AU8434998A - Multiple-unit delayed dosage preparations and method for producing the same - Google Patents

Multiple-unit delayed dosage preparations and method for producing the same

Info

Publication number
AU8434998A
AU8434998A AU84349/98A AU8434998A AU8434998A AU 8434998 A AU8434998 A AU 8434998A AU 84349/98 A AU84349/98 A AU 84349/98A AU 8434998 A AU8434998 A AU 8434998A AU 8434998 A AU8434998 A AU 8434998A
Authority
AU
Australia
Prior art keywords
producing
same
dosage preparations
unit delayed
delayed dosage
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.)
Abandoned
Application number
AU84349/98A
Inventor
Erich Brendel
Ernst Chantraine
V.-Ranga Rao Kanikanti
Roland Rupp
Claus Weisemann
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.)
Bayer AG
Original Assignee
Bayer AG
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 Bayer AG filed Critical Bayer AG
Publication of AU8434998A publication Critical patent/AU8434998A/en
Abandoned 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
    • A61K9/5047—Cellulose ethers containing no ester groups, 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
    • A61K9/14—Particulate form, e.g. powders, Processes for size reducing of pure drugs or the resulting products, Pure drug nanoparticles
    • A61K9/16—Agglomerates; Granulates; Microbeadlets ; Microspheres; Pellets; Solid products obtained by spray drying, spray freeze drying, spray congealing,(multiple) emulsion solvent evaporation or extraction
    • A61K9/1605—Excipients; Inactive ingredients
    • A61K9/1629—Organic macromolecular compounds
    • A61K9/1652—Polysaccharides, e.g. alginate, cellulose derivatives; Cyclodextrin
    • 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
    • A61K9/14—Particulate form, e.g. powders, Processes for size reducing of pure drugs or the resulting products, Pure drug nanoparticles
    • A61K9/16—Agglomerates; Granulates; Microbeadlets ; Microspheres; Pellets; Solid products obtained by spray drying, spray freeze drying, spray congealing,(multiple) emulsion solvent evaporation or extraction
    • A61K9/1682—Processes
    • A61K9/1694—Processes resulting in granules or microspheres of the matrix type containing more than 5% of excipient
    • 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
AU84349/98A 1997-06-09 1998-05-27 Multiple-unit delayed dosage preparations and method for producing the same Abandoned AU8434998A (en)

Applications Claiming Priority (3)

Application Number Priority Date Filing Date Title
DE1997124181 DE19724181A1 (en) 1997-06-09 1997-06-09 Multiple unit retard preparations and process for their preparation
DE19724181 1997-06-09
PCT/EP1998/003103 WO1998056354A2 (en) 1997-06-09 1998-05-27 Multiple-unit delayed dosage preparations and method for producing the same

Publications (1)

Publication Number Publication Date
AU8434998A true AU8434998A (en) 1998-12-30

Family

ID=7831871

Family Applications (1)

Application Number Title Priority Date Filing Date
AU84349/98A Abandoned AU8434998A (en) 1997-06-09 1998-05-27 Multiple-unit delayed dosage preparations and method for producing the same

Country Status (3)

Country Link
AU (1) AU8434998A (en)
DE (1) DE19724181A1 (en)
WO (1) WO1998056354A2 (en)

Families Citing this family (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
SA07280459B1 (en) 2006-08-25 2011-07-20 بيورديو فارما إل. بي. Tamper Resistant Oral Pharmaceutical Dosage Forms Comprising an Opioid Analgesic
EP2340812A1 (en) * 2009-12-18 2011-07-06 Ferring International Center S.A. Granules for pharmaceutical preparations, methods and apparatus for their production

Also Published As

Publication number Publication date
DE19724181A1 (en) 1998-12-10
WO1998056354A2 (en) 1998-12-17

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