EG20307A - A method for obtaining a stabilized controlled release formulations having acrylic polymer coating - Google Patents

A method for obtaining a stabilized controlled release formulations having acrylic polymer coating

Info

Publication number
EG20307A
EG20307A EG4693A EG4693A EG20307A EG 20307 A EG20307 A EG 20307A EG 4693 A EG4693 A EG 4693A EG 4693 A EG4693 A EG 4693A EG 20307 A EG20307 A EG 20307A
Authority
EG
Egypt
Prior art keywords
acrylic polymer
controlled release
obtaining
polymer coating
release formulations
Prior art date
Application number
EG4693A
Other languages
English (en)
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=EG20307(A) "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
Application granted granted Critical
Publication of EG20307A publication Critical patent/EG20307A/xx

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

Landscapes

  • Health & Medical Sciences (AREA)
  • Engineering & Computer Science (AREA)
  • Bioinformatics & Cheminformatics (AREA)
  • Animal Behavior & Ethology (AREA)
  • Public Health (AREA)
  • Pharmacology & Pharmacy (AREA)
  • Epidemiology (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Chemical & Material Sciences (AREA)
  • General Health & Medical Sciences (AREA)
  • Medicinal Chemistry (AREA)
  • Veterinary Medicine (AREA)
  • Medicinal Preparation (AREA)
  • Paints Or Removers (AREA)
  • Pharmaceuticals Containing Other Organic And Inorganic Compounds (AREA)
  • Medical Preparation Storing Or Oral Administration Devices (AREA)
  • Moulds For Moulding Plastics Or The Like (AREA)
  • Addition Polymer Or Copolymer, Post-Treatments, Or Chemical Modifications (AREA)
  • Agricultural Chemicals And Associated Chemicals (AREA)
EG4693A 1992-01-27 1993-01-25 A method for obtaining a stabilized controlled release formulations having acrylic polymer coating EG20307A (en)

Applications Claiming Priority (1)

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

Publications (1)

Publication Number Publication Date
EG20307A true EG20307A (en) 1998-10-31

Family

ID=25245664

Family Applications (1)

Application Number Title Priority Date Filing Date
EG4693A EG20307A (en) 1992-01-27 1993-01-25 A method for obtaining a stabilized controlled release formulations having acrylic polymer coating

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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IL102851A0 (en) 1993-01-31
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CA2074309A1 (en) 1993-07-28
HU219350B (en) 2001-03-28
MX9205823A (es) 1993-07-01
DE69230028T3 (de) 2008-05-21
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ZA925687B (en) 1993-03-02
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NO309360B1 (no) 2001-01-22
DE69230028T2 (de) 2000-04-13
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DK0553392T3 (da) 2000-03-06
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RU2127587C1 (ru) 1999-03-20
DE69230028D1 (de) 1999-10-28
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CA2074309C (en) 1999-11-23
AU660512B2 (en) 1995-06-29
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HU9300083D0 (en) 1993-04-28
SG44698A1 (en) 1997-12-19
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NO924597L (no) 1993-07-28
US5286493A (en) 1994-02-15
JPH05201856A (ja) 1993-08-10
IL102851A (en) 1997-06-10
HU66961A (en) 1995-01-30
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BR9204577A (pt) 1993-08-03

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