WO2022014601A1 - フィルムコーティング錠剤 - Google Patents
フィルムコーティング錠剤 Download PDFInfo
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- WO2022014601A1 WO2022014601A1 PCT/JP2021/026329 JP2021026329W WO2022014601A1 WO 2022014601 A1 WO2022014601 A1 WO 2022014601A1 JP 2021026329 W JP2021026329 W JP 2021026329W WO 2022014601 A1 WO2022014601 A1 WO 2022014601A1
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- mass
- film layer
- tablet
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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
- A61K9/2886—Dragees; Coated pills or tablets, e.g. with film or compression coating having two or more different drug-free coatings; Tablets of the type inert core-drug layer-inactive layer
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- A—HUMAN NECESSITIES
- A23—FOODS OR FOODSTUFFS; TREATMENT THEREOF, NOT COVERED BY OTHER CLASSES
- A23L—FOODS, FOODSTUFFS OR NON-ALCOHOLIC BEVERAGES, NOT OTHERWISE PROVIDED FOR; PREPARATION OR TREATMENT THEREOF
- A23L29/00—Foods or foodstuffs containing additives; Preparation or treatment thereof
- A23L29/015—Inorganic compounds
-
- A—HUMAN NECESSITIES
- A23—FOODS OR FOODSTUFFS; TREATMENT THEREOF, NOT COVERED BY OTHER CLASSES
- A23L—FOODS, FOODSTUFFS OR NON-ALCOHOLIC BEVERAGES, NOT OTHERWISE PROVIDED FOR; PREPARATION OR TREATMENT THEREOF
- A23L29/00—Foods or foodstuffs containing additives; Preparation or treatment thereof
- A23L29/20—Foods or foodstuffs containing additives; Preparation or treatment thereof containing gelling or thickening agents
- A23L29/206—Foods or foodstuffs containing additives; Preparation or treatment thereof containing gelling or thickening agents of vegetable origin
- A23L29/256—Foods or foodstuffs containing additives; Preparation or treatment thereof containing gelling or thickening agents of vegetable origin from seaweeds, e.g. alginates, agar or carrageenan
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- A—HUMAN NECESSITIES
- A23—FOODS OR FOODSTUFFS; TREATMENT THEREOF, NOT COVERED BY OTHER CLASSES
- A23L—FOODS, FOODSTUFFS OR NON-ALCOHOLIC BEVERAGES, NOT OTHERWISE PROVIDED FOR; PREPARATION OR TREATMENT THEREOF
- A23L29/00—Foods or foodstuffs containing additives; Preparation or treatment thereof
- A23L29/20—Foods or foodstuffs containing additives; Preparation or treatment thereof containing gelling or thickening agents
- A23L29/269—Foods or foodstuffs containing additives; Preparation or treatment thereof containing gelling or thickening agents of microbial origin, e.g. xanthan or dextran
- A23L29/27—Xanthan not combined with other microbial gums
-
- 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
- A61K9/286—Polysaccharides, e.g. gums; Cyclodextrin
-
- 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
- A61K9/286—Polysaccharides, e.g. gums; Cyclodextrin
- A61K9/2866—Cellulose; Cellulose derivatives, e.g. hydroxypropyl methylcellulose
Definitions
- the present invention relates to a film-coated tablet. More specifically, the present invention relates to film-coated tablets used in the fields of pharmaceuticals and health foods.
- Oral administration of tablets, etc. is a common method of administration and ingestion of pharmaceutical active ingredients, nutritional supplement active ingredients, food ingredients, etc. Tablets are excellent in handleability, ingestibility, and portability, and are the dosage forms of the most commercially available orally-administered preparations.
- many tablets and large tablets may have to be taken.
- the form of tablets is widely used as a dosage form for dietary supplements, foods with functional claims, etc., and a plurality of tablets may be taken at one time.
- tablets can be difficult to take for the elderly, children, and patients with impaired swallowing function. Thus, taking multiple tablets or large tablets is a burden for various patients and consumers. Therefore, tablets that are easy to swallow are desired.
- Thickener is an ingredient for improving the slipperiness of tablets.
- it is also a component used for sustained release preparations in which elution of the active ingredient is suppressed or controlled, such as delaying the disintegration time of tablets. Therefore, in tablets containing a thickener in the film layer to make it easier to swallow, there is concern that the release of the active ingredient will be delayed due to the delay in disintegration time in the digestive tract, and the original efficacy and effect will not be fully exhibited. Will be done. Further, there is a problem that the elution of the active ingredient is lowered depending on the composition of the drug and the film layer contained in the tablet. Therefore, a film layer that does not affect the disintegration time of the uncoated tablet in the gastrointestinal tract while maintaining the slipperiness of the tablet is desired.
- An object of the present invention is to provide a film-coated tablet having excellent tablet slipperiness in the oral cavity and suppressing delay in disintegration time of the uncoated tablet.
- the tablet and the first film layer covering the tablet contain an inorganic salt, and the outer layer, the second film layer, contains a thickener, so that the tablet has excellent swallowability. It was found that a film-coated tablet having an improved disintegration time can be produced, and the present invention was made based on this finding.
- [1] with tablets A first film layer that covers the tablet and contains an inorganic salt, A film-coated tablet comprising a second film layer that covers the tablet coated with the first film layer and contains a thickener.
- the first film layer covering the tablet and A film-coated tablet comprising a second film layer that covers the outside of the first film layer and contains a thickener.
- the first film layer is a film-coated tablet containing an inorganic salt and a water-soluble film base having a viscosity of a 2% by mass aqueous solution at 20 ° C. of 100 mPa ⁇ s or less.
- the content of the inorganic salt in the first film layer is 20 to 55% by mass.
- the film-coated tablet according to any one of [1] to [3], wherein the content of the thickener in the second film layer is 20 to 40% by mass.
- the first film layer is 2 to 6 parts by mass with respect to 100 parts by mass of the uncoated tablet.
- the inorganic salt contained in the first film layer is at least one selected from the group consisting of potassium phosphate, sodium hydrogen carbonate and sodium chloride.
- the film-coated tablet according to any one of [1] to [5], wherein the thickener contained in the second film layer is at least one selected from the group consisting of sodium alginate and xanthan gum.
- the film-coated tablet of the present invention it is possible to provide a film-coated tablet in which the swallowability of the tablet is improved and the delay in disintegration time of the tablet in the gastrointestinal tract is suppressed.
- film-coated tablet will be described in detail with reference to the drawings.
- the film-coated tablets described in the embodiments are merely exemplified for explaining the film-coated tablets, and the present invention is not limited thereto.
- FIG. 1 is a schematic explanatory view showing a cross section of the film-coated tablet of the present invention.
