EP1073419A4 - Sustained-release composition including amorphous polymer - Google Patents

Sustained-release composition including amorphous polymer

Info

Publication number
EP1073419A4
EP1073419A4 EP99912785A EP99912785A EP1073419A4 EP 1073419 A4 EP1073419 A4 EP 1073419A4 EP 99912785 A EP99912785 A EP 99912785A EP 99912785 A EP99912785 A EP 99912785A EP 1073419 A4 EP1073419 A4 EP 1073419A4
Authority
EP
European Patent Office
Prior art keywords
sustained
composition including
release composition
amorphous polymer
including amorphous
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.)
Withdrawn
Application number
EP99912785A
Other languages
German (de)
French (fr)
Other versions
EP1073419A2 (en
Inventor
Theodore W Randolph
Mark C Manning
Richard F Falk
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.)
University of Technology Corp
Original Assignee
University of Technology 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 University of Technology Corp filed Critical University of Technology Corp
Publication of EP1073419A2 publication Critical patent/EP1073419A2/en
Publication of EP1073419A4 publication Critical patent/EP1073419A4/en
Withdrawn legal-status Critical Current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
    • A61K9/1605—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
    • A61K47/00—Medicinal preparations characterised by the non-active ingredients used, e.g. carriers or inert additives; Targeting or modifying agents chemically bound to the active ingredient
    • A61K47/50—Medicinal preparations characterised by the non-active ingredients used, e.g. carriers or inert additives; Targeting or modifying agents chemically bound to the active ingredient the non-active ingredient being chemically bound to the active ingredient, e.g. polymer-drug conjugates
    • A61K47/51—Medicinal preparations characterised by the non-active ingredients used, e.g. carriers or inert additives; Targeting or modifying agents chemically bound to the active ingredient the non-active ingredient being chemically bound to the active ingredient, e.g. polymer-drug conjugates the non-active ingredient being a modifying agent
    • A61K47/54—Medicinal preparations characterised by the non-active ingredients used, e.g. carriers or inert additives; Targeting or modifying agents chemically bound to the active ingredient the non-active ingredient being chemically bound to the active ingredient, e.g. polymer-drug conjugates the non-active ingredient being a modifying agent the modifying agent being an organic compound
    • A61K47/541—Organic ions forming an ion pair complex with the pharmacologically or therapeutically active agent
    • A—HUMAN NECESSITIES
    • A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61K—PREPARATIONS FOR MEDICAL, DENTAL OR TOILETRY PURPOSES
    • A61K47/00—Medicinal preparations characterised by the non-active ingredients used, e.g. carriers or inert additives; Targeting or modifying agents chemically bound to the active ingredient
    • A61K47/50—Medicinal preparations characterised by the non-active ingredients used, e.g. carriers or inert additives; Targeting or modifying agents chemically bound to the active ingredient the non-active ingredient being chemically bound to the active ingredient, e.g. polymer-drug conjugates
    • A61K47/51—Medicinal preparations characterised by the non-active ingredients used, e.g. carriers or inert additives; Targeting or modifying agents chemically bound to the active ingredient the non-active ingredient being chemically bound to the active ingredient, e.g. polymer-drug conjugates the non-active ingredient being a modifying agent
    • A61K47/54—Medicinal preparations characterised by the non-active ingredients used, e.g. carriers or inert additives; Targeting or modifying agents chemically bound to the active ingredient the non-active ingredient being chemically bound to the active ingredient, e.g. polymer-drug conjugates the non-active ingredient being a modifying agent the modifying agent being an organic compound
    • A61K47/554—Medicinal preparations characterised by the non-active ingredients used, e.g. carriers or inert additives; Targeting or modifying agents chemically bound to the active ingredient the non-active ingredient being chemically bound to the active ingredient, e.g. polymer-drug conjugates the non-active ingredient being a modifying agent the modifying agent being an organic compound the modifying agent being a steroid plant sterol, glycyrrhetic acid, enoxolone or bile acid
    • 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
    • A61K9/0012—Galenical forms characterised by the site of application
    • A61K9/0019—Injectable compositions; Intramuscular, intravenous, arterial, subcutaneous administration; Compositions to be administered through the skin in an invasive manner
    • A61K9/0024—Solid, semi-solid or solidifying implants, which are implanted or injected in body tissue
    • 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
    • A61K9/141—Intimate drug-carrier mixtures characterised by the carrier, e.g. ordered mixtures, adsorbates, solid solutions, eutectica, co-dried, co-solubilised, co-kneaded, co-milled, co-ground products, co-precipitates, co-evaporates, co-extrudates, co-melts; Drug nanoparticles with adsorbed surface modifiers
    • A61K9/145—Intimate drug-carrier mixtures characterised by the carrier, e.g. ordered mixtures, adsorbates, solid solutions, eutectica, co-dried, co-solubilised, co-kneaded, co-milled, co-ground products, co-precipitates, co-evaporates, co-extrudates, co-melts; Drug nanoparticles with adsorbed surface modifiers with organic 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
    • A61K9/1682—Processes
    • A61K9/1694—Processes resulting in granules or microspheres of the matrix type containing more than 5% of excipient

