WO2011105539A1 - 被覆固形製剤 - Google Patents
被覆固形製剤 Download PDFInfo
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- WO2011105539A1 WO2011105539A1 PCT/JP2011/054256 JP2011054256W WO2011105539A1 WO 2011105539 A1 WO2011105539 A1 WO 2011105539A1 JP 2011054256 W JP2011054256 W JP 2011054256W WO 2011105539 A1 WO2011105539 A1 WO 2011105539A1
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- solid preparation
- mass
- coated
- coated solid
- swellable clay
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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
- A61K9/28—Dragees; Coated pills or tablets, e.g. with film or compression coating
-
- 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
- A61K31/47—Quinolines; Isoquinolines
-
- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61K—PREPARATIONS FOR MEDICAL, DENTAL OR TOILETRY PURPOSES
- A61K47/00—Medicinal preparations characterised by the non-active ingredients used, e.g. carriers or inert additives; Targeting or modifying agents chemically bound to the active ingredient
- A61K47/30—Macromolecular organic or inorganic compounds, e.g. inorganic polyphosphates
- A61K47/32—Macromolecular compounds obtained by reactions only involving carbon-to-carbon unsaturated bonds, e.g. carbomers, poly(meth)acrylates, or polyvinyl pyrrolidone
-
- 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
- A61K9/28—Dragees; Coated pills or tablets, e.g. with film or compression coating
- A61K9/2806—Coating materials
- A61K9/2813—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
- A61K9/28—Dragees; Coated pills or tablets, e.g. with film or compression coating
- A61K9/2806—Coating materials
- A61K9/2833—Organic macromolecular compounds
- A61K9/284—Organic macromolecular compounds obtained by reactions only involving carbon-to-carbon unsaturated bonds, e.g. polyvinyl pyrrolidone
-
- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61P—SPECIFIC THERAPEUTIC ACTIVITY OF CHEMICAL COMPOUNDS OR MEDICINAL PREPARATIONS
- A61P11/00—Drugs for disorders of the respiratory system
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- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61P—SPECIFIC THERAPEUTIC ACTIVITY OF CHEMICAL COMPOUNDS OR MEDICINAL PREPARATIONS
- A61P11/00—Drugs for disorders of the respiratory system
- A61P11/02—Nasal agents, e.g. decongestants
-
- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61P—SPECIFIC THERAPEUTIC ACTIVITY OF CHEMICAL COMPOUNDS OR MEDICINAL PREPARATIONS
- A61P11/00—Drugs for disorders of the respiratory system
- A61P11/06—Antiasthmatics
Definitions
- the present invention relates to a coated solid preparation.
- Leukotriene is a lipid mediator produced from arachidonic acid by 5-lipoxygenase, and is involved in inflammation and contraction of airway muscles and decrease / accumulation of fluid volume in the lungs.
- Leukotrienes C4, D4, and E4 containing cysteine in the molecule are called cysteinyl leukotrienes, and their receptors include cysteinyl leukotriene type 1 (hereinafter “CysLT1”) receptor and cysteinyl leukotriene.
- Type 2 hereinafter “CysLT2” receptors are known.
- CysLT1 receptor and CysLT2 receptor are all expressed in mast cells, eosinophils and endothelial cells, and stimulate cysteinyl leukotrienes to induce inflammation in mast cells and stimulate chemokine production by mast cells , Causing bronchial asthma and inflammatory diseases.
- Montelukast is an orally active leukotriene receptor antagonist that selectively inhibits the CysLT1 receptor.
- Montelukast sodium salt (hereinafter "Montelukast sodium”) has been used as a useful therapeutic agent for respiratory diseases, asthma and allergic rhinitis.
- montelukast sodium has a very high hygroscopicity
- Singlea (registered trademark) tablets and Kipress (registered trademark) tablets sold as pharmaceuticals are 25 ° C. and 85% relative humidity (hereinafter referred to as “85% RH”).
- 85% RH 25 ° C. and 85% relative humidity
- each solid preparation is stored in the automatic packaging machine in a state of being exposed in advance from a packaging material such as a PTP sheet and stored for a long period of time.
- the protective effect of packaging materials is lost, especially for solid preparations with high hygroscopic properties of montelukast sodium, which are easily affected by humidity during storage and are extremely difficult to prepare as a single package. It is.
- patients prescribed a preparation containing montelukast sodium as the active ingredient have not gained the merit of a packaged preparation that improves medication compliance and improves the therapeutic effect.
- Development of a preparation containing montelukast sodium which can be applied to chemical preparations as an active ingredient is desired.
- the object of the present invention is to maintain the stability of the contained montelukast or its pharmacologically acceptable salt against humidity even in an unwrapped state, and can be applied to a packaged preparation. It is to provide a coated solid preparation containing montelukast.