- the film-coated tablet 10 includes an uncoated tablet 12 containing an active ingredient having a desired effect and effect, a first film layer 14 as an inner layer covering the outside of the uncoated tablet 12, and a first film-coated tablet 10. It includes a second film layer 16 as an outer layer that covers the outside of the tablet coated with one film layer.
- a first aspect of the present invention is a tablet, a first film layer coated with the tablet and containing an inorganic salt, and the tablet coated with the first film layer, and containing a thickener.
- a film-coated tablet comprising 2 film layers.
- the tablet surface becomes slippery, so that the tablet can be easily swallowed.
- the action of the inorganic salt in the first film layer can exert the effect of suppressing the delay in the disintegration time of the uncoated tablet.
- a second aspect of the present invention comprises a tablet, a film coating comprising a first film layer covering the tablet, and a second film layer covering the outside of the first film layer and containing a thickener.
- the viscosity of the thickener in the outer layer can be lowered by the action of the inorganic salt contained in the first film layer, so that water permeates into the tablet.
- a third aspect of the present invention is a film-coated tablet comprising a tablet, a first film layer that coats the tablet, and a second film layer that covers the outside of the first film layer and contains a thickener.
- the first film layer is a film-coated tablet containing an inorganic salt and a water-soluble film base having a viscosity of a 2% by mass aqueous solution at 20 ° C. of 100 mPa ⁇ s or less.
- the action of the inorganic salt contained in the first film layer exerts an effect that water quickly permeates into the tablet and the disintegration time of the uncoated tablet is shortened. can. Further, by containing a low-viscosity water-soluble film base in the first film layer, dissolution of the first film layer is promoted. Furthermore, since the viscosity of the liquid in which the first film layer is dissolved is low, it is possible to promote the penetration of water into the tablet.
- the film-coated tablet contains an inorganic salt in the first film layer and a thickener in the second film layer.
- the tablet surface is first imparted with slipperiness by the thickener of the second film layer in contact with water or saliva, and then by the action of the inorganic salt of the first film layer. It can exert the effect of suppressing the delay of the disintegration time of the tablet in the digestive tract.
- a plurality of film coating layers may be provided inside the first film layer, between the first film layer and the second film layer, and outside the second film layer.
- the shape of the tablet is not particularly limited, and examples thereof include a circular tablet, an oval tablet, and a flower-shaped tablet. Further, the tablet can be divided into two and four, if necessary, and one or two dividing lines can be provided.
- the size of the tablet is not particularly limited, and for example, in the case of a circular tablet, the diameter is preferably 3 mm or more and 20 mm or less.
- the lower limit value is more preferably 5 mm or more, further preferably 7 mm or more, and particularly preferably 9 mm or more.
- the upper limit value is more preferably 15 mm or less, still more preferably 12 mm or less.
- the thickness of the tablet is not particularly limited, and is preferably 2.0 mm or more and 10.0 mm or less, for example.
- the lower limit value is more preferably 2.5 mm or more, further preferably 3.0 mm or more, and particularly preferably 3.5 mm or more.
- the upper limit value is more preferably 9.0 mm or less, still more preferably 8.0 mm or less, and particularly preferably 6.0 mm or less.
- the tablet By setting the size and thickness of the tablet within the above range, the tablet can be easily taken.
- the coating amount of the first film layer is not particularly limited, and is preferably 0.1 part by mass or more and 20.0 parts by mass or less with respect to 100 parts by mass of the uncoated tablet.
- the lower limit is more preferably 0.5 parts by mass or more, further preferably 1.0 part by mass or more, and particularly preferably 2.0 parts by mass or more.
- the upper limit value is more preferably 15.0 parts by mass or less, further preferably 10.0 parts by mass or less, still more preferably 8.0 parts by mass or less, and particularly preferably 6.0 parts by mass or less. It is as follows.
- the coating amount of the second film layer is not particularly limited, and is preferably 0.1 part by mass or more and 20.0 parts by mass or less with respect to 100 parts by mass of the uncoated tablet.
- the lower limit is more preferably 0.5 parts by mass or more, further preferably 1.0 part by mass or more, and particularly preferably 2.0 parts by mass or more.
- the upper limit value is more preferably 15.0 parts by mass or less, further preferably 8.0 parts by mass or less, further preferably 6.0 parts by mass or less, and particularly preferably 4.0 parts by mass. It is less than a part.
- the first film layer is 2 to 6 parts by mass with respect to 100 parts by mass of the uncoated tablet
- the second film layer is 2 to 4 parts by mass with respect to 100 parts by mass of the uncoated tablet.
- Film-coated tablets are preferred.
- the mass ratio of the first film layer to the second film layer is preferably 1: 1, preferably 2: 1 and more preferably 3: 1.
- the thickness of the first film layer and the second film layer is not particularly limited, and is preferably 1 ⁇ m or more and 1000 ⁇ m or less, for example.
- the lower limit value is more preferably 3 ⁇ m or more, further preferably 5 ⁇ m or more, and particularly preferably 10 ⁇ m or more.
- the upper limit value is more preferably 500 ⁇ m or less, further preferably 200 ⁇ m or less, and particularly preferably 100 ⁇ m or less.
- the film thickness of the coating layer can be measured based on an image of the fracture surface of the pharmaceutical product using a scanning electron microscope.
- the first film layer contains an inorganic salt to shorten the disintegration time of the tablet. First, the components in the first film layer will be described in detail.
- the inorganic salt contained in the first film layer preferably reduces the viscosity of the thickener contained in the second film layer when the film-coated tablet is taken, thereby shortening the disintegration time of the tablet. That is, it is preferable that the inorganic salt reduces the viscosity of the thickener. In particular, the inorganic salt preferably reduces the viscosity of the thickener contained in the second film layer in the digestive organs after taking the film-coated tablet to shorten the disintegration time of the tablet.
- the viscosity of the second thickener aqueous solution As an example of the method for determining the characteristic that the inorganic salt lowers the viscosity of the thickener, for example, the viscosity (20 ° C.) of the first aqueous thickener solution having a thickening agent concentration of 1% by mass and the thickening agent.
- the viscosity of the second thickener aqueous solution When compared with the viscosity (20 ° C.) of the second thickener aqueous solution having an agent concentration of 1% by mass and an inorganic salt concentration of 2% by mass, the viscosity of the second thickener aqueous solution (20 ° C.) is higher.
- the viscosity of the first or second thickener aqueous solution can be measured by the capillary viscometer method described in the 17th revised Japanese Pharmacopoeia.
- the water-soluble film base is a base for forming a film containing an inorganic salt, and is not particularly limited as long as it is acceptable for applications such as pharmaceuticals and foods.
- a cellulose derivative is used.
- Synthetic resin polysaccharides and the like.
