DE3867313D1 - Haertungsmittel fuer phasentrennungsmikroverkapselung. - Google Patents

Haertungsmittel fuer phasentrennungsmikroverkapselung.

Info

Publication number
DE3867313D1
DE3867313D1 DE8888106617T DE3867313T DE3867313D1 DE 3867313 D1 DE3867313 D1 DE 3867313D1 DE 8888106617 T DE8888106617 T DE 8888106617T DE 3867313 T DE3867313 T DE 3867313T DE 3867313 D1 DE3867313 D1 DE 3867313D1
Authority
DE
Germany
Prior art keywords
phase separation
enclosure
curing agent
hardening agent
compositions
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 - Lifetime
Application number
DE8888106617T
Other languages
English (en)
Inventor
James Ronald Lawter
Michael Gerard Lanzilotti
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.)
Wyeth Holdings LLC
Original Assignee
American Cyanamid Co
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 American Cyanamid Co filed Critical American Cyanamid Co
Application granted granted Critical
Publication of DE3867313D1 publication Critical patent/DE3867313D1/de
Anticipated expiration legal-status Critical
Expired - Lifetime 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
    • A61K9/14—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
    • A61K9/1641—Organic macromolecular compounds obtained otherwise than by reactions only involving carbon-to-carbon unsaturated bonds, e.g. polyethylene glycol, poloxamers
    • A61K9/1647—Polyesters, e.g. poly(lactide-co-glycolide)
    • 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
    • A61K9/1682—Processes
    • A61K9/1694—Processes resulting in granules or microspheres of the matrix type containing more than 5% of excipient
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01J—CHEMICAL OR PHYSICAL PROCESSES, e.g. CATALYSIS OR COLLOID CHEMISTRY; THEIR RELEVANT APPARATUS
    • B01J13/00—Colloid chemistry, e.g. the production of colloidal materials or their solutions, not otherwise provided for; Making microcapsules or microballoons
    • B01J13/02—Making microcapsules or microballoons
    • B01J13/06—Making microcapsules or microballoons by phase separation
    • B01J13/12—Making microcapsules or microballoons by phase separation removing solvent from the wall-forming material solution
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01J—CHEMICAL OR PHYSICAL PROCESSES, e.g. CATALYSIS OR COLLOID CHEMISTRY; THEIR RELEVANT APPARATUS
    • B01J13/00—Colloid chemistry, e.g. the production of colloidal materials or their solutions, not otherwise provided for; Making microcapsules or microballoons
    • B01J13/02—Making microcapsules or microballoons
    • B01J13/20—After-treatment of capsule walls, e.g. hardening

Landscapes

  • Chemical & Material Sciences (AREA)
  • Health & Medical Sciences (AREA)
  • Bioinformatics & Cheminformatics (AREA)
  • Organic Chemistry (AREA)
  • Engineering & Computer Science (AREA)
  • Veterinary Medicine (AREA)
  • General Health & Medical Sciences (AREA)
  • Medicinal Chemistry (AREA)
  • Pharmacology & Pharmacy (AREA)
  • Epidemiology (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Animal Behavior & Ethology (AREA)
  • Public Health (AREA)
  • Dispersion Chemistry (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Medicinal Preparation (AREA)
  • Manufacturing Of Micro-Capsules (AREA)
  • Pharmaceuticals Containing Other Organic And Inorganic Compounds (AREA)
  • Cosmetics (AREA)
  • Acyclic And Carbocyclic Compounds In Medicinal Compositions (AREA)
  • Packages (AREA)
  • Materials For Medical Uses (AREA)
  • Food Preservation Except Freezing, Refrigeration, And Drying (AREA)
  • Glass Compositions (AREA)
  • Sampling And Sample Adjustment (AREA)
  • Physical Or Chemical Processes And Apparatus (AREA)
  • Medicines That Contain Protein Lipid Enzymes And Other Medicines (AREA)
  • Polymerisation Methods In General (AREA)
DE8888106617T 1987-05-26 1988-05-18 Haertungsmittel fuer phasentrennungsmikroverkapselung. Expired - Lifetime DE3867313D1 (de)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US07/054,372 US5000886A (en) 1987-05-26 1987-05-26 Silicone-hardened pharmaceutical microcapsules and process of making the same

Publications (1)

Publication Number Publication Date
DE3867313D1 true DE3867313D1 (de) 1992-02-13

Family

ID=21990585

Family Applications (1)

Application Number Title Priority Date Filing Date
DE8888106617T Expired - Lifetime DE3867313D1 (de) 1987-05-26 1988-05-18 Haertungsmittel fuer phasentrennungsmikroverkapselung.

