CA2207098A1 - Banded prolonged release active agent dosage form - Google Patents

Banded prolonged release active agent dosage form

Info

Publication number
CA2207098A1
CA2207098A1 CA002207098A CA2207098A CA2207098A1 CA 2207098 A1 CA2207098 A1 CA 2207098A1 CA 002207098 A CA002207098 A CA 002207098A CA 2207098 A CA2207098 A CA 2207098A CA 2207098 A1 CA2207098 A1 CA 2207098A1
Authority
CA
Canada
Prior art keywords
active agent
dosage form
agent dosage
banded
prolonged 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.)
Granted
Application number
CA002207098A
Other languages
French (fr)
Other versions
CA2207098C (en
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
Individual
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 Individual filed Critical Individual
Publication of CA2207098A1 publication Critical patent/CA2207098A1/en
Application granted granted Critical
Publication of CA2207098C publication Critical patent/CA2207098C/en
Anticipated expiration legal-status Critical
Expired - Fee Related 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
    • A61K9/20—Pills, tablets, discs, rods
    • A61K9/2072—Pills, 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

Landscapes

  • 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

The present invention is directed to an active agent dosage form which is useful for the prolonged delivery of an active agent formulation to a fluid environment of use. The active agent dosage form is a matrix that has on its surface two or more insoluble bands.
The invention is also directed to the method for making the active agent dosage form.
CA002207098A 1995-02-24 1996-02-09 Banded prolonged release active agent dosage form Expired - Fee Related CA2207098C (en)

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 (en) 1995-02-24 1996-02-09 Banded prolonged release active agent dosage form

Publications (2)

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

Family

ID=37309461

Family Applications (1)

Application Number Title Priority Date Filing Date
CA002207098A Expired - Fee Related CA2207098C (en) 1995-02-24 1996-02-09 Banded prolonged release active agent dosage form

Country Status (1)

Country Link
CA (1) CA2207098C (en)

Also Published As

Publication number Publication date
CA2207098C (en) 2006-10-24

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Legal Events

Date Code Title Description
EEER Examination request
MKLA Lapsed