ATE234116T1 - Agglomerate oder sphärische teilchen aus polyvalenten metall-alginaten, an die agglomerate gebundene zusammensetzungen für die kontrollierte freisetzung, die schwerlösliche medikamente enthalten, und verfahren für ihre herstellung - Google Patents
Agglomerate oder sphärische teilchen aus polyvalenten metall-alginaten, an die agglomerate gebundene zusammensetzungen für die kontrollierte freisetzung, die schwerlösliche medikamente enthalten, und verfahren für ihre herstellungInfo
- Publication number
- ATE234116T1 ATE234116T1 AT98950454T AT98950454T ATE234116T1 AT E234116 T1 ATE234116 T1 AT E234116T1 AT 98950454 T AT98950454 T AT 98950454T AT 98950454 T AT98950454 T AT 98950454T AT E234116 T1 ATE234116 T1 AT E234116T1
- Authority
- AT
- Austria
- Prior art keywords
- agglomerates
- production
- methods
- controlled release
- spherical particles
- Prior art date
Links
Classifications
-
- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08L—COMPOSITIONS OF MACROMOLECULAR COMPOUNDS
- C08L5/00—Compositions of polysaccharides or of their derivatives not provided for in groups C08L1/00 or C08L3/00
- C08L5/04—Alginic acid; Derivatives thereof
-
- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61K—PREPARATIONS FOR MEDICAL, DENTAL OR TOILETRY PURPOSES
- A61K9/00—Medicinal preparations characterised by special physical form
- A61K9/14—Particulate form, e.g. powders, Processes for size reducing of pure drugs or the resulting products, Pure drug nanoparticles
- A61K9/141—Intimate drug-carrier mixtures characterised by the carrier, e.g. ordered mixtures, adsorbates, solid solutions, eutectica, co-dried, co-solubilised, co-kneaded, co-milled, co-ground products, co-precipitates, co-evaporates, co-extrudates, co-melts; Drug nanoparticles with adsorbed surface modifiers
- A61K9/146—Intimate drug-carrier mixtures characterised by the carrier, e.g. ordered mixtures, adsorbates, solid solutions, eutectica, co-dried, co-solubilised, co-kneaded, co-milled, co-ground products, co-precipitates, co-evaporates, co-extrudates, co-melts; Drug nanoparticles with adsorbed surface modifiers with organic macromolecular 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
- A61K9/14—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
-
- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08B—POLYSACCHARIDES; DERIVATIVES THEREOF
- C08B37/00—Preparation of polysaccharides not provided for in groups C08B1/00 - C08B35/00; Derivatives thereof
- C08B37/006—Heteroglycans, i.e. polysaccharides having more than one sugar residue in the main chain in either alternating or less regular sequence; Gellans; Succinoglycans; Arabinogalactans; Tragacanth or gum tragacanth or traganth from Astragalus; Gum Karaya from Sterculia urens; Gum Ghatti from Anogeissus latifolia; Derivatives thereof
- C08B37/0084—Guluromannuronans, e.g. alginic acid, i.e. D-mannuronic acid and D-guluronic acid units linked with alternating alpha- and beta-1,4-glycosidic bonds; Derivatives thereof, e.g. alginates
Landscapes
- Health & Medical Sciences (AREA)
- Chemical & Material Sciences (AREA)
- Engineering & Computer Science (AREA)
- Medicinal Chemistry (AREA)
- Life Sciences & Earth Sciences (AREA)
- Bioinformatics & Cheminformatics (AREA)
- General Health & Medical Sciences (AREA)
- Polymers & Plastics (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Organic Chemistry (AREA)
- Pharmacology & Pharmacy (AREA)
- Epidemiology (AREA)
- Animal Behavior & Ethology (AREA)
