified sucrose), sodium bicarbonate, corn starch, potato starch, wheat starch , Rice starch, partially alpha-monified starch, crystalline cellulose, light anhydrous key acid, anhydrous calcium phosphate, precipitated calcium carbonate, calcium key.
- the binding agent is a force that can be appropriately selected without particular limitation.
- the lubricant is a force that can be appropriately selected without particular limitation.
- hydrogenated oil hydrogenated castor oil, stearic acid, magnesium stearate, calcium stearate, behenic acid glyceride, sodium stearyl fumarate Etc.
- the disintegrant can be appropriately selected without particular limitation.
- the coating agent can be appropriately selected without any particular limitation.
- Synthetic polymeric substances such as polybulurpyrrolidone, polybulassetal cetylaminoacetate, polybulalcol, polyoxyethylene polyoxypropylene glycol, macrogol, polysaccharides such as pullulan and chitosan, gelatin, succinylated gelatin, Natural polymer materials such as rubber rubber and shellac.
- the plasticizer can be appropriately selected without particular limitation, and examples thereof include dioctyl adipate, triethyl taenoate, triacetin, glycerin, concentrated glycerin, and propylene glycol.
- the suspending agent or the emulsifier can be appropriately selected without particular limitation.
- lecithin, sucrose fatty acid ester, polyglycerin fatty acid ester, polyoxyethylene hydrogenated castor oil, polysorbate, polyoxyethylene '' Examples include polyoxypropylene copolymers.
- the flavoring agent can be appropriately selected without particular limitation, and examples thereof include menthol, bran oil, lemon oil, orange oil and the like.
- the antioxidant may be appropriately selected without particular limitation, and examples thereof include sodium ascorbate, L-cystine, sodium sulfite, natural vitamin E, dibutylhydroxytoluene, hydroxy-sol, and the like. Is mentioned.
- the sugar-coating agent can be appropriately selected without particular limitation.
- Lactose starch, precipitated calcium carbonate, gum arabic, carnauba, wax, shellac, milo U, macrogol, ethyl cellulose, methylcellulose, popidone and the like.
- the moisture-proofing agent can be appropriately selected without particular limitation.
- magnesium silicate light anhydrous carboxylic acid, hydrogenated oil, stearic acid, magnesium stearate, paraffin, castor oil, macrogol
- examples include butyrate acetate, cellulose acetate phthalate, polybutacetal jetylaminoacetate and shellac.
- the fluidizing agent can be appropriately selected without particular limitation, and includes, for example, hydrous silicon dioxide, light anhydrous caustic acid, heavy anhydrous caustic acid, crystalline cellulose, synthetic aluminum carbonate. , Magnesium aluminate hydroxide, magnesium aluminate metasilicate, stearic acid, calcium stearate, magnesium stearate, tricalcium phosphate, tar, corn starch and the like.
- the colorant can be appropriately selected without particular limitation.
- edible yellow No. 4, edible yellow No. 5, edible red No. 2, edible red No. 102, edible blue No. 1, Tar-type pigments such as Food Blue No. 2 (Indigo Carmine), Food Yellow No. 4 Aluminum Lake, Titanium Oxide, Zinc Oxide, Talc, Turmeric Extract, Caramel, Carotene Solution, ⁇ -Carotene, Copper Chlorophyll, Copper Chlorophyllin Sodium, Riboflavin, carbon black, and medicinal charcoal.
- Each additive as the other component may be used alone or in combination of two or more.
- the content of the other components in the pharmaceutical composition can be appropriately selected depending on the purpose without particular limitation, provided that the effects of the present invention are not impaired.
- the dosage form of the pharmaceutical composition of the present invention is not particularly limited and may be appropriately selected depending on the intended purpose. Examples thereof include dosage forms as oral solid preparations. Powders, fine granules, granules, capsules, pills, tablets, troches, dry syrups, and the like. Among these, powders, granules, granules, tablets, capsules, and dry syrups are preferred, and granules, granules, and tablets are more preferable.
- the tablet is preferably a rapidly disintegrating tablet.
- the fast-disintegrating tablet in the present invention means a tablet that disintegrates very quickly, and usually has very little such as saliva in the mouth! It is a tablet that can disintegrate within 1 minute. Fast-disintegrating tablets are suitable for children and elderly people who have difficulty taking tablets.
- the method for producing the pharmaceutical composition of the present invention is not particularly limited and can be appropriately selected according to the purpose.
