WO2015005241A1 - 超速崩壊錠剤及びその製造方法 - Google Patents
超速崩壊錠剤及びその製造方法 Download PDFInfo
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- WO2015005241A1 WO2015005241A1 PCT/JP2014/067936 JP2014067936W WO2015005241A1 WO 2015005241 A1 WO2015005241 A1 WO 2015005241A1 JP 2014067936 W JP2014067936 W JP 2014067936W WO 2015005241 A1 WO2015005241 A1 WO 2015005241A1
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- tablet
- disintegrating tablet
- orally disintegrating
- tableting
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- 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
- A61K9/20—Pills, tablets, discs, rods
- A61K9/2004—Excipients; Inactive ingredients
- A61K9/2022—Organic macromolecular compounds
- A61K9/205—Polysaccharides, e.g. alginate, gums; Cyclodextrin
- A61K9/2054—Cellulose; Cellulose derivatives, e.g. hydroxypropyl methylcellulose
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- 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
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- 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
- A61K9/14—Particulate form, e.g. powders, Processes for size reducing of pure drugs or the resulting products, Pure drug nanoparticles
- A61K9/16—Agglomerates; Granulates; Microbeadlets ; Microspheres; Pellets; Solid products obtained by spray drying, spray freeze drying, spray congealing,(multiple) emulsion solvent evaporation or extraction
- A61K9/1605—Excipients; Inactive ingredients
- A61K9/1629—Organic macromolecular compounds
- A61K9/1652—Polysaccharides, e.g. alginate, cellulose derivatives; Cyclodextrin
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- 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
- A61K9/20—Pills, tablets, discs, rods
- A61K9/2004—Excipients; Inactive ingredients
- A61K9/2009—Inorganic compounds
-
- 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
- A61K9/20—Pills, tablets, discs, rods
- A61K9/2095—Tabletting processes; Dosage units made by direct compression of powders or specially processed granules, by eliminating solvents, by melt-extrusion, by injection molding, by 3D printing
Definitions
- the present invention relates to an orally disintegrating tablet having an extremely short oral disintegration time and high tablet hardness, a method for producing the same, and the like.
- Orally disintegrating tablets have been developed as highly convenient dosage forms that can be safely taken by patients, elderly people, children, etc. who have difficulty swallowing drugs, and can be taken easily without water. Orally disintegrating tablets have sufficient breaking strength (tablet hardness) that does not cause chipping or pulverization of tablets during tablet production, transportation or opening, as with normal tablets, and promptly in the oral cavity. It is important to have an excellent disintegration property (disintegration time) that disintegrates.
- tablet hardness and disintegration are properties that are opposite to each other.
- increasing the molding pressure to increase the hardness increases the disintegration time
- decreasing the molding pressure to decrease the disintegration time tends to decrease the hardness.
- various techniques have been developed to achieve a balance between these two properties, or to achieve an optimal balance between the two properties.
- particle components, granulation methods, and the like have been studied in order to impart excellent moldability to the particles or particle composition constituting the tablet.
- Orally disintegrating tablets are known to improve patient compliance, but patients who have a strong tendency to refuse to take drugs are known to exhale tablets with an orally disintegrating time of about 20-30 seconds. It has been. Therefore, for example, if the disintegration time is about several seconds, if the disintegration is remarkably high, the tablet disintegrates before taking it uncomfortable at the time of taking the medicine.
- Zydis (registered trademark) technology is known as a technology for producing such a tablet having extremely high disintegration property in the oral cavity, that is, a “super-fast disintegrating tablet”.
- This is a manufacturing technique of an oral solid dosage form developed by Cardinal Health Co. (currently Catalant USA), as described in Patent Document 1, using gelatin as a carrier material,
- This is a method for preparing a rapidly dispersible solid oral dosage form by suspending a bulk powder (medicinal component) together with mannitol and the like and then filling it into a blister, followed by lyophilization.
- Patent Document 2 describes an invention relating to a method for producing a freeze-dried fast dissolving multiphase dosage form.
- the method is a multi-phase rapid delivery method for delivering a pharmaceutically active ingredient by sequentially loading a formulation containing a non-gelling matrix-forming agent and a formulation containing a gelling matrix and lyophilizing them.
- Solvent form (FDDF) is prepared.
- Non-gelling gelatin is used as the non-gelling matrix forming agent
- gelling gelatin is used as the gelling matrix forming agent.
