CA2197062C - Composition pour l'administration de medicaments, renfermant du chitosane ou un derive de celui-ci, avec un potentiel zeta bien defini - Google Patents

Composition pour l'administration de medicaments, renfermant du chitosane ou un derive de celui-ci, avec un potentiel zeta bien defini Download PDF

Info

Publication number
CA2197062C
CA2197062C CA002197062A CA2197062A CA2197062C CA 2197062 C CA2197062 C CA 2197062C CA 002197062 A CA002197062 A CA 002197062A CA 2197062 A CA2197062 A CA 2197062A CA 2197062 C CA2197062 C CA 2197062C
Authority
CA
Canada
Prior art keywords
chitosan
microspheres
particles
composition according
active compound
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.)
Expired - Lifetime
Application number
CA002197062A
Other languages
English (en)
Other versions
CA2197062A1 (fr
Inventor
Peter James Watts
Lisbeth Illum
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.)
Kyowa Kirin Services Ltd
Original Assignee
Archimedes Development 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
Priority claimed from GB9416884A external-priority patent/GB9416884D0/en
Application filed by Archimedes Development Ltd filed Critical Archimedes Development Ltd
Publication of CA2197062A1 publication Critical patent/CA2197062A1/fr
Application granted granted Critical
Publication of CA2197062C publication Critical patent/CA2197062C/fr
Anticipated expiration legal-status Critical
Expired - Lifetime 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
    • A61K9/0012—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
    • A61K9/1652—Polysaccharides, e.g. alginate, cellulose derivatives; Cyclodextrin

Landscapes

  • Health & Medical Sciences (AREA)
  • Animal Behavior & Ethology (AREA)
  • General Health & Medical Sciences (AREA)
  • Chemical & Material Sciences (AREA)
  • Medicinal Chemistry (AREA)
  • Pharmacology & Pharmacy (AREA)
  • Epidemiology (AREA)
  • Bioinformatics & Cheminformatics (AREA)
  • Engineering & Computer Science (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Public Health (AREA)
  • Veterinary Medicine (AREA)
  • Otolaryngology (AREA)
  • Pharmaceuticals Containing Other Organic And Inorganic Compounds (AREA)
  • Medicinal Preparation (AREA)
  • Medicines That Contain Protein Lipid Enzymes And Other Medicines (AREA)
CA002197062A 1994-08-20 1995-08-21 Composition pour l'administration de medicaments, renfermant du chitosane ou un derive de celui-ci, avec un potentiel zeta bien defini Expired - Lifetime CA2197062C (fr)

Applications Claiming Priority (3)

Application Number Priority Date Filing Date Title
GB9416884A GB9416884D0 (en) 1994-08-20 1994-08-20 Drug delivery compositions
GB9416884.6 1994-08-20
PCT/GB1995/001980 WO1996005810A1 (fr) 1994-08-20 1995-08-21 Composition d'apport de medicaments contenant du chitosane, ou un de ses derives, a potentiel zeta defini

Publications (2)

Publication Number Publication Date
CA2197062A1 CA2197062A1 (fr) 1996-02-29
CA2197062C true CA2197062C (fr) 2007-10-09

Family

ID=38596221

Family Applications (1)

Application Number Title Priority Date Filing Date
CA002197062A Expired - Lifetime CA2197062C (fr) 1994-08-20 1995-08-21 Composition pour l'administration de medicaments, renfermant du chitosane ou un derive de celui-ci, avec un potentiel zeta bien defini

Country Status (1)

Country Link
CA (1) CA2197062C (fr)

Also Published As

Publication number Publication date
CA2197062A1 (fr) 1996-02-29

Similar Documents

Publication Publication Date Title
EP0776195B1 (fr) Composition d'apport de medicaments contenant du chitosane, ou un de ses derives, a potentiel zeta defini
EP0952822B1 (fr) Microparticules a base de chitosane et de gelatine de type a
CA2060176C (fr) Compositions pharmaceutiques a petites particules
EP0460020B1 (fr) Compositions pour l'administration de medicaments
CA1333258C (fr) Formules pour administration a travers les muqueuses
US5554388A (en) Systemic drug delivery compositions comprising a polycationi substance
AU614290B2 (en) Enhanced uptake drug delivery system
US5744166A (en) Drug delivery compositions
US5725871A (en) Drug delivery compositions comprising lysophosphoglycerolipid
US5804212A (en) Small particle compositions for intranasal drug delivery
KR20120084303A (ko) 약물 함유 미립자를 포함하는 의약 조성물 및 그 제조 방법
EP0487562B1 (fr) Compositions pharmaceutiques
CA2197062C (fr) Composition pour l'administration de medicaments, renfermant du chitosane ou un derive de celui-ci, avec un potentiel zeta bien defini
AU617376C (en) A drug composition with microspheres and process for its preparation
AU617376B2 (en) A drug composition with microspheres and process for its preparation

Legal Events

Date Code Title Description
EEER Examination request
MKEX Expiry

Effective date: 20150821