Country Status (19)

Country Link
US (1) US5000886A (de)
EP (1) EP0292710B1 (de)
JP (1) JP2712101B2 (de)
KR (1) KR970001209B1 (de)
AT (1) ATE70992T1 (de)
AU (1) AU618000B2 (de)
BR (1) BR1100810A (de)
CA (1) CA1330533C (de)
DE (1) DE3867313D1 (de)
DK (1) DK169119B1 (de)
ES (1) ES2038236T3 (de)
GR (1) GR3004186T3 (de)
HK (1) HK116493A (de)
IE (1) IE61338B1 (de)
IL (1) IL86274A (de)
NO (1) NO177984C (de)
NZ (1) NZ224722A (de)
PH (1) PH27019A (de)
ZA (1) ZA883737B (de)

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US6410056B1 (en) 1984-03-16 2002-06-25 The United States Of America As Represented By The Secretary Of The Army Chemotherapeutic treatment of bacterial infections with an antibiotic encapsulated within a biodegradable polymeric matrix
US20030161889A1 (en) * 1984-03-16 2003-08-28 Reid Robert H. Vaccines against diseases caused by enteropathogenic organisms using antigens encapsulated within biodegradable-biocompatible microspheres
USRE40786E1 (en) 1984-03-16 2009-06-23 The United States Of America As Represented By The Secretary Of The Army Vaccines against intracellular pathogens using antigens encapsulated within biodegradable-biocompatible microspheres
US6309669B1 (en) 1984-03-16 2001-10-30 The United States Of America As Represented By The Secretary Of The Army Therapeutic treatment and prevention of infections with a bioactive materials encapsulated within a biodegradable-biocompatible polymeric matrix
US6024983A (en) * 1986-10-24 2000-02-15 Southern Research Institute Composition for delivering bioactive agents for immune response and its preparation
US5985354A (en) 1995-06-07 1999-11-16 Brown University Research Foundation Preparation of multiwall polymeric microcapsules from hydrophilic polymers
US5143661A (en) * 1987-05-26 1992-09-01 American Cyanamid Company Silicone-hardened pharmaceutical microcapsules
ATE105177T1 (de) * 1988-12-22 1994-05-15 American Cyanamid Co Verfahren zur behandlung von periodontitis durch protrahierte wirkstoffabgabe von arzneimitteln in der zahnhoehle, zusammensetzung davon und vorrichtung zur verabreichung.
ATE111729T1 (de) * 1988-12-22 1994-10-15 American Cyanamid Co Durch phasentrennung microinkapsulierte arzneimittelzusammensetzung zur verminderung der zahnkrankheit.
AU8303691A (en) 1991-04-24 1992-12-21 United States Of America, As Represented By The Secretary Of The Army, The Oral-intestinal vaccines against diseases caused by enteropathogenic organisms using antigens encapsulated within biodegradable-biocompatible microspheres
CH683149A5 (fr) * 1991-07-22 1994-01-31 Debio Rech Pharma Sa Procédé pour la préparation de microsphères en matériau polymère biodégradable.
DE4223169C1 (de) * 1992-07-10 1993-11-25 Ferring Arzneimittel Gmbh Verfahren zur Mikroverkapselung wasserlöslicher Wirkstoffe
US5922340A (en) * 1992-09-10 1999-07-13 Children's Medical Center Corporation High load formulations and methods for providing prolonged local anesthesia
DE4239244A1 (de) * 1992-11-21 1994-05-26 Basf Ag Retard-Form für pharmazeutische Wirkstoffe
US6939546B2 (en) 1993-05-21 2005-09-06 The United States Of America As Represented By The Secretary Of The Army Model for testing immunogenicity of peptides
US5512278A (en) * 1994-01-11 1996-04-30 Phylomed Corporation Ointment base useful for pharmaceutical preparations
US6855331B2 (en) 1994-05-16 2005-02-15 The United States Of America As Represented By The Secretary Of The Army Sustained release hydrophobic bioactive PLGA microspheres
US6447796B1 (en) 1994-05-16 2002-09-10 The United States Of America As Represented By The Secretary Of The Army Sustained release hydrophobic bioactive PLGA microspheres
US7033608B1 (en) 1995-05-22 2006-04-25 The United States Of America As Represented By The Secretary Of The Army “Burst-free” sustained release poly-(lactide/glycolide) microspheres
US6902743B1 (en) 1995-05-22 2005-06-07 The United States Of America As Represented By The Secretary Of The Army Therapeutic treatment and prevention of infections with a bioactive material(s) encapuslated within a biodegradable-bio-compatable polymeric matrix
US5942241A (en) 1995-06-09 1999-08-24 Euro-Celtique, S.A. Formulations and methods for providing prolonged local anesthesia
JP2909418B2 (ja) * 1995-09-18 1999-06-23 株式会社資生堂 薬物の遅延放出型マイクロスフイア
US5942253A (en) * 1995-10-12 1999-08-24 Immunex Corporation Prolonged release of GM-CSF
EP0954301A4 (de) 1996-06-24 2006-03-08 Euro Celtique Sa Verfahren zur erzeugung einer sicheren lokalen anästhesie
US6046187A (en) 1996-09-16 2000-04-04 Children's Medical Center Corporation Formulations and methods for providing prolonged local anesthesia
US6248345B1 (en) 1997-07-02 2001-06-19 Euro-Celtique, S.A. Prolonged anesthesia in joints and body spaces
SE512663C2 (sv) 1997-10-23 2000-04-17 Biogram Ab Inkapslingsförfarande för aktiv substans i en bionedbrytbar polymer
GB2332374B (en) * 1997-12-19 2002-11-06 New Zealand Pastoral Agiricult Controlled release vitamin B12 compositions and methods of using them
US20030180368A1 (en) * 1998-03-14 2003-09-25 Cenes Drug Delivery Limited Production of microparticles
US6174873B1 (en) 1998-11-04 2001-01-16 Supergen, Inc. Oral administration of adenosine analogs
US6498153B1 (en) 1998-12-31 2002-12-24 Akzo Nobel N.V. Extended release growth promoting two component composition
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CA2447618A1 (en) * 2001-05-23 2002-11-28 Tanabe Seiyaku Co., Ltd. A composition for regenerative treatment of cartilage disease
MXPA03010679A (es) * 2001-05-23 2004-03-02 Tanabe Seiyaku Co Una composicion para acelerar la cicatrizacion de fractura osea.
DE10141650C1 (de) 2001-08-24 2002-11-28 Lohmann Therapie Syst Lts Transdermales Therapeutisches System mit Fentanyl bzw. verwandten Substanzen
US6682348B2 (en) * 2002-03-29 2004-01-27 Orapharma, Inc. Dispensing apparatus and cartridge
JP2006514698A (ja) * 2002-10-30 2006-05-11 スフェリックス， インコーポレイテッド ナノ粒子生物活性物質
JP4343948B2 (ja) 2003-04-29 2009-10-14 オレキシジェン・セラピューティクス・インコーポレーテッド 体重減少に影響を及ぼすための組成物
US20050048115A1 (en) * 2003-08-27 2005-03-03 Murty Mangena Buprenorphine microspheres
ES2761812T3 (es) 2005-11-22 2020-05-21 Nalpropion Pharmaceuticals Inc Composición y métodos de aumento de la sensibilidad a la insulina
WO2007089318A2 (en) * 2005-11-23 2007-08-09 Orexigen Therapeutics, Inc. Compositions and methods for reducing food cravings
US8916195B2 (en) * 2006-06-05 2014-12-23 Orexigen Therapeutics, Inc. Sustained release formulation of naltrexone
US9119902B2 (en) * 2006-06-22 2015-09-01 Ethicon, Inc. Semi-crystalline absorbable microspheres
US8580307B2 (en) 2006-06-22 2013-11-12 Ethicon, Inc. High glass transition temperature absorbable microspheres
MX2009004871A (es) * 2006-11-09 2009-06-16 Orexigen Therapeutics Inc Paquete de dosificacion unitaria y metodos para administrar medicaciones de perdida de peso.
JP2010509367A (ja) 2006-11-09 2010-03-25 オレキシジェン・セラピューティクス・インコーポレーテッド 積層製剤
WO2008097851A1 (en) * 2007-02-02 2008-08-14 Warner Chilcott Company, Inc. Tetracycline compositions for topical administration
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GB0714223D0 (en) * 2007-07-20 2007-08-29 Fujifilm Mfg Europe Bv Preparation of fine particles
US7976491B2 (en) * 2007-12-04 2011-07-12 Orapharma, Inc. Actuators for device for delivering medicinal implants
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RU2508095C2 (ru) * 2012-05-10 2014-02-27 Федеральное государственное бюджетное образовательное учреждение высшего профессионального образования Курская государственная сельскохозяйственная академия имени профессора И.И. Иванова Министерства сельского хозяйства Российской Федерации Способ получения микрокапсул лекарственных препаратов группы цефалоспоринов в конжаковой камеди в тетрагидрофуране
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Also Published As