- the present inventors have conducted intensive research and coated a solid preparation containing montelukast or a pharmacologically acceptable salt thereof with a coating agent containing a specific component in a specific state.
- a coating agent containing a specific component in a specific state.
- the present invention contains montelukast or a pharmacologically acceptable salt thereof as an active ingredient and is coated with a coating layer containing polyvinyl alcohol and a swellable clay, and the polyvinyl alcohol and the swellable clay in the coating layer
- a coated solid formulation having a mass ratio of 8: 2 to 3: 7 is provided.
- the swellable clay becomes a maze-like structure to prevent contact between the solid preparation and water vapor.
- montelukast which is a medicinal component, against humidity, and prevent the delayed disintegration and elution delay of the coated solid preparation caused by moisture absorption. be able to.
- the above-mentioned coated solid preparation exhibits a sufficient maze effect even when the coating layer is in a thin film state, it does not hinder the patient's use of the coated solid preparation.
- the swellable clay is preferably dispersed as a laminated structure, and the amount of increase in moisture absorption of the coated solid preparation at 40 ° C. and a relative humidity of 75% is preferably 3% by mass or less.
- the maze effect is strongly exerted, and the stability of the coated solid preparation and montelukast, which is a medicinal ingredient, to humidity can be further enhanced.
- the increase in moisture absorption of the coated solid preparation is 3% by mass or less in an environment of room temperature of 40 ° C. and relative humidity of 75%, quality stability that does not hinder handling in a normal room temperature environment is ensured for a long time. It is possible to stably maintain the decay delay and elution delay.
- the swellable clay is preferably bentonite or aluminum magnesium silicate.
- Bentonite and aluminum magnesium silicate cause a greater maze effect in the coating layer formed on the surface of the solid preparation, and thus can further improve the stability of the coated solid preparation against humidity.
- the present invention it is possible to maintain the stability of the coated solid preparation and the montelukast or pharmacologically acceptable salt thereof contained in the coated solid preparation against humidity even in an unwrapped state. Further, according to the present invention, it is possible to provide a coated solid preparation containing montelukast that can be applied to a single-packed preparation even in an unwrapped state, and for patients who have been prescribed the coated solid preparation. , Can contribute to improving medication compliance and improving therapeutic effects. Furthermore, the coated solid preparation of the present invention can be applied not only to tablets but also to granule preparations.
- FIG. 2 is a focused ion beam transmission electron microscope image of the film of Example 1.
- FIG. 3 is a focused ion beam transmission electron microscope image of the film of Example 2.
- FIG. It is a focused ion beam transmission electron microscope image of the film of Example 3.
- 6 is a focused ion beam transmission electron microscope image of the film of Comparative Example 4.
- the coated solid preparation of the present invention contains montelukast or a pharmacologically acceptable salt thereof as an active ingredient and is coated with a coating layer containing polyvinyl alcohol and swellable clay, and the polyvinyl alcohol and the swelling in the coating layer
- the mass ratio of the clay is 8: 2 to 3: 7.
- Solid formulation refers to a pharmaceutical product formulated to be solid, for example, tablets (including sublingual tablets and orally disintegrating tablets), capsules (including soft capsules and microcapsules), granules Agents, fine granules, powders, pills, troches, or films.
- Coated solid preparation refers to a preparation in which the surface of the solid preparation is coated with a coating agent to form a coating layer for preventing decomposition of medicinal components by oxygen, water vapor, light, etc.
- “Montelukast or a pharmacologically acceptable salt thereof” includes, for example, montelukast or montelukast sodium.
- Examples of commercially available preparations of montelukast sodium include 10 mg Singrea Tablets (Manyu Pharmaceutical Co., Ltd.), Singrea Chewable Tablets (Manyu Pharmaceutical Co., Ltd.), 4 mg Singrea Fine Granules (Manyu Pharmaceutical Co., Ltd.), Kipress Tablets (Kyorin Pharmaceutical Co., Ltd.) Company), Kipress Chewable Tablets (Kyorin Pharmaceutical Co., Ltd.) or Kipress Fine Granules 4 mg (Kyorin Pharmaceutical Co., Ltd.).
- Polyvinyl alcohol refers to an alcohol obtained by saponifying polyvinyl acetate, and only a few percent of acetate groups from partially saponified PVA in which several tens of percent of acetate groups remain. Up to fully saponified PVA that does not remain.
- the saponification degree of PVA is preferably 70 to 97 mol%. Further, the average degree of polymerization of PVA is preferably 200 to 3000, more preferably 600 to 2400.
- the PVA may be used by mixing two or more types of PVA having different saponification degrees and average polymerization degrees. When two or more types of PVA are mixed, for example, a high polymerization grade may be added to a low polymerization grade and mixed.
- PVA examples include various types of Poval (Kuraray) or Gohsenol (Nippon Synthetic Chemical Industry).
