JP5367570B2 - ロラゼパムの安定化 - Google Patents
ロラゼパムの安定化 Download PDFInfo
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- JP5367570B2 JP5367570B2 JP2009523801A JP2009523801A JP5367570B2 JP 5367570 B2 JP5367570 B2 JP 5367570B2 JP 2009523801 A JP2009523801 A JP 2009523801A JP 2009523801 A JP2009523801 A JP 2009523801A JP 5367570 B2 JP5367570 B2 JP 5367570B2
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- Prior art keywords
- lorazepam
- dosage form
- particles
- tablet
- polymer
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
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- DIWRORZWFLOCLC-HNNXBMFYSA-N (3s)-7-chloro-5-(2-chlorophenyl)-3-hydroxy-1,3-dihydro-1,4-benzodiazepin-2-one Chemical compound N([C@H](C(NC1=CC=C(Cl)C=C11)=O)O)=C1C1=CC=CC=C1Cl DIWRORZWFLOCLC-HNNXBMFYSA-N 0.000 title claims abstract description 151
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- DIWRORZWFLOCLC-UHFFFAOYSA-N Lorazepam Chemical compound C12=CC(Cl)=CC=C2NC(=O)C(O)N=C1C1=CC=CC=C1Cl DIWRORZWFLOCLC-UHFFFAOYSA-N 0.000 description 3
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Classifications
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- 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
- A61K31/55—Heterocyclic compounds having nitrogen as a ring hetero atom, e.g. guanethidine or rifamycins having seven-membered rings, e.g. azelastine, pentylenetetrazole
- A61K31/551—Heterocyclic compounds having nitrogen as a ring hetero atom, e.g. guanethidine or rifamycins having seven-membered rings, e.g. azelastine, pentylenetetrazole having two nitrogen atoms, e.g. dilazep
- A61K31/5513—1,4-Benzodiazepines, e.g. diazepam or clozapine
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- 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
- A61K9/20—Pills, tablets, discs, rods
- A61K9/2004—Excipients; Inactive ingredients
- A61K9/2022—Organic macromolecular compounds
- A61K9/205—Polysaccharides, e.g. alginate, gums; Cyclodextrin
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- A61K9/20—Pills, tablets, discs, rods
- A61K9/2072—Pills, tablets, discs, rods characterised by shape, structure or size; Tablets with holes, special break lines or identification marks; Partially coated tablets; Disintegrating flat shaped forms
- A61K9/2086—Layered tablets, e.g. bilayer tablets; Tablets of the type inert core-active coat
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- A—HUMAN NECESSITIES
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- 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
- A61K9/48—Preparations in capsules, e.g. of gelatin, of chocolate
- A61K9/50—Microcapsules having a gas, liquid or semi-solid filling; Solid microparticles or pellets surrounded by a distinct coating layer, e.g. coated microspheres, coated drug crystals
- A61K9/5073—Microcapsules having a gas, liquid or semi-solid filling; Solid microparticles or pellets surrounded by a distinct coating layer, e.g. coated microspheres, coated drug crystals having two or more different coatings optionally including drug-containing subcoatings
