AU722884B2 - Novel "burst-free" sustained release poly-(lactide/glycolide) microspheres - Google Patents

Novel "burst-free" sustained release poly-(lactide/glycolide) microspheres Download PDF

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Publication number
AU722884B2
AU722884B2 AU14104/97A AU1410497A AU722884B2 AU 722884 B2 AU722884 B2 AU 722884B2 AU 14104/97 A AU14104/97 A AU 14104/97A AU 1410497 A AU1410497 A AU 1410497A AU 722884 B2 AU722884 B2 AU 722884B2
Authority
AU
Australia
Prior art keywords
microcapsules
release
uncapped
emulsion
capped
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.)
Ceased
Application number
AU14104/97A
Other languages
English (en)
Other versions
AU1410497A (en
Inventor
Phil Friden
Ramasubbu Jeyanthi
Charles E. Mcqueen
Robert H Reid
F. Donald Roberts
Jean A Setterstrom
John F. Van Hamont
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.)
US Department of Army
Original Assignee
US Department of Army
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
Family has litigation
First worldwide family litigation filed litigation Critical https://patents.darts-ip.com/?family=25744089&utm_source=google_patent&utm_medium=platform_link&utm_campaign=public_patent_search&patent=AU722884(B2) "Global patent litigation dataset” by Darts-ip is licensed under a Creative Commons Attribution 4.0 International License.
Application filed by US Department of Army filed Critical US Department of Army
Publication of AU1410497A publication Critical patent/AU1410497A/en
Application granted granted Critical
Publication of AU722884B2 publication Critical patent/AU722884B2/en
Anticipated expiration legal-status Critical
Ceased legal-status Critical Current

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Classifications

    • A—HUMAN NECESSITIES
    • A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61K—PREPARATIONS FOR MEDICAL, DENTAL OR TOILETRY PURPOSES
    • A61K38/00—Medicinal preparations containing peptides
    • A61K38/16—Peptides having more than 20 amino acids; Gastrins; Somatostatins; Melanotropins; Derivatives thereof
    • A61K38/17—Peptides having more than 20 amino acids; Gastrins; Somatostatins; Melanotropins; Derivatives thereof from animals; from humans
    • A61K38/1703—Peptides having more than 20 amino acids; Gastrins; Somatostatins; Melanotropins; Derivatives thereof from animals; from humans from vertebrates
    • A61K38/1709—Peptides having more than 20 amino acids; Gastrins; Somatostatins; Melanotropins; Derivatives thereof from animals; from humans from vertebrates from mammals
    • 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
    • A61K9/1605—Excipients; Inactive ingredients
    • A61K9/1611—Inorganic compounds
    • 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
    • A61K9/1617—Organic compounds, e.g. phospholipids, fats
    • 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
    • Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
    • Y02A—TECHNOLOGIES FOR ADAPTATION TO CLIMATE CHANGE
    • Y02A50/00—TECHNOLOGIES FOR ADAPTATION TO CLIMATE CHANGE in human health protection, e.g. against extreme weather
    • Y02A50/30—Against vector-borne diseases, e.g. mosquito-borne, fly-borne, tick-borne or waterborne diseases whose impact is exacerbated by climate change
AU14104/97A 1996-01-24 1996-11-18 Novel "burst-free" sustained release poly-(lactide/glycolide) microspheres Ceased AU722884B2 (en)

Applications Claiming Priority (4)

Application Number Priority Date Filing Date Title
US59097396A 1996-01-24 1996-01-24
US08/590973 1996-01-24
PCT/US1996/019440 WO1997026869A1 (en) 1996-01-24 1996-11-18 Novel 'burst-free' sustained release poly-(lactide/glycolide) microspheres
CNB961947683A CN100391445C (zh) 1996-01-24 1996-11-18 新型的“非突发的”持续释放聚(丙交酯/乙交酯)的微球

Publications (2)