- “Swellable clay” refers to clay having swelling properties, and specifically, it has swelling properties among fine powder substances that exhibit viscosity and plasticity when containing an appropriate amount of water. It means a substance.
- the swellable clay is preferably negatively charged due to the composition balance of the metal salt species, and examples thereof include smectites such as hydrous aluminum silicate having a three-layer structure.
- Negatively charged is a state in which the swellable clay has a cation exchange capacity, and the charge amount is expressed as a cation exchange capacity (CEC).
- CEC cation exchange capacity
- the unit of cation exchange capacity is milliequivalent / 100 grams (hereinafter, “meq / 100 g”), and is generally expressed as the number of equivalents corresponding to the molar concentration of monovalent ions.
- smectite examples include beidellite, nontronite, saponite, hectorite, soconite, bentonite (hereinafter referred to as “BT”), magnesium aluminum silicate, or a mixture thereof.
- BT or magnesium aluminum silicate is preferable.
- BT is more preferable.
- the swellable clay is preferably dispersed as a laminated structure.
- laminated structure refers to a laminated structure formed by stacking a plurality of layered structures, and specifically refers to a structure in which 10 to 100 layers of swollen clay strips are stacked.
- the swellable clay band is preferably dispersed in a network and is plane-oriented.
- the state of the swollen clay band in the cross section in the thickness direction of the film can be observed using a transmission electron microscope (“TEM”) or the like.
- “Reticulated” is a two-dimensional representation of the state of dispersion of the swollen clay strip in the cross-section in the thickness direction of the film. The state that is.
- “Surface orientation” refers to a state in which swollen clay strips are stacked in the thickness direction of the film.
- the swollen state of the swellable clay refers to a swollen state in which the swellable clay contains a dispersion medium.
- the swellable clay in a swollen state include a dispersion obtained by suspending a swellable clay in a dispersion medium and stirring with a homogenizer or the like.
- the dispersion is filtered, all the swellable clay is filtered. It is preferable that it is in a dispersed state to the extent that it can pass through.
- filter paper used for said filtration operation it is No., for example. Examples thereof include 5B quantitative filter paper (ADVANTEC) and glass fiber filter paper GF / D (particle retention capacity 2.7 ⁇ m; Whatman).
- Examples of the dispersion medium of the coating agent containing the swellable clay, that is, the solvent used for the preparation of the coating agent include water, organic solvents such as lower alcohols having 5 or less carbon atoms, and mixed solvents thereof. Is preferred.
- a pharmaceutically acceptable additive may be added to the coating agent, and a surfactant can be added as long as the dispersibility of the swellable clay is improved, thereby improving the disintegration property of the coated solid preparation.
- a surfactant can be added as long as the dispersibility of the swellable clay is improved, thereby improving the disintegration property of the coated solid preparation.
- saccharides and sugar alcohols such as maltose, maltitol, sorbitol, xylitol, fructose, glucose, lactitol, isomaltose, lactose, erythritol, mannitol, trehalose or sucrose, croscarmellose sodium or low substitution degree Hydroxypropyl cellulose can be added.
- Additives generally used for coating in the pharmaceutical field may be further added to the coating agent.
- additives include coloring agents such as plant extract pigments that are shielding agents, oxidation agents, and the like. Titanium, calcium carbonate or silicon dioxide can be mentioned.
- Coating layer refers to a layer of a film formed by coating a solid preparation with a coating agent.
- the coating layer of the present invention contains PVA and swellable clay, and the mass ratio of PVA to swellable clay is 8: 2 to 3: 7, and preferably 6: 4 to 3: 7.
- the mass of the swellable clay is less than a quarter of the mass of the PVA, the maze effect by the swellable clay is reduced, and the stability of montelukast or its pharmacologically acceptable salt to humidity is low.
- the mass of the swellable clay is not sufficiently obtained and exceeds 2.3 times the mass of the PVA, the ratio of the swellable clay is too high and the laminated structure of the coating layer becomes non-uniform.
- the stability of the pharmacologically acceptable salt to humidity cannot be obtained sufficiently.
- the ratio of the swelling clay in the said coating layer is 5% or more with respect to the whole coating layer.
- the amount of increase in moisture absorption of the tablet is preferably 3% or less, more preferably 2% or less.
- the water vapor permeability of the coating layer is preferably 1.0 ⁇ 10 ⁇ 5 to 1.0 ⁇ 10 ⁇ 4 g ⁇ mm / cm 2 ⁇ 24 hr ⁇ atm, and 1.0 ⁇ 10 ⁇ 5 to 6. More preferably, it is 0 ⁇ 10 ⁇ 5 g ⁇ mm / cm 2 ⁇ 24 hr ⁇ atm, and it is 1.0 ⁇ 10 ⁇ 5 to 3.5 ⁇ 10 ⁇ 5 g ⁇ mm / cm 2 ⁇ 24 hr ⁇ atm. Is more preferable.