- the following methods are exemplified for various preferred dosage forms as described above. Is done.
- either iron oxide or carrageenan may be contained, or both acid iron and carrageenan may be contained.
- iron oxide and carrageenan are added separately regardless of the order of addition.
- both may be mixed in advance and added.
- the pharmaceutical composition can be produced, for example, as a powder by mixing a dihydropyridine compound and at least one of iron oxide and carrageenan and further adding the excipient.
- the pharmaceutical composition is, for example, mixed with a dihydropyridine compound, at least one of iron oxide and carrageenan, and further mixed with the excipient and the binder as necessary, and granulated.
- a granulated product can be obtained and manufactured as a fine granule or granule.
- additives such as a corrigent can be added to the granulated product to produce fine granules or condyles.
- the pharmaceutical composition can be produced, for example, by filling the granulated product into a capsule based on gelatin or hydroxypropyl methylcellulose and the like to produce a capsule.
- the pharmaceutical composition includes, for example, a suspending agent, a sugar-flavoring agent, etc. in the granulated product. It can also be manufactured as a dry syrup preparation by adding additives.
- the pharmaceutical composition is compression-molded by adding the additive such as the lubricant or the disintegrant to granules containing, for example, a dihydropyridine compound and at least one of iron oxide and carrageenan. It can also be manufactured as a tablet.
- the fine granules, granules, tablets, and the like may be coated with an enteric coating or sugar coating, if necessary.
- the fine granules and granules can be produced using, for example, known methods alone or in combination.
- the granulation method is the main operation method, and in addition, operations such as mixing, drying, sizing and classification can be combined as necessary.
- Examples of the granulation method include a wet granulation method in which a binder and a solvent are added to the powder for granulation, a dry granulation method in which the powder is compressed and granulated, and a heating and melting binder is added and heated.
- a melt granulation method for granulating can be used.
- a mixing and agitation granulation method using a planetary mixer or a screw-type mixer a high-speed mixing and agitation granulation method using a Henschel mixer super mixer, a cylindrical granulator, Extrusion granulation method, rolling granulation method, fluidized bed granulation method, compression granulation method, crushing granulation method, spraying using rotary type granulator, screw extrusion granulator, pellet mill granulator
- a granulation method can be used.
- the fine granules and granules in the present invention can be produced, for example, by further drying, crushing, and sizing using a dryer or fluidized bed. it can.
- the fine granules and granules in the present invention are, for example, iron oxide or a mixture of a dihydropyridine compound, an excipient and a binder mixed with a mixer or kneader.
- Carrageenan or a mixture thereof is added, mixed or kneaded, and extruded granulator Granulated product can be obtained by granulation.
- the extrusion granulator can be appropriately selected according to the purpose of restriction, and examples thereof include a basket type granulator (such as a cylindrical granulator).
- the obtained granulated product can be dried by a shelf dryer or a fluidized bed dryer and sized by a mill or an oscillator to obtain fine granules and granules.
- the fine granules and granules in the present invention may be used together with a dihydropyridine compound, an excipient and a lubricant together with a dry compactor such as a roller compactor or a slag tableting machine. While stirring and mixing pig iron or carrageenan, or a mixture thereof, they can be strongly pressed, shaped, and further crushed to an appropriate size for granulation.
- the granulated material prepared by these granulators may be used as it is as fine granules or granules in the present invention, but is further pulverized and sized by a power mill, a roll duller / rotor, a rotor speed mill or the like. Thus, fine granules and granules can be obtained.
- a granulation solvent may be used.
- These granulating solvents can be appropriately selected according to the purpose for which there is no particular limitation, and examples thereof include water and various organic solvents, and more specifically, for example, water, methanol, ethanol and the like. Lower alcohols, ketones such as acetone and methyl ethyl ketone, methylene chloride, or a mixture thereof.
- the example of the manufacturing method of the pharmaceutical composition of this invention as a tablet is demonstrated concretely.
- the said tablet can be manufactured, for example using a well-known method individually or in combination.
- the tableting method is the main operation method, but operations such as mixing, drying, sugar coating and coating can be combined.
- the tableting method include a direct compression method in which a dihydropyridine compound and a pharmacologically acceptable additive are mixed and directly compressed into a tablet by a tableting machine, or fine granules and granules.
