DE69825049D1 - Im magen verweilende mikrosphären mit gesteuerter freisetzung zur verbesserten arzneistoffabgabe - Google Patents

Im magen verweilende mikrosphären mit gesteuerter freisetzung zur verbesserten arzneistoffabgabe

Info

Publication number
DE69825049D1
DE69825049D1 DE69825049T DE69825049T DE69825049D1 DE 69825049 D1 DE69825049 D1 DE 69825049D1 DE 69825049 T DE69825049 T DE 69825049T DE 69825049 T DE69825049 T DE 69825049T DE 69825049 D1 DE69825049 D1 DE 69825049D1
Authority
DE
Germany
Prior art keywords
sticulated
microspheres
drug delivery
controlled release
improved drug
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.)
Expired - Fee Related
Application number
DE69825049T
Other languages
English (en)
Other versions
DE69825049T2 (de
Inventor
Lisbeth Illum
He Ping
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Kyowa Kirin Services Ltd
Original Assignee
West Pharmaceutical Services Drug Delivery and Clinical Research Center Ltd
Priority date (The priority date 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 date listed.)
Filing date
Publication date
Application filed by West Pharmaceutical Services Drug Delivery and Clinical Research Center Ltd filed Critical West Pharmaceutical Services Drug Delivery and Clinical Research Center Ltd
Application granted granted Critical
Publication of DE69825049D1 publication Critical patent/DE69825049D1/de
Publication of DE69825049T2 publication Critical patent/DE69825049T2/de
Anticipated expiration legal-status Critical
Expired - Fee Related legal-status Critical Current

Links

Classifications

    • 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
    • A—HUMAN NECESSITIES
    • A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61K—PREPARATIONS FOR MEDICAL, DENTAL OR TOILETRY PURPOSES
    • A61K9/00—Medicinal preparations characterised by special physical form
    • A61K9/0012—Galenical forms characterised by the site of application
    • A61K9/0053—Mouth and digestive tract, i.e. intraoral and peroral administration
    • A61K9/0065—Forms with gastric retention, e.g. floating on gastric juice, adhering to gastric mucosa, expanding to prevent passage through the pylorus
    • 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
    • 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
    • A—HUMAN NECESSITIES
    • A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61P—SPECIFIC THERAPEUTIC ACTIVITY OF CHEMICAL COMPOUNDS OR MEDICINAL PREPARATIONS
    • A61P1/00—Drugs for disorders of the alimentary tract or the digestive system
    • A—HUMAN NECESSITIES
    • A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61P—SPECIFIC THERAPEUTIC ACTIVITY OF CHEMICAL COMPOUNDS OR MEDICINAL PREPARATIONS
    • A61P1/00—Drugs for disorders of the alimentary tract or the digestive system
    • A61P1/04—Drugs for disorders of the alimentary tract or the digestive system for ulcers, gastritis or reflux esophagitis, e.g. antacids, inhibitors of acid secretion, mucosal protectants
    • A—HUMAN NECESSITIES
    • A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61P—SPECIFIC THERAPEUTIC ACTIVITY OF CHEMICAL COMPOUNDS OR MEDICINAL PREPARATIONS
    • A61P31/00—Antiinfectives, i.e. antibiotics, antiseptics, chemotherapeutics
    • A61P31/04—Antibacterial agents