- A61K9/5078—Microcapsules having a gas, liquid or semi-solid filling; Solid microparticles or pellets surrounded by a distinct coating layer, e.g. coated microspheres, coated drug crystals having two or more different coatings optionally including drug-containing subcoatings with drug-free core
Landscapes
- Health & Medical Sciences (AREA)
- Life Sciences & Earth Sciences (AREA)
- Veterinary Medicine (AREA)
- Public Health (AREA)
- Animal Behavior & Ethology (AREA)
- General Health & Medical Sciences (AREA)
- Chemical & Material Sciences (AREA)
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Description
本発明に従ったコグラニュレイトは、限定するわけではないが、炭酸塩、重炭酸塩、微晶質セルロース、マンニトール、乳糖、およびそうした他の炭水化物、およびセルロース系材料、またはそれ自体がロラゼパムを分解させない不活性材料を含む。
水 549.0g
ロラゼパム 21.3g
ヒプロメロース 30.0g
水 1140g
ヒプロメロース 60g
水 450g
ポビドン 150g
ポビドンは攪拌しながら水へ添加し、混合物は1時間攪拌した。
乳糖 170.4g
重炭酸ナトリウム 4.0g
ロラゼパム 20.0g
微晶質セルロース 151.0g
ポラクリリンカリウム 4.0g
ロラゼパム 20.0g
どちらの場合でも、フラットな表面でベベル縁の5/16インチ錠剤をロータリー錠剤プレス機上で、目標重量200mgおよび目標硬度30Nで圧縮した。脆性は測定しなかった。
層状−コーティング、香味フリー錠剤 − 1.9%
層状−コーティング、ミントフレーバー錠剤 − 2.9%
顆粒A + 1.6%
顆粒B − 0.0%
顆粒A 錠剤 − 6.2%
顆粒B 錠剤 − 5.3%
比較:
アチバン(ロラゼパム)、1mg − 9.5%
マイラン(ロラゼパム)、1mg −15.0%
Claims (30)
- 保存に安定な口腔内崩壊剤形であって、
ロラゼパムと65℃またはそれ以上のガラス転移温度を有する高分子とを有するロラゼパム保護粒子であって、
このロラゼパム保護粒子は、剤形当たり0.1〜100mgの範囲の治療効果のある量のロラゼパムを提供するために十分な量だけ存在するものであり、前記高分子はセルロース系材料、ポピドン、およびポロキサマーから選択されるものである、前記ロラゼパム保護粒子と、
架橋PVP、クロスカルメロース塩、澱粉グリコール酸塩、および発泡性カップルから成る群から選択される少なくとも1つの崩壊剤と、
炭水化物を基材とした少なくとも1つの充填剤と、
を有し、
この剤形は、U.S.P.に従って測定した場合、90秒またはそれ以下で分解可能であり、且つ強制分解で測定した場合、15%またはそれ以下のポテンシー損失を有するものである、
ことを特徴とする、口腔内崩壊剤形。 - 請求項1記載の剤形において、
前記ロラゼパム保護粒子は、さらに、担体粒子を有するものであり、
前記ロラゼパムと65℃またはそれ以上のガラス転移温度を有する前記高分子との混合物は、前記担体粒子上の層中に配置されるものである、剤形。 - 請求項2記載の剤形において、この剤形は、さらに、
前記担体粒子上の前記層上に配置された少なくとも1つのコーティングを有するものである、剤形。 - 請求項3記載の剤形において、前記コーティングは、65℃またはそれ以上のガラス転移温度を有する高分子を有するものである、剤形。
- 請求項4記載の剤形において、前記コーティングおよび前記層は、65℃またはそれ以上のガラス転移温度を有する同一の高分子を有するものである、剤形。
- 請求項1記載の剤形において、前記保護粒子は顆粒である、剤形。
- 請求項6記載の剤形において、前記顆粒は湿顆粒である、剤形。
- 請求項6記載の剤形において、前記顆粒は、さらに、コグラニュレイト(cogranulate)および結合剤を有するものである、剤形。
- 請求項8記載の剤形において、前記ロラゼパムは、前記結合剤中において溶解、懸濁、または分散するものである、剤形。
- 請求項9記載の剤形において、前記結合剤は、さらに、65℃またはそれ以上のガラス転移温度を有する高分子を有するものである、剤形。
- 請求項8記載の剤形において、前記ロラゼパムは、前記コグラニュレイトと混合するものである、剤形。
- 請求項11記載の剤形において、前記結合剤は、65℃またはそれ以上のガラス転移温度を有する高分子を有するものである、剤形。
- 請求項10記載の剤形において、前記顆粒は、さらに、コーティングを有するものである、剤形。
- 請求項13記載の剤形において、前記コーティングは、65℃またはそれ以上のガラス転移温度を有する高分子を有するものである、剤形。
- 請求項12記載の剤形において、前記顆粒は、さらに、コーティングを有するものである、剤形。
- 請求項15記載の剤形において、前記コーティングは、65℃またはそれ以上のガラス転移温度を有する高分子を有するものである、剤形。
- 請求項1記載の剤形において、前記セルロース系材料はHPMCである、剤形。
- 請求項1記載の剤形において、前記炭水化物を基材とした充填剤はマンニトールである、剤形。
- 請求項18記載の剤形において、前記マンニトールの少なくとも一部は噴霧乾燥マンニトールである、剤形。
- 請求項8記載の剤形において、前記コグラニュレイト材料は、微晶質セルロース、炭酸塩、重炭酸塩、炭水化物およびセルロース系材料、および不活性材料、から成る群から選択されるものである、剤形。
- 保存に安定な口腔内崩壊錠剤であって、
ロラゼパムおよびセルロース系材料またはPVPを有するロラゼパム保護粒子であって、
前記セルロース系材料またはPVPは65℃またはそれ以上のガラス転移温度を有するものであり、
このロラゼパム保護粒子は、錠剤当たり0.1〜100mgの範囲の治療効果のある量のロラゼパムを提供するために十分な量だけ存在するものである、前記ロラゼパム保護粒子と、
架橋PVP、クロスカルメロース塩、澱粉グリコール酸塩、および発泡性カップルから成る群から選択される少なくとも1つの崩壊剤と、
炭水化物を基材とした少なくとも1つの充填剤と
を有し、
この錠剤は、強制分解で測定した場合、10.5%またはそれ以下のポテンシー損失を有し、且つ同用量のロラゼパムを含む非口腔内崩壊剤形と生物学的に同等であるか、またはU.S.P.に従って測定した場合、60秒またはそれ以下で分解可能であるかのいずれかである