- Examples include a wet granule compression method or a dry granule compression method in which a granule obtained by the same method as the production method is further compression-molded with a lubricant or a disintegrant as necessary.
- the tableting machine used for tablet compression molding is not particularly limited, and for example, a single tableting machine, a rotary tableting machine, a dry tableting machine, or the like can be used.
- Tablets in the present invention include, for example, excipients such as mannitol, polybulurpyrrolidone, Using a binder such as crystalline cellulose, a disintegrant such as carmellose sodium or crospovidone, or a lubricant such as magnesium stearate or talc, tableting can be performed by the method described above.
- excipients such as mannitol, polybulurpyrrolidone
- a binder such as crystalline cellulose
- a disintegrant such as carmellose sodium or crospovidone
- a lubricant such as magnesium stearate or talc
- the pharmaceutical composition according to the present invention can be manufactured as a rapidly disintegrating tablet in consideration of ingestion.
- the rapidly disintegrating tablet is a preferred embodiment of the tablet.
- the quick-disintegrating tablet in the present invention is, for example, mixed with dihydropyridine-based compound by adding mannitol and polyvinylpyrrolidone, acid iron or carrageenan, or both iron oxide and carrageenan, and then mixing with water and water. Add a mixture of organic solvents and knead. Next, this can be obtained by, for example, molding a tablet with a machine disclosed in Japanese Patent No. 3179658 and then drying it.
- the device disclosed in the above-mentioned Japanese Patent No. 3179658 is a device for tableting through a film at the time of tablet molding, and can be tableted without sticking to the molding punch even if wet powder is used. Fast disintegration This is the most suitable device for obtaining tablets. With this device, the disintegration time in the oral cavity is usually within 30 seconds.
- the use of the pharmaceutical composition of the present invention is not particularly limited, but for example, treatment of hypertension, renal parenchymal hypertension, renovascular hypertension, angina pectoris, and variant angina pectoris. It can be suitably used for medical treatment.
- the dosage of the dihydropyridine compound administered by the pharmaceutical composition of the present invention is not particularly limited.
- the amount of dihydropine compound or a pharmacologically acceptable salt thereof is generally 0.1 to 250 mg, preferably 1 to 125 mg, per day.
- the daily dose can be administered in one or more divided doses.
- the content of a dihydropyridine compound or a pharmacologically acceptable salt thereof in a pharmaceutical composition per administration is as follows: Usually 0.01 mg to 250 mg, preferably Is 0.1 mg to 125 mg.
- the method for stabilizing the dihydropyridine compound in the pharmaceutical composition of the present invention can be achieved by mixing the dihydropyridine compound with at least one of acid iron and carrageenan. Therefore, in the pharmaceutical composition, the state is not particularly limited as long as at least one of iron oxide and carrageenan exists in a mixture with the dihydropyridine compound.
- acid pig iron and carrageenan may each be contained alone in the pharmaceutical composition, or both may be contained in the pharmaceutical composition.
- iron oxide and carrageenan which are not limited in their usage, may be used separately regardless of the order of use. May be used.
- At least one of acid iron salt and carrageenan can suppress an increase in the amount of impurities derived from the dihydropyridine compound in the pharmaceutical composition containing the dihydropyridine compound. It is effective as a stabilizer.
- the present invention will be described in more detail with reference to production examples and examples, but the present invention is not limited thereto.
- a reagent or a reagent that complies with official regulations such as the Japanese Pharmacopoeia, Pharmaceutical Regulations, Japanese Pharmacopoeia Standards for Drugs 1997, food additives, etc. was used.
- Detector UV spectrophotometer (measurement wavelength: 241 nm), column: Inertsil ODS-2 4.6 mm X 15 cm, particle size 5 ⁇ m, column temperature: 40 ° C, flow rate: 1.0 mL / min, injection volume: 10 ⁇ L, Analysis time: 45 minutes, HPLC mobile phase A: Acetonitrile Z water ZHC104 (100: 900: 1), HPLC mobile phase B: Acetonitrile Z water ZHC10 (900: 100: 1), gradient program is According to Table 1.
- the sample was weighed and dissolved in a 30% acetonitrile solution to prepare a drug substance mass of 0.7 mg / mL. Centrifugation (3000 rpm, lOmin.) And filter filtration (excluding the initial flow of 4 mL) were performed as necessary to obtain sample solutions.
- a transparent glass bottle sealed or opened
- a petri dish the sample was spread evenly.
