PH27019A - Improved phase separation microencapsulation process and pharmaceutical compositions produced thereby - Google Patents

Improved phase separation microencapsulation process and pharmaceutical compositions produced thereby Download PDF

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Publication number
PH27019A
PH27019A PH36977A PH36977A PH27019A PH 27019 A PH27019 A PH 27019A PH 36977 A PH36977 A PH 36977A PH 36977 A PH36977 A PH 36977A PH 27019 A PH27019 A PH 27019A
Authority
PH
Philippines
Prior art keywords
solvent
core material
polymer
encapsulating polymer
volatile silicone
Prior art date
Application number
PH36977A
Other languages
English (en)
Inventor
James Ronald Lawter
Michael Gerard Lanzilotti
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 PH27019A publication Critical patent/PH27019A/en

Links

Classifications

    • AHUMAN NECESSITIES
    • A61MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61KPREPARATIONS FOR MEDICAL, DENTAL OR TOILETRY PURPOSES
    • A61K9/00Medicinal preparations characterised by special physical form
    • A61K9/48Preparations in capsules, e.g. of gelatin, of chocolate
    • AHUMAN NECESSITIES
    • A61MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61KPREPARATIONS FOR MEDICAL, DENTAL OR TOILETRY PURPOSES
    • A61K9/00Medicinal preparations characterised by special physical form
    • A61K9/14Particulate form, e.g. powders, Processes for size reducing of pure drugs or the resulting products, Pure drug nanoparticles
    • A61K9/16Agglomerates; Granulates; Microbeadlets ; Microspheres; Pellets; Solid products obtained by spray drying, spray freeze drying, spray congealing,(multiple) emulsion solvent evaporation or extraction
    • A61K9/1605Excipients; Inactive ingredients
    • A61K9/1629Organic macromolecular compounds
    • A61K9/1641Organic macromolecular compounds obtained otherwise than by reactions only involving carbon-to-carbon unsaturated bonds, e.g. polyethylene glycol, poloxamers
    • A61K9/1647Polyesters, e.g. poly(lactide-co-glycolide)
    • AHUMAN NECESSITIES
    • A61MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61KPREPARATIONS FOR MEDICAL, DENTAL OR TOILETRY PURPOSES
    • A61K9/00Medicinal preparations characterised by special physical form
    • A61K9/14Particulate form, e.g. powders, Processes for size reducing of pure drugs or the resulting products, Pure drug nanoparticles
    • A61K9/16Agglomerates; Granulates; Microbeadlets ; Microspheres; Pellets; Solid products obtained by spray drying, spray freeze drying, spray congealing,(multiple) emulsion solvent evaporation or extraction
    • A61K9/1682Processes
    • A61K9/1694Processes resulting in granules or microspheres of the matrix type containing more than 5% of excipient
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B01PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01JCHEMICAL OR PHYSICAL PROCESSES, e.g. CATALYSIS OR COLLOID CHEMISTRY; THEIR RELEVANT APPARATUS
    • B01J13/00Colloid chemistry, e.g. the production of colloidal materials or their solutions, not otherwise provided for; Making microcapsules or microballoons
    • B01J13/02Making microcapsules or microballoons
    • B01J13/06Making microcapsules or microballoons by phase separation
    • B01J13/12Making microcapsules or microballoons by phase separation removing solvent from the wall-forming material solution
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B01PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01JCHEMICAL OR PHYSICAL PROCESSES, e.g. CATALYSIS OR COLLOID CHEMISTRY; THEIR RELEVANT APPARATUS
    • B01J13/00Colloid chemistry, e.g. the production of colloidal materials or their solutions, not otherwise provided for; Making microcapsules or microballoons
    • B01J13/02Making microcapsules or microballoons
    • B01J13/20After-treatment of capsule walls, e.g. hardening

Landscapes

  • Chemical & Material Sciences (AREA)
  • Health & Medical Sciences (AREA)
  • Organic Chemistry (AREA)
  • Bioinformatics & Cheminformatics (AREA)
  • Engineering & Computer Science (AREA)
  • Epidemiology (AREA)
  • Pharmacology & Pharmacy (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Animal Behavior & Ethology (AREA)
  • General Health & Medical Sciences (AREA)
  • Public Health (AREA)
  • Veterinary Medicine (AREA)
  • Medicinal Chemistry (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Dispersion Chemistry (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)
  • Polymerisation Methods In General (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)
  • Acyclic And Carbocyclic Compounds In Medicinal Compositions (AREA)
PH36977A 1987-05-26 1988-05-26 Improved phase separation microencapsulation process and pharmaceutical compositions produced thereby PH27019A (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
PH27019A true PH27019A (en) 1993-02-01

Family

ID=21990585

Family Applications (1)

Application Number Title Priority Date Filing Date
PH36977A PH27019A (en) 1987-05-26 1988-05-26 Improved phase separation microencapsulation process and pharmaceutical compositions produced thereby

Country Status (19)