- the coating layer is preferably coated at a mass ratio of 2 to 200% with respect to the solid preparation. If the solid preparation is a tablet, the mass ratio is preferably 3 to 30%, and preferably 3 to 20%. More preferred is 3 to 15%.
- a coating pan or a coating machine for tablets As a method for coating the surface of a solid preparation with a coating agent, for example, use of a coating pan or a coating machine for tablets is possible if the solid preparation is in a tablet form. Moreover, if a solid formulation is a granular form or a powder form, use of a fluidized bed coating machine or a rolling fluidized bed coating machine is mentioned, for example.
- the coated solid preparation may be further coated with a functional film such as a gastric or enteric polymer substance.
- a functional film such as a gastric or enteric polymer material may be coated on the inside of the coating layer containing the PVA and the swellable clay of the present invention.
- dissolution at 40 ° C. and 75% RH for 1 week is significantly delayed compared to montelukast sodium tablet before storage (hereinafter referred to as “tablet before storage”). is there.
- the disintegration time of the tablet before storage was within 10 minutes, whereas the disintegration time of the tablet stored at 40 ° C. and 75% RH for 1 week reached 40 minutes.
- the condition of storage for 1 week at 40 ° C. and relative humidity of 75% is considered to be a condition that further accelerates the condition of storage for 4 weeks at 85% RH reported in a known document (Non-patent Document 1). .
- the amount of increase in moisture absorption and the disintegration delay time for tablets stored at 40 ° C. and 75% relative humidity for 1 week were evaluated, and the excellent effects of the present invention were confirmed.
- the disintegration test was conducted according to the 15th revised Japanese Pharmacopoeia disintegration test method, and the disintegration time was measured. That is, the test solution was distilled water, and the time when the tablet shape disappeared under the condition of 30 strokes / minute was defined as the disintegration time.
- the water vapor permeability of the coating layer constituting the coated solid preparation of the present invention was measured by partially modifying JIS K8123 (1994).
- the coating of the coating layer formed with an appropriately prepared coating agent is watermarked in the light, and a portion having a uniform thickness without a pinhole is selected and cut into a circle with a diameter of 3.5 cm.
- the thickness of the film was measured at 5 points.
- Example 1 In 234.6 parts by mass of water, 6.9 parts by mass of PVA (EG-05; Nippon Synthetic Chemical), 505.3 parts by mass of a 3.2% BT solution and 3.2 parts by mass of sorbitan monolaurate , “Span20”), and stirred with a homogenizer (Polytron Model KR) to obtain a coating agent (hereinafter “Example 1 coating agent”).
- the 3.2% BT solution was uniformly dispersed by adding 32 parts by weight of BT (Kunipia-F; Kunimine Industries, cation exchange capacity: 115 meq / 100 g) to 968 parts by weight of stirred water, and stirring the mixture with a homogenizer. Then, the filtrate obtained by suction filtration with filter paper was used.
- Example 1 coating agent was coated to a thickness of 50-60 ⁇ m.
- the tablets were coated up to.
- the amount of increase in moisture absorption and the decay delay time after storage for 1 week under the conditions of 40 ° C. and 75% relative humidity were calculated.
- Example 1 The coating agent was sprayed on the back of the polypropylene balance tray and immediately dried with warm air from a dryer. After repeating these operations several times, the balance tray was allowed to stand still in an oven at 50 ° C. and dried overnight, the film was peeled off from the balance tray, and the water vapor permeability was measured.
- Example 2 A coating film was formed in the same manner as in Example 1 from 329.8 parts by mass of water by adding 14.0 parts by mass of PVA and 656.2 parts by mass of a 3.2% BT solution and stirring with a homogenizer. The water vapor transmission rate was measured.
- Example 3 In the same manner as in Example 1 using 350.0 parts by mass of water, 20.0 parts by mass of PVA, 625.0 parts by mass of a 3.2% BT solution, and using a coating agent stirred with a homogenizer. Coated montelukast sodium tablets were obtained, and the amount of increase in moisture absorption after storage for 1 week under conditions of 40 ° C. and relative humidity of 75% RH was calculated. Moreover, the film
- Example 4 In the same manner as in Example 1, using 21.0 parts by mass of PVA and 437.5 parts by mass of a 3.2% BT solution in 541.5 parts by mass of water and using a coating agent stirred with a homogenizer. Coated montelukast sodium tablets were obtained, and the amount of increase in moisture absorption after storage for 1 week under conditions of 40 ° C. and relative humidity of 75% RH was calculated. Moreover, the film
- Example 5 In the same manner as in Example 1, 32.0 parts by mass of PVA and 250.0 parts by mass of 3.2% BT solution were added to 718.0 parts by mass of water, and the coating agent stirred with a homogenizer was used. Coated montelukast sodium tablets were obtained, and the amount of increase in moisture absorption after storage for 1 week under conditions of 40 ° C. and relative humidity of 75% RH was calculated. A film was prepared in the same manner as in Example 1, and the water vapor permeability was measured.