Landscapes

  • Health & Medical Sciences (AREA)
  • Veterinary Medicine (AREA)
  • Bioinformatics & Cheminformatics (AREA)
  • Engineering & Computer Science (AREA)
  • Chemical & Material Sciences (AREA)
  • Medicinal Chemistry (AREA)
  • Pharmacology & Pharmacy (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Animal Behavior & Ethology (AREA)
  • General Health & Medical Sciences (AREA)
  • Public Health (AREA)
  • Epidemiology (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • General Chemical & Material Sciences (AREA)
  • Nuclear Medicine, Radiotherapy & Molecular Imaging (AREA)
  • Organic Chemistry (AREA)
  • Physiology (AREA)
  • Nutrition Science (AREA)
  • Communicable Diseases (AREA)
  • Oncology (AREA)
  • Medicinal Preparation (AREA)
  • Pharmaceuticals Containing Other Organic And Inorganic Compounds (AREA)
  • Acyclic And Carbocyclic Compounds In Medicinal Compositions (AREA)
  • Medicines That Contain Protein Lipid Enzymes And Other Medicines (AREA)
DE69825049T 1997-05-24 1998-05-22 Im magen verweilende mikrosphären mit gesteuerter freisetzung zur verbesserten arzneistoffabgabe Expired - Fee Related DE69825049T2 (de)

Applications Claiming Priority (3)

Application Number Priority Date Filing Date Title
GB9710699 1997-05-24
GBGB9710699.1A GB9710699D0 (en) 1997-05-24 1997-05-24 Gastro-retentive controlled release system
PCT/GB1998/001513 WO1998052547A1 (en) 1997-05-24 1998-05-22 Gastroretentive controlled release microspheres for improved drug delivery

Publications (2)

Publication Number Publication Date
DE69825049D1 true DE69825049D1 (de) 2004-08-19
DE69825049T2 DE69825049T2 (de) 2005-07-21

Family

ID=10812970

Family Applications (1)

Application Number Title Priority Date Filing Date
DE69825049T Expired - Fee Related DE69825049T2 (de) 1997-05-24 1998-05-22 Im magen verweilende mikrosphären mit gesteuerter freisetzung zur verbesserten arzneistoffabgabe

Country Status (22)

Country Link
US (1) US6207197B1 (de)
EP (1) EP0984774B1 (de)
JP (1) JP2001525848A (de)
KR (1) KR20010012857A (de)
CN (1) CN1257425A (de)
AR (1) AR012854A1 (de)
AT (1) ATE270880T1 (de)
AU (1) AU737818B2 (de)
BR (1) BR9809453A (de)
CA (1) CA2285580A1 (de)
DE (1) DE69825049T2 (de)
ES (1) ES2226137T3 (de)
GB (2) GB9710699D0 (de)
HU (1) HUP0002935A3 (de)
IL (1) IL132453A0 (de)
NO (1) NO995753D0 (de)
NZ (1) NZ338105A (de)
PL (1) PL336037A1 (de)
PT (1) PT984774E (de)
SK (1) SK148999A3 (de)
WO (1) WO1998052547A1 (de)
ZA (1) ZA984379B (de)