ことを特徴とする、口腔内崩壊錠剤。 - 請求項21記載の錠剤において、前記炭水化物を基材とした充填剤はマンニトールである、錠剤。
- 請求項21記載の錠剤において、前記ロラゼパム保護粒子は、さらに、前記ロラゼパムおよび前記セルロース系材料またはPVPがその上に重層化する固体支持体、若しくは前記セルロース系材料またはPVPが結合剤として用いられて、前記ロラゼパムが共に顆粒化されるコグラニュレイトを有するものである、錠剤。
- 請求項21記載の錠剤において、前記ロラゼパム保護粒子は、HPMC、HPC、またはECから成る群から選択されるセルロース系材料を有するものである、錠剤。
- 保存に安定なロラゼパム含有錠剤を製造する方法であって、
ロラゼパムおよび65℃またはそれ以上のガラス転移温度を有する高分子の混合物を固体支持体の表面上に重層化する工程であって、それにより層状粒子を形成し、前記層は、5〜15%のパーセント増量となるのに十分な量だけ提供されるものであり、前記高分子はセルロース系材料、ポピドン、およびポロキサマーから選択されるものである、前記重層化する工程と、
前記層状粒子をコーティングする工程であって、ロラゼパム保護粒子を形成するために、5〜15%のパーセント増量となるのに十分な量だけ、65℃またはそれ以上のガラス転移温度を有する高分子から選択されたコーティングによって前記層状粒子をコーティングするものである、前記コーティングする工程と、
混合する工程であって、錠剤当たり0.1〜100mgのロラゼパムでコーティングした錠剤を形成するのに十分な量のロラゼパム保護粒子と、炭水化物を基材とした少なくとも1つの充填剤と、架橋PVP、クロスカルメロース塩、澱粉グリコール酸塩、および発泡性カップルから選択される崩壊剤とを混合して混合物を形成するものである、前記混合する工程と、
0.1および100mgのロラゼパムを含む錠剤に前記混合物を圧縮する工程と
を有する方法。 - 請求項25記載の方法において、前記錠剤は、15〜200ニュートンの硬度、且つ2%またはそれ以下の脆性となるように圧縮されるものである、方法。
- 請求項25記載の方法において、前記錠剤は、10〜20ニュートンの硬度、且つ2%またはそれ以上の脆性となるように圧縮されるものである、方法。
- 保存に安定なロラゼパム含有錠剤を製造する方法であって、
ロラゼパム保護粒子を形成するために、ロラゼパムおよび少なくとも1つのコグラニュレイトを、65℃またはそれ以上のガラス転移温度を有する高分子を含有する結合剤と共に湿式造粒する工程であって、前記高分子はセルロース系材料、ポピドン、およびポロキサマーから選択されるものである、前記湿式造粒する工程と、
混合する工程であって、錠剤当たりロラゼパムを0.1〜100mg含む錠剤を製造するのに十分な量の前記ロラゼパム保護粒子と、炭水化物を基材とした少なくとも1つの充填剤と、架橋PVP、クロスカルメロース塩、澱粉グリコール酸塩、および発泡性カップルから選択される崩壊剤とを混合して混合物を形成するものである、前記混合する工程と、
0.1および100mgのロラゼパムを含む錠剤に前記混合物を圧縮する工程と
を有する方法。 - 請求項28記載の方法において、前記錠剤は、15〜200ニュートンの硬度、および2%またはそれ以下の脆性となるように圧縮されるものである、方法。
- 請求項28記載の方法において、前記錠剤は、10〜20ニュートンの硬度、および2%またはそれ以上の脆性となるように圧縮されるものである、方法。
Applications Claiming Priority (5)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| US83574406P | 2006-08-04 | 2006-08-04 | |
| US60/835,744 | 2006-08-04 | ||
| US11/888,788 | 2007-08-02 | ||
| US11/888,788 US20080031944A1 (en) | 2006-08-04 | 2007-08-02 | Stabilization of lorazepam |
| PCT/US2007/017420 WO2008019109A2 (en) | 2006-08-04 | 2007-08-03 | Stabilization of lorazepam |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| JP2009545632A JP2009545632A (ja) | 2009-12-24 |
| JP5367570B2 true JP5367570B2 (ja) | 2013-12-11 |
Family
ID=39015769
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP2009523801A Expired - Fee Related JP5367570B2 (ja) | 2006-08-04 | 2007-08-03 | ロラゼパムの安定化 |
Country Status (6)
| Country | Link |
|---|---|
| US (1) | US20080031944A1 (ja) |
| EP (1) | EP2068827A2 (ja) |
| JP (1) | JP5367570B2 (ja) |
| CA (1) | CA2659179A1 (ja) |
| MX (1) | MX2009001146A (ja) |
| WO (1) | WO2008019109A2 (ja) |
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| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US8999393B1 (en) * | 2013-01-09 | 2015-04-07 | Edgemont Pharmaceuticals Llc | Sustained release formulations of lorazepam |
| IT202100004880A1 (it) | 2021-03-02 | 2022-09-02 | Altergon Sa | Composizione farmaceutica solida orodispersibile in film contenente lorazepam |
Family Cites Families (19)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| GB1548022A (en) * | 1976-10-06 | 1979-07-04 | Wyeth John & Brother Ltd | Pharmaceutial dosage forms |