- Example 6 Add 6.9 parts by weight of PVA, 505.3 parts by weight of 3.2% aluminum magnesium silicate solution and 3.2 parts by weight of Span 20 to 234.6 parts by weight of water, and stir with a homogenizer to apply the coating agent.
- a film was prepared in the same manner as in Example 1, and the water vapor permeability was measured.
- the 3.2% aluminum magnesium silicate solution was prepared by adding 32 parts by weight of magnesium aluminum silicate (Veegum-HV; RT Vanderbilt Company, Inc.) to 968 parts by weight of stirred water, and using a homogenizer. The filtrate was stirred and dispersed uniformly and then suction filtered with a filter paper.
- Example 2 (Comparative Example 2) In the same manner as in Example 1, 7.0 parts by mass of PVA and 875.0 parts by mass of a 3.2% BT solution were added to 118.0 parts by mass of water, and the coating agent was stirred with a homogenizer. Coated montelukast sodium tablets were obtained, and the amount of increase in moisture absorption after storage for 1 week under conditions of 40 ° C. and 75% relative humidity was calculated. Moreover, the membrane
- Example 3 (Comparative Example 3) In the same manner as in Example 1, using 39.0 parts by mass of PVA and 125.0 parts by mass of 3.2% BT solution in 839.0 parts by mass of water and using a coating agent stirred with a homogenizer. Coated montelukast sodium tablets were obtained, and the amount of increase in moisture absorption after storage for 1 week under conditions of 40 ° C. and 75% relative humidity was calculated. Moreover, the membrane
- FIG. 1 is a microscopic image of Example 1
- FIG. 2 is a microscopic image of Example 2
- FIG. 3 is a microscopic image of Example 3
- FIG. 4 is a microscopic image of Comparative Example 3
- FIG. Are shown in FIG.
- BT is uniformly dispersed as a laminated structure in the film, but in FIG. 5, BT hardly forms the laminated structure. In FIG. 6, there are some places where the BT is not arranged. From the above observation results, it is presumed that the uniform dispersion of the laminated structure of BT greatly contributes to the moisture permeability of the film and the stability of solid preparations such as montelukast sodium tablets against humidity.
- Example 5 A coating film was prepared in the same manner as in Example 1 from a coating agent obtained by adding 16.0 parts by mass of PVA and 4.0 parts by mass of BT to 480.0 parts by mass of water, and stirring for 15 minutes with a magnetic stirrer. Then, the water vapor permeability was measured.
- Example 7 6.9 parts by mass of PVA, 505.3 parts by mass of 3.2% BT solution, 3.2 parts by mass of Span20 and 3.94 parts by mass of maltitol were added to 343.5 parts by mass of water, and the homogenizer was added. Using the coating agent stirred in step 1, a coated montelukast sodium tablet was obtained in the same manner as in Example 1, and the amount of increase in moisture absorption after storage for 1 week under the conditions of 40 ° C. and 75% relative humidity was calculated. A film was prepared in the same manner as in Example 1, and the water vapor permeability was measured.
- Table 2 shows the moisture absorption increase and water vapor permeability measured and calculated in Examples 1 and 7 and Comparative Example 5.
- the amount of increase in moisture absorption was 3% by mass in both cases where a nonionic surfactant was added to PVA and BT (Example 1) and when sugar alcohol was further added (Example 7).
- the water vapor permeability of the film was 1.0 ⁇ 10 ⁇ 4 or less.
- Example 5 From a comparison between Example 5 and Comparative Example 5, it was found that BT was preferably added in a swollen state, not as a powder.
- coated solid preparation of the present invention can be suitably used as a pharmaceutical that can be packaged.