- the water-soluble film base examples include hydroxypropylmethyl cellulose (viscosity of 2% by mass aqueous solution at 20 ° C. is 15 mPa ⁇ s or less) and hydroxypropyl cellulose (viscosity of 2% by mass aqueous solution at 20 ° C. is 10 mPa ⁇ s or less).
- Polyvinyl alcohol viscosity of 4% by mass aqueous solution at 20 ° C. is 6 mPa ⁇ s or less
- polyvinylpyrrolidone average molecular weight of 40,000 or less
- methyl cellulose viscosity of 2% by mass aqueous solution at 20 ° C. is 15 mPa ⁇ s or less
- Pluran The viscosity of the 10% by mass aqueous solution at ° C. is 15 to 180 mPa ⁇ s).
- Preferred water-soluble film bases are hydroxypropylmethylcellulose and hydroxypropylcellulose from the viewpoint of being excellent in availability and coating. Further, these water-soluble film bases may be blended alone or in combination of two or more.
- the content of the water-soluble film base in the first film layer is not particularly limited, and is preferably 30% by mass or more and 80% by mass or less with respect to the mass of the first film layer, for example.
- the lower limit value is more preferably 33% by mass or more, further preferably 35% by mass or more, and particularly preferably 40% by mass or more.
- the upper limit value is more preferably 77% by mass or less, further preferably 75% by mass or less, and particularly preferably 74% by mass or less.
- the first film layer may contain other components, if necessary, in addition to the inorganic salt and the water-soluble film base.
- specific examples of the component to be added include, for example, a plasticizer, a sweetener, a flavoring substance, a coloring agent, a photoprotective agent, and the like.
- a thickener that reacts with the inorganic salt contained in the first film layer and gels should not be added to the first film layer. Is preferable. Further, it is more preferable not to add a thickener to the first film layer. By not blending the thickener, the first film layer is easily dissolved, and the inorganic salt contained in the first film layer is likely to act on the second film layer. The thickener will be described in the section of the second film layer.
- the flexibility and elasticity of the composition for coating the uncoated tablet can be adjusted, and the coating performance can be improved.
- the plasticizer imparts flexibility and elasticity to the composition, and is not particularly limited as long as it is acceptable for applications such as pharmaceuticals and foods.
- the plasticizer include polyethers, polyhydric alcohols, esters, organic acids, vegetable oils and the like.
- plasticizer examples include polyethylene glycol, polypropylene glycol, glycerin, glycerol, polyol, triethyl citrate, acetylmonoglyceride, butylphthalylbutylglycolate, dibutyl tartrate, propylene glycol, glycerol monostearate, and tripropioin.
- Glycerin citric acid, medium chain fatty acid oil, rapeseed oil and the like.
- polyethylene glycol is preferably, for example, 4000 or more and 20000 or less.
- polyethylene glycol include PEG6000 and PEG8000.
- these plasticizers may be blended alone or in combination of two or more.
- the tablets can be sweetened and easily taken.
- the sweetener is intended to give sweetness to tablets, and is not particularly limited as long as it is acceptable for applications such as pharmaceuticals and foods. Examples of the sweetener include natural sweeteners and artificial sweeteners.
- sweetener examples include erythritol, sorbitol, aspartame, acesulfame potassium, stevia, sucralose, glycyrrhizic acid, thaumatin, saccharin, and sodium saccharin. Further, these sweeteners may be blended alone or in combination of two or more.
- the flavor substance is intended to improve the sensory sensation of the tablet in the oral cavity, and is not particularly limited as long as it is acceptable for applications such as pharmaceuticals and foods.
- Examples of the flavor substance include natural vegetable oils and aldehyde compounds.
- flavor substance examples include spearmint oil, peppermint oil, cinnamon oil, fruit essence, benzaldehyde, neral, decanal, trillaldehyde, 2-dodenal, aldehyde C-8, aldehyde C-9, and aldehyde C-12. , 2,6-Dimethyloctanal and the like. Further, these flavor substances may be blended alone or in combination of two or more.
- the tablet By adding a colorant to the first film layer, the tablet can be colored and the palatability and distinctiveness of the coated solid preparation can be enhanced.
- the colorant is intended to improve the palatability and distinctiveness of tablets, and is not particularly limited as long as it is acceptable for applications such as pharmaceuticals and foods. Examples of the colorant include natural pigments and synthetic pigments.
- the colorant examples include cochineal, carmine, curcumin, riboflavin, annat, titanium oxide, yellow iron sesquioxide, iron sesquioxide, talc, calcined silica, magnesium carbonate, edible blue No. 1, and edible blue No. 2.
- Edible Yellow No. 4 Edible Yellow No. 5, Edible Green No. 3, Edible Red No. 2, Edible Red No. 3, Edible Red No. 102, Edible Red No. 104, Edible Red No. 105, Edible Red No. 106, etc. Fees and the like can be mentioned. Further, these colorants may be blended alone or in combination of two or more.
- the photoprotective agent imparts a light-shielding property to the tablet, and is not particularly limited as long as it is acceptable for applications such as pharmaceuticals and foods.
- Examples of the photoprotective agent include oxides and tar-based dyes.
- photoprotective agent examples include titanium oxide, yellow iron sesquioxide, iron sesquioxide, edible yellow No. 5, edible yellow No. 4, and the like. Further, these photoprotective agents may be blended alone or in combination of two or more.
- Film coating method Next, a method of coating the uncoated lock will be described.
- a film coating method for uncoated tablets a conventional method for producing a film-coated tablet used in the present technology can be used.
- Examples of the film coating method for the uncoated tablet include a method of film coating with a film coating machine.
- a film coating machine As a specific example, an uncoated tablet containing an active ingredient and an additive is charged in a film coating machine, and the component contained in the first film layer is an organic solvent such as water, ethanol, hexane, ethyl acetate, or isopropyl alcohol, or a mixture thereof.
- the coating liquid prepared by dissolving and dispersing in the solvent of the solution can be coated by spraying the uncoated tablet and drying it.
- Preferred combinations of the inorganic salt contained in the first film layer and the thickener contained in the second film layer include the following (a) and (b).
- the inorganic salt contained in the first film layer is at least one selected from the group consisting of potassium phosphate, sodium hydrogen carbonate and potassium chloride, and the thickener contained in the second film layer is It is alginic acid.
- the inorganic salt contained in the first film layer is at least one selected from the group consisting of potassium phosphate, sodium hydrogen carbonate and potassium chloride, and the thickener contained in the second film layer is Xanthan gum.
- the viscosity of a 2% by mass aqueous solution at 20 ° C is 100 mPa ⁇ s or more, and as a hydroxypropylmethyl cellulose, the viscosity of a 2 mass% aqueous solution at 20 ° C is 150 mPa ⁇ s or more, as hydroxypropyl cellulose.
- the viscosity of the 2% by mass aqueous solution at 20 ° C. is 1000 mPa ⁇ s or more.