Families Citing this family (97)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US6391336B1 (en) * 1997-09-22 2002-05-21 Royer Biomedical, Inc. Inorganic-polymer complexes for the controlled release of compounds including medicinals
DE19850445A1 (de) * 1998-11-02 2000-05-04 Falk Pharma Gmbh Arzneimittel zur topischen Behandlung entzündlicher Darmerkrankungen
WO2000047644A1 (en) * 1999-02-12 2000-08-17 Universiteit Gent A biocompatible adhesive system and a bioadhesive drug delivery system with controllable release
SE9901272D0 (sv) * 1999-04-09 1999-04-09 Astra Ab New improved formulation
ATE258777T1 (de) * 1999-07-02 2004-02-15 Cognis Iberia Sl Mikrokapseln - ii
EP1064913B1 (de) 1999-07-02 2005-09-14 Cognis IP Management GmbH Mikrokapseln - III
ES2168043B1 (es) 1999-09-13 2003-04-01 Esteve Labor Dr Forma farmaceutica solida oral de liberacion modificada que contiene un compuesto de bencimidazol labil en medio acido.
DE10026698A1 (de) * 2000-05-30 2001-12-06 Basf Ag Selbstemulgierende Wirkstoffformulierung und Verwendung dieser Formulierung
US6881420B2 (en) 2000-06-23 2005-04-19 Teva Pharmaceutical Industries Ltd. Compositions and dosage forms for gastric delivery of irinotecan and methods of treatment that use it to inhibit cancer cell proliferation
US6476006B2 (en) * 2000-06-23 2002-11-05 Teva Pharmaceutical Industries, Ltd. Composition and dosage form for delayed gastric release of alendronate and/or other bis-phosphonates
US7674480B2 (en) * 2000-06-23 2010-03-09 Teva Pharmaceutical Industries Ltd. Rapidly expanding composition for gastric retention and controlled release of therapeutic agents, and dosage forms including the composition
AU2001296908A1 (en) * 2000-09-29 2002-04-08 Geneva Pharmaceuticals, Inc. Proton pump inhibitor formulation
JP4241041B2 (ja) * 2000-12-07 2009-03-18 ニコメッド ゲゼルシャフト ミット ベシュレンクテル ハフツング 酸分解性活性成分を含有するペースト形の医薬品製造物
KR100413114B1 (ko) * 2001-03-30 2003-12-31 재단법인서울대학교산학협력재단 키토산으로 표면 코팅된 조직 재생용 생분해성 고분자제제 및 그 제조방법
EP1245227A1 (de) 2001-03-31 2002-10-02 Jagotec Ag Pharmazeutische, im Magen aufschwimmende Tablette für die programmierte Freisetzung des Wirkstoffes und Verfahren zur Herstellung des in der Tablette enthaltenen schwimmfähigen Materials
US7396822B2 (en) 2001-05-24 2008-07-08 Vaxiion Therapeutics, Inc. Immunogenic minicells and methods of use
US20030194798A1 (en) 2001-05-24 2003-10-16 Surber Mark W. Minicell compositions and methods
US20040219186A1 (en) * 2001-08-16 2004-11-04 Ayres James W. Expandable gastric retention device
US20030124196A1 (en) * 2001-08-22 2003-07-03 Susan Weinbach Pulsatile release compositions and methods for enhanced intestinal drug absorption
US20030083286A1 (en) * 2001-08-22 2003-05-01 Ching-Leou Teng Bioadhesive compositions and methods for enhanced intestinal drug absorption
US20030104052A1 (en) * 2001-10-25 2003-06-05 Bret Berner Gastric retentive oral dosage form with restricted drug release in the lower gastrointestinal tract
US20030091630A1 (en) * 2001-10-25 2003-05-15 Jenny Louie-Helm Formulation of an erodible, gastric retentive oral dosage form using in vitro disintegration test data
US20030152622A1 (en) * 2001-10-25 2003-08-14 Jenny Louie-Helm Formulation of an erodible, gastric retentive oral diuretic
CA2409552A1 (en) * 2001-10-25 2003-04-25 Depomed, Inc. Gastric retentive oral dosage form with restricted drug release in the lower gastrointestinal tract
ZA200404023B (en) 2001-11-21 2005-05-24 E Z Em Inc Formulations for use in medical or diagnostic procedures.
AU2003205106A1 (en) * 2002-01-16 2003-09-02 Agency For Disease Diagnosis And Prevention Pace-a microspheres for delivery of antigens
EP2272946B9 (de) 2002-02-25 2015-06-24 Vaxiion Therapeutics, LLC Minizell-Zusammensetzungen und Verfahren
US20030204180A1 (en) * 2002-04-30 2003-10-30 Kimberly-Clark Worldwide, Inc. Temperature responsive delivery systems
US20030228363A1 (en) * 2002-06-07 2003-12-11 Patel Mahendra R. Stabilized pharmaceutical compositons containing benzimidazole compounds
