ZA883737B - Hardening agent for phase separation microencapsulation - Google Patents

Hardening agent for phase separation microencapsulation

Info

Publication number
ZA883737B
ZA883737B ZA883737A ZA883737A ZA883737B ZA 883737 B ZA883737 B ZA 883737B ZA 883737 A ZA883737 A ZA 883737A ZA 883737 A ZA883737 A ZA 883737A ZA 883737 B ZA883737 B ZA 883737B
Authority
ZA
South Africa
Prior art keywords
hardening agent
phase separation
separation microencapsulation
compositions
prior
Prior art date
Application number
ZA883737A
Other languages
English (en)
Inventor
James Ronald Lawter
Ronald Lawter James
Michael Gerard Lanzilotti
Gerard Lanzilotti Michael
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
Publication of ZA883737B publication Critical patent/ZA883737B/xx

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)
  • Medicinal Chemistry (AREA)
  • Pharmacology & Pharmacy (AREA)
  • Epidemiology (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Animal Behavior & Ethology (AREA)
  • General Health & Medical Sciences (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)
  • Medicines That Contain Protein Lipid Enzymes And Other Medicines (AREA)
  • Acyclic And Carbocyclic Compounds In Medicinal Compositions (AREA)
  • Food Preservation Except Freezing, Refrigeration, And Drying (AREA)
  • Packages (AREA)
  • Materials For Medical Uses (AREA)
  • Polymerisation Methods In General (AREA)
  • Glass Compositions (AREA)
  • Sampling And Sample Adjustment (AREA)
  • Physical Or Chemical Processes And Apparatus (AREA)
ZA883737A 1987-05-26 1988-05-25 Hardening agent for phase separation microencapsulation ZA883737B (en)

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
ZA883737B true ZA883737B (en) 1989-02-22

Family

ID=21990585

Family Applications (1)

Application Number Title Priority Date Filing Date
ZA883737A ZA883737B (en) 1987-05-26 1988-05-25 Hardening agent for phase separation microencapsulation

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)

Families Citing this family (68)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US5693343A (en) 1984-03-16 1997-12-02 The United States Of America As Represented By The Secretary Of The Army Microparticle carriers of maximal uptake capacity by both M cells and non-M cells
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
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
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
US6217911B1 (en) * 1995-05-22 2001-04-17 The United States Of America As Represented By The Secretary Of The Army sustained release non-steroidal, anti-inflammatory and lidocaine PLGA 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
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
EP0374532B1 (de) * 1988-12-22 1994-09-21 American Cyanamid Company Durch Phasentrennung microinkapsulierte Arzneimittelzusammensetzung zur Verminderung der Zahnkrankheit
EP0374531B1 (de) * 1988-12-22 1994-05-04 American Cyanamid Company Verfahren zur Behandlung von Periodontitis durch protrahierte Wirkstoffabgabe von Arzneimitteln in der Zahnhöhle, Zusammensetzung davon und Vorrichtung zur Verabreichung
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
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
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
DE69632569T2 (de) 1995-06-09 2005-08-18 Euroceltique S.A. Formulierungen und verfahren für eine verlängerte lokalanästhesie
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
AU733867B2 (en) 1996-06-24 2001-05-31 Euro-Celtique S.A. Methods for providing safe local anesthesia
US6046187A (en) * 1996-09-16 2000-04-04 Children's Medical Center Corporation Formulations and methods for providing prolonged local anesthesia
CA2271750C (en) 1997-07-02 2004-04-27 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
AU711760B2 (en) * 1997-12-19 1999-10-21 Agresearch Limited 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
US6824822B2 (en) * 2001-08-31 2004-11-30 Alkermes Controlled Therapeutics Inc. Ii Residual solvent extraction method and microparticles produced thereby
BR0114713A (pt) * 2000-10-16 2004-01-13 Neopharm Inc Formulação lipossÈmica de mitoxantrona
WO2002058670A1 (en) * 2001-01-25 2002-08-01 Euroceltique S.A. Local anesthetic, and method of use
WO2002094321A1 (fr) * 2001-05-23 2002-11-28 Tanabe Seiyaku Co., Ltd. Compositions favorisant la guérison d'une fracture osseuse
ES2427930T3 (es) * 2001-05-23 2013-11-04 Mitsubishi Tanabe Pharma Corporation Composición terapéutica para el tratamiento regenerativo de enfermedades de los cartílagos
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
WO2004098570A1 (en) * 2002-10-30 2004-11-18 Spherics, Inc. Nanoparticulate bioactive agents
WO2004096201A1 (en) 2003-04-29 2004-11-11 Orexigen Therapeutics, Inc. Compositions for affecting weight loss
US20050048115A1 (en) * 2003-08-27 2005-03-03 Murty Mangena Buprenorphine microspheres
EP2135603B1 (de) * 2005-11-22 2013-01-02 Orexigen Therapeutics, Inc. Zusammensetzungen und Verfahren zur Erhöhung der Insulinsensitivität
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
US8580307B2 (en) * 2006-06-22 2013-11-12 Ethicon, Inc. High glass transition temperature absorbable microspheres
US9119902B2 (en) * 2006-06-22 2015-09-01 Ethicon, Inc. Semi-crystalline absorbable microspheres
KR20180066272A (ko) 2006-11-09 2018-06-18 오렉시젠 세러퓨틱스 인크. 단위 용량 팩키지
TWI609702B (zh) 2006-11-09 2018-01-01 歐瑞根治療有限公司 層狀醫藥調配物
US20080188445A1 (en) * 2007-02-02 2008-08-07 Warner Chilcott Company Inc. Tetracycline compositions for topical administration
US20080188446A1 (en) * 2007-02-02 2008-08-07 Warner Chilcott Company Inc. Tetracycline compositions for topical administration
GB0714223D0 (en) * 2007-07-20 2007-08-29 Fujifilm Mfg Europe Bv Preparation of fine particles
US7976489B2 (en) 2007-12-04 2011-07-12 Orapharma, Inc. Device for delivering medicinal implants
US7976490B2 (en) * 2007-12-04 2011-07-12 Orapharma, Inc. Medicinal implant cartridge
US7976491B2 (en) * 2007-12-04 2011-07-12 Orapharma, Inc. Actuators for device for delivering medicinal implants
MX2010012909A (es) * 2008-05-30 2011-02-25 Orexigen Therapeutics Inc Metodos para tratamiento de condiciones de grasa visceral.
WO2010065317A1 (en) 2008-12-02 2010-06-10 Orapharma, Inc. Medicinal implant device and cartridge
US8333729B2 (en) * 2009-04-07 2012-12-18 Polybiotics Llc Multi-dose delivery system
RU2616496C2 (ru) 2010-01-11 2017-04-17 Ориксиджен Терапьютикс, Инк. Способы проведения терапии потери веса у пациентов с доминирующей депрессией (варианты)
US9119793B1 (en) 2011-06-28 2015-09-01 Medicis Pharmaceutical Corporation Gastroretentive dosage forms for doxycycline
RU2514111C2 (ru) * 2012-05-03 2014-04-27 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 полудане
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
RU2514113C2 (ru) * 2012-05-25 2014-04-27 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
WO2013184837A1 (en) 2012-06-06 2013-12-12 Orexigen Therapeutics, Inc. Methods of treating overweight and obesity
US10842802B2 (en) 2013-03-15 2020-11-24 Medicis Pharmaceutical Corporation Controlled release pharmaceutical dosage forms
WO2015013579A1 (en) 2013-07-26 2015-01-29 Update Pharma Inc. Compositions to improve the therapeutic benefit of bisantrene
US9402701B2 (en) 2013-10-22 2016-08-02 Profounda, Inc Positionable delivery device and method

