DE69004214D1 - Arzneimittel mit verzögerter freisetzung und ph-gesteuerten membranüberzügen. - Google Patents

Arzneimittel mit verzögerter freisetzung und ph-gesteuerten membranüberzügen.

Info

Publication number
DE69004214D1
DE69004214D1 DE90909219T DE69004214T DE69004214D1 DE 69004214 D1 DE69004214 D1 DE 69004214D1 DE 90909219 T DE90909219 T DE 90909219T DE 69004214 T DE69004214 T DE 69004214T DE 69004214 D1 DE69004214 D1 DE 69004214D1
Authority
DE
Germany
Prior art keywords
delayed release
medicinal products
membrane coatings
controlled membrane
coatings
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
DE90909219T
Other languages
English (en)
Other versions
DE69004214T2 (de
Inventor
Herman Eichel
Brent Massman
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.)
Kinaform Technology Inc
Original Assignee
Kinaform Technology Inc
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
Application filed by Kinaform Technology Inc filed Critical Kinaform Technology Inc
Publication of DE69004214D1 publication Critical patent/DE69004214D1/de
Application granted granted Critical
Publication of DE69004214T2 publication Critical patent/DE69004214T2/de
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
    • A61K9/48—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
    • A61K9/5036—Polysaccharides, e.g. gums, alginate; Cyclodextrin
    • A61K9/5042—Cellulose; Cellulose derivatives, e.g. phthalate or acetate succinate esters of hydroxypropyl methylcellulose
    • 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
DE90909219T 1989-05-22 1990-05-18 Arzneimittel mit verzögerter freisetzung und ph-gesteuerten membranüberzügen. Expired - Fee Related DE69004214T2 (de)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US07/354,105 US4983401A (en) 1989-05-22 1989-05-22 Sustained release pharmaceutical preparations having pH controlled membrane coatings

Publications (2)

Publication Number Publication Date
DE69004214D1 true DE69004214D1 (de) 1993-12-02
DE69004214T2 DE69004214T2 (de) 1994-03-03

Family

ID=23391895

Family Applications (1)

Application Number Title Priority Date Filing Date
DE90909219T Expired - Fee Related DE69004214T2 (de) 1989-05-22 1990-05-18 Arzneimittel mit verzögerter freisetzung und ph-gesteuerten membranüberzügen.

Country Status (8)

Country Link
US (1) US4983401A (de)
EP (1) EP0425659B1 (de)
JP (1) JPH07103015B2 (de)
AR (1) AR244089A1 (de)
DD (1) DD298350A5 (de)
DE (1) DE69004214T2 (de)
HU (1) HU215128B (de)
WO (1) WO1990014077A1 (de)

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US20050025824A1 (en) * 2001-12-14 2005-02-03 Eurand Pharmaceuticals Ltd. Pulsatile release histamine H2 antagonist dosage form
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US20060003004A1 (en) * 2002-10-25 2006-01-05 Collegium Pharmaceutical, Inc. Pulsatile release compositions of milnacipran
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CA2641852A1 (en) * 2006-02-10 2007-08-16 Sportscom Danmark Aps Coated tablets, their methods of preparation, and related uses
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JP5309262B2 (ja) 2009-12-02 2013-10-09 アプタリス ファーマ リミテッド フェキソフェナジン・マイクロカプセル及びそれを含む組成物
JP2013535756A (ja) 2010-08-13 2013-09-12 インテリメディシン インコーポレイテッド 個別化された医薬品の生産のためのシステムおよび方法
EP2748685A4 (de) 2011-08-27 2015-05-20 Daniel L Kraft Tragbarer arzneimittelspender
DK2766064T3 (en) 2011-12-08 2016-11-07 Alcon Res Ltd SELECTIVE MOVING VALVE ELEMENTS for extraction and OVERRISLINGSKREDSLØB
US9549850B2 (en) 2013-04-26 2017-01-24 Novartis Ag Partial venting system for occlusion surge mitigation
CA2936741C (en) 2014-10-31 2018-11-06 Purdue Pharma Methods and compositions particularly for treatment of attention deficit disorder
JPWO2017217502A1 (ja) 2016-06-17 2019-04-11 日本電気株式会社 セルロース誘導体、セルロース系樹脂組成物、成形体及びこれを用いた製品
US10722473B2 (en) 2018-11-19 2020-07-28 Purdue Pharma L.P. Methods and compositions particularly for treatment of attention deficit disorder

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Also Published As

Publication number Publication date
DD298350A5 (de) 1992-02-20
EP0425659B1 (de) 1993-10-27
AR244089A1 (es) 1993-10-29
JPH04501428A (ja) 1992-03-12
EP0425659A1 (de) 1991-05-08
DE69004214T2 (de) 1994-03-03
JPH07103015B2 (ja) 1995-11-08
HU215128B (hu) 1998-09-28
WO1990014077A1 (en) 1990-11-29
HU904735D0 (en) 1992-04-28
US4983401A (en) 1991-01-08
HUT62784A (en) 1993-06-28

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Legal Events

Date Code Title Description
8364 No opposition during term of opposition
8339 Ceased/non-payment of the annual fee