- the above prior art requires a special device for carrying out freeze-drying and cannot use a tableting machine with high production efficiency as in the case of producing ordinary tablets.
- the ultra-fast disintegrating tablet produced by the prior art has extremely low tablet hardness, an ultra-fast disintegrating tablet that exhibits tablet hardness at a level that enables normal PTP packaging is desired.
- the problem to be solved by the present invention is to solve the technical problems found in such conventional super-fast disintegrating tablets and to have a very high disintegration property (short disintegration time) capable of delivering a reliable patient's medication.
- an orally disintegrating tablet (super fast disintegrating tablet) having high tablet hardness that can be expected to be reduced to a practical level, and furthermore, such a super fast disintegrating tablet It is to provide a simple method that can be produced without complicated operations such as freeze-drying.
- the present inventor manufactures an ultra-fast disintegrating tablet having extremely high disintegration property and high tablet hardness by using a conventional granulation step by incorporating acid-type carboxymethyl cellulose as a disintegrant component into the orally disintegrating tablet. As a result, the present invention was completed.
- an orally disintegrating tablet which is a disintegrating tablet having a disintegration time in water of less than 15 seconds and a tablet hardness of 10 N or more and comprising a first disintegrant component comprising acid-type carboxymethylcellulose.
- An orally disintegrating tablet according to aspect 1 further comprising crystalline cellulose.
- the orally disintegrating tablet according to aspect 1 or 2 further comprising a bicarbonate.
- Aspect 5 The manufacturing method of the orally disintegrating tablet as described in any one of aspect 1 thru
- Aspect 6 The manufacturing method of the orally disintegrating tablet of the aspect 5 which includes a wet granulation process when manufacturing a disintegrating particle composition.
- Aspect 7 The manufacturing method of the orally disintegrating tablet of aspect 5 or 6 including a two-step granulation process when manufacturing a disintegrating particle composition.
- Aspect 8 The method for producing an orally disintegrating tablet according to any one of aspects 5 to 7, wherein tableting is performed by applying a tableting compression force of 1 to 30 kN.
- a disintegrating particle composition comprising a first disintegrant component comprising acid-type carboxymethylcellulose, which is used in the method for producing an orally disintegrating tablet according to any one of aspects 5 to 9.
- an ultra-fast disintegrating tablet having an extremely short oral disintegration time and high tablet hardness can be easily produced using an apparatus similar to a normal tablet.
- the present invention relates to a disintegrating tablet having a disintegration time in water of less than 15 seconds and a tablet hardness of 10 N or more, and relates to an orally disintegrating tablet comprising a first disintegrant component made of acid-type carboxymethylcellulose.
- the orally disintegrating tablet of the present invention further contains a bicarbonate.
- the amount of bicarbonate contained in the orally disintegrating tablet of the present invention can be appropriately determined by those skilled in the art depending on the amount and type of other ingredients such as medicinal ingredients and disintegrating particle compositions, but usually 0.1 to 20% by weight, preferably 0.5 to 15% by weight, and more preferably 0.5 to 10% by weight.
- the bicarbonate used in the present invention generates carbon dioxide such as sodium bicarbonate, potassium bicarbonate, lithium bicarbonate, rubidium bicarbonate and cesium bicarbonate, and is known to those skilled in the art as acceptable as a pharmaceutical ingredient. Any material can be used.
- the orally disintegrating tablet of the present invention does not need to contain gelatin that is substantially required as a carrier in the super fast disintegrating tablet in the prior art.
- the time until the disintegration progresses to such an extent that the tablet cannot be expelled is as short as possible.
- the time until completion of disintegration is as short as possible so that the medication is completed promptly and rejection of subsequent medications does not occur.
- the disintegration time in water of tablets that achieve such excellent medication is preferably less than 10 seconds, more preferably less than 7 seconds, and most preferably less than 5 seconds.
- the tablet hardness needs to be high to some extent, and is preferably 20N or more, more preferably 30N or more.
- Hardness Hardness (N) was measured using a digital Kiyama hardness meter (KHT-40N, Fujiwara Seisakusho).
- Disintegration time in water The disintegration time in water was measured using a disintegration tester (NT-400, Toyama Sangyo Co., Ltd.) according to the method described in the Japanese Pharmacopoeia (but without an auxiliary board). However, the bicarbonate-containing tablets were measured by a method using an auxiliary cylinder. The hardness and the disintegration time were measured 4 to 6 times, and the average value was used as the measurement result.