Publication Number Publication Date
AU1410497A AU1410497A (en) 1997-08-20
AU722884B2 true AU722884B2 (en) 2000-08-10

Family

ID=25744089

Family Applications (1)

Application Number Title Priority Date Filing Date
AU14104/97A Ceased AU722884B2 (en) 1996-01-24 1996-11-18 Novel "burst-free" sustained release poly-(lactide/glycolide) microspheres

Country Status (8)

Country Link
EP (1) EP0817619A4 (de)
JP (1) JPH11509862A (de)
CN (1) CN100391445C (de)
AP (1) AP665A (de)
AU (1) AU722884B2 (de)
BR (1) BR9607752B1 (de)
NZ (1) NZ325561A (de)
WO (1) WO1997026869A1 (de)

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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
TW577759B (en) 1997-04-18 2004-03-01 Ipsen Pharma Biotech Sustained release compositions in the form of microcapsules or implants and the process for their preparation
CN1075945C (zh) * 1998-02-26 2001-12-12 中国科学院化学研究所 一种高分子包囊胰岛素微粒体及其制备方法和用途
CN1073412C (zh) * 1998-03-19 2001-10-24 中国科学院化学研究所 一种高分子微包囊的制备方法
US7217770B2 (en) * 2000-05-17 2007-05-15 Samyang Corporation Stable polymeric micelle-type drug composition and method for the preparation thereof
US6726918B1 (en) 2000-07-05 2004-04-27 Oculex Pharmaceuticals, Inc. Methods for treating inflammation-mediated conditions of the eye
DE60114229T2 (de) 2000-11-29 2006-07-06 Allergan, Inc., Irvine Verhinderung von transplantatabstossung im auge
US20040137059A1 (en) * 2003-01-09 2004-07-15 Thierry Nivaggioli Biodegradable ocular implant
US20050048099A1 (en) 2003-01-09 2005-03-03 Allergan, Inc. Ocular implant made by a double extrusion process
US7993634B2 (en) 2004-04-30 2011-08-09 Allergan, Inc. Oil-in-oil emulsified polymeric implants containing a hypotensive lipid and related methods
US7799336B2 (en) 2004-04-30 2010-09-21 Allergan, Inc. Hypotensive lipid-containing biodegradable intraocular implants and related methods
US9498457B2 (en) 2004-04-30 2016-11-22 Allergan, Inc. Hypotensive prostamide-containing biodegradable intraocular implants and related implants
US20050244469A1 (en) 2004-04-30 2005-11-03 Allergan, Inc. Extended therapeutic effect ocular implant treatments
US8722097B2 (en) 2004-04-30 2014-05-13 Allergan, Inc. Oil-in-water method for making polymeric implants containing a hypotensive lipid
GB0517674D0 (en) * 2005-08-31 2005-10-05 Astrazeneca Ab Formulation
GB0517673D0 (en) * 2005-08-31 2005-10-05 Astrazeneca Ab Formulation
CN101007169B (zh) * 2006-01-23 2011-05-25 珠海市嘉族生物科技有限公司 一种鸡卵黄免疫球蛋白微胶囊及其制备方法和应用
KR100816065B1 (ko) 2006-11-27 2008-03-24 동국제약 주식회사 초기 방출억제 특성이 우수한 서방출성 마이크로캡슐의제조방법 및 이에 의해 제조되는 마이크로캡슐
US8956641B2 (en) * 2008-04-18 2015-02-17 Warsaw Orthopedic, Inc. Alpha adrenergic receptor agonists for treatment of inflammatory diseases
US8889173B2 (en) * 2008-04-18 2014-11-18 Warsaw Orthopedic, Inc. Alpha adrenergic receptor agonists for treatment of pain and/or inflammation
CN101612111B (zh) * 2008-06-24 2011-11-23 上海医药工业研究院 醋酸诺美孕酮或其类似物的缓释微球及其制备方法和用途
KR20100037389A (ko) * 2008-10-01 2010-04-09 연세대학교 산학협력단 다중 약물방출조절이 가능한 솔리드 마이크로구조체 및 이의 제조방법
USRE49251E1 (en) 2010-01-04 2022-10-18 Mapi Pharma Ltd. Depot systems comprising glatiramer or pharmacologically acceptable salt thereof
CN102357080B (zh) * 2011-11-04 2014-07-16 无锡中科光远生物材料有限公司 一种酸性环境中可实现药物快速释放的智能型多功能空心微球及其制备方法
US10675376B2 (en) * 2012-05-24 2020-06-09 Ethicon Llc Mechanically strong absorbable polymeric blend compositions of precisely controllable absorption rates, processing methods, and products therefrom
HUE036141T2 (hu) * 2013-06-20 2018-06-28 Pharmathen Sa Szigmoid kibocsátási profillal bíró polilaktid-poliglikolid mikrorészecskék elõállítása
US20170022256A1 (en) * 2015-07-23 2017-01-26 General Biologicals Corporation Anti-fungal and anti-bacterial peptide and therapeutic method using same
CN110382052A (zh) 2017-03-26 2019-10-25 Mapi医药公司 用于治疗进展型形式的多发性硬化症的格拉替雷储库系统
CN113384536B (zh) * 2020-03-14 2024-04-02 鲁南制药集团股份有限公司 一种注射用双羟萘酸加兰他敏缓释微粒及其制备方法
CN115025290A (zh) * 2022-06-15 2022-09-09 浙江天妍生物科技有限公司 一种可降解微球及其生产工艺