- Public Health (AREA)
- Veterinary Medicine (AREA)
- Materials Engineering (AREA)
- Biochemistry (AREA)
- Molecular Biology (AREA)
- Medicinal Preparation (AREA)
- General Preparation And Processing Of Foods (AREA)
Applications Claiming Priority (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP9314591A JPH11130698A (ja) | 1997-10-31 | 1997-10-31 | アルギン酸多価金属塩球状微粒子集合体、該球状微粒子集合体に難溶性薬剤を担持した放出制御製剤及びそれらの製造方法 |
PCT/JP1998/004910 WO1999022767A1 (fr) | 1997-10-31 | 1998-10-29 | Agglomerat de particules spheriques d'alginate de metaux polyvalents, preparation a liberation retardee comprenant un medicament difficilement soluble, supporte par cet agglomerat, et procede de production de l'agglomerat et de la preparation |
Publications (1)
Publication Number | Publication Date |
---|---|
ATE234116T1 true ATE234116T1 (de) | 2003-03-15 |
Family
ID=18055148
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
AT98950454T ATE234116T1 (de) | 1997-10-31 | 1998-10-29 | Agglomerate oder sphärische teilchen aus polyvalenten metall-alginaten, an die agglomerate gebundene zusammensetzungen für die kontrollierte freisetzung, die schwerlösliche medikamente enthalten, und verfahren für ihre herstellung |
Country Status (7)
Country | Link |
---|---|
US (1) | US6274174B1 (de) |
EP (1) | EP0970705B1 (de) |
JP (1) | JPH11130698A (de) |
AT (1) | ATE234116T1 (de) |
CA (1) | CA2276436A1 (de) |
DE (1) | DE69812078T2 (de) |
WO (1) | WO1999022767A1 (de) |
Families Citing this family (27)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US6143211A (en) * | 1995-07-21 | 2000-11-07 | Brown University Foundation | Process for preparing microparticles through phase inversion phenomena |
EP1423175B1 (de) * | 2001-08-08 | 2013-10-02 | Brown University Research Foundation | Verfahren zur mikronisierung von hydrophoben arzneistoffen |
US6974592B2 (en) * | 2002-04-11 | 2005-12-13 | Ocean Nutrition Canada Limited | Encapsulated agglomeration of microcapsules and method for the preparation thereof |
US20050067726A1 (en) * | 2002-11-04 | 2005-03-31 | Nianxi Yan | Microcapsules having multiple shells and method for the preparation thereof |
AU2003297561A1 (en) * | 2002-11-26 | 2004-06-18 | Garry R. Hollenbeck | Aqueous sustained-release drug delivery system for highly water-soluble electrolytic drugs |
CN1310954C (zh) * | 2003-04-15 | 2007-04-18 | 哈尔滨工程大学 | 海藻酸铬的制备方法 |
US6969530B1 (en) | 2005-01-21 | 2005-11-29 | Ocean Nutrition Canada Ltd. | Microcapsules and emulsions containing low bloom gelatin and methods of making and using thereof |
US8034450B2 (en) * | 2005-01-21 | 2011-10-11 | Ocean Nutrition Canada Limited | Microcapsules and emulsions containing low bloom gelatin and methods of making and using thereof |
ATE452120T1 (de) * | 2005-01-27 | 2010-01-15 | Ocean Nutrition Canada Ltd | Fettsäure-benzenediol-derivate sowie herstellungs-und verwendungsverfahren dafür |
EP1848729A2 (de) * | 2005-01-27 | 2007-10-31 | Ocean Nutrition Canada Limited | Chrom-fettsäureverbindungen und verfahren zu ihrer herstellung und verwendung |
US9968120B2 (en) * | 2006-05-17 | 2018-05-15 | Dsm Nutritional Products Ag | Homogenized formulations containing microcapsules and methods of making and using thereof |
DE102005061965A1 (de) * | 2005-12-23 | 2007-07-05 | Fraunhofer-Gesellschaft zur Förderung der angewandten Forschung e.V. | Oxidische Agglomeratpartikel, Verfahren zur Herstellung von Nanokompositen sowie deren Verwendung |