- the disintegration time in water obtained by the above measurement is the time until disintegration progresses to the extent that the tablet cannot be discharged when actually taking the tablet, and the oral disintegration time (time until disintegration is completed). ).
- the oral disintegration time in the examples one tablet was included in the oral cavity, and the time until the tablet was completely disintegrated was measured while maintaining a state of being sandwiched between the tongue and the upper jaw so as not to apply force. . A total of three times was conducted by several adult men and women, and the average value was taken as the measurement result.
- the specific surface area of the orally disintegrating tablet of the present invention is 0.75 to 1.50 mm 2 / mg, preferably 0.90 to 1.50 mm 2 / mg, more preferably Is preferably 0.90 to 1.30 mm 2 / mg.
- the medicinal ingredient contained in the orally disintegrating tablet of the present invention is a nutritional ingredient in a pharmaceutical ingredient or food / health food.
- a medicinal component alone or a component obtained by coating or granulating the medicinal component for the purpose of slow release or bitterness masking can be added.
- the medicinal component contained in the orally disintegrating tablet of the present invention there are no particular restrictions on the use and type of the medicinal component contained in the orally disintegrating tablet of the present invention.
- the use and type of the medicinal component include those for central nervous system, drugs for peripheral nervous system, and sensory organs. Medicine, vaginal cardiovascular medicine, respiratory organ medicine, digestive organ medicine, hormone agent, urogenital organ medicine, other individual organ system medicines, vitamins, nourishing tonics, blood and body fluid medicines, other metabolic properties Pharmaceuticals, sputum cell-stimulating drugs, oncology drugs, radiopharmaceuticals, allergy drugs, other tissue cell functional drugs, vaginal drugs, Kampo medicines, other herbal medicines and medicines based on Kampo medicines, antibiotics, chemotherapeutics, biological Pharmacological preparations, drugs for parasites, drugs for other pathogenic organisms, preparation drugs, diagnostic drugs, public health drugs, in vitro diagnostic drugs, and the like.
- the orally disintegrating tablet of the present invention includes, in addition to medicinal ingredients, excipients, surfactants, lubricants, sour agents, sweeteners, corrigents, fragrances, colorants, stabilizers and the like as necessary. Any other pharmaceutically acceptable ingredient may be included.
- these optional components for example, the corresponding components described in the Pharmaceutical Additives Dictionary (Pharmaceutical Daily) and the Japanese Pharmacopoeia can be used.
- the desired effect of this invention is show
- Such orally disintegrating tablets can be formulated by any method known to those skilled in the art, such as tableting.
- the disintegrating particle composition is mixed with a medicinal ingredient (or a pharmaceutical composition containing the medicinal ingredient) and other optional ingredients, and the resulting mixture is mixed with an appropriate one known to those skilled in the art.
- the manufacturing method include tableting using a tableting machine at a compression force of 1 to 30 kN, preferably 2 to 30 kN, more preferably 2 to 15 kN, and most preferably 3 to 15 kN. .
- a method called an “external lubricant tableting method” in which a lubricant such as magnesium stearate is previously sprayed or applied to a mortar and pestle of a tableting machine for lubrication can be used. Therefore, the present invention also relates to a collapsible particle composition used in such a production method.
- a medicinal component such as a powder state.
- a powder state a powder state.
- mixing of the medicinal ingredients and the disintegrating particle composition (solid trituration) and tableting can be carried out by any means / method known to those skilled in the art. At this time, the amount of the active ingredient contained in the orally disintegrating tablet can be easily adjusted so as to obtain an appropriate dosage according to the administration subject and administration purpose.
- Wicking is a disintegration mechanism in which moisture penetrates through components such as a disintegrant contained in a tablet, and as a result, the binding force between particles contained in the tablet weakens and proceeds.
- Acid type carboxymethyl cellulose is known as a representative example of such a disintegrant having a high effect of promoting wicking.
- Swelling is a disintegration mechanism in which the disintegrant itself swells and proceeds as a result of water permeating into the disintegrant.
- Acid-type carboxymethylcellulose which is the first disintegrant component contained in the disintegrating particle composition of the present invention, is a substance called carmellose and is used as a pharmaceutical additive. Similar to acid-type carboxymethylcellulose, for example, calcium salt of carboxymethylcellulose and a crosslinked product of sodium carboxymethylcellulose are both insoluble in water and used as a disintegrant in tablets and the like. On the other hand, sodium salt of carboxymethyl cellulose is water-soluble and is used for the purpose of a binder or the like. In addition, the salt of carboxymethylcellulose may be described as carmellose.