- Preferred thickeners are sodium alginate and xanthan gum from the viewpoint of improving the slipperiness of the tablet surface when in contact with water and facilitating swallowing of the tablet. Further, these thickeners may be blended alone or in combination of two or more.
- the viscosity of the thickener can be measured by the capillary viscometer method described in the 17th revised Japanese Pharmacopoeia.
- the content of the thickener in the second film layer is not particularly limited, and is preferably 10% by mass or more and 50% by mass or less with respect to the mass of the second film layer, for example.
- the lower limit is more preferably 13% by mass or more, further preferably 15% by mass or more, and particularly preferably 20% by mass or more.
- the upper limit value is more preferably 47% by mass or less, further preferably 45% by mass or less, and particularly preferably 40% by mass or less.
- One aspect of the present invention is a film coating in which the content of the inorganic salt in the first film layer is 20 to 55% by mass and the content of the thickener in the second film layer is 20 to 40% by mass. Tablets are preferred.
- the swallowing property of the tablet and the effect of suppressing the delay in disintegration time of the uncoated tablet are further improved. Can be.
- the mass ratio of the inorganic salt contained in the first film layer to the thickener contained in the second film layer is preferably 1: 1 to 4: 1, more preferably. 3: 1, more preferably 4: 1.
- the water-soluble film base is a base in a composition for coating an uncoated tablet, and is not particularly limited as long as it is acceptable for applications such as pharmaceuticals and foods.
- Examples of the water-soluble film base include cellulose derivatives, synthetic resins, polysaccharides and the like.
- the viscosity of the water-soluble film base is not particularly limited, but a low-viscosity polymer that quickly dissolves in water is preferable.
- the viscosity of the water-soluble film base is preferably, for example, a viscosity of a 2% by mass aqueous solution at 20 ° C. of 0.1 mPa ⁇ s or more and 50 mPa ⁇ s or less.
- the lower limit value is more preferably 1 mPa ⁇ s or more, further preferably 2 mPa ⁇ s or more, and particularly preferably 3 mPa ⁇ s or more.
- the upper limit value is more preferably 45 mPa ⁇ s or less, further preferably 40 mPa ⁇ s or less, and particularly preferably 35 mPa ⁇ s or less.
- the viscosity of the water-soluble film base can be measured by the capillary viscometer method described in the 17th revised Japanese Pharmacopoeia.
- the water-soluble film base examples include hydroxypropylmethyl cellulose (viscosity of a 2% by mass aqueous solution at 20 ° C. of 15 mPa ⁇ s or less) and hydroxypropyl cellulose (viscosity of a 2% by mass aqueous solution at 20 ° C. of 10 mPa ⁇ s or less).
- Polyvinyl alcohol viscosity of 4% by mass aqueous solution at 20 ° C. is 6 mPa ⁇ s or less
- polyvinylpyrrolidone average molecular weight of 40,000 or less
- methyl cellulose viscosity of 2% by mass aqueous solution at 20 ° C.
- Preferred water-soluble film bases are hydroxypropylmethylcellulose and hydroxypropylcellulose from the viewpoint of being excellent in availability and coating. Further, these water-soluble film bases may be blended alone or in combination of two or more.
- the content of the water-soluble film base in the second film layer is not particularly limited, and is preferably 30% by mass or more and 70% by mass or less with respect to the mass of the second film layer, for example.
- the lower limit value is more preferably 33% by mass or more, further preferably 35% by mass or more, and particularly preferably 40% by mass or more.
- the upper limit value is more preferably 67% by mass or less, further preferably 65% by mass or less, and particularly preferably 60% by mass or less.
- the second film layer may contain other components, if necessary, in addition to the thickener and the water-soluble film base.
- specific examples of the component to be added include, for example, a plasticizer, a sweetener, a flavoring substance, a coloring agent, a light protective agent, and the like, as in the case of the first film layer.
- the second film layer In order to maintain the function of the second film layer that imparts slipperiness to the tablet surface and improve swallowability, and to effectively exert the function of the first film layer in the digestive tract, it is dissolved in water. It is preferable not to add an inorganic salt such as potassium phosphate, sodium hydrogen carbonate, or sodium chloride that reacts with the thickener to the second film layer.
- an inorganic salt such as potassium phosphate, sodium hydrogen carbonate, or sodium chloride that reacts with the thickener to the second film layer.
- a film coating method for an uncoated tablet having a first film layer a conventional method for producing a film-coated tablet used in the present technology can be used.
- a film coating method for a solvent having a first film layer for example, the solvent having a first film layer is charged in a film coating machine, and the components contained in the second film layer are water, ethanol, hexane, ethyl acetate.
- An organic solvent such as isopropyl alcohol, or a coating solution prepared by dissolving and dispersing in a solvent of a mixed solution thereof is sprayed on the uncoated tablet and dried.
- the second film layer containing the thickener can exert the effect of imparting slipperiness to the tablet surface and improving the swallowability of the tablet.
- the uncoated tablet contains an active ingredient, and the formulation of the uncoated tablet is not particularly limited and does not affect the film layer. First, the components of the uncoated tablet will be described in detail.
- the active ingredient is not particularly limited as long as it exhibits efficacy and effect and is acceptable for applications such as pharmaceuticals and foods.
- Examples of the active ingredient include pharmaceutical ingredients, quasi-drugs, OTC pharmaceutical products, Chinese herbal medicines, crude drugs, cosmetics, cosmetics, health foods, pharmaceutical ingredients used in supplements, and functional ingredients.
- the pharmaceutical component and the functional component include lipid regulators, antidiabetic agents, appetite suppressants, antihypertensive agents, vasodilators, ⁇ -adrenaline receptor blockers, cardiotonic ion channel agents, and arrhythmia therapeutic agents.
- the uncoated tablet may contain an additive in addition to the active ingredient, if necessary.
- the additive include excipients, binders, disintegrants, lubricants, stabilizers, preservatives, colorants and the like.
- the bulk of the uncoated tablet can be adjusted and the tablet can be easily taken.
- the excipient is for adjusting the bulk of the uncoated tablet, and is not particularly limited as long as it is acceptable for applications such as pharmaceuticals and foods. Examples of the excipient include sugars, phosphates, sulfates and the like.
- excipient examples include crystalline cellulose, lactose, sucrose, mannitol, glucose, starch, calcium phosphate and the like. In addition, these excipients may be blended alone or in combination of two or more.
- the binder is intended to increase the binding force of the powder component to impart tablet hardness, and is not particularly limited as long as it is acceptable for applications such as pharmaceuticals and foods.
- the binder include cellulose derivatives, synthetic resins, saccharides, polyethers, waxes and the like.