AU2002329108A1 (en) * 2002-09-03 2004-03-29 Centro De Investigacion En Alimentacion Y Desarrollo A.C. Method of preparing chitosan microcapsules of astaxanthin and product thus obtained
US20040131681A1 (en) * 2002-09-05 2004-07-08 Ambrose Catherine G. Antibiotic microspheres for treatment of infections and osteomyelitis
US8986737B2 (en) * 2002-09-05 2015-03-24 Wm. Marsh Rice University Antibiotic microspheres for treatment and prevention of osteomyelitis and enhancement of bone regrowth
JP2006514986A (ja) * 2002-12-13 2006-05-18 シラグ・アクチエンゲゼルシヤフト トラマドールおよびトピラメートを含んでなる制御放出調製物
JP4469846B2 (ja) * 2003-01-31 2010-06-02 エラン ファーマ インターナショナル，リミティド ナノ粒子状トピラメート製剤
CN1212837C (zh) * 2003-07-02 2005-08-03 南京天泽医药科技开发有限公司 雷尼替丁微丸制剂
US8025899B2 (en) 2003-08-28 2011-09-27 Abbott Laboratories Solid pharmaceutical dosage form
US8377952B2 (en) * 2003-08-28 2013-02-19 Abbott Laboratories Solid pharmaceutical dosage formulation
GB0400031D0 (en) 2004-01-03 2004-02-04 Univ Sheffield Depression treatment
US7794713B2 (en) 2004-04-07 2010-09-14 Lpath, Inc. Compositions and methods for the treatment and prevention of hyperproliferative diseases
US20080102114A1 (en) * 2004-04-23 2008-05-01 Panduranga Rao Koritala Microparticles and Nanoparticles for the Transmucosal Delivery of Therapeutic and Diagnostic Agents
GB0427455D0 (en) * 2004-12-15 2005-01-19 Jagotec Ag Dosage forms
US7879361B2 (en) * 2005-01-04 2011-02-01 Gp Medical, Inc. Nanoparticles for drug delivery
KR100815040B1 (ko) * 2005-01-31 2008-03-18 주식회사종근당 비스포스포네이트계 약물의 경구흡수 개선을 위한약제학적 조성물
JP2008538754A (ja) * 2005-04-11 2008-11-06 ザ・ボード・オブ・トラスティーズ・オブ・ザ・レランド・スタンフォード・ジュニア・ユニバーシティ 薬剤を含んだ所定のレイヤパターンを有する複層構造体
GB0517957D0 (en) 2005-09-03 2005-10-12 Morvus Technology Ltd Method of combating infection
US8865197B2 (en) * 2005-09-06 2014-10-21 Israel Oceanographic And Limnological Research Ltd. Food formulation for aquatic animals with integrated targeted delivery of bioactive agents
GB0526552D0 (en) 2005-12-29 2006-02-08 Morvus Technology Ltd New use
CA2675230A1 (en) * 2006-01-10 2008-07-26 Pipex, Inc. Pharmaceutical compositions and methods to achieve and maintain a targeted and stable copper status and prevent and treat copper-related central nervous system diseases
WO2007086078A2 (en) * 2006-01-30 2007-08-02 Panacea Biotec Ltd. Novel pharmaceutical compositions and process of preparation thereof
US8846102B2 (en) * 2006-03-30 2014-09-30 Engene, Inc. Non-viral compositions and methods for transfecting gut cells in vivo
JP5004505B2 (ja) * 2006-05-18 2012-08-22 株式会社サンギ 口腔用組成物
US7862812B2 (en) 2006-05-31 2011-01-04 Lpath, Inc. Methods for decreasing immune response and treating immune conditions
WO2008010690A1 (en) * 2006-07-21 2008-01-24 Handok Pharmaceuticals Co., Ltd. Gastric retention-type pellet and the preparation method thereof
GB2442202A (en) 2006-09-30 2008-04-02 Morvus Technology Ltd Vermin poison
US8895061B2 (en) * 2007-03-02 2014-11-25 Meda Pharmaceuticals Inc. Compositions comprising carisoprodol and methods of use thereof
US8178483B2 (en) * 2007-03-30 2012-05-15 Colgate-Palmolive Company Polymeric encapsulates having a quaternary ammonium salt and methods for producing the same
EP2200613B1 (de) 2007-09-21 2018-09-05 The Johns Hopkins University Phenazin-derivate und ihre verwendungen
SI2954932T1 (sl) 2007-10-03 2019-01-31 Wista Laboratories Ltd. Terapevtska uporaba diaminofenotiazinov
GB0808835D0 (en) 2008-05-15 2008-06-18 Vitra Pharmaceuticals Ltd Therapeutic compositions
ZA200903858B (en) * 2008-06-19 2013-10-30 Univ Of Witwatesrand Johannesburg Pharmaceutical dosage form
EP2310502B1 (de) 2008-06-25 2016-02-10 Vaxiion Therapeutics, LLC Zusammensetzungen und verfahren mit reguliertem genetischem suizidmechanismus
AP2011005687A0 (en) 2008-10-08 2011-06-30 Bioplus Life Sciences Pvt Ltd Sustained release drug delivery system.
US20160016982A1 (en) 2009-07-31 2016-01-21 Thar Pharmaceuticals, Inc. Crystallization method and bioavailability
US8399023B2 (en) 2009-07-31 2013-03-19 Thar Pharmaceuticals, Inc. Crystallization method and bioavailability