- the disintegrating particle composition preferably contains crystalline cellulose known to those skilled in the art. Representative examples thereof include commercially available products such as Avicel (FMC Corporation), Theolas (Asahi Kasei Chemicals), and Viva Poor (Lettemeyer).
- any disintegrating agent known to those skilled in the art other than acid-type carboxymethylcellulose can be used as the second disintegrating agent component of the disintegrating particle composition of the present invention.
- a disintegrant excellent in the effect of promoting swelling as a second disintegrant component other than Wicking, for example.
- disintegrants include crospovidone, croscarmellose sodium, carboxymethyl starch sodium, low-substituted hydroxypropyl cellulose, carboxymethyl cellulose calcium, hydroxypropyl starch, and starch.
- Crospovidone is a common name for a crosslinked polymer of 1-vinyl-2-pyrrolidone
- croscarmellose sodium is a common name for a crosslinked product of sodium carboxymethylcellulose.
- any compound known to those skilled in the art as an excipient is included.
- Representative examples thereof include sugars or sugar alcohols such as mannitol, erythritol, sorbitol, D-glutitol (maltitol), xylitol, trehalose, lactose and maltose.
- preferred examples include mannitol, erythritol, trehalose, sorbitol, and D-glutitol (maltitol).
- two or more compounds appropriately selected from these can be used.
- the disintegrating particle composition preferably contains crystalline cellulose in order to further improve the properties of the disintegrating tablet of the present invention.
- the disintegrating particle composition of the present invention is appropriately mixed with various optional components known to those skilled in the art for the purpose of adjusting various properties such as disintegration force, binding force, and tablet feeling. May be. Examples of such components include fluidizers, sweeteners, fragrances, and colorants.
- the amount of each component in the disintegrating particle composition of the present invention depends on the type of each component, the type and use of the medicinal component that is the target of use of the disintegrating particle composition, the use of the orally disintegrating tablet that is the final product, etc. Thus, those skilled in the art can appropriately determine.
- the first disintegrant component is 10 to 50% by weight
- the second disintegrant component is 1 to 20% by weight
- the excipient is 30 to 88% by weight with respect to the total weight of the disintegrating particle composition.
- the crystalline cellulose is in the range of 1 to 40% by weight.
- the disintegrating particle composition of the present invention can be produced by any method known to those skilled in the art. For example, a first wet granulation step using any one or two components, a two-stage granulation step comprising a second wet granulation step using at least the granulated product obtained in the first wet granulation step and the remaining components It can be manufactured by a three-stage granulation step including a third step of further mixing components in the step or the granulated product obtained in the second wet granulation step.
- the collapsible particle composition of the present invention may be produced by a one-step granulation process using all the components together.
- each granulation step is performed by a method of forming a composite by dispersing and drying each component in the presence of water, that is, a wet granulation method.
- a wet granulation method include spraying methods such as spray drying, tumbling granulation, stirring granulation, and fluidized bed granulation, freeze-drying methods, and kneading granulation. It can be produced by any method known to those skilled in the art.
- disintegrants such as acid-type carboxymethylcellulose are hydrophilic
- by performing an operation of applying physical force such as stirring in the presence of water by wet granulation particles from the aggregated state at the time of dry powder becomes more dispersed.
- Fluidized bed granulation for dispersion and drying by water spray, spray drying, tumbling granulation, stirring granulation, etc. can be performed most easily and the drying speed is fast, so these methods are preferable. .
- the fluidized bed granulation method is a granulation method performed by spraying water or an aqueous solution containing a binder while blowing up the powder with warm air, and it is easy to adjust the spraying conditions and the like. Is the most preferred method.
- each granulation step various conditions such as spraying speed, air supply temperature, exhaust temperature, air supply amount, etc. can be appropriately determined by those skilled in the art according to the type and amount of each component. .
- examples of the spray liquid medium include solvents acceptable for pharmaceuticals and foods such as water, ethanol, methanol, and acetone.
- examples of the spray liquid include an aqueous solution in which less than 10% of the components of the collapsible particle composition are dissolved, and water or the aqueous solution is particularly preferable.
- said disintegrating particle composition has the following physical properties. (1) Average particle size: 50 to 200 microns, (2) Water content: 0.5 to 6% by weight.
- Average particle size 2 g of disintegrating particle composition is measured using a ⁇ 75 mm automatic shaking sieve (M-2 type, Tsutsui Riken Kikai Co., Ltd.).
