DE69230028D1 - Stabilisierte Formulierungen mit kontrollierter Abgabe mit einem Acrylpolymerüberzug - Google Patents

Stabilisierte Formulierungen mit kontrollierter Abgabe mit einem Acrylpolymerüberzug

Info

Publication number
DE69230028D1
DE69230028D1 DE69230028T DE69230028T DE69230028D1 DE 69230028 D1 DE69230028 D1 DE 69230028D1 DE 69230028 T DE69230028 T DE 69230028T DE 69230028 T DE69230028 T DE 69230028T DE 69230028 D1 DE69230028 D1 DE 69230028D1
Authority
DE
Germany
Prior art keywords
acrylic polymer
controlled release
polymer coating
release formulations
stabilized
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
DE69230028T
Other languages
English (en)
Other versions
DE69230028T3 (de
DE69230028T2 (de
Inventor
Benjamin Oshlack
Mark Chasin
Frank Pedi
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.)
Euro Celtique SA
Original Assignee
Euro Celtique SA
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
Family has litigation
First worldwide family litigation filed litigation Critical https://patents.darts-ip.com/?family=25245664&utm_source=google_patent&utm_medium=platform_link&utm_campaign=public_patent_search&patent=DE69230028(D1) "Global patent litigation dataset” by Darts-ip is licensed under a Creative Commons Attribution 4.0 International License.
Application filed by Euro Celtique SA filed Critical Euro Celtique SA
Publication of DE69230028D1 publication Critical patent/DE69230028D1/de
Application granted granted Critical
Publication of DE69230028T2 publication Critical patent/DE69230028T2/de
Publication of DE69230028T3 publication Critical patent/DE69230028T3/de
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
    • A61K9/48—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
    • A61K9/5026—Organic macromolecular compounds obtained by reactions only involving carbon-to-carbon unsaturated bonds, e.g. polyvinyl pyrrolidone, poly(meth)acrylates
    • 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
    • A61K9/20—Pills, tablets, discs, rods
    • A61K9/28—Dragees; Coated pills or tablets, e.g. with film or compression coating
    • A61K9/2806—Coating materials
    • A61K9/2833—Organic macromolecular compounds
    • A61K9/284—Organic macromolecular compounds obtained by reactions only involving carbon-to-carbon unsaturated bonds, e.g. polyvinyl pyrrolidone
    • A61K9/2846—Poly(meth)acrylates
    • 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
    • A61K9/5073—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 having two or more different coatings optionally including drug-containing subcoatings
    • A61K9/5078—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 having two or more different coatings optionally including drug-containing subcoatings with drug-free core
DE69230028T 1992-01-27 1992-08-03 Methode um eine stabilisierte Formulierung mit kontrollierter Abgabe mit einem Acrylpolymerüberzug zu erhalten Expired - Lifetime DE69230028T3 (de)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
US07/826,084 US5286493A (en) 1992-01-27 1992-01-27 Stabilized controlled release formulations having acrylic polymer coating
US826084 1997-03-24

Publications (3)

Publication Number Publication Date
DE69230028D1 true DE69230028D1 (de) 1999-10-28
DE69230028T2 DE69230028T2 (de) 2000-04-13
DE69230028T3 DE69230028T3 (de) 2008-05-21

Family

ID=25245664

Family Applications (1)

Application Number Title Priority Date Filing Date
DE69230028T Expired - Lifetime DE69230028T3 (de) 1992-01-27 1992-08-03 Methode um eine stabilisierte Formulierung mit kontrollierter Abgabe mit einem Acrylpolymerüberzug zu erhalten

Country Status (22)

Country Link
US (1) US5286493A (de)
EP (1) EP0553392B2 (de)
JP (1) JP3957329B2 (de)
AT (1) ATE184786T1 (de)
AU (1) AU660512B2 (de)
BR (1) BR9204577A (de)
CA (1) CA2074309C (de)
DE (1) DE69230028T3 (de)
DK (1) DK0553392T4 (de)
EG (1) EG20307A (de)
ES (1) ES2141713T5 (de)
GR (1) GR3032106T3 (de)
HK (1) HK1005687A1 (de)
HU (1) HU219350B (de)
IL (1) IL102851A (de)
MX (1) MX9205823A (de)
NO (1) NO309360B1 (de)
NZ (1) NZ245298A (de)
PL (1) PL171376B1 (de)
RU (1) RU2127587C1 (de)
SG (1) SG44698A1 (de)
ZA (1) ZA925687B (de)

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RU2127587C1 (ru) 1999-03-20
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HU219350B (en) 2001-03-28
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HU9300083D0 (en) 1993-04-28
ZA925687B (en) 1993-03-02
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SG44698A1 (en) 1997-12-19
EP0553392A1 (de) 1993-08-04
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AU2967992A (en) 1993-07-29
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BR9204577A (pt) 1993-08-03
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EP0553392B2 (de) 2007-12-05
PL297534A1 (en) 1993-10-18
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US5286493A (en) 1994-02-15
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ATE184786T1 (de) 1999-10-15
DE69230028T3 (de) 2008-05-21
HU66961A (en) 1995-01-30
DE69230028T2 (de) 2000-04-13
JP3957329B2 (ja) 2007-08-15
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