- a constant temperature and humidity chamber under the following conditions was used. 5 ° C: Product name Medical Cooling Unit
- RH Product name HIFLEX
- FX230p Product name FX230p
- YAMATO Product name DN94
- Light irradiation Total Illuminance 1.2 million lux-h, total near-ultraviolet radiation energy 200W'h / m 2 (according to ICH guidelines and Yakushu No. 422), trade name CTX01 (Nagano Science).
- Amlodipine besylate (Dr. Reddy's) and yellow iron sesquioxide 5 g (Pure Chemical Co., Ltd.) were mixed uniformly using a pestle in a mortar. The ethanol solution was added here and kneaded. This kneaded product was dried at 40 ° C. for 10 hours with a shelf dryer (DAE-20 type hot air dryer, Sanwa Koki Kogyo) to obtain granules (Example 1). Using amlodipine besylate 5 g and carrageenan 5 g (Sanki Co., Ltd.), granules were obtained in the same manner as in Example 1 (Example 2).
- Control Example 1 A granule of amphidi besylate alone was prepared in the same manner as in Example 1 except that yellow iron triacid was used.
- Example 1 Using the granules of Example 1 and Example 2 and Control Example 1, a storage stability test was conducted for 1 month in each condition of 5 ° C closed system, 40 ° C 75% RH open system, 60 ° C closed system. The impurity content was measured. The results are shown in Table 2. As a result, the impurity content of Example 1 containing yellow ferric iron phosphate was below the detection limit under all temperature and humidity conditions, and almost all the dipine besylate was decomposed. Was confirmed. The impurity content of Example 2 containing carrageenan was also confirmed to be stable at any temperature and humidity conditions as compared with Control Example 1.
- Example 1 and Example 2 blended with yellow ferric iron phosphate or carrageenan were more stable than Comparative Example 1 even under light irradiation conditions. From this test result, it is clear that a pharmaceutical composition that is not affected by the temperature, humidity, and light storage environment is provided by adding yellow ferric acid or carrageenan to dihydropyridine compounds. became.
- Amlodipine besylate 0.1 g, Mantol (Towa Kasei Kogyo Co., Ltd.) 4.85 g, and yellow trisuccinate 0.03 g were mixed in a mortar, and polybylpyrrolidone (ISP, hereinafter referred to as PVP-K30) ). The kneaded product was dried with a shelf dryer at 50 ° C. for 3 hours to obtain granules (Example 3). In the same manner, amlodipine besylate 0.1 g, mantol 4.85 g, and ferric sesquioxide (Hana Kasei) 0.03
- Granules were obtained using g (Example 4). Furthermore, in the same manner, granules were obtained using 0.1 ml of amlodipine besylate, 4.84 g of man-tol, and 0.20 g of carrageenan (Sanki Co., Ltd.) ( Example 5).
- Example 3 granules containing amlodipine besylate were obtained using the additives shown in Table 3 as a stabilizing agent instead of yellow ferric oxide.
- the additive is a solid composition, ascorbic acid (Daiichi Pharmaceutical Co., Ltd., hereinafter referred to as Asc), which is used as a stabilizer, etc., and magnesium hydroxide (Kyowa Chemical Industry Co., Ltd., hereinafter referred to as Hydroxyl Mg).
- Methacrylic acid copolymer LD (trade name Eudragit L30D-5 5, Rohm, hereinafter referred to as L30D-55), croscarmellose sodium (trade name Ac-Di-Sol, Asahi Kasei) Kogyo Co., Ltd.) was used.
- Control Example 2 was prepared as a system containing no stabilizer.
- amlodipine besylate and mannitol, yellow iron sesquioxide or carrageenan were mixed with mechanomyl (manufactured by Okada Seiko) and kneaded with an ethanol solution containing PVP-K30.
- EMP quick-disintegrating tableting system EMP quick-disintegrating tableting system
- the production conditions were as follows: the size during compression molding was 8mm in diameter, 3.2mm in thickness, the molding pressure was 15kgf, the primary drying temperature was 70 ° C, and the secondary drying temperature was 50 ° C. In the same manner, rapidly disintegrating tablets were obtained without adding yellow ferric oxide or carrageenan (Control Example 3).
- Fig. 4 shows the relationship between the compounding ratio of carrageenan to amlodipine besylate and the impurity content.
