ES2141713T3 - Formulaciones estabilizadas de liberacion controlada recubiertas de una capa de polimero acrilico. - Google Patents

Formulaciones estabilizadas de liberacion controlada recubiertas de una capa de polimero acrilico.

Info

Publication number
ES2141713T3
ES2141713T3 ES92113236T ES92113236T ES2141713T3 ES 2141713 T3 ES2141713 T3 ES 2141713T3 ES 92113236 T ES92113236 T ES 92113236T ES 92113236 T ES92113236 T ES 92113236T ES 2141713 T3 ES2141713 T3 ES 2141713T3
Authority
ES
Spain
Prior art keywords
acrylic polymer
polymer layer
controlled release
release formulations
coated
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
ES92113236T
Other languages
English (en)
Other versions
ES2141713T5 (es
Inventor
Benjamin Oshlack
Mark Chasin
Frank Pedi Jr
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=ES2141713(T3) "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 ES2141713T3 publication Critical patent/ES2141713T3/es
Application granted granted Critical
Publication of ES2141713T5 publication Critical patent/ES2141713T5/es
Anticipated expiration legal-status Critical
Expired - Lifetime legal-status Critical Current

Links

Classifications

    • AHUMAN NECESSITIES
    • A61MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61KPREPARATIONS FOR MEDICAL, DENTAL OR TOILETRY PURPOSES
    • A61K9/00Medicinal preparations characterised by special physical form
    • A61K9/48Preparations in capsules, e.g. of gelatin, of chocolate
    • A61K9/50Microcapsules 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
    • A61K9/5005Wall or coating material
    • A61K9/5021Organic macromolecular compounds
    • A61K9/5026Organic macromolecular compounds obtained by reactions only involving carbon-to-carbon unsaturated bonds, e.g. polyvinyl pyrrolidone, poly(meth)acrylates
    • AHUMAN NECESSITIES
    • A61MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61KPREPARATIONS FOR MEDICAL, DENTAL OR TOILETRY PURPOSES
    • A61K9/00Medicinal preparations characterised by special physical form
    • A61K9/20Pills, tablets, discs, rods
    • A61K9/28Dragees; Coated pills or tablets, e.g. with film or compression coating
    • A61K9/2806Coating materials
    • A61K9/2833Organic macromolecular compounds
    • A61K9/284Organic macromolecular compounds obtained by reactions only involving carbon-to-carbon unsaturated bonds, e.g. polyvinyl pyrrolidone
    • A61K9/2846Poly(meth)acrylates
    • AHUMAN NECESSITIES
    • A61MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61KPREPARATIONS FOR MEDICAL, DENTAL OR TOILETRY PURPOSES
    • A61K9/00Medicinal preparations characterised by special physical form
    • A61K9/48Preparations in capsules, e.g. of gelatin, of chocolate
    • A61K9/50Microcapsules 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
    • A61K9/5073Microcapsules 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
    • A61K9/5078Microcapsules 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

Abstract

UNA FORMA DOSIFICADA DE DESCARGA CONTROLADA DE TIPO SOLIDO ESTABILIZADA DISPONIENDO DE UN RECUBRIMIENTO DERIVADO DE UNA DISPERSION ACUOSA EN UN POLIMERO ACRILICO SE OBTIENE MEDIANTE EL PROCESO DE RECUBRIMIENTO DE UN SUBSTRATO INCLUYENDO UNA ACTIVIDAD TERAPEUTICA CON UNA DISPERSION ACUOSA DE POLIMERO ACRILICO PLASTIFICADO Y ENTONCES LA CURACION DEL SUBSTRATO RECUBIERTO SE REALIZA A UNA TEMPERATURA POR ENCIMA DE LA TEMPERATURA DE TRANSICION VITRIOSA DEL POLIMERO ACRILICO PLASTIFICADO, HASTA QUE LA FORMA DOSIFICADA RECUBIERTA ALCANZA UN PERFIL DE DISOLUCION ESTABILIZADO NO AFECTADO SUSTANCIALMENTE MEDIANTE EXPOSICION EN CONDICIONES DE ALMACENAJE DE TEMPERATURA ELEVADA Y/O DE HUMEDAD RELATIVAMENTE ELEVADA.
ES92113236T 1992-01-27 1992-08-03 Formulaciones estabilizadas de liberacion controlada recubiertas de una capa de polimero acrilico. Expired - Lifetime ES2141713T5 (es)

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 1992-01-27

Publications (2)

Publication Number Publication Date
ES2141713T3 true ES2141713T3 (es) 2000-04-01
ES2141713T5 ES2141713T5 (es) 2008-05-16

Family

ID=25245664

Family Applications (1)

Application Number Title Priority Date Filing Date
ES92113236T Expired - Lifetime ES2141713T5 (es) 1992-01-27 1992-08-03 Formulaciones estabilizadas de liberacion controlada recubiertas de una capa de polimero acrilico.

Country Status (22)

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

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RU2127587C1 (ru) 1999-03-20
AU660512B2 (en) 1995-06-29
MX9205823A (es) 1993-07-01
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BR9204577A (pt) 1993-08-03
HU9300083D0 (en) 1993-04-28
NZ245298A (en) 1995-07-26
DE69230028D1 (de) 1999-10-28
ES2141713T5 (es) 2008-05-16
HK1005687A1 (en) 1999-01-22
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US5286493A (en) 1994-02-15
HU66961A (en) 1995-01-30
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HU219350B (en) 2001-03-28
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