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AU2810189A - Low residual solvent microspheres and microencapsulation process - Google Patents

Low residual solvent microspheres and microencapsulation process

Info

Publication number
AU2810189A
AU2810189A AU28101/89A AU2810189A AU2810189A AU 2810189 A AU2810189 A AU 2810189A AU 28101/89 A AU28101/89 A AU 28101/89A AU 2810189 A AU2810189 A AU 2810189A AU 2810189 A AU2810189 A AU 2810189A
Authority
AU
Australia
Prior art keywords
microspheres
residual solvent
low residual
microencapsulation process
microencapsulation
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.)
Abandoned
Application number
AU28101/89A
Inventor
Danny H. Lewis
J. Daniel Sherman
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.)
Stolle Research and Development Corp
Original Assignee
Stolle Research and Development Corp
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 Stolle Research and Development Corp filed Critical Stolle Research and Development Corp
Publication of AU2810189A publication Critical patent/AU2810189A/en
Abandoned 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
    • A61K9/14—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
    • B01J13/206—Hardening; drying

Landscapes

  • Chemical & Material Sciences (AREA)
  • Organic Chemistry (AREA)
  • Health & Medical Sciences (AREA)
  • Dispersion Chemistry (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Engineering & Computer Science (AREA)
  • Bioinformatics & Cheminformatics (AREA)
  • Pharmacology & Pharmacy (AREA)
  • Medicinal Chemistry (AREA)
  • Epidemiology (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Animal Behavior & Ethology (AREA)
  • General Health & Medical Sciences (AREA)
  • Public Health (AREA)
  • Veterinary Medicine (AREA)
  • Manufacturing Of Micro-Capsules (AREA)
  • Medicinal Preparation (AREA)
AU28101/89A 1987-10-30 1988-10-31 Low residual solvent microspheres and microencapsulation process Abandoned AU2810189A (en)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
US11492187A 1987-10-30 1987-10-30
US114921 1987-10-30

Publications (1)

Publication Number Publication Date
AU2810189A true AU2810189A (en) 1989-05-23

Family

ID=22358249

Family Applications (1)

Application Number Title Priority Date Filing Date
AU28101/89A Abandoned AU2810189A (en) 1987-10-30 1988-10-31 Low residual solvent microspheres and microencapsulation process

Country Status (2)

Country Link
AU (1) AU2810189A (en)
WO (1) WO1989003678A1 (en)

