ATE68969T1 - Im magen verbleibende granula. - Google Patents

Im magen verbleibende granula.

Info

Publication number
ATE68969T1
ATE68969T1 AT87102534T AT87102534T ATE68969T1 AT E68969 T1 ATE68969 T1 AT E68969T1 AT 87102534 T AT87102534 T AT 87102534T AT 87102534 T AT87102534 T AT 87102534T AT E68969 T1 ATE68969 T1 AT E68969T1
Authority
AT
Austria
Prior art keywords
stomach
granula
remaining
core
layer
Prior art date
Application number
AT87102534T
Other languages
English (en)
Inventor
Masaki Ichikawa
Sumio Watanabe
Yasuo Miyake
Original Assignee
Eisai Co 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
Application filed by Eisai Co Ltd filed Critical Eisai Co Ltd
Application granted granted Critical
Publication of ATE68969T1 publication Critical patent/ATE68969T1/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
    • A61K9/0012—Galenical forms characterised by the site of application
    • A61K9/0053—Mouth and digestive tract, i.e. intraoral and peroral administration
    • A61K9/0065—Forms with gastric retention, e.g. floating on gastric juice, adhering to gastric mucosa, expanding to prevent passage through the pylorus
    • 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
    • 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
    • A61K9/0007—Effervescent
    • 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
    • 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)
  • Bioinformatics & Cheminformatics (AREA)
  • Engineering & Computer Science (AREA)
  • Medicinal Chemistry (AREA)
  • Public Health (AREA)
  • Pharmacology & Pharmacy (AREA)
  • Epidemiology (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Animal Behavior & Ethology (AREA)
  • General Health & Medical Sciences (AREA)
  • Chemical & Material Sciences (AREA)
  • Veterinary Medicine (AREA)
  • Physiology (AREA)
  • Nutrition Science (AREA)
  • Medicinal Preparation (AREA)
  • Pharmaceuticals Containing Other Organic And Inorganic Compounds (AREA)
  • Medicines Containing Antibodies Or Antigens For Use As Internal Diagnostic Agents (AREA)
AT87102534T 1986-02-24 1987-02-23 Im magen verbleibende granula. ATE68969T1 (de)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
JP61037450A JPS62195323A (ja) 1986-02-24 1986-02-24 胃内滞留型粒子
EP87102534A EP0235718B1 (de) 1986-02-24 1987-02-23 Im Magen verbleibende Granula

Publications (1)

Publication Number Publication Date
ATE68969T1 true ATE68969T1 (de) 1991-11-15

Family

ID=12497838

Family Applications (1)

Application Number Title Priority Date Filing Date
AT87102534T ATE68969T1 (de) 1986-02-24 1987-02-23 Im magen verbleibende granula.

Country Status (9)

Country Link
US (1) US4844905A (de)
EP (1) EP0235718B1 (de)
JP (1) JPS62195323A (de)
KR (1) KR910004578B1 (de)
AT (1) ATE68969T1 (de)
CA (1) CA1288697C (de)
DE (1) DE3774148D1 (de)
ES (1) ES2051698T3 (de)
GR (1) GR3003031T3 (de)

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Also Published As

Publication number Publication date
EP0235718B1 (de) 1991-10-30
EP0235718A2 (de) 1987-09-09
GR3003031T3 (en) 1993-02-17
DE3774148D1 (de) 1991-12-05
ES2051698T3 (es) 1994-07-01
CA1288697C (en) 1991-09-10
US4844905A (en) 1989-07-04
JPS62195323A (ja) 1987-08-28
EP0235718A3 (en) 1988-02-24
KR910004578B1 (ko) 1991-07-06
KR870007696A (ko) 1987-09-21

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Legal Events

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UEP Publication of translation of european patent specification
REN Ceased due to non-payment of the annual fee