- binder examples include carboxymethyl cellulose, hydroxyethyl cellulose, hydroxypropylmethyl cellulose, hydroxypropyl cellulose, polyvinylpyrrolidone, polyvinyl alcohol, polyacrylic acid, polymethacrylic acid, glucose, sucrose, lactose, malt sugar, dextrin, and sorbitol. , Mannitol, polyethylene glycol, paraffin, arabic gum, gelatin, agar, starch, pullulan and the like. Further, these binders may be blended alone or in combination of two or more.
- Test Example 1 150 g of the uncoated tablet obtained in Test Example 1 is placed in a drum-type tablet coating machine (DRC-200 type, Paulec Co., Ltd.), and the first coating liquid is added to 100 parts by mass of the uncoated tablet up to 2 parts by mass in terms of solid content. Coated by spraying. Next, the second coating liquid was coated by spraying up to 2 parts by mass in terms of solid content with respect to 100 parts by mass of the uncoated tablet.
- DRC-200 type Paulec Co., Ltd.
- Example 5 87.51 parts by mass of purified water, 0.84 parts by mass of polyethylene glycol 6000 (Macrogol 6000R, Nichiyu Co., Ltd.), 6.66 parts by mass of sodium hydrogen carbonate (special grade, Fuji Film Wako Pure Chemical Industries, Ltd.), hydroxypropyl 5.00 parts by mass of cellulose (HPC-SSL, Nippon Soda Co., Ltd.) was added, and the mixture was dissolved and dispersed to prepare a first coating liquid. A second coating liquid was prepared in the same manner as in Example 4.
- Test Example 1 150 g of the uncoated tablet obtained in Test Example 1 is placed in a drum-type tablet coating machine (DRC-200 type, Paulec Co., Ltd.), and the first coating liquid is added to 100 parts by mass of the uncoated tablet up to 2 parts by mass in terms of solid content. Coated by spraying. Next, the second coating liquid was coated by spraying up to 2 parts by mass in terms of solid content with respect to 100 parts by mass of the uncoated tablet.
- DRC-200 type Paulec Co., Ltd.
- Example 6 In a mixed solution consisting of 39.83 parts by mass of absolute ethanol and 48.13 parts by mass of purified water, 0.84 parts by mass of glycerin fatty acid ester (Mibaset 9-45K, Koyo Shokai Co., Ltd.), potassium dihydrogen phosphate (special grade, Fuji Film Wako Junyaku Co., Ltd.) 6.66 parts by mass and hydroxypropyl cellulose (HPC-SSL, Nippon Soda Co., Ltd.) 5.00 parts by mass were added, and dissolved and dispersed to prepare the first coating liquid.
- glycerin fatty acid ester Mobaset 9-45K, Koyo Shokai Co., Ltd.
- potassium dihydrogen phosphate special grade, Fuji Film Wako Junyaku Co., Ltd.
- HPC-SSL hydroxypropyl cellulose
- Test Example 1 150 g of the uncoated tablet obtained in Test Example 1 is placed in a drum type tablet coating machine (DRC-200 type, Paulec Co., Ltd.), and the first coating liquid is added to 100 parts by mass of the uncoated tablet up to 4 parts by mass in terms of solid content. Coated by spraying. Next, the second coating liquid was coated by spraying up to 2 parts by mass in terms of solid content with respect to 100 parts by mass of the uncoated tablet.
- DRC-200 type drum type, Paulec Co., Ltd.
- Example 7 In the same manner as in Example 5, the first coating liquid was coated on 100 parts by mass of the uncoated tablet of Test Example 1 by spraying up to 4 parts by mass in terms of solid content. Next, the second coating liquid was coated on 100 parts by mass of the uncoated tablet of Test Example 1 by spraying up to 4 parts by mass in terms of solid content.
- Example 8 87.51 parts by mass of purified water, 0.84 parts by mass of polyethylene glycol 6000 (Macrogol 6000R, Nichiyu Co., Ltd.), 6.66 parts by mass of sodium hydrogen carbonate (special grade, Fuji Film Wako Pure Chemical Industries, Ltd.), hydroxypropyl 5.00 parts by mass of cellulose (HPC-SSL, Nippon Soda Co., Ltd.) was added, and the mixture was dissolved and dispersed to prepare a first coating liquid.
- polyethylene glycol 6000 Mocrogol 6000R, Nichiyu Co., Ltd.
- sodium hydrogen carbonate special grade, Fuji Film Wako Pure Chemical Industries, Ltd.
- HPC-SSL Nippon Soda Co., Ltd.
- Test Example 1 150 g of the uncoated tablet obtained in Test Example 1 is placed in a drum-type tablet coating machine (DRC-200 type, Paulec Co., Ltd.), and the first coating liquid is added to 100 parts by mass of the uncoated tablet up to 2 parts by mass in terms of solid content. Coated by spraying. Next, the second coating liquid was coated by spraying up to 2 parts by mass in terms of solid content with respect to 100 parts by mass of the uncoated tablet.
- DRC-200 type Paulec Co., Ltd.
- Test Example 1 150 g of the uncoated tablet obtained in Test Example 1 is placed in a drum type tablet coating machine (DRC-200 type, Paulec Co., Ltd.), and the first coating liquid is added to 100 parts by mass of the uncoated tablet up to 4 parts by mass in terms of solid content. Coating was performed by spraying. Next, the second coating liquid was coated by spraying up to 2 parts by mass in terms of solid content with respect to 100 parts by mass of the uncoated tablet.
- DRC-200 type drum type, Paulec Co., Ltd.
- the disintegration test was performed on the test sample according to the disintegration test method (water, 37 ⁇ 2 ° C., with auxiliary plate) described in the 17th revised Japanese Pharmacopoeia.
- the disintegration property of the tablet preferably has a small difference from the disintegration time of the uncoated tablet, and is, for example, within 20 minutes, more preferably within 10 minutes.
- FIG. 2 shows a schematic explanatory view of the method of the tablet slipperiness test.
- the tablet 22 is placed in the silicon tube 20 and fixed, and then 50 ⁇ L of water is injected and allowed to stand for 2 minutes.
- EZ-SX type 50N manufactured by Shimadzu Corporation
- the arrow of the silicon tube 20 SLSQ-0828, Fuso Rubber Industry Co., Ltd.
- Table 1 shows the results of the test sample containing no inorganic salt in the first film layer. As shown in Table 1, when Comparative Examples 1 and 3 were compared, it was found that the slipperiness of the tablet was improved by adding sodium alginate to the film layer which is the outer layer. Further, comparing Comparative Examples 2 and 3, when a film layer containing sodium alginate is provided, Comparative Example 2 in which the film layer which is an inner layer is not provided and Comparative Example 3 in which the first film layer does not contain an inorganic salt are compared. A clear delay in disintegration time was observed as compared with the undissolved tablet (Test Example 1).
