DE69330910D1 - Arzneiabgabesystem mit stossweiser freisetzung von partikeln - Google Patents

Arzneiabgabesystem mit stossweiser freisetzung von partikeln

Info

Publication number
DE69330910D1
DE69330910D1 DE69330910T DE69330910T DE69330910D1 DE 69330910 D1 DE69330910 D1 DE 69330910D1 DE 69330910 T DE69330910 T DE 69330910T DE 69330910 T DE69330910 T DE 69330910T DE 69330910 D1 DE69330910 D1 DE 69330910D1
Authority
DE
Germany
Prior art keywords
water
coating
pellets
pct
core
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
DE69330910T
Other languages
English (en)
Other versions
DE69330910T2 (de
Inventor
Chih-Ming Chen
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.)
Andrx Pharmaceuticals LLC
Original Assignee
Andrx Pharmaceuticals LLC
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 Andrx Pharmaceuticals LLC filed Critical Andrx Pharmaceuticals LLC
Publication of DE69330910D1 publication Critical patent/DE69330910D1/de
Application granted granted Critical
Publication of DE69330910T2 publication Critical patent/DE69330910T2/de
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
    • A61K9/0002Galenical forms characterised by the drug release technique; Application systems commanded by energy
    • A61K9/0004Osmotic delivery systems; Sustained release driven by osmosis, thermal energy or gas
    • 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
    • A61K9/2077Tablets comprising drug-containing microparticles in a substantial amount of supporting matrix; Multiparticulate tablets
    • A61K9/2081Tablets comprising drug-containing microparticles in a substantial amount of supporting matrix; Multiparticulate tablets with microcapsules or coated microparticles according to A61K9/50
    • 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
    • A61K9/5084Mixtures of one or more drugs in different galenical forms, at least one of which being granules, microcapsules or (coated) microparticles according to A61K9/16 or A61K9/50, e.g. for obtaining a specific release pattern or for combining different drugs
DE69330910T 1992-11-27 1993-11-02 Arzneiabgabesystem mit stossweiser freisetzung von partikeln Expired - Lifetime DE69330910T2 (de)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
US07/982,761 US5260069A (en) 1992-11-27 1992-11-27 Pulsatile particles drug delivery system
PCT/US1993/010643 WO1994012160A1 (en) 1992-11-27 1993-11-02 Pulsatile particles drug delivery system

Publications (2)

Publication Number Publication Date
DE69330910D1 true DE69330910D1 (de) 2001-11-15
DE69330910T2 DE69330910T2 (de) 2002-04-04

Family

ID=25529482

Family Applications (1)

Application Number Title Priority Date Filing Date
DE69330910T Expired - Lifetime DE69330910T2 (de) 1992-11-27 1993-11-02 Arzneiabgabesystem mit stossweiser freisetzung von partikeln

Country Status (10)

Country Link
US (2) US5260069A (de)
EP (1) EP0670718B1 (de)
JP (1) JPH08506802A (de)
AT (1) ATE206613T1 (de)
AU (1) AU680642B2 (de)
CA (1) CA2149152C (de)
DE (1) DE69330910T2 (de)
ES (1) ES2165869T3 (de)
NZ (1) NZ258012A (de)
WO (1) WO1994012160A1 (de)

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US5260069A (en) 1993-11-09
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US5472708A (en) 1995-12-05
ES2165869T3 (es) 2002-04-01
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