ATE56142T1 - Pellets mit irregulaerer oberflaeche, verfahren zu deren herstellung und tabletten enthaltend diese pellets. - Google Patents

Pellets mit irregulaerer oberflaeche, verfahren zu deren herstellung und tabletten enthaltend diese pellets.

Info

Publication number
ATE56142T1
ATE56142T1 AT86112636T AT86112636T ATE56142T1 AT E56142 T1 ATE56142 T1 AT E56142T1 AT 86112636 T AT86112636 T AT 86112636T AT 86112636 T AT86112636 T AT 86112636T AT E56142 T1 ATE56142 T1 AT E56142T1
Authority
AT
Austria
Prior art keywords
pellets
irregular surface
manufacture
tablets containing
superficial
Prior art date
Application number
AT86112636T
Other languages
German (de)
English (en)
Inventor
Fritz Dr Rer Nat Demmer
Gregor Dr Rer N Groppenbaecher
Berhold Dr Rer Nat Stemmle
Original Assignee
Boehringer Mannheim Gmbh
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
Family has litigation
First worldwide family litigation filed litigation Critical https://patents.darts-ip.com/?family=6280867&utm_source=google_patent&utm_medium=platform_link&utm_campaign=public_patent_search&patent=ATE56142(T1) "Global patent litigation dataset” by Darts-ip is licensed under a Creative Commons Attribution 4.0 International License.
Application filed by Boehringer Mannheim Gmbh filed Critical Boehringer Mannheim Gmbh
Application granted granted Critical
Publication of ATE56142T1 publication Critical patent/ATE56142T1/de

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
    • A61K9/2077—Tablets comprising drug-containing microparticles in a substantial amount of supporting matrix; Multiparticulate tablets
    • 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
    • A61K9/167—Agglomerates; Granulates; Microbeadlets ; Microspheres; Pellets; Solid products obtained by spray drying, spray freeze drying, spray congealing,(multiple) emulsion solvent evaporation or extraction with an outer layer or coating comprising drug; with chemically bound drugs or non-active substances on their surface
    • A61K9/1676—Agglomerates; Granulates; Microbeadlets ; Microspheres; Pellets; Solid products obtained by spray drying, spray freeze drying, spray congealing,(multiple) emulsion solvent evaporation or extraction with an outer layer or coating comprising drug; with chemically bound drugs or non-active substances on their surface having a drug-free core with discrete complete coating layer containing drug
    • 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
    • A61K9/2095—Tabletting processes; Dosage units made by direct compression of powders or specially processed granules, by eliminating solvents, by melt-extrusion, by injection molding, by 3D printing
    • 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
    • A61K9/5073—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 having two or more different coatings optionally including drug-containing subcoatings
    • A61K9/5078—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 having two or more different coatings optionally including drug-containing subcoatings with drug-free core

Landscapes

  • Health & Medical Sciences (AREA)
  • Engineering & Computer Science (AREA)
  • Bioinformatics & Cheminformatics (AREA)
  • Epidemiology (AREA)
  • Medicinal Chemistry (AREA)
  • Pharmacology & Pharmacy (AREA)
  • Chemical & Material Sciences (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Animal Behavior & Ethology (AREA)
  • General Health & Medical Sciences (AREA)
  • Public Health (AREA)
  • Veterinary Medicine (AREA)
  • Medicinal Preparation (AREA)
  • Glanulating (AREA)
  • Medical Preparation Storing Or Oral Administration Devices (AREA)
AT86112636T 1985-09-13 1986-09-12 Pellets mit irregulaerer oberflaeche, verfahren zu deren herstellung und tabletten enthaltend diese pellets. ATE56142T1 (de)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
DE19853532692 DE3532692A1 (de) 1985-09-13 1985-09-13 Verfahren zum herstellen von tabletten aus pellets
EP86112636A EP0218928B2 (de) 1985-09-13 1986-09-12 Pellets mit irregulärer Oberfläche, Verfahren zu deren Herstellung und Tabletten enthaltend diese Pellets

Publications (1)

Publication Number Publication Date
ATE56142T1 true ATE56142T1 (de) 1990-09-15

Family

ID=6280867

Family Applications (1)

Application Number Title Priority Date Filing Date
AT86112636T ATE56142T1 (de) 1985-09-13 1986-09-12 Pellets mit irregulaerer oberflaeche, verfahren zu deren herstellung und tabletten enthaltend diese pellets.

Country Status (3)

Country Link
EP (1) EP0218928B2 (enExample)
AT (1) ATE56142T1 (enExample)
DE (2) DE3532692A1 (enExample)

Families Citing this family (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
IT1204294B (it) * 1986-03-11 1989-03-01 Gentili Ist Spa Metodo di fabbricazione di granulari atti a produzione di compresse rivestite,per uso orale,a rilascio controllato
DE3610878A1 (de) * 1986-04-01 1987-10-08 Boehringer Ingelheim Kg Formlinge aus pellets
FR2663867B1 (fr) * 1990-06-29 1994-08-05 Rhone Poulenc Nutrition Animal Procede de lissage de granules de principes actifs.
DE4021678C2 (de) * 1990-07-07 1994-07-07 Merz & Co Gmbh & Co Verfahren zur Herstellung klein dimensionierter Formkörper mit hohem Etofibrat-Gehalt und kontrollierter Wirkstoff-Freisetzung, deren Verwendung und daraus bestehende oral verabreichbare Applikationsformen
DE4100920A1 (de) * 1991-01-15 1992-07-16 Degussa Wirkstoffzubereitung zur oralen verabreichung an wiederkaeuer
GB9101502D0 (en) * 1991-01-23 1991-03-06 Controlled Therapeutics Sct Controlled release compositions
DE19637082A1 (de) 1996-09-12 1998-03-19 Boehringer Mannheim Gmbh Schnellzerfallende Pellets

Family Cites Families (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE2010115A1 (de) * 1970-03-04 1971-09-16 Farbenfabriken Bayer Ag, 5090 Leverkusen Verfahren zur Herstellung von Mikrogranulaten
GB1481797A (en) * 1973-11-17 1977-08-03 Manesty Machines Tabletting machines
GB1598458A (en) * 1977-04-01 1981-09-23 Hoechst Uk Ltd Tableting of microcapsules
DE3228533A1 (de) * 1982-07-30 1984-02-02 Council of Scientific and Industrial Research, 110001 New Delhi Verfahren zur herstellung von medizinischen pillen und so hergestellen pillen
HU187215B (en) * 1983-01-26 1985-11-28 Egyt Gyogyszervegyeszeti Gyar Method for producing pharmaceutical product of high actor content and prolonged effect

Also Published As

Publication number Publication date
EP0218928B1 (de) 1990-09-05
EP0218928A1 (de) 1987-04-22
DE3532692A1 (de) 1987-03-19
DE3673937D1 (de) 1990-10-11
EP0218928B2 (de) 1995-01-18
DE3532692C2 (enExample) 1987-12-17

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Legal Events

Date Code Title Description
EELA Cancelled due to lapse of time