Publication number Publication date
AU618000B2 (en) 1991-12-12
KR970001209B1 (ko) 1997-02-04
KR880013553A (ko) 1988-12-21
ES2038236T3 (es) 1993-07-16
ZA883737B (en) 1989-02-22
CA1330533C (en) 1994-07-05
ATE70992T1 (de) 1992-01-15
JP2712101B2 (ja) 1998-02-10
PH27019A (en) 1993-02-01
IE881565L (en) 1988-11-26
BR1100810A (pt) 1999-10-13
EP0292710A3 (en) 1989-03-22
GR3004186T3 (de) 1993-03-31
NO177984B (no) 1995-09-25
NO177984C (no) 1996-01-03
DK169119B1 (da) 1994-08-22
DK285088A (da) 1988-11-27
HK116493A (en) 1993-11-05
NO882277D0 (no) 1988-05-25
NZ224722A (en) 1990-04-26
JPS63307813A (ja) 1988-12-15
AU1659288A (en) 1988-12-01
NO882277L (no) 1988-11-28
DK285088D0 (da) 1988-05-25
US5000886A (en) 1991-03-19
EP0292710A2 (de) 1988-11-30
EP0292710B1 (de) 1992-01-02
IE61338B1 (en) 1994-11-02
IL86274A (en) 1992-03-29
IL86274A0 (en) 1988-11-15

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8327 Change in the person/name/address of the patent owner

Owner name: WYETH HOLDINGS CORP., MADISON, N.J., US