ES2052697T3 - Granulos esfericos que tienen un nucleo y su produccion. - Google Patents

Granulos esfericos que tienen un nucleo y su produccion.

Info

Publication number
ES2052697T3
ES2052697T3 ES88300569T ES88300569T ES2052697T3 ES 2052697 T3 ES2052697 T3 ES 2052697T3 ES 88300569 T ES88300569 T ES 88300569T ES 88300569 T ES88300569 T ES 88300569T ES 2052697 T3 ES2052697 T3 ES 2052697T3
Authority
ES
Spain
Prior art keywords
nucleum
spherical granules
production
granules
coating
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
ES88300569T
Other languages
English (en)
Inventor
Tadashi Makino
Tetsuro Tabata
Shin-Ichiro Hirai
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.)
Takeda Pharmaceutical Co Ltd
Original Assignee
Takeda Chemical Industries Ltd
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=11992094&utm_source=google_patent&utm_medium=platform_link&utm_campaign=public_patent_search&patent=ES2052697(T3) "Global patent litigation dataset” by Darts-ip is licensed under a Creative Commons Attribution 4.0 International License.
Application filed by Takeda Chemical Industries Ltd filed Critical Takeda Chemical Industries Ltd
Application granted granted Critical
Publication of ES2052697T3 publication Critical patent/ES2052697T3/es
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
    • A61K9/14—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
    • 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
    • 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

Landscapes

  • Engineering & Computer Science (AREA)
  • Bioinformatics & Cheminformatics (AREA)
  • Health & Medical Sciences (AREA)
  • Animal Behavior & Ethology (AREA)
  • Medicinal Chemistry (AREA)
  • Pharmacology & Pharmacy (AREA)
  • Epidemiology (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Chemical & Material Sciences (AREA)
  • General Health & Medical Sciences (AREA)
  • Public Health (AREA)
  • Veterinary Medicine (AREA)
  • Medicinal Preparation (AREA)
  • Pharmaceuticals Containing Other Organic And Inorganic Compounds (AREA)
  • Manufacturing Of Micro-Capsules (AREA)
  • Cereal-Derived Products (AREA)

Abstract

LOS GRANULOS ESFERICOS QUE TIENEN NUCLEO REVESTIDOS CON POLVO PULVERIZADO, QUE CONTIENEN UN MEDICAMENTO E HIDROXIPROPILCELULOSA POCO SUSTITUIDA, POR SU EXCELENTE DUREZA SE PUEDEN RECUBRIR CON SUAVIDAD ULTERIORMENTE (POR EJEMPLO, REVESTIMIENTO POR CESION PROLONGADA, REVESTIMIENTO GASTRICO, REVESTIMIENTO ENTERICO), Y AL MISMO TIEMPO LOS GRANULOS SE DESINTEGRAN MUY BIEN.
ES88300569T 1987-01-29 1988-01-25 Granulos esfericos que tienen un nucleo y su produccion. Expired - Lifetime ES2052697T3 (es)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP1917887 1987-01-29

Publications (1)

Publication Number Publication Date
ES2052697T3 true ES2052697T3 (es) 1994-07-16

Family

ID=11992094

Family Applications (2)

Application Number Title Priority Date Filing Date
ES88300569T Expired - Lifetime ES2052697T3 (es) 1987-01-29 1988-01-25 Granulos esfericos que tienen un nucleo y su produccion.
ES91202685T Expired - Lifetime ES2099130T3 (es) 1987-01-29 1988-01-25 Granulos esfericos que tienen un nucleo y su produccion.

Family Applications After (1)

Application Number Title Priority Date Filing Date
ES91202685T Expired - Lifetime ES2099130T3 (es) 1987-01-29 1988-01-25 Granulos esfericos que tienen un nucleo y su produccion.

Country Status (9)

Country Link
US (2) US5026560A (es)
EP (2) EP0475536B1 (es)
KR (1) KR960005138B1 (es)
AT (1) ATE150963T1 (es)
CA (1) CA1312548C (es)
DE (2) DE3855852T2 (es)
ES (2) ES2052697T3 (es)
GR (1) GR3006170T3 (es)
HU (1) HU198396B (es)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US8722084B2 (en) 2002-10-16 2014-05-13 Takeda Pharmaceutical Company Limited Controlled release preparation

Families Citing this family (241)

* Cited by examiner, † Cited by third party
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KR880008803A (ko) 1988-09-13
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CA1312548C (en) 1993-01-12
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US5516531A (en) 1996-05-14
US5026560A (en) 1991-06-25

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