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Abstract
Description
モンテルカストナトリウム錠(シングレア錠10mg;万有製薬株式会社)を40℃、相対湿度75%の条件下で1週間保存した錠剤(以下、「40℃75%RH 1週間保存錠剤」)について、溶出試験及び崩壊時間の測定を実施した。溶出試験は、第十五改訂日本薬局方溶出試験法第二法に従って行い、蒸留水に0.5%濃度のポリソルベート80を添加した試験液900mLに錠剤を投入し、経時的に溶出液を採取して下記HPLC条件で定量した。溶出プロファイルを図1に示す。
・移動相 : 酢酸塩緩衝液(pH3.5)/メタノール=15/85(v/v)
・カラム : Hypersil ODS(4.6×250mm)
・検出波長: 254nm
保存前錠剤及び保存後錠剤の質量を測定し、以下の式1によって吸湿増加量を算出した。
吸湿増加量(質量%)=((W-Ws)/Ws)×100 ・・・・・・式1
W : 保存後錠剤の質量(g)
Ws: 保存前錠剤の質量(g)
崩壊試験を第十五改訂日本薬局方崩壊試験法に従って実施し、崩壊時間を測定した。すなわち、試験液を蒸留水とし、ストローク30回/分の条件で錠剤の形状がなくなったときの時間を崩壊時間とした。
保存前錠剤の崩壊時間及び保存後錠剤を測定し、以下の式2によって崩壊遅延時間を算出した。
崩壊遅延時間(分)=T-Ts ・・・・・・式2
T : 保存後錠剤の崩壊時間(分)
Ts: 保存前錠剤の崩壊時間(分)
本発明の被覆固形製剤を構成する被覆層の水蒸気透過度の測定は、JIS K8123(1994)を一部改変して実施した。
水蒸気透過度P(g・mm/cm2・24hr・atm)=W×A/B×t×C・・・式3
W: 24時間で増加した質量(g)
A: 5箇所のフィルムの厚みの平均値(mm)
B: 透過面積πr2(cm2)
t: 経過時間(時間)
C: 気圧(atm)
234.6質量部の水に、6.9質量部のPVA(EG-05;日本合成化学)、505.3質量部の3.2%BT溶液及び3.2質量部のモノラウリン酸ソルビタン(以下、「Span20」)を加え、ホモジナイザー(ポリトロン Model KR)で撹拌してコーティング剤(以下、「実施例1コーティング剤」)を得た。なお、3.2%BT溶液は、撹拌した968質量部の水に32質量部のBT(クニピア‐F;クニミネ工業、カチオン交換能:115meq/100g)を添加し、ホモジナイザーで撹拌して均一分散させてから濾紙で吸引ろ過したろ液を用いた。
329.8質量部の水に、14.0質量部のPVA、656.2質量部の3.2%BT溶液を加え、ホモジナイザーで撹拌したコーティング剤から、実施例1と同様の方法で皮膜を作製し、その水蒸気透過度を測定した。
355.0質量部の水に、20.0質量部のPVA、625.0質量部の3.2%BT溶液を加え、ホモジナイザーで撹拌したコーティング剤を用いて、実施例1と同様の方法で被覆モンテルカストナトリウム錠を得て、40℃、相対湿度75%RHの条件下で1週間保存した後の吸湿増加量を算出した。また、実施例1と同様の方法でコーティング剤から皮膜を作製し、その水蒸気透過度を測定した。
541.5質量部の水に、21.0質量部のPVA、437.5質量部の3.2%BT溶液を加え、ホモジナイザーで撹拌したコーティング剤を用いて、実施例1と同様の方法で被覆モンテルカストナトリウム錠を得て、40℃、相対湿度75%RHの条件下で1週間保存した後の吸湿増加量を算出した。また、実施例1と同様の方法でコーティング剤から皮膜を作製し、その水蒸気透過度を測定した。
718.0質量部の水に、32.0質量部のPVA、250.0質量部の3.2%BT溶液を加え、ホモジナイザーで撹拌したコーティング剤を用いて、実施例1と同様の方法で被覆モンテルカストナトリウム錠を得て、40℃、相対湿度75%RHの条件下で1週間保存した後の吸湿増加量を算出した。また、実施例1と同様の方法で皮膜を作製し、その水蒸気透過度を測定した。
234.6質量部の水に6.9質量部のPVA、505.3質量部の3.2%ケイ酸アルミニウムマグネシウム溶液及び3.2質量部のSpan20を加え、ホモジナイザーで撹拌してコーティング剤を調製し、実施例1と同様の方法で皮膜を作製して、その水蒸気透過度を測定した。なお、3.2%ケイ酸アルミニウムマグネシウム溶液は、撹拌した968質量部の水に32質量部のケイ酸アルミニウムマグネシウム(Veegum‐HV;R.T.Vanderbilt Company,Inc.)を添加し、ホモジナイザーで撹拌して均一分散させてから濾紙で吸引ろ過したろ液を用いた。
モンテルカストナトリウム錠(シングレア錠10mg;万有製薬株式会社)を40℃、相対湿度75%の条件下で1週間保存した後の吸湿増加量及び崩壊遅延時間を算出した。
118.0質量部の水に、7.0質量部のPVA、875.0質量部の3.2%BT溶液を加え、ホモジナイザーで撹拌したコーティング剤を用いて、実施例1と同様の方法で被覆モンテルカストナトリウム錠を得て、40℃、相対湿度75%の条件下で1週間保存した後の吸湿増加量を算出した。また、実施例1と同様の方法でのコーティング剤から皮膜を作製し、その水蒸気透過度を測定した。
839.0質量部の水に、36.0質量部のPVA、125.0質量部の3.2%BT溶液を加え、ホモジナイザーで撹拌したコーティング剤を用いて、実施例1と同様の方法で被覆モンテルカストナトリウム錠を得て、40℃、相対湿度75%の条件下で1週間保存した後の吸湿増加量を算出した。また、実施例1と同様の方法でのコーティング剤から皮膜を作製し、その水蒸気透過度を測定した。
153.2質量部の水に、3.0質量部のPVA、843.8質量部の3.2%BT溶液を加え、ホモジナイザーで撹拌したコーティング剤から、実施例1と同様の方法で皮膜を作製し、その水蒸気透過度を測定した。
集束イオンビーム法を用い、実施例1~3並びに比較例3及び4で得たそれぞれの皮膜の縦断面を透過型電子顕微鏡で観察した。実施例1の顕微鏡像を図1に、実施例2の顕微鏡像を図2に、実施例3の顕微鏡像を図3に、比較例3の顕微鏡像を図4に、比較例4の顕微鏡像を図5に、それぞれ示す。