US9169279B2 (en) 2009-07-31 2015-10-27 Thar Pharmaceuticals, Inc. Crystallization method and bioavailability
WO2011111068A2 (en) 2010-03-09 2011-09-15 Council Of Scientific And Industrial Research Gastroretentive, extended release composition of therapeutic agent
US9340565B2 (en) 2010-11-24 2016-05-17 Thar Pharmaceuticals, Inc. Crystalline forms
AU2012217728B2 (en) 2011-02-15 2017-04-27 Vaxiion Therapeutics, Llc Therapeutic compositions and methods for antibody and Fc-containing targeting molecule-based targeted delivery of bioactive molecules by bacterial minicells
WO2012171125A1 (en) 2011-06-13 2012-12-20 Rival, Société En Commandite N,n,n-trialkylpolymers, methods of their preparation and uses thereof
WO2013054285A1 (en) 2011-10-11 2013-04-18 Ranbaxy Laboratories Limited A gastroretentive dosage system and process of preparation thereof
EP2787955B1 (de) * 2011-12-09 2018-02-07 Unilever N.V. Antimikrobielle zusammensetzung
WO2013164652A2 (en) 2012-05-04 2013-11-07 Ineb-Instituto De Engenharia Biomédica Microspheres
SG11201500227SA (en) * 2012-08-16 2015-02-27 Univ Nanyang Tech Floating capsules encapsulating particles loaded with one or more drugs
WO2014055682A1 (en) 2012-10-02 2014-04-10 Vaxiion Therapeutics, Inc. Immunomodulatory minicells and methods of use
IN2015DN04161A (de) 2012-10-16 2015-10-16 Ranbaxy Lab Ltd
KR101486132B1 (ko) * 2013-03-20 2015-01-23 씨제이헬스케어 주식회사 졸-겔 변환 특성을 갖는 고분자를 이용한 미립구의 제조방법 및 이로부터 제조된 미립구
CN105916493A (zh) 2013-12-06 2016-08-31 高级生物营养公司 用于经口递送生物活性剂的组合物
US9617230B2 (en) 2014-12-22 2017-04-11 Farmington Pharma Development Creatine prodrugs, compositions and methods of use thereof
WO2016108774A1 (en) 2014-12-31 2016-07-07 Izmir Teknoloji Gelistirme Bolgesi A. S. Essential oil loaded mucoadhesive nanocomposite delivery system for gastrointestinal system
WO2016115253A1 (en) 2015-01-14 2016-07-21 The Regents Of The University Ofcolordo, A Body Corporate Insulin mimotopes and methods of using the same
CN113577323B (zh) 2015-08-04 2024-02-20 瓦克星治疗有限责任公司 基于细菌小细胞的生物药物的电离辐射灭菌以及使用方法
MX2018011278A (es) 2016-03-17 2019-07-08 Thiogenesis Therapeutics Inc Composiciones para la liberacion controlada de cisteamina y el tratamiento sistemico de trastornos sensibles a la cisteamina.
WO2017165508A1 (en) 2016-03-24 2017-09-28 Im Therapeutics Methods of treating autoimmune disease
WO2017208070A1 (en) 2016-05-31 2017-12-07 Grünenthal GmbH Bisphosphonic acid and coformers with lysin, glycin, nicotinamide for treating psoriatic arthritis
CN106389386A (zh) * 2016-09-13 2017-02-15 温州生物材料与工程研究所 一种用于药物包载与缓释的生物相容性交联微纳米材料及其构建工艺
AU2017365028A1 (en) 2016-11-23 2019-06-20 Vaxiion Therapeutics, Llc Immunomodulatory and oncolytic minicells and methods of use
CN110546250A (zh) 2017-04-28 2019-12-06 农业球体公司 用于包封和可扩展递送农用化学品的组合物和方法
EP3684418A4 (de) 2017-09-20 2021-06-16 Thiogenesis Therapeutics, Inc. Verfahren zur behandlung von cysteaminempfindlichen erkrankungen
BR112020010805B1 (pt) 2017-12-01 2024-01-30 Ultragenyx Pharmaceutical Inc Compostos ou sais farmaceuticamente aceitáveis dos mesmos, respectivos usos e composição farmacêutica
US11052060B2 (en) 2018-02-12 2021-07-06 The Regents Of The University Of Colorado, A Body Corporate Compounds and methods for treating autoimmunity
US11013707B2 (en) 2018-03-23 2021-05-25 The Regents Of The University Of Colorado, A Body Corporate Administration of oral methyldopa
WO2019223753A1 (zh) 2018-05-23 2019-11-28 上海汉都医药科技有限公司 活性药物成分的控释系统及其制备方法
CN114191307A (zh) 2020-09-17 2022-03-18 上海汉都医药科技有限公司 一种口腔滞留装置及其制备方法
US11911513B2 (en) 2018-05-23 2024-02-27 Shanghai Wd Pharmaceutical Co., Ltd Controlled-release system of active pharmaceutical ingredient and preparation method therefor
CA3139217A1 (en) 2019-05-14 2020-11-19 Clexio Biosciences Ltd. Treatment of nocturnal symptoms and morning akinesia in subjects with parkinson's disease
WO2022195476A1 (en) 2021-03-15 2022-09-22 Clexio Biosciences Ltd. Gastroretentive devices for assessment of intragastric conditions
CN114376087A (zh) * 2022-02-24 2022-04-22 北京九州大地生物技术集团股份有限公司 一种改善公牛繁育性能的高锌饲料添加剂及制备方法和应用