- Table 2 shows the results of test samples containing an inorganic salt in the first film layer and a thickener in the second film layer. As shown in Table 2, when Examples 1 to 5 and Comparative Examples 1 to 3 in Table 1 are compared, in the film-coated tablet containing the thickener sodium alginate in the second film layer, the first film layer By blending sodium chloride and sodium alginate as the inorganic salts, the delay in disintegration time was remarkably suppressed. It was also found that the slipperiness of the film-coated tablets of Examples 1 to 5 was significantly improved.
- Table 3 shows the results of test samples containing an inorganic salt in the first film layer and a thickener in the second film layer. As shown in Table 3, when Examples 6 to 9 and Comparative Examples 1 to 3 in Table 1 are compared, the first film in the film-coated tablet containing the thickeners sodium alginate and xanthan gum in the second film layer. By blending potassium phosphate and sodium alginate as inorganic salts in the layer, the delay in disintegration time was remarkably suppressed. It was also found that the slipperiness of the film-coated tablets of Examples 6 to 9 was significantly improved.
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Abstract
Description
[1]錠剤と、
前記錠剤を被覆し、無機塩を含有する第1フィルム層と、
前記第1フィルム層で被覆された前記錠剤を被覆し、増粘剤を含有する第2フィルム層と、を含む、フィルムコーティング錠剤。
[2]錠剤と、
前記錠剤を被覆する第1フィルム層と、
前記第1フィルム層より外側に被覆し、増粘剤を含有する第2フィルム層と、を備えるフィルムコーティングを含む錠剤であって、
前記第1フィルム層に無機塩を含有し、前記無機塩が第2フィルム層に含有される前記増粘剤の粘度を低下させる、フィルムコーティング錠剤。
[3]錠剤と、
前記錠剤を被覆する第1フィルム層と、
前記第1フィルム層より外側に被覆し、増粘剤を含有する第2フィルム層と、を備えるフィルムコーティング錠剤であって、
前記第1フィルム層は、無機塩および20℃の2質量%水溶液粘度が100mPa・s以下の水溶性フィルム基剤を含む、フィルムコーティング錠剤。
[4]前記第1フィルム層における前記無機塩の含有量は20~55質量%であり、
前記第2フィルム層における前記増粘剤の含有量は、20~40質量%である、[1]~[3]のいずれか1に記載のフィルムコーティング錠剤。
[5]前記第1フィルム層は素錠100質量部に対して2~6質量部であり、
前記第2フィルム層は素錠100質量部に対して2~4質量部である、[1]~[4]のいずれか1に記載のフィルムコーティング錠剤。
[6]前記第1フィルム層に含有される前記無機塩は、水溶性の無機塩である、[1]~[5]のいずれか1に記載のフィルムコーティング錠剤。
[7]前記第1フィルム層に含有される前記無機塩は、リン酸カリウム、炭酸水素ナトリウムおよび塩化ナトリウムからなる群から選択される少なくとも一つであり、
前記第2フィルム層に含有される前記増粘剤は、アルギン酸ナトリウムおよびキサンタンガムからなる群から選択される少なくとも一つである、[1]~[5]のいずれか1に記載のフィルムコーティング錠剤。
なお、実施形態に記載するフィルムコーティング錠剤については、フィルムコーティング錠剤を説明するために例示したに過ぎず、これに制限されるものではない。
第1フィルム層は、無機塩を含有することにより、錠剤の崩壊時間を短縮するものである。まず、第1フィルム層における成分について、詳細に説明する。
第1フィルム層に含有される無機塩は、フィルムコーティング錠剤の服用時に第2フィルム層に含有される増粘剤の粘度を低下させて錠剤の崩壊時間を短縮するものであることが好ましい。すなわち、前記無機塩は前記増粘剤の粘度を低下させるものであることが好ましい。特に、無機塩は、フィルムコーティング錠剤の服用後における消化器官内で第2フィルム層に含有される増粘剤の粘度を低下させて錠剤の崩壊時間を短縮するものが好ましい。
水溶性フィルム基剤は、無機塩を含有するフィルムを形成するための基剤であり、医薬品、食品などの用途に許容されるものであれば、特に制限されるものではなく、例えば、セルロース誘導体、合成樹脂、多糖類などが挙げられる。
第1フィルム層は、無機塩、水溶性フィルム基剤以外に、必要に応じて他の成分を含有してもよい。添加する成分の具体例としては、例えば、可塑剤、甘味剤、香味物質、着色剤、光保護剤などが挙げられる。
次に、素錠をコーティングする方法について説明する。素錠へのフィルムコーティング方法は、本技術分野において使用されている通常のフィルムコーティング錠剤の製造方法を用いることができる。
第2フィルム層は、錠剤に滑り性を付与することを目的とするものである。第2フィルム層の成分は、医薬品、食品など分野で用いられるものであれば、特に制限されない。第2フィルム層の成分としては、例えば、メタクリル酸系高分子化合物、非水溶性物質、多糖類、水溶性アクリル酸重合体、セルロース誘導体などの水溶性物質が挙げられる。
まず、第2フィルム層の成分について、詳細に説明する。
増粘剤は、水分に対する溶解性と粘度を有し、錠剤表面に滑り性を付与するものであり、医薬品、食品などの用途に許容されるものであれば、特に制限されない。増粘剤としては、例えば、多糖類、水溶性アクリル酸重合体、セルロース誘導体などが挙げられ、好ましくは、アルギン酸ナトリウム、キサンタンガム、グアーガム、カラギーナン、ジェランガム、ペクチン、アラビアガム、ローカストビーンガム、カルボキシビニルポリマー、ヒドロキシプロピルメチルセルロース、ヒドロキシプロピルセルロースなどが挙げられ、より好ましくは、アルギン酸ナトリウム、キサンタンガムが挙げられる。また、これらの増粘剤は、単独で配合してもよいし、二種以上を組み合わせて配合してもよい。
(a)第1フィルム層に含有される無機塩が、リン酸カリウム、炭酸水素ナトリウム及び塩化カリウムからなる群から選択される少なくとも1つであり、第2フィルム層に含有される増粘剤がアルギン酸である。