480.0質量部の水に、16.0質量部のPVA、4.0質量部のBTを加え、マグネチックスターラーで15分間撹拌したコーティング剤から、実施例1と同様の方法で皮膜を作製し、その水蒸気透過度を測定した。
343.5質量部の水に、6.9質量部のPVA、505.3質量部の3.2%BT溶液、3.2質量部のSpan20及び3.94質量部のマルチトールを加え、ホモジナイザーで撹拌したコーティング剤を用いて、実施例1と同様の方法で被覆モンテルカストナトリウム錠を得て、40℃、相対湿度75%の条件下で1週間保存した後の吸湿増加量を算出した。また、実施例1と同様の方法で皮膜を作製し、その水蒸気透過度を測定した。
Claims (3)
- モンテルカスト又はその薬理学的に許容可能な塩を有効成分として含有し、
ポリビニルアルコール及び膨潤性粘土を含む被覆層で被覆され、
前記被覆層における前記ポリビニルアルコールと前記膨潤性粘土の質量比が8:2~3:7であり、前記膨潤性粘土は積層構造体として分散している、被覆固形製剤。 - 40℃、相対湿度75%における被覆固形製剤の吸湿増加量が3質量%以下である、請求項1記載の被覆固形製剤。
- 前記膨潤性粘土は、ベントナイト又はケイ酸アルミニウムマグネシウムである、請求項1又は2記載の被覆固形製剤。
Priority Applications (11)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| SI201130706T SI2540298T1 (sl) | 2010-02-26 | 2011-02-25 | Obložen trden pripravek |
| CN201180011164.9A CN102762205B (zh) | 2010-02-26 | 2011-02-25 | 包衣固体制剂 |
| CA2785694A CA2785694C (en) | 2010-02-26 | 2011-02-25 | Coated solid montelukast preparation |
| US13/581,010 US8658208B2 (en) | 2010-02-26 | 2011-02-25 | Coated solid preparation |
| ES11747495.7T ES2552628T3 (es) | 2010-02-26 | 2011-02-25 | Preparación sólida dotada de recubrimiento |
| KR1020127018048A KR101445671B1 (ko) | 2010-02-26 | 2011-02-25 | 피복 고형 제제 |
| EP11747495.7A EP2540298B1 (en) | 2010-02-26 | 2011-02-25 | Coated solid preparation |
| MX2012007997A MX344141B (es) | 2010-02-26 | 2011-02-25 | Preparacion solida recubierta. |
| BR112012015923-2A BR112012015923A2 (pt) | 2010-02-26 | 2011-02-25 | "preparação sólida revestida" |
| PL11747495T PL2540298T3 (pl) | 2010-02-26 | 2011-02-25 | Powlekany stały preparat |
| JP2011509337A JP5761018B2 (ja) | 2010-02-26 | 2011-02-25 | 被覆固形製剤 |
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| JP2010-042066 | 2010-02-26 | ||
| JP2010042066 | 2010-02-26 |
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| WO2011105539A1 true WO2011105539A1 (ja) | 2011-09-01 |
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| PCT/JP2011/054256 Ceased WO2011105539A1 (ja) | 2010-02-26 | 2011-02-25 | 被覆固形製剤 |
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| Country | Link |
|---|---|
| US (1) | US8658208B2 (ja) |
| EP (1) | EP2540298B1 (ja) |
| JP (1) | JP5761018B2 (ja) |
| KR (1) | KR101445671B1 (ja) |
| CN (1) | CN102762205B (ja) |
| BR (1) | BR112012015923A2 (ja) |
| CA (1) | CA2785694C (ja) |
| ES (1) | ES2552628T3 (ja) |
| HU (1) | HUE026633T2 (ja) |
| MX (1) | MX344141B (ja) |
| PL (1) | PL2540298T3 (ja) |
| SI (1) | SI2540298T1 (ja) |
| TW (1) | TWI480067B (ja) |
| WO (1) | WO2011105539A1 (ja) |
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|---|---|---|---|---|
| CN102973532A (zh) * | 2012-12-28 | 2013-03-20 | 南京瑞尔医药有限公司 | 一种稳定的孟鲁司特钠片剂及制备方法 |