Family Cites Families (20)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO1985002092A1 (en) * 1983-11-14 1985-05-23 Bio-Mimetics Inc. Bioadhesive compositions and methods of treatment therewith
US4772475A (en) * 1985-03-08 1988-09-20 Yamanouchi Pharmaceutical Co., Ltd. Controlled-release multiple units pharmaceutical formulation
US4895724A (en) 1985-06-07 1990-01-23 Pfizer Inc. Chitosan compositions for controlled and prolonged release of macromolecules
JPS62195323A (ja) 1986-02-24 1987-08-28 Eisai Co Ltd 胃内滞留型粒子
JPH0623202B2 (ja) 1986-07-11 1994-03-30 大日精化工業株式会社 キトサン粒体の製造方法
CA2014244A1 (en) 1989-04-13 1990-10-13 Takeda Chemical Industries, Ltd. Stabilized composition of anthracyclines
US5196409A (en) * 1989-08-20 1993-03-23 Yissum, Research Development Company Of The Hebrew University Of Jerusalem Bisphosphonates, pharmaceutical compositions, and process for the treatment of irregularities in calcium metabolism
IT1243390B (it) 1990-11-22 1994-06-10 Vectorpharma Int Composizioni farmaceutiche in forma di particelle atte al rilascio controllato di sostanze farmacologicamente attive e procedimento per la loro preparazione.
DK0589893T3 (da) 1991-04-15 1996-09-09 Applied Microbiology Inc Anvendelse af et bakteriocin som antimikrobielt middel til fremstilling af et lægemiddel til behandl ing af maveforstyrrelser forbundet med helicobacter pylori
IT1250421B (it) 1991-05-30 1995-04-07 Recordati Chem Pharm Composizione farmaceutica a rilascio controllato con proprieta' bio-adesive.
US5198229A (en) 1991-06-05 1993-03-30 Alza Corporation Self-retaining gastrointestinal delivery device
GB9202464D0 (en) 1992-02-05 1992-03-18 Danbiosyst Uk Composition for nasal administration
US5571533A (en) 1992-02-07 1996-11-05 Recordati, S.A., Chemical And Pharmaceutical Company Controlled-release mucoadhesive pharmaceutical composition for the oral administration of furosemide
JPH05339149A (ja) 1992-02-27 1993-12-21 Taisho Pharmaceut Co Ltd 徐放性懸濁製剤
US6197346B1 (en) 1992-04-24 2001-03-06 Brown Universtiy Research Foundation Bioadhesive microspheres and their use as drug delivery and imaging systems
SE9201930D0 (sv) * 1992-06-24 1992-06-24 Astra Ab Gastric antibacterial treatment
EP0595030A3 (de) * 1992-10-01 1995-06-07 Tanabe Seiyaku Co Mehrkern-Mikrosphären mit verzögerter Wirkstoffabgabe und Verfahren zu deren Herstellung.
ES2068762B1 (es) * 1993-07-21 1995-12-01 Lipotec Sa Un nuevo preparado farmaceutico para mejorar la biodisponibilidad de drogas de dificil absorcion y procedimiento para su obtencion.
US5955096A (en) * 1996-06-25 1999-09-21 Brown University Research Foundation Methods and compositions for enhancing the bioadhesive properties of polymers using organic excipients
US5972389A (en) * 1996-09-19 1999-10-26 Depomed, Inc. Gastric-retentive, oral drug dosage forms for the controlled-release of sparingly soluble drugs and insoluble matter