NZ572529A (en) * | 2006-04-07 | 2010-11-26 | Ocean Nutrition Canada Ltd | Emulsions and microcapsules with substances having low interfacial tension, methods of making and using thereof |
WO2007125915A1 (ja) * | 2006-04-24 | 2007-11-08 | Kaneka Corporation | 補酵素q含有固形物 |
CN107362154B (zh) * | 2006-06-05 | 2020-10-30 | 帝斯曼营养品股份公司 | 具有改进壳层的微胶囊 |
WO2008014060A2 (en) * | 2006-07-27 | 2008-01-31 | Boston Scientific Limited | Microparticle |
ES2604081T3 (es) | 2007-01-10 | 2017-03-02 | Dsm Nutritional Products Ag | Microcápsulas que incluyen proteína de guisante |
CN101168572B (zh) * | 2007-11-08 | 2010-06-02 | 青岛明月海藻集团有限公司 | 酸奶专用藻酸丙二醇酯的生产方法 |
JP4626829B2 (ja) * | 2007-11-15 | 2011-02-09 | Toto株式会社 | 多孔質複合構造物の作製方法及びその作製に用いる多孔質微粒子 |
ES2319158B1 (es) | 2008-12-23 | 2010-01-26 | Grifols, S.A | Composicion de microparticulas biocompatibles de acido alginico para la liberacion controlada de principios activos por via intravenosa. |
BRPI1014275B8 (pt) | 2009-04-24 | 2021-05-25 | Iceutica Pty Ltd | composição que compreende partículas de indometacina dispersas em pelo menos dois materiais de moagem parcialmente moídos |
JP2012035233A (ja) * | 2010-08-11 | 2012-02-23 | Seiko Epson Corp | ゲル形成性溶液及びゲル製造方法 |
CN102823585B (zh) * | 2012-08-28 | 2014-06-25 | 中国农业科学院农业环境与可持续发展研究所 | 一种水溶性农药缓控释制剂及其制备方法 |
CN102977224B (zh) * | 2012-12-21 | 2014-08-13 | 青岛明月海藻集团有限公司 | 一种海藻酸钙的制备方法 |
WO2016012564A1 (en) * | 2014-07-23 | 2016-01-28 | Roche Diagnostics Gmbh | Method and apparatus for generation of microparticles containing immobilized enzyme |
CN104474779B (zh) * | 2014-12-12 | 2016-05-11 | 青岛明月海藻集团有限公司 | 一种过滤用硅藻土的回收利用方法 |
WO2017097844A1 (en) * | 2015-12-07 | 2017-06-15 | Schlumberger Norge As | Microsphere compositions and methods for production in oil-based drilling fluids |
Family Cites Families (15)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
DE68915494T2 (de) | 1988-03-09 | 1995-01-05 | Snow Brand Milk Prod Co Ltd | Zubereitung mit verzögerter freigabe durch verwendung von alginaten. |
JP2818220B2 (ja) * | 1988-11-04 | 1998-10-30 | フロイント産業株式会社 | 食品用の含水有機溶剤抽出物含有組成物および医薬用の含水有機溶剤抽出物含有組成物、並びにそれらの製造方法 |
JPH02180709A (ja) * | 1988-12-29 | 1990-07-13 | Tonen Corp | 多孔質球状アパタイト系化合物及びその製造方法 |
JPH02225422A (ja) * | 1989-02-28 | 1990-09-07 | Kimitsu Kagaku Kogyo Kk | 薬剤組成物 |
JP2511577B2 (ja) | 1991-02-05 | 1996-06-26 | 株式会社紀文食品 | アルギン酸プロピレングリコ―ルエステルからなる徐放性製剤 |
US5340591A (en) * | 1992-01-24 | 1994-08-23 | Fujisawa Pharmaceutical Co., Ltd. | Method of producing a solid dispersion of the sparingly water-soluble drug, nilvadipine |
JPH0725895B2 (ja) * | 1992-02-10 | 1995-03-22 | 第一工業製薬株式会社 | 高分子微粒子の製造方法 |
JPH0778126B2 (ja) * | 1992-02-10 | 1995-08-23 | 日清紡績株式会社 | 多糖類真球状粒子及び製造方法 |
JP2516524B2 (ja) * | 1992-04-27 | 1996-07-24 | 大洋薬品工業株式会社 | 持続性製剤 |
JPH06227969A (ja) * | 1993-02-02 | 1994-08-16 | Masayasu Sugihara | 薬品の腸溶性改善方法およびそれにより得られた薬品組成物 |
JPH07291854A (ja) * | 1994-04-26 | 1995-11-07 | Tanabe Seiyaku Co Ltd | 溶解性の改善された医薬品製剤 |
TW487582B (en) * | 1995-08-11 | 2002-05-21 | Nissan Chemical Ind Ltd | Method for converting sparingly water-soluble medical substance to amorphous state |
JP3984664B2 (ja) * | 1995-12-22 | 2007-10-03 | 日清紡績株式会社 | 創傷被覆材 |
JPH09278656A (ja) * | 1996-02-05 | 1997-10-28 | Sankyo Co Ltd | 経口投与用5α−リダクターゼ阻害製剤及びその製造方法 |
JP4162729B2 (ja) * | 1996-06-13 | 2008-10-08 | アクロス株式会社 | ワイパーブレードゴム用塗料組成物 |
-
1997
- 1997-10-31 JP JP9314591A patent/JPH11130698A/ja active Pending
-
1998
- 1998-10-29 DE DE69812078T patent/DE69812078T2/de not_active Expired - Fee Related