Landscapes

  • Health & Medical Sciences (AREA)
  • Engineering & Computer Science (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Bioinformatics & Cheminformatics (AREA)
  • General Health & Medical Sciences (AREA)
  • Veterinary Medicine (AREA)
  • Medicinal Chemistry (AREA)
  • Pharmacology & Pharmacy (AREA)
  • Epidemiology (AREA)
  • Animal Behavior & Ethology (AREA)
  • Chemical & Material Sciences (AREA)
  • Public Health (AREA)
  • Biophysics (AREA)
  • Botany (AREA)
  • Molecular Biology (AREA)
  • Biomedical Technology (AREA)
  • Neurosurgery (AREA)
  • Dermatology (AREA)
  • Medicinal Preparation (AREA)
  • Medicines That Contain Protein Lipid Enzymes And Other Medicines (AREA)
  • Pharmaceuticals Containing Other Organic And Inorganic Compounds (AREA)
EP99912785A 1998-03-18 1999-03-18 Sustained-release composition including amorphous polymer Withdrawn EP1073419A4 (en)

Applications Claiming Priority (3)

Application Number Priority Date Filing Date Title
US7839098P 1998-03-18 1998-03-18
US78390P 1998-03-18
PCT/US1999/006198 WO1999047543A2 (en) 1998-03-18 1999-03-18 Sustained-release composition including amorphous polymer

Publications (2)

Publication Number Publication Date
EP1073419A2 EP1073419A2 (en) 2001-02-07
EP1073419A4 true EP1073419A4 (en) 2009-03-25

Family

ID=22143753

Family Applications (1)

Application Number Title Priority Date Filing Date
EP99912785A Withdrawn EP1073419A4 (en) 1998-03-18 1999-03-18 Sustained-release composition including amorphous polymer

Country Status (5)

Country Link
EP (1) EP1073419A4 (en)
JP (1) JP2002506876A (en)
AU (1) AU3108299A (en)
CA (1) CA2324254C (en)
WO (1) WO1999047543A2 (en)

Families Citing this family (12)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR2815540B1 (en) † 2000-10-19 2005-06-10 Separex Sa PROCESS FOR MANUFACTURING VERY FINE PARTICLES COMPRISING A PRINCIPLE INSERTED IN A HOST MOLECULE
WO2003005952A2 (en) * 2001-07-10 2003-01-23 Corixa Corporation Compositions and methods for delivery of proteins and adjuvants encapsulated in microspheres
GB0216780D0 (en) * 2002-07-19 2002-08-28 Bradford Particle Design Ltd Methods of particle formation
EP1452177A1 (en) * 2003-02-27 2004-09-01 Boehringer Ingelheim International GmbH Pharmaceutical formulations comprising sodium laurylsulfate as bitterness masking agent
JP2007516259A (en) * 2003-12-09 2007-06-21 メッドクリスタルフォームズ、エルエルシー Method for preparing mixed phase co-crystal with activator
WO2008070118A1 (en) 2006-12-05 2008-06-12 Landec Corporation Drug delivery
US8399007B2 (en) 2006-12-05 2013-03-19 Landec Corporation Method for formulating a controlled-release pharmaceutical formulation
US8114883B2 (en) 2007-12-04 2012-02-14 Landec Corporation Polymer formulations for delivery of bioactive materials
CA2714514C (en) * 2008-02-08 2016-08-16 Qps Llc Non-polymeric compositions for controlled drug delivery
JP2016527308A (en) * 2013-08-06 2016-09-08 ドン クック ファーマシューティカル カンパニー リミテッド Entecavir microspheres and pharmaceutical composition for parenteral administration containing the same
CN107073129B (en) 2014-09-10 2021-10-15 双键医药品股份公司 Targeted delivery of hydrophilic drugs
EP3426228A1 (en) * 2016-03-07 2019-01-16 Double Bond Pharmaceutical AB Targeted delivery of hydrophilic drugs to lung

Citations (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO1996029998A1 (en) * 1995-03-28 1996-10-03 Fidia Advanced Biopolymers S.R.L. Nanospheres comprising a biocompatible polysaccharide
WO1997038698A1 (en) * 1996-04-18 1997-10-23 University Technology Corporation Methods for treating middle and inner ear disorders

Family Cites Families (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4582820A (en) * 1982-12-23 1986-04-15 Research Corporation Orally administered biologically active peptides and proteins
ATE37983T1 (en) * 1982-04-22 1988-11-15 Ici Plc DELAYED RELEASE AGENT.
CH683149A5 (en) * 1991-07-22 1994-01-31 Debio Rech Pharma Sa Process for the preparation of microspheres of a biodegradable polymeric material.
AU5171293A (en) * 1992-10-14 1994-05-09 Regents Of The University Of Colorado, The Ion-pairing of drugs for improved efficacy and delivery

Patent Citations (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO1996029998A1 (en) * 1995-03-28 1996-10-03 Fidia Advanced Biopolymers S.R.L. Nanospheres comprising a biocompatible polysaccharide
WO1997038698A1 (en) * 1996-04-18 1997-10-23 University Technology Corporation Methods for treating middle and inner ear disorders

Non-Patent Citations (1)

* Cited by examiner, † Cited by third party
Title
See also references of WO9947543A3 *

Also Published As

Publication number Publication date
CA2324254A1 (en) 1999-09-23
AU3108299A (en) 1999-10-11
EP1073419A2 (en) 2001-02-07
WO1999047543A3 (en) 1999-11-04
CA2324254C (en) 2005-01-04
JP2002506876A (en) 2002-03-05
WO1999047543A2 (en) 1999-09-23

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Legal Events

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PUAI Public reference made under article 153(3) epc to a published international application that has entered the european phase

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Effective date: 20001002

AK Designated contracting states

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Effective date: 20090225

STAA Information on the status of an ep patent application or granted ep patent

Free format text: STATUS: THE APPLICATION IS DEEMED TO BE WITHDRAWN

18D Application deemed to be withdrawn

Effective date: 20090527