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GB9926405D0 (en) 2000-01-12
PT984774E (pt) 2004-11-30
JP2001525848A (ja) 2001-12-11
US6207197B1 (en) 2001-03-27
IL132453A0 (en) 2001-03-19
DE69825049T2 (de) 2005-07-21
BR9809453A (pt) 2000-06-20
CN1257425A (zh) 2000-06-21
ATE270880T1 (de) 2004-07-15
EP0984774B1 (de) 2004-07-14
GB2341550B (en) 2002-01-09
NZ338105A (en) 2001-04-27
NO995753L (no) 1999-11-24
ZA984379B (en) 1999-11-22
HUP0002935A3 (en) 2001-04-28
GB9710699D0 (en) 1997-07-16
EP0984774A1 (de) 2000-03-15
ES2226137T3 (es) 2005-03-16
GB2341550A (en) 2000-03-22
KR20010012857A (ko) 2001-02-26
AU737818B2 (en) 2001-08-30
AU7664298A (en) 1998-12-11
HUP0002935A2 (hu) 2000-12-28
NO995753D0 (no) 1999-11-24
WO1998052547A1 (en) 1998-11-26
CA2285580A1 (en) 1998-11-26
PL336037A1 (en) 2000-06-05
AR012854A1 (es) 2000-11-22

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