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

Families Citing this family (68)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
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
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
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
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
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
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
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
DE68915132T2 (de) * 1988-12-22 1994-12-08 American Cyanamid Co., Wayne, N.J. Verfahren zur Behandlung von Periodontitis durch protrahierte Wirkstoffabgabe von Arzneimitteln in der Zahnhöhle, Zusammensetzung davon und Vorrichtung zur Verabreichung.
EP0374532B1 (en) * 1988-12-22 1994-09-21 American Cyanamid Company Improved phase separation-microencapsulated pharmaceutical compositions useful for alleviating dental disease
WO1992019263A1 (en) 1991-04-24 1992-11-12 The United States Of America, As Represented By The Secretary Of The Army 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
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
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
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
WO1996041616A1 (en) 1995-06-09 1996-12-27 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 (en) 1996-06-24 2006-03-08 Euro Celtique Sa SAFE METHODS OF LOCAL ANESTHESIA
US6046187A (en) * 1996-09-16 2000-04-04 Children's Medical Center Corporation Formulations and methods for providing prolonged local anesthesia
EP1009390A4 (en) 1997-07-02 2004-05-06 Euro Celtique Sa LONG-EFFECT ANESTHESIA INJECTED IN JOINT 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
WO2002032400A1 (en) * 2000-10-16 2002-04-25 Neopharm, Inc. Liposomal formulation of mitoxantrone
JP2004521111A (ja) * 2001-01-25 2004-07-15 ユーロ−セルティーク,エス.エイ. 局所麻酔薬および使用法
MXPA03010672A (es) * 2001-05-23 2004-03-02 Tanabe Seiyaku Co Composicion para el tratamiento regenerativo de enfermedades del cartilago.
CA2447619A1 (en) * 2001-05-23 2002-11-28 Tanabe Seiyaku Co., Ltd. A composition for accelerating bone fracture healing
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
EP2316456B1 (en) 2003-04-29 2017-06-14 Orexigen Therapeutics, Inc. Compositions for affecting weight loss comprising an opioid antagonist and bupropion
US20050048115A1 (en) * 2003-08-27 2005-03-03 Murty Mangena Buprenorphine microspheres
WO2007067341A2 (en) * 2005-11-22 2007-06-14 Orexigen Therapeutics, Inc. Compositions and methods for increasing insulin sensitivity
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
KR101479324B1 (ko) 2006-11-09 2015-01-05 오렉시젠 세러퓨틱스 인크. 신속하게 용해되는 중간층을 포함하는 층상의 약제학적 제형
MX343867B (es) 2006-11-09 2016-11-25 Orexigen Therapeutics Inc Paquete de dosificacion unitaria y metodos para administrar medicaciones de perdida de peso.
WO2008097851A1 (en) * 2007-02-02 2008-08-14 Warner Chilcott Company, Inc. Tetracycline compositions for topical administration
US20080188445A1 (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
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
US7976489B2 (en) 2007-12-04 2011-07-12 Orapharma, Inc. Device for delivering medicinal implants
CA2725930A1 (en) * 2008-05-30 2009-12-30 Orexigen Therapeutics, Inc. Methods for treating visceral fat conditions
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
US9248123B2 (en) * 2010-01-11 2016-02-02 Orexigen Therapeutics, Inc. Methods of providing weight loss therapy in patients with major depression
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
AU2013271622B2 (en) 2012-06-06 2018-03-01 Nalpropion Pharmaceuticals Llc Methods of treating overweight and obesity
US10842802B2 (en) 2013-03-15 2020-11-24 Medicis Pharmaceutical Corporation Controlled release pharmaceutical dosage forms
KR20160099081A (ko) 2013-07-26 2016-08-19 업데이트 파마 인코포레이트 비산트렌의 치료 효과 개선용 조합 방법
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 (ko) * 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
US4732763A (en) * 1978-10-17 1988-03-22 Stolle Research And Development Corporation Active/passive immunization of the internal female reproductive organs
CA1143289A (en) * 1978-10-17 1983-03-22 Lee R. Beck Microparticle drug delivery system
US4389330A (en) * 1980-10-06 1983-06-21 Stolle Research And Development Corporation Microencapsulation process
US4675189A (en) * 1980-11-18 1987-06-23 Syntex (U.S.A.) Inc. Microencapsulation of water soluble active polypeptides
PH19942A (en) * 1980-11-18 1986-08-14 Sintex Inc Microencapsulation of water soluble 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
IE61338B1 (en) 1994-11-02
GR3004186T3 (ko) 1993-03-31
EP0292710B1 (en) 1992-01-02
JPS63307813A (ja) 1988-12-15
US5000886A (en) 1991-03-19
IL86274A0 (en) 1988-11-15
ATE70992T1 (de) 1992-01-15
JP2712101B2 (ja) 1998-02-10
ES2038236T3 (es) 1993-07-16
KR970001209B1 (ko) 1997-02-04
NZ224722A (en) 1990-04-26
NO177984B (no) 1995-09-25
NO177984C (no) 1996-01-03
KR880013553A (ko) 1988-12-21
AU1659288A (en) 1988-12-01
DK169119B1 (da) 1994-08-22
NO882277L (no) 1988-11-28
EP0292710A2 (en) 1988-11-30
HK116493A (en) 1993-11-05
DK285088A (da) 1988-11-27
IL86274A (en) 1992-03-29
DK285088D0 (da) 1988-05-25
NO882277D0 (no) 1988-05-25
EP0292710A3 (en) 1989-03-22
BR1100810A (pt) 1999-10-13
AU618000B2 (en) 1991-12-12
DE3867313D1 (de) 1992-02-13
CA1330533C (en) 1994-07-05
IE881565L (en) 1988-11-26
ZA883737B (en) 1989-02-22

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