CA2207098C - Forme posologique d'agent actif a liberation prolongee en bande - Google Patents

Forme posologique d'agent actif a liberation prolongee en bande Download PDF

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Publication number
CA2207098C
CA2207098C CA002207098A CA2207098A CA2207098C CA 2207098 C CA2207098 C CA 2207098C CA 002207098 A CA002207098 A CA 002207098A CA 2207098 A CA2207098 A CA 2207098A CA 2207098 C CA2207098 C CA 2207098C
Authority
CA
Canada
Prior art keywords
active agent
matrix
agent formulation
fluid environment
bands
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 - Fee Related
Application number
CA002207098A
Other languages
English (en)
Other versions
CA2207098A1 (fr
Inventor
Patrick S.-L. Wong
David E. Edgren
Liang C. Dong
Vincent J. Ferrari
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.)
Alza Corp
Original Assignee
Alza Corp
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 US08/394,074 external-priority patent/US5534263A/en
Application filed by Alza Corp filed Critical Alza Corp
Publication of CA2207098A1 publication Critical patent/CA2207098A1/fr
Application granted granted Critical
Publication of CA2207098C publication Critical patent/CA2207098C/fr
Anticipated expiration legal-status Critical
Expired - Fee Related legal-status Critical Current

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Classifications

    • 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
    • A61K9/2072Pills, tablets, discs, rods characterised by shape, structure or size; Tablets with holes, special break lines or identification marks; Partially coated tablets; Disintegrating flat shaped forms

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  • Health & Medical Sciences (AREA)
  • Chemical & Material Sciences (AREA)
  • Medicinal Chemistry (AREA)
  • Pharmacology & Pharmacy (AREA)
  • Epidemiology (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Animal Behavior & Ethology (AREA)
  • General Health & Medical Sciences (AREA)
  • Public Health (AREA)
  • Veterinary Medicine (AREA)
  • Medicinal Preparation (AREA)

Abstract

La présente invention a pour objet une forme posologique d'un agent actif qui assure l'administration prolongée d'une formulation d'agent actif dans un environnement fluide. La forme posologique d'un agent actif est une matrice qui présente deux ou plusieurs bandes insolubles sur sa surface. L'invention concerne également le procédé de fabrication de la forme posologique de l'agent actif.
CA002207098A 1995-02-24 1996-02-09 Forme posologique d'agent actif a liberation prolongee en bande Expired - Fee Related CA2207098C (fr)

Applications Claiming Priority (3)

Application Number Priority Date Filing Date Title
US08/394,074 1995-02-24
US08/394,074 US5534263A (en) 1995-02-24 1995-02-24 Active agent dosage form comprising a matrix and at least two insoluble bands
PCT/US1996/001848 WO1996025922A2 (fr) 1995-02-24 1996-02-09 Forme posologique d'agent actif a liberation prolongee en bande

Publications (2)

Publication Number Publication Date
CA2207098A1 CA2207098A1 (fr) 1996-08-29
CA2207098C true CA2207098C (fr) 2006-10-24

Family

ID=37309461

Family Applications (1)

Application Number Title Priority Date Filing Date
CA002207098A Expired - Fee Related CA2207098C (fr) 1995-02-24 1996-02-09 Forme posologique d'agent actif a liberation prolongee en bande

Country Status (1)

Country Link
CA (1) CA2207098C (fr)

Also Published As

Publication number Publication date
CA2207098A1 (fr) 1996-08-29

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Legal Events

Date Code Title Description
EEER Examination request
MKLA Lapsed