- a mixture of 10.2 g of amlodipine besylate, yellow iron sesquioxide, 0.5 g, 0.5 g of iron sesquioxide and 483.8 g of mantol was mixed well and kneaded with an ethanol solution containing PVP-K30.
- the obtained wet powder is tableted and dried using the EMP quick-disintegrating tableting system (EMT18 and ETD18: devices disclosed in Japanese Patent No. 3179658), and per tablet containing 3.47 mg of amlodipine besylate
- EMT18 and ETD18 devices disclosed in Japanese Patent No. 3179658
- a rapidly disintegrating tablet having a mass of 170 mg was obtained.
- the production conditions were as follows: the size during compression molding was 8 mm in diameter, 3.2 mm in thickness, the molding pressure was 15 kgf, the primary drying temperature was 70 ° C, and the secondary drying temperature was 50 ° C.
- Example 13 the stability effect of the mixed system of yellow iron trioxide and iron iron trioxide against amlodipine besylate was examined.
- a storage stability test was performed in a 40 ° C 75% closed system, a 60 ° C open system, and light irradiation conditions, and after one month, the impurity content was measured and compared with Control 3 and Example 7 (see Table 5). Show).
- Control 3 and Example 7 see Table 5
- Show Show
- Amlodipine besylate 0.35g, yellow iron sesquioxide, 0.0355g, crystalline cellulose (trade name Avicel PH101, Asahi Kasei Kogyo Co., Ltd., hereafter referred to as Avicel) and man-toll (Avicel: man-toll 4: 6) 17.61 g was thoroughly mixed, and the tableting pressure was 300 kgfC using Shimadzu Autograph AGS-1000D as a dry direct compression method to obtain tablets with a diameter of 8 mm and a mass of 180 mg (Example 14).
- the tablets obtained in Examples 14 to 16 and Control Example 4 were subjected to a storage stability test for 1 month under two conditions of 60 ° C open system and light irradiation, and the impurity content was measured. At this time, the impurity content in the open system at 60 ° C of Control Example 4 was 0.08%, and the impurity content under the light irradiation conditions was 0.45%. Further, in order to make a comparative evaluation based on the impurity content of Control Example 4, the impurity content ratio of Examples 14 to 16 relative to the impurity content of Control Example 4 is shown in FIG.
- Amlodipine besylate 0.058 g, iron sesquioxide, 0.029 g, crystalline cellulose (trade name Avicel PH102, Asahi Kasei Kogyo Co., Ltd., hereafter referred to as Avicel) and man-toll (Avicel: man-toll 4: 6) 2.91 g was sufficiently mixed, and the tableting pressure was 300 kgfC using Shimadzu Autograph AGS-1000D as a dry direct compression method to obtain tablets with a diameter of 8 mm and a mass of 180 mg (Example 17).
- Example 7 The tablets obtained in Examples 17 to 19 and Control Example 4 were subjected to a storage stability test for 1 month under two conditions of 60 ° C open system and light irradiation, and the impurity content was measured. At this time, the impurity content in the open system at 60 ° C of Control Example 4 was 0.08%, and the impurity content under the light irradiation conditions was 0.45%. For comparison and evaluation based on the impurity content of Control Example 4, the impurity content ratio of Examples 17 to 19 relative to the impurity content of Control Example 4 is shown in FIG.
- the impurity content decreased as the blending ratio increased with light irradiation at a blending ratio of 0.5 to 5 for ferric trioxide to amlodipine besylate. It was also confirmed that the impurity content can be suppressed by adding iron trioxide even under heating conditions. Also in the tablet, it became clear that the ferrous iron trioxide suppresses the decomposition of the dihydropyridine compound and has a stabilizing effect.
- Detector UV spectrophotometer (main measurement wavelength: 237 nm), column temperature: 40 ° C, column: Inertsil ODS— 3 (4.6 mm X 15
- a pharmaceutical composition containing a dihydropyridine compound is further combined with a dihydric pyridine compound and at least one of iron oxide and carrageenan to thereby produce granules and fine granules.
- a dosage form with a large specific surface area such as a dosage form or difficult to coat like a fast-disintegrating tablet It is possible to provide a pharmaceutical composition that can maintain the stability of the dihydropyridine compound against light, moisture, and heat without using the above.
- the stability of the dihydropyridine compound can be improved by mixing the dihydropyridine compound and at least one of iron oxide and carrageenan. It is possible to simplify a manufacturing process that does not require a process for applying a film or the like to a pharmaceutical composition, and improve productivity.