- Moisture 5 g of disintegrating particle composition is measured using a halogen moisture meter (HB43 type, METTLER TOLEDO).
- the granulated product had the following physical property values. (1) Average particle size: 93 microns, (2) Water content: 2.3% by weight.
- the obtained granulated product was mixed with 99.5 parts by weight of magnesium stearate (Taihei Chemical Industry Co., Ltd.) 0.5 part by weight, and a simple tablet molding machine (HANDTAB-100, Ichihashi Seiki Co., Ltd.) was used. Tableting was carried out at a tableting compression force of 6 kN and 8 kN to obtain tablets of Examples 7 to 8 of the present invention having a diameter of 8.0 mm, R6.5, and a weight of 150 mg.
- magnesium stearate Tihei Chemical Industry Co., Ltd.
- HANDTAB-100 Ichihashi Seiki Co., Ltd.
- the obtained granulated product is mixed with 99.5 parts by weight of magnesium stearate (Taihei Chemical Industry Co., Ltd.) 0.5 part by weight and mixed using a rotary tablet machine (VIRGO, Kikusui Seisakusho). Tableting was performed at a tablet compression force of 5 kN to obtain a tablet of Example 9 of the present invention having a diameter of 8.0 mm, a square flat tablet with a score line, and a weight of 150 mg.
- magnesium stearate Tihei Chemical Industry Co., Ltd.
- VIRGO Kikusui Seisakusho
- Example 10 of the present invention having a diameter of 8.0 mm, a square flat tablet with a score line, and a weight of 150 mg was compressed using a tableting compression force of 6 kN. Obtained.
- Example 11 of the present invention having a diameter of 8.0 mm, a corner flat tablet, and a weight of 100 mg was obtained.
- Example 13 of the present invention was obtained with a square tablet with score line and a weight of 100 mg.
- the obtained granulated product was mixed with 96.5 parts by weight, 3 parts by weight of sodium hydrogen carbonate (Wako Pure Chemical Industries) and 0.5 part by weight of sucralose (San-Eigen FFI Co., Ltd.). ⁇ Magnesium stearate (Taihei Chemical Industry Co., Ltd.) was applied to the candy, and tableting was performed using a simple tableting machine (HANDTAB-100, Ichihashi Seiki Co., Ltd.) with a tableting compression force of 2 kN, diameter 6.0 mm, corner A tablet of Example 15 of the present invention having a square tablet weight of 90 mg was obtained.
- HANDTAB-100 HANDTAB-100, Ichihashi Seiki Co., Ltd.
- Example 16 of the present invention having a diameter of 6.0 mm, a corner flat tablet, and a weight of 90 mg was compressed using a tableting compression force of 2 kN. Obtained.
