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DK0951280T3 - Hydrofile mikropartikler og fremgangsmåder til fremstilling heraf - Google Patents

Hydrofile mikropartikler og fremgangsmåder til fremstilling heraf

Info

Publication number
DK0951280T3
DK0951280T3 DK97910783T DK97910783T DK0951280T3 DK 0951280 T3 DK0951280 T3 DK 0951280T3 DK 97910783 T DK97910783 T DK 97910783T DK 97910783 T DK97910783 T DK 97910783T DK 0951280 T3 DK0951280 T3 DK 0951280T3
Authority
DK
Denmark
Prior art keywords
preparation
processes
water
hydrophilic microparticles
present
Prior art date
Application number
DK97910783T
Other languages
English (en)
Inventor
Dmitri Kirpotin
Daniel C F Chan
Paul Bunn
Original Assignee
Hermes Biosciences Inc
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 Hermes Biosciences Inc filed Critical Hermes Biosciences Inc
Application granted granted Critical
Publication of DK0951280T3 publication Critical patent/DK0951280T3/da

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
    • A61K9/50—Microcapsules having a gas, liquid or semi-solid filling; Solid microparticles or pellets surrounded by a distinct coating layer, e.g. coated microspheres, coated drug crystals
    • A61K9/51—Nanocapsules; Nanoparticles
    • A61K9/5107—Excipients; Inactive ingredients
    • A61K9/513—Organic macromolecular compounds; Dendrimers
    • A61K9/5161—Polysaccharides, e.g. alginate, chitosan, cellulose derivatives; Cyclodextrin
    • 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
    • A61K9/1652—Polysaccharides, e.g. alginate, cellulose derivatives; Cyclodextrin
    • 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
    • A61K9/50—Microcapsules having a gas, liquid or semi-solid filling; Solid microparticles or pellets surrounded by a distinct coating layer, e.g. coated microspheres, coated drug crystals
    • A61K9/5005—Wall or coating material
    • A61K9/5021—Organic macromolecular compounds
    • A61K9/5036—Polysaccharides, e.g. gums, alginate; Cyclodextrin
    • 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
    • A61K9/50—Microcapsules having a gas, liquid or semi-solid filling; Solid microparticles or pellets surrounded by a distinct coating layer, e.g. coated microspheres, coated drug crystals
    • A61K9/51—Nanocapsules; Nanoparticles
    • A61K9/5192—Processes
    • 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
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B82—NANOTECHNOLOGY
    • B82Y—SPECIFIC USES OR APPLICATIONS OF NANOSTRUCTURES; MEASUREMENT OR ANALYSIS OF NANOSTRUCTURES; MANUFACTURE OR TREATMENT OF NANOSTRUCTURES
    • B82Y5/00—Nanobiotechnology or nanomedicine, e.g. protein engineering or drug delivery
    • 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
    • A61K9/19—Particulate form, e.g. powders, Processes for size reducing of pure drugs or the resulting products, Pure drug nanoparticles lyophilised, i.e. freeze-dried, solutions or dispersions

Landscapes

  • Health & Medical Sciences (AREA)
  • Chemical & Material Sciences (AREA)
  • Engineering & Computer Science (AREA)
  • Bioinformatics & Cheminformatics (AREA)
  • Pharmacology & Pharmacy (AREA)
  • Medicinal Chemistry (AREA)
  • General Health & Medical Sciences (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Veterinary Medicine (AREA)
  • Nanotechnology (AREA)
  • Public Health (AREA)
  • Epidemiology (AREA)
  • Animal Behavior & Ethology (AREA)
  • Optics & Photonics (AREA)
  • Organic Chemistry (AREA)
  • Biomedical Technology (AREA)
  • Physics & Mathematics (AREA)
  • Biotechnology (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Biophysics (AREA)
  • Dispersion Chemistry (AREA)
  • General Engineering & Computer Science (AREA)
  • Medical Informatics (AREA)
  • Molecular Biology (AREA)
  • Crystallography & Structural Chemistry (AREA)
  • Pharmaceuticals Containing Other Organic And Inorganic Compounds (AREA)
  • Medicinal Preparation (AREA)
  • Steroid Compounds (AREA)
  • Manufacturing Of Micro-Capsules (AREA)
DK97910783T 1996-10-03 1997-10-02 Hydrofile mikropartikler og fremgangsmåder til fremstilling heraf DK0951280T3 (da)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
US2759496P 1996-10-03 1996-10-03
PCT/US1997/017872 WO1998014180A1 (en) 1996-10-03 1997-10-02 Hydrophilic microparticles and methods to prepare same

Publications (1)

Publication Number Publication Date
DK0951280T3 true DK0951280T3 (da) 2004-05-17

Family

ID=21838625

Family Applications (1)

Application Number Title Priority Date Filing Date
DK97910783T DK0951280T3 (da) 1996-10-03 1997-10-02 Hydrofile mikropartikler og fremgangsmåder til fremstilling heraf

Country Status (10)

Country Link
US (1) US6048550A (da)
EP (1) EP0951280B1 (da)
AT (1) ATE257698T1 (da)
AU (1) AU4807197A (da)
CA (1) CA2267973C (da)
DE (1) DE69727244T2 (da)
DK (1) DK0951280T3 (da)
ES (1) ES2212083T3 (da)
PT (1) PT951280E (da)
WO (1) WO1998014180A1 (da)

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Also Published As

Publication number Publication date
CA2267973C (en) 2006-12-19
DE69727244D1 (de) 2004-02-19
EP0951280B1 (en) 2004-01-14
DE69727244T2 (de) 2004-11-25
US6048550A (en) 2000-04-11
AU4807197A (en) 1998-04-24
ES2212083T3 (es) 2004-07-16
WO1998014180A1 (en) 1998-04-09
ATE257698T1 (de) 2004-01-15
EP0951280A1 (en) 1999-10-27
EP0951280A4 (en) 2001-08-29
PT951280E (pt) 2004-05-31
CA2267973A1 (en) 1998-04-09

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