PT89600B - Processo para a preparacao de granulos de camadas multiplas com velocidades de desprendimento diferentes - Google Patents

Processo para a preparacao de granulos de camadas multiplas com velocidades de desprendimento diferentes

Info

Publication number
PT89600B
PT89600B PT89600A PT8960089A PT89600B PT 89600 B PT89600 B PT 89600B PT 89600 A PT89600 A PT 89600A PT 8960089 A PT8960089 A PT 8960089A PT 89600 B PT89600 B PT 89600B
Authority
PT
Portugal
Prior art keywords
preparation
multiple layer
different speed
layer granules
speed speeds
Prior art date
Application number
PT89600A
Other languages
English (en)
Other versions
PT89600A (pt
Inventor
Shiregu Aoki
Keizo Uesugi
Shiregu Sakashita
Masayoshi Kasai
Masanori Kayano
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
Publication of PT89600A publication Critical patent/PT89600A/pt
Publication of PT89600B publication Critical patent/PT89600B/pt

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
    • A61K9/48—Preparations in capsules, e.g. of gelatin, of chocolate

Landscapes

  • Health & Medical Sciences (AREA)
  • Engineering & Computer Science (AREA)
  • Bioinformatics & Cheminformatics (AREA)
  • Animal Behavior & Ethology (AREA)
  • Public Health (AREA)
  • Pharmacology & Pharmacy (AREA)
  • Epidemiology (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Chemical & Material Sciences (AREA)
  • General Health & Medical Sciences (AREA)
  • Medicinal Chemistry (AREA)
  • Veterinary Medicine (AREA)
  • Medicinal Preparation (AREA)
  • Cosmetics (AREA)
  • Glass Compositions (AREA)
  • Processing And Handling Of Plastics And Other Materials For Molding In General (AREA)
  • Pharmaceuticals Containing Other Organic And Inorganic Compounds (AREA)
PT89600A 1988-02-03 1989-02-02 Processo para a preparacao de granulos de camadas multiplas com velocidades de desprendimento diferentes PT89600B (pt)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP63023215A JP2643222B2 (ja) 1988-02-03 1988-02-03 多重層顆粒

Publications (2)

Publication Number Publication Date
PT89600A PT89600A (pt) 1989-10-04
PT89600B true PT89600B (pt) 1994-01-31

Family

ID=12104439

Family Applications (1)

Application Number Title Priority Date Filing Date
PT89600A PT89600B (pt) 1988-02-03 1989-02-02 Processo para a preparacao de granulos de camadas multiplas com velocidades de desprendimento diferentes

Country Status (11)

Country Link
US (1) US4994279A (pt)
EP (1) EP0327086B1 (pt)
JP (1) JP2643222B2 (pt)
KR (1) KR910004582B1 (pt)
CN (1) CN1031036C (pt)
AT (1) ATE75607T1 (pt)
CA (1) CA1337899C (pt)
DE (1) DE68901384D1 (pt)
ES (1) ES2031290T3 (pt)
PH (1) PH26515A (pt)
PT (1) PT89600B (pt)

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JP2008525313A (ja) * 2004-12-27 2008-07-17 エーザイ・アール・アンド・ディー・マネジメント株式会社 抗痴呆薬の安定化方法
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CN106035323B (zh) * 2016-05-25 2018-12-11 广西南宁农事帮农业科技服务有限公司 一种缓释农药颗粒剂及其制备方法
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Also Published As

Publication number Publication date
US4994279A (en) 1991-02-19
CN1031036C (zh) 1996-02-21
JP2643222B2 (ja) 1997-08-20
EP0327086A2 (en) 1989-08-09
JPH01197433A (ja) 1989-08-09
PT89600A (pt) 1989-10-04
ES2031290T3 (es) 1992-12-01
DE68901384D1 (de) 1992-06-11
ATE75607T1 (de) 1992-05-15
PH26515A (en) 1992-08-07
CA1337899C (en) 1996-01-09
EP0327086B1 (en) 1992-05-06
CN1037082A (zh) 1989-11-15
KR890012636A (ko) 1989-09-18
EP0327086A3 (en) 1989-09-06
KR910004582B1 (ko) 1991-07-06

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Legal Events

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FG3A Patent granted, date of granting

Effective date: 19930726

MM3A Annulment or lapse

Free format text: LAPSE DUE TO NON-PAYMENT OF FEES

Effective date: 20000131