- An orally disintegrating tablet that has extremely high disintegration properties (short disintegration time) that can be used for medication and has high tablet hardness that can be expected to reduce chipping of tablets to a practical level. Disintegrating tablets) can be provided.
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Abstract
Description
[態様1]
水中崩壊時間が15秒未満で、錠剤硬度が10N以上である崩壊性錠剤であって、酸型カルボキシメチルセルロースからなる第1の崩壊剤成分を含む口腔内崩壊錠剤。
[態様2]
さらに結晶セルロースを含む態様1記載の口腔内崩壊錠剤。
[態様3]
さらに炭酸水素塩を含む態様1又は2記載の口腔内崩壊錠剤。
[態様4]
錠剤の比表面積が0.75乃至1.50mm2/mgである、態様1乃至3のいずれか一項に記載の口腔内崩壊錠剤。
[態様5]
崩壊性粒子組成物を薬効成分と混合し、得られた混合物を打錠することを含む、態様1乃至4のいずれか一項に記載の口腔内崩壊錠剤の製造方法。
[態様6]
崩壊性粒子組成物を製造するときに湿式造粒工程を含む態様5記載の口腔内崩壊錠剤の製造方法。
[態様7]
崩壊性粒子組成物を製造するときに二段造粒工程を含む、態様5又は6記載の口腔内崩壊錠剤の製造方法。
[態様8]
打錠圧縮力1乃至30kNを加えて打錠する、態様5乃至7のいずれか一項に記載の口腔内崩壊錠剤の製造方法。
[態様9]
打錠圧縮力2乃至30kNを加えて打錠する、態様8記載の口腔内崩壊錠剤の製造方法。
[態様10]
態様5乃至9のいずれか一項に記載の口腔内崩壊錠剤の製造方法に用いる、酸型カルボキシメチルセルロースからなる第1の崩壊剤成分を含む崩壊性粒子組成物。
硬度:デジタル木屋式硬度計(KHT-40N、株式会社藤原製作所)を用いて、硬度(N)を測定した。
水中崩壊時間:日本薬局方記載の方法(ただし、補助盤なし)に従い、崩壊試験器(NT-400、富山産業株式会社)を用いて、水中崩壊時間を測定した。ただし、炭酸水素塩含有錠剤については、補助筒を用いた方法で測定した。硬度および崩壊時間はそれぞれ4~6回の測定を行い、それらの平均値を測定結果とした。
(1)平均粒子径:50~200ミクロン、(2)水分:0.5~6重量%。
平均粒子径:崩壊性粒子組成物2gを、φ75mm自動振とう篩器(M-2型、筒井理化学器械株式会社)を用いて測定する。
水分:崩壊性粒子組成物5gをハロゲン水分測定器(HB43型、メトラートレド株式会社)を用いて測定する。
第一湿式造粒工程として、マンニトール(D-マンニトール、メルク株式会社)280g、カルメロース(NS-300、五徳薬品株式会社)75g、結晶セルロース(セオラスPH-101、旭化成ケミカルズ株式会社)100gを流動層造粒機(LAB-1、株式会社パウレック)に投入し、精製水240gを24g/minの速度で噴霧することによって造粒し、さらに、第二湿式造粒工程として、クロスポビドン(ポリプラスドンINF-10、アイエスピー・ジャパン株式会社)40gを添加し、精製水300gを10g/minにて噴霧することによって、造粒物(本発明の崩壊性粒子組成物)を得た。尚、造粒物は以下の物性値を有していた。(1)平均粒子径:93ミクロン、(2)水分:2.3重量%。
得られた造粒物を簡易錠剤成形機(HANDTAB-100、市橋精機株式会社)を用い、打錠圧縮力3乃至6kNにおいて打錠し、直径8.0mm、隅角平錠、重量100乃至200mgの本発明の実施例1~6の錠剤を得た。
得られた造粒物99.5重量部に、ステアリン酸マグネシウム(太平化学産業株式会社)0.5重量部を加え混合し、簡易錠剤成形機(HANDTAB-100、市橋精機株式会社)を用い、打錠圧縮力6kN及び8kNにおいて打錠し、直径8.0mm、R6.5、重量250mgの比較例1~2の錠剤を得た。
こうして製造された本発明の錠剤、及び、比較例で得られた錠剤の各種物性値を以下の表に示す。表1のデータから、本発明の口腔内崩壊錠剤は水中崩壊時間が15秒未満の高い崩壊性、及び、10N以上である高い錠剤硬度を有する超速崩壊錠剤であることが示されている。
Claims (10)
- 水中崩壊時間が15秒未満で、錠剤硬度が10N以上である崩壊性錠剤であって、酸型カルボキシメチルセルロースからなる第1の崩壊剤成分を含む口腔内崩壊錠剤。
- さらに結晶セルロースを含む請求項1記載の口腔内崩壊錠剤。
- さらに炭酸水素塩を含む請求項1又は2記載の口腔内崩壊錠剤。
- 錠剤の比表面積が0.75乃至1.50mm2/mgである、請求項1乃至3のいずれか一項に記載の口腔内崩壊錠剤。
- 崩壊性粒子組成物を薬効成分と混合し、得られた混合物を打錠することを含む、請求項1乃至4のいずれか一項に記載の口腔内崩壊錠剤の製造方法。
- 崩壊性粒子組成物を製造するときに湿式造粒工程を含む請求項5記載の口腔内崩壊錠剤の製造方法。
- 崩壊性粒子組成物を製造するときに二段造粒工程を含む、請求項5又は6記載の口腔内崩壊錠剤の製造方法。
- 打錠圧縮力1乃至30kNを加えて打錠する、請求項5乃至7のいずれか一項に記載の口腔内崩壊錠剤の製造方法。
- 打錠圧縮力2乃至30kNを加えて打錠する、請求項8記載の口腔内崩壊錠剤の製造方法。
- 請求項5乃至9のいずれか一項に記載の口腔内崩壊錠剤の製造方法に用いる、酸型カルボキシメチルセルロースからなる第1の崩壊剤成分を含む崩壊性粒子組成物。
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JPWO2015005241A1 (ja) | 2017-03-02 |
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