Family Cites Families (12)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS528795B2 (de) * 1971-12-30 1977-03-11
US4107072A (en) * 1973-05-25 1978-08-15 Merck & Co., Inc. Process of isolating cyclohexane-free ethylcellulose microcapsules
US4107071A (en) * 1977-02-16 1978-08-15 Capsulated Systems, Inc. Method of producing microcapsules and resulting product
CA1143289A (en) * 1978-10-17 1983-03-22 Lee R. Beck Microparticle drug delivery system
US4732763A (en) * 1978-10-17 1988-03-22 Stolle Research And Development Corporation Active/passive immunization of the internal female reproductive organs
US4389330A (en) * 1980-10-06 1983-06-21 Stolle Research And Development Corporation Microencapsulation process
PH19942A (en) * 1980-11-18 1986-08-14 Sintex Inc Microencapsulation of water soluble polypeptides
US4675189A (en) * 1980-11-18 1987-06-23 Syntex (U.S.A.) Inc. Microencapsulation of water soluble active polypeptides
IE52535B1 (en) * 1981-02-16 1987-12-09 Ici Plc Continuous release pharmaceutical compositions
ATE37983T1 (de) * 1982-04-22 1988-11-15 Ici Plc Mittel mit verzoegerter freigabe.
CH660302A5 (fr) * 1984-10-17 1987-04-15 Debiopharm Sa Procede de micro-encapsulation en phase heterogene de substances medicamenteuses hydrosolubles.
JPH0751496B2 (ja) * 1986-04-02 1995-06-05 武田薬品工業株式会社 リポソ−ムの製造法

Also Published As

Publication number Publication date
KR880013553A (ko) 1988-12-21
EP0292710A2 (de) 1988-11-30
HK116493A (en) 1993-11-05
BR1100810A (pt) 1999-10-13
NO882277L (no) 1988-11-28
EP0292710B1 (de) 1992-01-02
DK285088D0 (da) 1988-05-25
AU618000B2 (en) 1991-12-12
DK169119B1 (da) 1994-08-22
DK285088A (da) 1988-11-27
GR3004186T3 (de) 1993-03-31
NO882277D0 (no) 1988-05-25
CA1330533C (en) 1994-07-05
US5000886A (en) 1991-03-19
JP2712101B2 (ja) 1998-02-10
IE881565L (en) 1988-11-26
KR970001209B1 (ko) 1997-02-04
EP0292710A3 (en) 1989-03-22
JPS63307813A (ja) 1988-12-15
IL86274A0 (en) 1988-11-15
ATE70992T1 (de) 1992-01-15
AU1659288A (en) 1988-12-01
IL86274A (en) 1992-03-29
ES2038236T3 (es) 1993-07-16
DE3867313D1 (de) 1992-02-13
NZ224722A (en) 1990-04-26
IE61338B1 (en) 1994-11-02
PH27019A (en) 1993-02-01
NO177984B (no) 1995-09-25
NO177984C (no) 1996-01-03

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