(b)第1フィルム層に含有される無機塩が、リン酸カリウム、炭酸水素ナトリウム及び塩化カリウムからなる群から選択される少なくとも1つであり、第2フィルム層に含有される増粘剤がキサンタンガムである。
水溶性フィルム基剤は、素錠をコーティングするための組成物における基剤であり、医薬品、食品などの用途に許容されるものであれば、特に制限されない。水溶性フィルム基剤としては、例えば、セルロース誘導体、合成樹脂、多糖類などが挙げられる。
第2フィルム層は、増粘剤、水溶性フィルム基剤以外に、必要に応じて他の成分を含有してもよい。添加する成分の具体例としては、第1フィルム層と同様に、例えば、可塑剤、甘味剤、香味物質、着色剤、光保護剤などが挙げられる。
次に、第1フィルム層を有する素錠を第2フィルム層によりコーティングする方法について説明する。
第1フィルム層を有する素錠へのフィルムコーティング方法は、本技術分野において使用されている通常のフィルムコーティング錠剤の製造方法を用いることができる。第1フィルム層を有する素錠へのフィルムコーティング方法としては、例えば、第1フィルム層を有する素錠をフィルムコーティング機に仕込み、第2フィルム層に含有する成分を水、エタノール、ヘキサン、酢酸エチル、イソプロピルアルコールなどの有機溶媒、又はそれらの混合溶液の溶媒に溶解、分散して作製されたコーティング液を素錠に噴霧し、乾燥することによりコーティングできる。
素錠は、有効成分を含有し、素錠の処方は特に制限されるものではなく、フィルム層に影響しないものである。まず、素錠の成分について、詳細に説明する。
有効成分は、効能、効果を発揮するものであり、医薬品、食品などの用途に許容されるものであれば、特に制限されない。有効成分としては、例えば、医薬品、医薬部外品、OTC医薬品、漢方薬、生薬、化粧品、化粧料、健康食品、サプリメントなどに用いられる医薬成分、機能性成分などが挙げられる。
素錠は、有効成分以外に、必要に応じて添加剤を含有してもよい。添加剤としては、具体的には例えば、賦形剤、結合剤、崩壊剤、滑択剤、安定剤、保存剤、着色剤などが挙げられる。
フィルムコーティング錠剤の用途について、詳細に説明する。フィルムコーティング錠剤の用途は、特に制限されるものではなく、例えば、医薬品、医薬部外品、飲む化粧料、飲む化粧品、健康食品(栄養補助食品、栄養機能食品、病者用食品、特定保健用食品、機能性表示食品など)、サプリメントなどが挙げられる。
[試験例1]
素錠は、次のとおり、造粒工程を行わずに作製した。乳糖(Tablettose 80、メグレ・ジャパン株式会社)6480g、結晶セルロース(セオラスPH101、旭化成株式会社)1040g、ヒドロキシプロピルセルロース(HPC-L、日本曹達株式会社)400g、ステアリン酸マグネシウム(パーテック、メルク株式会社)80gを混合機(TBM-25型、株式会社徳寿工作所)で混合して混合物とした。
無水エタノール39.83質量部、精製水48.13質量部からなる混合液に、グリセリン脂肪酸エステル(マイバセット9-45K、株式会社光洋商会)0.84質量部、塩化ナトリウム(特級、富士フィルム和光純薬株式会社)6.66質量部、ヒドロキシプロピルセルロース(HPC-SSL、日本曹達株式会社)5.00質量部を加え、溶解及び分散して第1コーティング液とした。
実施例1と同様に第1コーティング液を試験例1の素錠100質量部に対し固形分質量で4質量部までコーティングした。次いで、第2コーティング液を素錠100質量部に対して固形分質量で2質量部までコーティングした。
実施例1と同様に第1コーティング液を試験例1の素錠100質量部に対して固形分質量で6質量部までコーティングし、次いで、第2コーティング液を素錠100質量部に対して固形分質量で2質量部までコーティングした。
無水エタノール39.83質量部、精製水48.13質量部からなる混合液に、グリセリン脂肪酸エステル(マイバセット9-45K、株式会社光洋商会)0.84質量部、炭酸水素ナトリウム(特級、富士フィルム和光純薬株式会社)2.50質量部、ヒドロキシプロピルセルロース(HPC-SSL、日本曹達株式会社)9.16質量部を加え、溶解及び分散して第1コーティング液とした。
精製水87.51質量部に、ポリエチレングリコール6000(マクロゴール6000R、日油株式会社)0.84質量部、炭酸水素ナトリウム(特級、富士フィルム和光純薬株式会社)6.66質量部、ヒドロキシプロピルセルロース(HPC-SSL、日本曹達株式会社)5.00質量部を加え、溶解及び分散して第1コーティング液とした。実施例4と同様に第2コーティング液を調製した。
無水エタノール39.83質量部、精製水48.13質量部からなる混合液に、グリセリン脂肪酸エステル(マイバセット9-45K、株式会社光洋商会)0.84質量部、リン酸二水素カリウム(特級、富士フィルム和光純薬株式会社)6.66質量部、ヒドロキシプロピルセルロース(HPC-SSL、日本曹達株式会社)5.00質量部を加え、溶解及び分散して第1コーティング液とした。
実施例5と同様に第1コーティング液を試験例1の素錠100質量部に対して固形分質量で4質量部まで噴霧によりコーティングした。次いで、第2コーティング液を試験例1の素錠100質量部に対して固形分質量で4質量部まで噴霧によりコーティングした。
精製水87.51質量部に、ポリエチレングリコール6000(マクロゴール6000R、日油株式会社)0.84質量部、炭酸水素ナトリウム(特級、富士フィルム和光純薬株式会社)6.66質量部、ヒドロキシプロピルセルロース(HPC-SSL、日本曹達株式会社)5.00質量部を加え、溶解及び分散して第1コーティング液とした。
実施例5の第1コーティング液を調製した。無水エタノール75.40質量部、精製水9.60質量部からなる混合液に、グリセリン脂肪酸エステル1.00質量部、ソルビトール(ソルビトールFP、物産フードサイエンス株式会社)1.50質量部、アセスルファムカリウム(サネットD、MCフードスペシャリティーズ株式会社)0.38質量部、ヒドロキシプロピルセルロース(HPC-SSL、日本曹達株式会社)6.00質量部、タルク(クラウンタルク局方PP、キハラ化成株式会社)0.12質量部、キサンタンガム(グリンテッドキサンタン200、ダニコスジャパン株式会社)6.00質量部を加え、溶解及び分散して第2コーティング液とした。
無水エタノール39.83質量部、精製水48.13質量部からなる混合液に、グリセリン脂肪酸エステル0.84質量部、ヒドロキシプロピルセルロース(HPC-SSL、日本曹達株式会社)11.66質量部を加え、溶解及び分散してコーティング液とした。
試験例1で得られた素錠150gをドラム式錠剤コーティング機(DRC-200型、株式会社パウレック)に入れ、コーティング液を素錠100質量部に対して固形分質量で2質量部まで噴霧によりコーティングした。
無水エタノール75.40質量部、精製水9.60質量部からなる混合液に、グリセリン脂肪酸エステル1.00質量部、ソルビトール1.50質量部、アセスルファムカリウム0.38質量部、ヒドロキシプロピルセルロース(HPC-SSL、日本曹達株式会社)6.00質量部、タルク0.12質量部、アルギン酸ナトリウム6.00質量部を加え、溶解及び分散してコーティング液とした。
無水エタノール39.83質量部、精製水48.13質量部からなる混合液に、グリセリン脂肪酸エステル0.84質量部、ヒドロキシプロピルセルロース(HPC-SSL、日本曹達株式会社)11.66質量部を加え、溶解及び分散して第1コーティング液とした。無水エタノール75.40質量部、精製水9.60質量部からなる混合液に、グリセリン脂肪酸エステル1.00質量部、ソルビトール1.50質量部、アセスルファムカリウム0.38質量部、ヒドロキシプロピルセルロース(HPC-SSL、日本曹達株式会社)6.00質量部、タルク0.12質量部、アルギン酸ナトリウム6.00質量部を加え、溶解及び分散して第2コーティング液とした。
