DE869774T1 - Partikel mit verzögerter freisetzung - Google Patents

Partikel mit verzögerter freisetzung

Info

Publication number
DE869774T1
DE869774T1 DE0869774T DE96935641T DE869774T1 DE 869774 T1 DE869774 T1 DE 869774T1 DE 0869774 T DE0869774 T DE 0869774T DE 96935641 T DE96935641 T DE 96935641T DE 869774 T1 DE869774 T1 DE 869774T1
Authority
DE
Germany
Prior art keywords
core particles
organic solvent
active substance
particle
delayed release
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.)
Pending
Application number
DE0869774T
Other languages
English (en)
Inventor
Nils-Ove Gustafsson
Timo Laakso
Peter Fyhr
Monica Joensson
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.)
Biogram AB
Original Assignee
Biogram AB
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 Biogram AB filed Critical Biogram AB
Publication of DE869774T1 publication Critical patent/DE869774T1/de
Pending 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
    • 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
    • A61K9/5031—Organic macromolecular compounds obtained otherwise than by reactions only involving carbon-to-carbon unsaturated bonds, e.g. polyethylene glycol, 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
    • A61K9/1629—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
    • A61K9/1629—Organic macromolecular compounds
    • A61K9/1652—Polysaccharides, e.g. alginate, cellulose derivatives; Cyclodextrin
DE0869774T 1995-10-19 1996-09-03 Partikel mit verzögerter freisetzung Pending DE869774T1 (de)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
SE9503672A SE505146C2 (sv) 1995-10-19 1995-10-19 Partiklar för fördröjd frisättning
PCT/SE1996/001091 WO1997014408A1 (en) 1995-10-19 1996-09-03 Sustained release particles

Publications (1)

Publication Number Publication Date
DE869774T1 true DE869774T1 (de) 1999-06-02

Family

ID=20399887

Family Applications (3)

Application Number Title Priority Date Filing Date
DE0869774T Pending DE869774T1 (de) 1995-10-19 1996-09-03 Partikel mit verzögerter freisetzung
DE69625240T Expired - Fee Related DE69625240T2 (de) 1995-10-19 1996-09-03 Methode zur herstellung von partikeln mit verzoegerter freisetzung
DE69636177T Expired - Fee Related DE69636177T2 (de) 1995-10-19 1996-09-03 Umhüllung kleiner Partikel

Family Applications After (2)

Application Number Title Priority Date Filing Date
DE69625240T Expired - Fee Related DE69625240T2 (de) 1995-10-19 1996-09-03 Methode zur herstellung von partikeln mit verzoegerter freisetzung
DE69636177T Expired - Fee Related DE69636177T2 (de) 1995-10-19 1996-09-03 Umhüllung kleiner Partikel

Country Status (17)

Country Link
US (1) US6120787A (de)
EP (3) EP1716849A1 (de)
JP (1) JP2000501380A (de)
KR (1) KR100482262B1 (de)
AT (2) ATE228826T1 (de)
AU (1) AU699080B2 (de)
CZ (1) CZ293059B6 (de)
DE (3) DE869774T1 (de)
DK (1) DK0869774T3 (de)
ES (2) ES2267637T3 (de)
HK (1) HK1011182A1 (de)
HU (1) HUP9901205A3 (de)
IL (1) IL124052A (de)
NO (1) NO320392B1 (de)
PT (1) PT869774E (de)
SE (1) SE505146C2 (de)
WO (1) WO1997014408A1 (de)

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Also Published As

Publication number Publication date
CZ293059B6 (cs) 2004-01-14
EP0869774A1 (de) 1998-10-14
HUP9901205A2 (hu) 1999-08-30
AU699080B2 (en) 1998-11-19
ES2125209T3 (es) 2003-07-01
US6120787A (en) 2000-09-19
DE69625240D1 (de) 2003-01-16
DE69636177T2 (de) 2007-03-29
ATE228826T1 (de) 2002-12-15
EP1716849A1 (de) 2006-11-02
JP2000501380A (ja) 2000-02-08
ATE326953T1 (de) 2006-06-15
ES2267637T3 (es) 2007-03-16
WO1997014408A1 (en) 1997-04-24
SE505146C2 (sv) 1997-06-30
KR100482262B1 (ko) 2006-04-14
ES2125209T1 (es) 1999-03-01
NO981558D0 (no) 1998-04-06
DE69636177D1 (de) 2006-06-29
HK1011182A1 (en) 1999-07-09
IL124052A (en) 2000-11-21
NO981558L (no) 1998-04-06
KR19990064267A (ko) 1999-07-26
SE9503672L (sv) 1997-04-20
EP1142569A2 (de) 2001-10-10
NO320392B1 (no) 2005-11-28
DK0869774T3 (da) 2003-03-24
HUP9901205A3 (en) 2001-04-28
SE9503672D0 (sv) 1995-10-19
DE69625240T2 (de) 2003-09-11
PT869774E (pt) 2003-04-30
AU7347896A (en) 1997-05-07
EP1142569A3 (de) 2003-05-21
CZ117398A3 (cs) 1998-09-16
EP1142569B1 (de) 2006-05-24
EP0869774B1 (de) 2002-12-04

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