ATE235889T1 - Mikropartikel aus chitosan-gelatin a - Google Patents

Mikropartikel aus chitosan-gelatin a

Info

Publication number
ATE235889T1
ATE235889T1 AT98900600T AT98900600T ATE235889T1 AT E235889 T1 ATE235889 T1 AT E235889T1 AT 98900600 T AT98900600 T AT 98900600T AT 98900600 T AT98900600 T AT 98900600T AT E235889 T1 ATE235889 T1 AT E235889T1
Authority
AT
Austria
Prior art keywords
bioadhesive
chitosan
microspheres
gelatin microparticles
chitosan gelatin
Prior art date
Application number
AT98900600T
Other languages
English (en)
Inventor
Peter James Watts
Lisbeth Illum
Original Assignee
West Pharm Serv Drug Res Ltd
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 West Pharm Serv Drug Res Ltd filed Critical West Pharm Serv Drug Res Ltd
Application granted granted Critical
Publication of ATE235889T1 publication Critical patent/ATE235889T1/de

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
    • A61K9/1629—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
    • A61K9/0012—Galenical forms characterised by the site of application
    • A61K9/0043—Nose
    • 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
    • A61K9/1658—Proteins, e.g. albumin, gelatin

Landscapes

  • Health & Medical Sciences (AREA)
  • Bioinformatics & Cheminformatics (AREA)
  • Engineering & Computer Science (AREA)
  • Veterinary Medicine (AREA)
  • Pharmacology & Pharmacy (AREA)
  • Epidemiology (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Animal Behavior & Ethology (AREA)
  • General Health & Medical Sciences (AREA)
  • Public Health (AREA)
  • Medicinal Chemistry (AREA)
  • Chemical & Material Sciences (AREA)
  • Otolaryngology (AREA)
  • Medicinal Preparation (AREA)
  • Materials For Medical Uses (AREA)
  • Manufacturing Of Micro-Capsules (AREA)
  • Acyclic And Carbocyclic Compounds In Medicinal Compositions (AREA)
  • Pharmaceuticals Containing Other Organic And Inorganic Compounds (AREA)
  • Medicines That Contain Protein Lipid Enzymes And Other Medicines (AREA)
  • Medicines Containing Material From Animals Or Micro-Organisms (AREA)
AT98900600T 1997-01-14 1998-01-14 Mikropartikel aus chitosan-gelatin a ATE235889T1 (de)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
GBGB9700624.1A GB9700624D0 (en) 1997-01-14 1997-01-14 Drug delivery composition
PCT/GB1998/000108 WO1998030207A1 (en) 1997-01-14 1998-01-14 Chitosan-gelatin a microparticles

Publications (1)

Publication Number Publication Date
ATE235889T1 true ATE235889T1 (de) 2003-04-15

Family

ID=10805925

Family Applications (1)

Application Number Title Priority Date Filing Date
AT98900600T ATE235889T1 (de) 1997-01-14 1998-01-14 Mikropartikel aus chitosan-gelatin a

Country Status (15)

Country Link
US (1) US6465626B1 (de)
EP (1) EP0952822B1 (de)
JP (1) JP2001508061A (de)
AT (1) ATE235889T1 (de)
AU (1) AU725460B2 (de)
CA (1) CA2275717C (de)
DE (1) DE69812887T2 (de)
DK (1) DK0952822T3 (de)
ES (1) ES2200306T3 (de)
GB (2) GB9700624D0 (de)
NO (1) NO993195L (de)
NZ (1) NZ335815A (de)
PT (1) PT952822E (de)
WO (1) WO1998030207A1 (de)
ZA (1) ZA98273B (de)

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Also Published As

Publication number Publication date
CA2275717A1 (en) 1998-07-16
GB2335357B (en) 2000-12-13
GB9700624D0 (en) 1997-03-05
AU725460B2 (en) 2000-10-12
GB2335357A (en) 1999-09-22
US6465626B1 (en) 2002-10-15
EP0952822B1 (de) 2003-04-02
CA2275717C (en) 2007-09-11
EP0952822A1 (de) 1999-11-03
PT952822E (pt) 2003-08-29
AU5568998A (en) 1998-08-03
NZ335815A (en) 2001-03-30
NO993195D0 (no) 1999-06-28
DK0952822T3 (da) 2003-07-21
DE69812887D1 (de) 2003-05-08
JP2001508061A (ja) 2001-06-19
NO993195L (no) 1999-06-28
WO1998030207A1 (en) 1998-07-16
ZA98273B (en) 1999-07-13
ES2200306T3 (es) 2004-03-01
GB9916018D0 (en) 1999-09-08
DE69812887T2 (de) 2003-12-18

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