- the stabilization method or stabilizer according to the present invention that is, by mixing a dihydropyridine compound and at least one of acid iron and carrageenan, light, heat, and additive are mixed. Therefore, the degree of freedom in designing the formulation of the pharmaceutical composition can be increased. Therefore, the present invention According to the company, even in patients with low swallowing ability, the oral dosage rapidly disintegrating tablets, and the drug amount is formulated at a precise dose level according to the patient's symptoms and age Therefore, the pharmaceutical composition containing a dihydropyridine compound such as a granule or a split tablet can be provided. Accordingly, the pharmaceutical composition of the present invention can provide, for example, hypertension, renal parenchymal hypertension, renovascular hypertension for the elderly. It is useful for the treatment of angina, angina, and variant angina.
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Abstract
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Priority Applications (5)
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DE602005018387T DE602005018387D1 (de) | 2004-10-06 | 2005-10-05 | Medizinische zusammensetzung, verfahren zu ihrer hdihydropyridin-verbindung in einer medizinischen zusammensetzung |
EP05790185A EP1813274B1 (en) | 2004-10-06 | 2005-10-05 | Medicinal composition, process for producing the same, and method of stabilizing dihydropyridine compound in medicinal composition |
AT05790185T ATE451925T1 (de) | 2004-10-06 | 2005-10-05 | Medizinische zusammensetzung, verfahren zu ihrer herstellung und verfahren zur stabilisierung einer dihydropyridin-verbindung in einer medizinischen zusammensetzung |
US11/664,725 US20080095841A1 (en) | 2004-10-06 | 2005-10-05 | Pharmaceutical Composition, Method for Producing the Same, and Method for Stabilizing Dihydropyridine Compound in the Pharmaceutical Composition |
JP2006539323A JP4509118B2 (ja) | 2004-10-06 | 2005-10-05 | 医薬組成物及びその製造方法、並びに医薬組成物におけるジヒドロピリジン系化合物の安定化方法 |
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JP2004293771 | 2004-10-06 | ||
JP2004-293771 | 2004-10-06 |
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US (1) | US20080095841A1 (ja) |
EP (1) | EP1813274B1 (ja) |
JP (1) | JP4509118B2 (ja) |
CN (1) | CN101068546A (ja) |
AT (1) | ATE451925T1 (ja) |
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JP2013075893A (ja) * | 2011-09-13 | 2013-04-25 | Dainippon Sumitomo Pharma Co Ltd | イルベサルタンとアムロジピンまたはその塩を含有する安定化された医薬組成物 |
JP2012062327A (ja) * | 2011-12-26 | 2012-03-29 | Dainippon Sumitomo Pharma Co Ltd | 光安定性の向上した組成物 |
WO2013172297A1 (ja) | 2012-05-14 | 2013-11-21 | 塩野義製薬株式会社 | 6,7-不飽和-7-カルバモイルモルヒナン誘導体含有製剤 |
JP2014088454A (ja) * | 2014-02-21 | 2014-05-15 | Dainippon Sumitomo Pharma Co Ltd | 光安定性の向上した組成物 |
JP2020125330A (ja) * | 2014-10-10 | 2020-08-20 | エーザイ・アール・アンド・ディー・マネジメント株式会社 | 縮合アミノジヒドロチアジン誘導体の医薬組成物 |
JP2016033144A (ja) * | 2015-11-20 | 2016-03-10 | 大日本住友製薬株式会社 | 光安定性の向上した組成物 |
JP2020075869A (ja) * | 2018-11-05 | 2020-05-21 | 日本ケミファ株式会社 | カルシウム拮抗剤及びアンジオテンシンii受容体拮抗剤を有効成分として含有する錠剤 |
JP2019043964A (ja) * | 2018-12-25 | 2019-03-22 | 大日本住友製薬株式会社 | 光安定性の向上した組成物 |
Also Published As
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DE602005018387D1 (de) | 2010-01-28 |
EP1813274B1 (en) | 2009-12-16 |
EP1813274A1 (en) | 2007-08-01 |
ATE451925T1 (de) | 2010-01-15 |
US20080095841A1 (en) | 2008-04-24 |
EP1813274A4 (en) | 2007-11-07 |
JP4509118B2 (ja) | 2010-07-21 |
JPWO2006038661A1 (ja) | 2008-05-15 |
CN101068546A (zh) | 2007-11-07 |
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