| WO2013045961A1 (en) * | 2011-09-29 | 2013-04-04 | Meditop Gyógyszeripari Kft. | Coating composition |
| JP2014530251A (ja) * | 2011-10-18 | 2014-11-17 | ナビファーム.カンパニー リミテッド | リューコトリエン拮抗剤とエピナスチンの複合製剤 |
| WO2020004298A1 (ja) * | 2018-06-25 | 2020-01-02 | 日本酢ビ・ポバール株式会社 | コーティング組成物並びに経口固形剤及びその製造方法 |
| WO2023224097A1 (ja) * | 2022-05-18 | 2023-11-23 | 東和薬品株式会社 | 膜形成用組成物、膜状組成物及びその利用 |
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| Publication number | Priority date | Publication date | Assignee | Title |
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| TWI438012B (zh) | 2008-12-25 | 2014-05-21 | Toray Industries | 固態製劑用之塗覆劑及使用其之固態製劑 |
| TWI658842B (zh) | 2014-03-31 | 2019-05-11 | 日商東麗股份有限公司 | 固體製劑用之被覆劑以及由其所形成之被膜及被覆固體製劑 |
| JP2021536467A (ja) | 2018-09-06 | 2021-12-27 | インノファーマスクリーン インコーポレイテッド | 喘息またはパーキンソン病の処置のための方法および組成物 |
| WO2020055455A1 (en) * | 2018-09-14 | 2020-03-19 | Cedars-Sinai Medical Center | Targeted nanoparticles for diagnosing, detecting, and treating cancer |
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| WO2013045961A1 (en) * | 2011-09-29 | 2013-04-04 | Meditop Gyógyszeripari Kft. | Coating composition |
| GB2509460A (en) * | 2011-09-29 | 2014-07-02 | Meditop Gy Gyszeripari Kft | Coating Composition |
| JP2014530251A (ja) * | 2011-10-18 | 2014-11-17 | ナビファーム.カンパニー リミテッド | リューコトリエン拮抗剤とエピナスチンの複合製剤 |
| CN102973532A (zh) * | 2012-12-28 | 2013-03-20 | 南京瑞尔医药有限公司 | 一种稳定的孟鲁司特钠片剂及制备方法 |
| WO2020004298A1 (ja) * | 2018-06-25 | 2020-01-02 | 日本酢ビ・ポバール株式会社 | コーティング組成物並びに経口固形剤及びその製造方法 |
| JP2020002013A (ja) * | 2018-06-25 | 2020-01-09 | 日本酢ビ・ポバール株式会社 | コーティング組成物並びに経口固形剤及びその製造方法 |
| JP7194524B2 (ja) | 2018-06-25 | 2022-12-22 | 日本酢ビ・ポバール株式会社 | コーティング組成物並びに経口固形剤及びその製造方法 |
| WO2023224097A1 (ja) * | 2022-05-18 | 2023-11-23 | 東和薬品株式会社 | 膜形成用組成物、膜状組成物及びその利用 |
Also Published As
| Publication number | Publication date |
|---|---|
| EP2540298A4 (en) | 2014-04-09 |
| BR112012015923A2 (pt) | 2020-09-08 |
| US8658208B2 (en) | 2014-02-25 |
| ES2552628T3 (es) | 2015-12-01 |
| KR101445671B1 (ko) | 2014-09-29 |
| JP5761018B2 (ja) | 2015-08-12 |
| SI2540298T1 (sl) | 2016-02-29 |
| EP2540298B1 (en) | 2015-11-04 |
| KR20120098877A (ko) | 2012-09-05 |
| HUE026633T2 (en) | 2016-06-28 |
| CN102762205B (zh) | 2014-03-12 |
| TW201136618A (en) | 2011-11-01 |
| MX2012007997A (es) | 2012-08-23 |
| MX344141B (es) | 2016-12-07 |
| TWI480067B (zh) | 2015-04-11 |
| EP2540298A1 (en) | 2013-01-02 |
| CA2785694C (en) | 2013-12-17 |
| CA2785694A1 (en) | 2011-09-01 |
| US20120321677A1 (en) | 2012-12-20 |
| CN102762205A (zh) | 2012-10-31 |
| PL2540298T3 (pl) | 2016-04-29 |
| JPWO2011105539A1 (ja) | 2013-06-20 |
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