| IE45770B1 (en) * | 1976-10-06 | 1982-11-17 | Wyeth John & Brother Ltd | Pharmaceutical dosage forms |
| CA1097233A (en) * | 1977-07-20 | 1981-03-10 | George K. E. Gregory | Packages |
| JPS584715A (ja) * | 1981-07-02 | 1983-01-11 | Ota Seiyaku Kk | ロラゼパム含有固形製剤 |
| DE3404316C1 (de) * | 1984-02-08 | 1985-06-20 | Medichemie Ag, Ettingen | Lorazepam-haltiges Schlafmittel |
| US5234957A (en) * | 1991-02-27 | 1993-08-10 | Noven Pharmaceuticals, Inc. | Compositions and methods for topical administration of pharmaceutically active agents |
| JPH0819003B2 (ja) * | 1988-09-27 | 1996-02-28 | 武田薬品工業株式会社 | 有核顆粒およびその製造法 |
| US5223264A (en) * | 1989-10-02 | 1993-06-29 | Cima Labs, Inc. | Pediatric effervescent dosage form |
| US5178878A (en) * | 1989-10-02 | 1993-01-12 | Cima Labs, Inc. | Effervescent dosage form with microparticles |
| US5843347A (en) * | 1993-03-23 | 1998-12-01 | Laboratoire L. Lafon | Extrusion and freeze-drying method for preparing particles containing an active ingredient |
| US5788987A (en) * | 1997-01-29 | 1998-08-04 | Poli Industria Chimica Spa | Methods for treating early morning pathologies |
| US6024981A (en) * | 1997-04-16 | 2000-02-15 | Cima Labs Inc. | Rapidly dissolving robust dosage form |
| ES2559766T3 (es) * | 1998-05-18 | 2016-02-15 | Takeda Pharmaceutical Company Limited | Comprimidos disgregables en la boca |
| AU4802099A (en) * | 1998-07-28 | 2000-02-21 | Takeda Chemical Industries Ltd. | Rapidly disintegrable solid preparation |
| US6350786B1 (en) * | 1998-09-22 | 2002-02-26 | Hoffmann-La Roche Inc. | Stable complexes of poorly soluble compounds in ionic polymers |
| FR2811912B1 (fr) * | 2000-07-21 | 2003-02-07 | Gattefosse Ets Sa | Procede d'enrobage de particules solides par un agent thermofusible, et particules solides ainsi enrobees |
| JP4446463B2 (ja) * | 2000-10-16 | 2010-04-07 | 第一三共株式会社 | 口腔内速崩壊性医薬組成物およびその製造方法 |
| RU2382637C2 (ru) * | 2004-04-30 | 2010-02-27 | Астеллас Фарма Инк. | Фармацевтическая композиция для перорального введения в форме частиц с рассчитанным временем высвобождения и быстро распадающиеся таблетки, содержащие указанную композицию |
| CN1883456B (zh) * | 2005-06-20 | 2010-12-15 | 常州市第四制药厂有限公司 | 掩味药物颗粒及其制备方法和用途 |
-
2007
- 2007-08-02 US US11/888,788 patent/US20080031944A1/en not_active Abandoned
- 2007-08-03 CA CA002659179A patent/CA2659179A1/en not_active Abandoned
- 2007-08-03 JP JP2009523801A patent/JP5367570B2/ja not_active Expired - Fee Related
- 2007-08-03 EP EP07836521A patent/EP2068827A2/en not_active Withdrawn
- 2007-08-03 MX MX2009001146A patent/MX2009001146A/es not_active Application Discontinuation
- 2007-08-03 WO PCT/US2007/017420 patent/WO2008019109A2/en not_active Ceased
Also Published As
| Publication number | Publication date |
|---|---|
| JP2009545632A (ja) | 2009-12-24 |
| MX2009001146A (es) | 2009-06-19 |
| WO2008019109A3 (en) | 2008-04-17 |
| EP2068827A2 (en) | 2009-06-17 |
| CA2659179A1 (en) | 2008-02-14 |
| US20080031944A1 (en) | 2008-02-07 |
| WO2008019109A2 (en) | 2008-02-14 |
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