崩壊試験は、試験試料を第17改正日本薬局方に記載の崩壊試験法(水、37±2℃、補助板有)に準じて行った。
錠剤の崩壊性は、素錠の崩壊時間との差が小さい方が好ましく、例えば、20分以内、より好ましくは10分以内である。
図2に錠剤滑り性試験の方法の概略説明図を示す。錠剤滑り性試験は、図2に示すように、シリコンチューブ20内に錠剤22を入れて固定した後、水50μLを注入して2分間静置する。その後、4mm間隔に設置した固定ピン24の間から小型卓上試験機(EZ-SX型50N、島津製作所製)を用いて、シリコンチューブ20(SKSQ-0828、株式会社扶桑ゴム産業)の矢印で示す方向の引き上げ応力を測定する。
次に、各試験例、各実施例、各比較例について、崩壊試験及び錠剤滑り性試験の結果を表1~4に示す。なお、表中の各成分量の単位はmgである。また、各値は、小数点第三位を四捨五入して小数点第二位で表記した。
Claims (7)
- 錠剤と、
前記錠剤を被覆し、無機塩を含有する第1フィルム層と、
前記第1フィルム層で被覆された前記錠剤を被覆し、増粘剤を含有する第2フィルム層と、を含む、フィルムコーティング錠剤。 - 錠剤と、
前記錠剤を被覆する第1フィルム層と、
前記第1フィルム層より外側に被覆し、増粘剤を含有する第2フィルム層と、を備えるフィルムコーティング錠剤であって、
前記第1フィルム層は無機塩を含有し、前記無機塩は前記第2フィルム層に含有される前記増粘剤の粘度を低下させる、フィルムコーティング錠剤。 - 錠剤と、
前記錠剤を被覆する第1フィルム層と、
前記第1フィルム層より外側に被覆し、増粘剤を含有する第2フィルム層と、を備えるフィルムコーティング錠剤であって、
前記第1フィルム層は、無機塩および20℃の2質量%水溶液粘度が100mPa・s以下の水溶性フィルム基剤を含む、フィルムコーティング錠剤。 - 前記第1フィルム層における前記無機塩の含有量は20~55質量%であり、
前記第2フィルム層における前記増粘剤の含有量は、20~40質量%である、請求項1~3のいずれか1項に記載のフィルムコーティング錠剤。 - 前記第1フィルム層は素錠100質量部に対して2~6質量部であり、
前記第2フィルム層は素錠100質量部に対して2~4質量部である、請求項1~4のいずれか1項に記載のフィルムコーティング錠剤。 - 前記第1フィルム層に含有される前記無機塩は水溶性の無機塩である、請求項1~5のいずれか1項に記載のフィルムコーティング錠剤。
- 前記第1フィルム層に含有される前記無機塩は、リン酸カリウム、炭酸水素ナトリウムおよび塩化ナトリウムからなる群から選択される少なくとも一つであり、
前記第2フィルム層に含有される前記増粘剤は、アルギン酸ナトリウムおよびキサンタンガムからなる群から選択される少なくとも一つである、請求項1~6のいずれか1項に記載のフィルムコーティング錠剤。
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| JP2001131059A (ja) * | 1999-10-28 | 2001-05-15 | Amarin Development Ab | 多細孔性食物防護 |
| JP2002275054A (ja) | 2001-03-19 | 2002-09-25 | Dainippon Pharmaceut Co Ltd | 易服用性固形製剤 |
| WO2011125798A1 (ja) | 2010-03-31 | 2011-10-13 | 持田製薬株式会社 | 易服用性固形製剤 |
| WO2016035756A1 (ja) * | 2014-09-03 | 2016-03-10 | ライオン株式会社 | コーティング製剤及びその製造方法 |
| JP2020120267A (ja) | 2019-01-23 | 2020-08-06 | 本田技研工業株式会社 | 表示システム、走行制御装置、表示制御方法およびプログラム |
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| FR2666506A1 (fr) * | 1990-09-07 | 1992-03-13 | Pf Medicament | Comprime a liberation prolongee a base de 5-mononitrate d'isosorbide et son procede de preparation. |
| SE9302395D0 (sv) * | 1993-07-09 | 1993-07-09 | Ab Astra | New pharmaceutical formulation |
| US6010718A (en) * | 1997-04-11 | 2000-01-04 | Abbott Laboratories | Extended release formulations of erythromycin derivatives |
| JP3930897B1 (ja) * | 2006-08-16 | 2007-06-13 | 太陽化学株式会社 | 粘度発現性を改良した増粘用組成物 |
| CN102811712A (zh) * | 2010-03-23 | 2012-12-05 | 琳得科株式会社 | 固体制剂 |
| PL2659881T3 (pl) * | 2012-04-30 | 2018-05-30 | Tillotts Pharma Ag | Formulacja leku o opóźnionym uwalnianiu |
| JP6480458B2 (ja) * | 2013-09-11 | 2019-03-13 | スリーエム イノベイティブ プロパティズ カンパニー | 口腔用組成物 |
| CN111511348A (zh) * | 2017-12-20 | 2020-08-07 | 3M创新有限公司 | 口腔组合物及使用方法 |
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| JPH0733659A (ja) * | 1992-07-17 | 1995-02-03 | Yoshitomi Pharmaceut Ind Ltd | 抗潰瘍剤含有製剤 |
| JP2001131059A (ja) * | 1999-10-28 | 2001-05-15 | Amarin Development Ab | 多細孔性食物防護 |
| JP2002275054A (ja) | 2001-03-19 | 2002-09-25 | Dainippon Pharmaceut Co Ltd | 易服用性固形製剤 |
| WO2011125798A1 (ja) | 2010-03-31 | 2011-10-13 | 持田製薬株式会社 | 易服用性固形製剤 |
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| JP2020120267A (ja) | 2019-01-23 | 2020-08-06 | 本田技研工業株式会社 | 表示システム、走行制御装置、表示制御方法およびプログラム |
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| CN116193994A (zh) | 2023-05-30 |
| EP4180031A4 (en) | 2024-08-14 |
| EP4180031C0 (en) | 2025-10-22 |
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