DE68902954T2 - Waessrige ueberzugsemulsion fuer pharmazeutische dosierungsformen. - Google Patents

Waessrige ueberzugsemulsion fuer pharmazeutische dosierungsformen.

Info

Publication number
DE68902954T2
DE68902954T2 DE8989303290T DE68902954T DE68902954T2 DE 68902954 T2 DE68902954 T2 DE 68902954T2 DE 8989303290 T DE8989303290 T DE 8989303290T DE 68902954 T DE68902954 T DE 68902954T DE 68902954 T2 DE68902954 T2 DE 68902954T2
Authority
DE
Germany
Prior art keywords
dosage forms
pharmaceutical dosage
aqueous coating
coating emulsion
emulsion
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
DE8989303290T
Other languages
English (en)
Other versions
DE68902954D1 (de
Inventor
Patrick S-L Wong
Felix Theeuwes
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
Application filed by Alza Corp filed Critical Alza Corp
Application granted granted Critical
Publication of DE68902954D1 publication Critical patent/DE68902954D1/de
Publication of DE68902954T2 publication Critical patent/DE68902954T2/de
Anticipated expiration legal-status Critical
Expired - Lifetime 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
    • A61K9/28—Dragees; Coated pills or tablets, e.g. with film or compression coating
    • A61K9/2806—Coating materials
    • A61K9/2833—Organic macromolecular compounds
    • A61K9/286—Polysaccharides, e.g. gums; Cyclodextrin
    • A61K9/2866—Cellulose; Cellulose derivatives, e.g. 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
    • A61K9/0002—Galenical forms characterised by the drug release technique; Application systems commanded by energy
    • A61K9/0004—Osmotic delivery systems; Sustained release driven by osmosis, thermal energy or gas
    • 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
    • A61K9/28—Dragees; Coated pills or tablets, e.g. with film or compression coating
    • A61K9/2806—Coating materials
    • A61K9/2833—Organic macromolecular compounds
    • A61K9/284—Organic macromolecular compounds obtained by reactions only involving carbon-to-carbon unsaturated bonds, e.g. polyvinyl pyrrolidone
    • A61K9/2846—Poly(meth)acrylates
DE8989303290T 1988-04-21 1989-04-04 Waessrige ueberzugsemulsion fuer pharmazeutische dosierungsformen. Expired - Lifetime DE68902954T2 (de)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US07/184,478 US5019397A (en) 1988-04-21 1988-04-21 Aqueous emulsion for pharmaceutical dosage form

Publications (2)

Publication Number Publication Date
DE68902954D1 DE68902954D1 (de) 1992-10-29
DE68902954T2 true DE68902954T2 (de) 1993-04-15

Family

ID=22677043

Family Applications (1)

Application Number Title Priority Date Filing Date
DE8989303290T Expired - Lifetime DE68902954T2 (de) 1988-04-21 1989-04-04 Waessrige ueberzugsemulsion fuer pharmazeutische dosierungsformen.

Country Status (11)

Country Link
US (1) US5019397A (de)
EP (1) EP0347024B1 (de)
JP (1) JP2664243B2 (de)
AT (1) ATE80798T1 (de)
CA (1) CA1333153C (de)
DE (1) DE68902954T2 (de)
DK (1) DK191189A (de)
ES (1) ES2034617T3 (de)
GR (1) GR3005942T3 (de)
IE (1) IE61865B1 (de)
PT (1) PT90343B (de)

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US20050175696A1 (en) * 2003-12-29 2005-08-11 David Edgren Drug granule coatings that impart smear resistance during mechanical compression
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Also Published As

Publication number Publication date
ES2034617T3 (es) 1993-04-01
DK191189A (da) 1989-10-22
EP0347024A2 (de) 1989-12-20
PT90343A (pt) 1989-11-10
ATE80798T1 (de) 1992-10-15
CA1333153C (en) 1994-11-22
JPH026411A (ja) 1990-01-10
IE891115L (en) 1989-10-21
JP2664243B2 (ja) 1997-10-15
PT90343B (pt) 1994-04-29
GR3005942T3 (de) 1993-06-07
US5019397A (en) 1991-05-28
EP0347024A3 (en) 1990-03-07
IE61865B1 (en) 1994-11-30
DK191189D0 (da) 1989-04-19
EP0347024B1 (de) 1992-09-23
DE68902954D1 (de) 1992-10-29

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