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EP0543841A1 (en) * 1990-07-13 1993-06-02 E.I. Du Pont De Nemours And Company Degradable resins for electrostatic liquid developers
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HU222501B1 (en) * 1991-06-28 2003-07-28 Endorecherche Inc. For the preparation of a sustained release pharmaceutical composition and method comprising MPA or MGA
US5912015A (en) 1992-03-12 1999-06-15 Alkermes Controlled Therapeutics, Inc. Modulated release from biocompatible polymers
DK0644771T4 (en) * 1992-06-11 2006-12-27 Alkermes Inc Drug system for the delivery of erythropoietin
FR2692812B1 (en) * 1992-06-24 1994-12-30 Flamel Tech Sa Microcapsules containing at least one active principle, their applications and method for preparing microcapsules containing at least one active principle.
GB9310030D0 (en) * 1993-05-15 1993-06-30 Scras Dry processed particles and process for the preparation of the same
US5650173A (en) * 1993-11-19 1997-07-22 Alkermes Controlled Therapeutics Inc. Ii Preparation of biodegradable microparticles containing a biologically active agent
PT729353E (en) * 1993-11-19 2002-07-31 Alkermes Inc PREPARATION OF BIODEGRADABLE MICROPARTICLES CONTAINING A BIOLOGICALLY ACTIVE AGENT
US5922253A (en) * 1995-05-18 1999-07-13 Alkermes Controlled Therapeutics, Inc. Production scale method of forming microparticles
WO1997007788A2 (en) * 1995-08-31 1997-03-06 Alkermes Controlled Therapeutics, Inc. Composition for sustained release of an agent
US5792477A (en) 1996-05-07 1998-08-11 Alkermes Controlled Therapeutics, Inc. Ii Preparation of extended shelf-life biodegradable, biocompatible microparticles containing a biologically active agent
GB2316316A (en) * 1996-08-23 1998-02-25 Int Centre Genetic Eng & Bio Sustained release of erythropoietin from microspheres
US5989463A (en) * 1997-09-24 1999-11-23 Alkermes Controlled Therapeutics, Inc. Methods for fabricating polymer-based controlled release devices
KR100289471B1 (en) * 1998-01-19 2001-09-17 김충섭 A controlled/sustained implant delivery containing fentanyls
KR19990065921A (en) * 1998-01-19 1999-08-16 김충섭 Antimicrobial sustained-release drugs
GB9805417D0 (en) * 1998-03-14 1998-05-06 Core Technologies Limited Production of microparticles
US6194006B1 (en) 1998-12-30 2001-02-27 Alkermes Controlled Therapeutics Inc. Ii Preparation of microparticles having a selected release profile
US6705757B2 (en) 1999-11-12 2004-03-16 Alkermes Controlled Therapeutics, Inc. Ii Method and apparatus for preparing microparticles using in-line solvent extraction
US6495166B1 (en) 1999-11-12 2002-12-17 Alkermes Controlled Therapeutics Inc. Apparatus and method for preparing microparticles using in-line solvent extraction
US6331317B1 (en) 1999-11-12 2001-12-18 Alkermes Controlled Therapeutics Ii Inc. Apparatus and method for preparing microparticles
US6264987B1 (en) 2000-05-19 2001-07-24 Alkermes Controlled Therapeutics Inc. Ii Method for preparing microparticles having a selected polymer molecular weight
US6495164B1 (en) 2000-05-25 2002-12-17 Alkermes Controlled Therapeutics, Inc. I Preparation of injectable suspensions having improved injectability
US6824822B2 (en) 2001-08-31 2004-11-30 Alkermes Controlled Therapeutics Inc. Ii Residual solvent extraction method and microparticles produced thereby
US6471995B1 (en) 2000-09-27 2002-10-29 Alkermes Controlled Therapeutics, Inc. Ii Apparatus and method for preparing microparticles using liquid-liquid extraction
US20020114843A1 (en) 2000-12-27 2002-08-22 Ramstack J. Michael Preparation of microparticles having improved flowability
FR2821291B1 (en) 2001-02-27 2003-04-25 Imaje Sa PRINTHEAD AND PRINTER WITH IMPROVED DEFLECTION ELECTRODES
WO2005089926A1 (en) * 2004-03-23 2005-09-29 Kyowa Hakko Kogyo Co., Ltd. Method for producing coated fine particles
CN1968700A (en) 2004-04-15 2007-05-23 阿尔克姆斯有限公司 Polymer-based sustained release device
US11246913B2 (en) 2005-02-03 2022-02-15 Intarcia Therapeutics, Inc. Suspension formulation comprising an insulinotropic peptide
DK2359808T3 (en) 2006-08-09 2013-08-05 Intarcia Therapeutics Inc Osmotic delivery systems and piston assemblies
EP2157967B1 (en) 2007-04-23 2013-01-16 Intarcia Therapeutics, Inc Suspension formulations of insulinotropic peptides and uses thereof
EP2240155B1 (en) 2008-02-13 2012-06-06 Intarcia Therapeutics, Inc Devices, formulations, and methods for delivery of multiple beneficial agents
DK2462246T3 (en) 2009-09-28 2017-11-06 Intarcia Therapeutics Inc QUICK ESTABLISHMENT AND / OR END OF SIGNIFICANT STEADY-STATE PHARMACEUTICAL DELIVERY
US20120208755A1 (en) 2011-02-16 2012-08-16 Intarcia Therapeutics, Inc. Compositions, Devices and Methods of Use Thereof for the Treatment of Cancers
US9439864B2 (en) 2014-07-07 2016-09-13 Antriabio, Inc. Solvent extraction from biodegradable microparticles
US9889085B1 (en) 2014-09-30 2018-02-13 Intarcia Therapeutics, Inc. Therapeutic methods for the treatment of diabetes and related conditions for patients with high baseline HbA1c
EP3302354B1 (en) 2015-06-03 2023-10-04 i2o Therapeutics, Inc. Implant placement systems
MA53353A (en) 2016-05-16 2021-06-09 Intarcia Therapeutics Inc GLUCAGON RECEPTOR SELECTIVE POLYPEPTIDES AND METHODS FOR THEIR USE
USD840030S1 (en) 2016-06-02 2019-02-05 Intarcia Therapeutics, Inc. Implant placement guide
USD860451S1 (en) 2016-06-02 2019-09-17 Intarcia Therapeutics, Inc. Implant removal tool
KR20190104039A (en) 2017-01-03 2019-09-05 인타르시아 세라퓨틱스 인코포레이티드 Methods Including Continuous Administration of GLP-1 Receptor Agonists and Co-administration of Drugs
CN108969494A (en) * 2018-09-25 2018-12-11 珠海赛隆药业股份有限公司 A kind of Parecoxib Sodium durative action preparation and preparation method thereof
MX2019008440A (en) * 2019-07-15 2021-01-18 Dva Farma Mexicana S A De C V Coatings compositions in film for tablets with increased brightness, its preparation and application process.

Family Cites Families (14)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3773919A (en) * 1969-10-23 1973-11-20 Du Pont Polylactide-drug mixtures
US3971852A (en) * 1973-06-12 1976-07-27 Polak's Frutal Works, Inc. Process of encapsulating an oil and product produced thereby
DE2805106A1 (en) * 1978-02-07 1979-08-16 Hoechst Ag MICROCAPSULES MADE OF POLYVINYL ALCOHOL WITH LIQUID, WATER-INSOLUBLE FILLING MATERIAL AND PROCESS FOR THEIR PRODUCTION
JPS6045845B2 (en) * 1979-10-31 1985-10-12 田辺製薬株式会社 Method for producing microcapsules containing pharmaceutical substances
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
US4713249A (en) * 1981-11-12 1987-12-15 Schroeder Ulf Crystallized carbohydrate matrix for biologically active substances, a process of preparing said matrix, and the use thereof
US4479911A (en) * 1982-01-28 1984-10-30 Sandoz, Inc. Process for preparation of microspheres and modification of release rate of core material
US4637905A (en) * 1982-03-04 1987-01-20 Batelle Development Corporation Process of preparing microcapsules of lactides or lactide copolymers with glycolides and/or ε-caprolactones
JPS60100516A (en) * 1983-11-04 1985-06-04 Takeda Chem Ind Ltd Preparation of sustained release microcapsule
CH660302A5 (en) * 1984-10-17 1987-04-15 Debiopharm Sa HETEROGENEOUS PHASE MICRO-ENCAPSULATION PROCESS OF WATER-SOLUBLE DRUG SUBSTANCES.
IT1214629B (en) * 1985-08-29 1990-01-18 Formenti Farmaceutici Spa MICRO-ENCAPSULATION PROCEDURE OF A MEDICATION, MEDICATION SO PREPARED, AND PHARMACEUTICAL COMPOSITIONS THAT INCLUDE IT
US4741872A (en) * 1986-05-16 1988-05-03 The University Of Kentucky Research Foundation Preparation of biodegradable microspheres useful as carriers for macromolecules

Also Published As

Publication number Publication date
WO1989003678A1 (en) 1989-05-05

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