- 1998-10-29 WO PCT/JP1998/004910 patent/WO1999022767A1/ja active IP Right Grant
- 1998-10-29 EP EP98950454A patent/EP0970705B1/de not_active Expired - Lifetime
- 1998-10-29 US US09/341,052 patent/US6274174B1/en not_active Expired - Fee Related
- 1998-10-29 AT AT98950454T patent/ATE234116T1/de not_active IP Right Cessation
- 1998-10-29 CA CA002276436A patent/CA2276436A1/en not_active Abandoned
Also Published As
Publication number | Publication date |
---|---|
DE69812078T2 (de) | 2003-11-13 |
CA2276436A1 (en) | 1999-05-14 |
EP0970705A4 (de) | 2001-07-25 |
WO1999022767A1 (fr) | 1999-05-14 |
DE69812078D1 (de) | 2003-04-17 |
EP0970705B1 (de) | 2003-03-12 |
EP0970705A1 (de) | 2000-01-12 |
US6274174B1 (en) | 2001-08-14 |
JPH11130698A (ja) | 1999-05-18 |
Similar Documents
Publication | Publication Date | Title |
---|---|---|
ATE234116T1 (de) | Agglomerate oder sphärische teilchen aus polyvalenten metall-alginaten, an die agglomerate gebundene zusammensetzungen für die kontrollierte freisetzung, die schwerlösliche medikamente enthalten, und verfahren für ihre herstellung | |
DE69509671T2 (de) | Pharmazeutische zusammensetzung mit einem schmelzbaren traegermaterial und verfahren zu seiner herstellung | |
US5169645A (en) | Directly compressible granules having improved flow properties | |
DE69931498T2 (de) | Oral zersetzbare tablette mit ausbildung eines zähen schleims | |
AU611085B2 (en) | Sustained release pharmaceutical preparations | |
SI9520106B (sl) | Modafinil, ki ima definirano velikost delcev | |
NO20001670L (no) | Fremgangsmate for fremstilling av en smaksmaskert farmasoytisk blanding og smaksmaskert farmasoytisk blanding fremstilt ifolge denne fremgangsmaten, samt smaksmaskerte tyggbare tabletter | |
AU2002238848B2 (en) | Use of a spray-dried powder comprising a sugar alcohol | |
IT1214629B (it) | Procedimento di microincapsulazione di un medicamento,medicamento cosi'preparato,e composizioni farmaceutiche che lo comprendono | |
ATE77946T1 (de) | Injizierbares langwirkendes mikroteilchenpr|parat zur verabreichung entzuendungshemmender mittel. | |
JP2538134B2 (ja) | 徐放性製剤およびその製造法 | |
AU2583401A (en) | Process for producing nanometer particles by fluid bed spray-drying | |
ATE315605T1 (de) | Polyakrylsäure-granulate mit gesteuerter freigabe und verfahren zu dessen herstellung | |
DE69531957D1 (de) | Granulat-präparate mit kontinuierlicher freisetzung und verfahren zur herstellung | |
DE59209244D1 (de) | Inhalationspulver und verfahren zu ihrer herstellung | |
DE69000240D1 (de) | Nifedipine enthaltende zusammensetzungen und verfahren zu ihrer herstellung. | |
ATE420630T1 (de) | Pulverzubereitungen und verfahren zu ihrer herstellung | |
ATE238070T1 (de) | Komplex aus carrageenan und einem wasserlöslichen medikament mit einer spezifischen granulometrie und entsprechende pharmazeutische zusammensetzungen mit gesteuerter freisetzung | |
KR20010042536A (ko) | 정제의 제조방법 및 정제 | |
JP2000510488A (ja) | 改良投薬ユニット | |
MY145784A (en) | Medicament sustained-release particles and method for preparing the same | |
US3857933A (en) | Process for the manufacture of a drug dosage form permitting controlled release of active ingredient | |
JP2009089982A (ja) | 打錠用造粒物の造粒方法 | |
RU2004124252A (ru) | Модифицирующий фильтр | |
JPH0959156A (ja) | プランルカストを含有する造粒物、その製造方法およびプランルカストの付着凝集性改善方法 |
Legal Events
Date | Code | Title | Description |
---|---|---|---|
RER | Ceased as to paragraph 5 lit. 3 law introducing patent treaties |