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US4622244A (en) * 1979-09-04 1986-11-11 The Washington University Process for preparation of microcapsules
PH19942A (en) * 1980-11-18 1986-08-14 Sintex Inc Microencapsulation of water soluble polypeptides
US4623588A (en) * 1984-02-06 1986-11-18 Biotek, Inc. Controlled release composite core coated microparticles
DE4005415C2 (de) * 1990-02-21 1996-04-11 Boehringer Ingelheim Kg Verfahren zum Herstellen von Polyestern auf der Basis von Hydroxycarbonsäuren
EP0463194A1 (de) * 1990-06-23 1992-01-02 Boehringer Ingelheim Kg Verfahren zur Herstellung von Poly-(D,L-lactid) und seine Verwendung als Wirkstoffträger
US5410016A (en) * 1990-10-15 1995-04-25 Board Of Regents, The University Of Texas System Photopolymerizable biodegradable hydrogels as tissue contacting materials and controlled-release carriers
DE4235312A1 (de) * 1991-10-23 1993-04-29 Boehringer Ingelheim Kg Halbfeste mischungen aus oligomeren und/oder polymeren auf der basis von milchsaeure, verfahren zu deren herstellung und deren verwendung als resorbierbare implantate
DK0724431T3 (da) * 1993-10-22 2003-01-06 Genentech Inc Fremgangsmåder og sammensætninger til mikroindkapsling af adjuvanser
GB9412273D0 (en) * 1994-06-18 1994-08-10 Univ Nottingham Administration means
DE19513659A1 (de) * 1995-03-10 1996-09-12 Boehringer Mannheim Gmbh Polypeptid-enthaltende pharmazeutische Darreichungsformen in Form von Mikropartikeln und Verfahren zu deren Herstellung

Also Published As

Publication number Publication date
BR9607752B1 (pt) 2009-05-05
CN1188408A (zh) 1998-07-22
AP665A (en) 1998-08-19
AP9701088A0 (en) 1997-10-31
CN100391445C (zh) 2008-06-04
BR9607752A (pt) 1999-11-30
WO1997026869A1 (en) 1997-07-31
JPH11509862A (ja) 1999-08-31
AU1410497A (en) 1997-08-20
EP0817619A1 (de) 1998-01-14
EP0817619A4 (de) 1999-02-03
NZ325561A (en) 1999-06-29

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