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HK1007108A1 - 控制释放水溶性物质之组成物与方法 - Google Patents

控制释放水溶性物质之组成物与方法 Download PDF

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Publication number
HK1007108A1
HK1007108A1 HK98106394A HK98106394A HK1007108A1 HK 1007108 A1 HK1007108 A1 HK 1007108A1 HK 98106394 A HK98106394 A HK 98106394A HK 98106394 A HK98106394 A HK 98106394A HK 1007108 A1 HK1007108 A1 HK 1007108A1
Authority
HK
Hong Kong
Prior art keywords
active substance
blocking agent
release
beads
composition
Prior art date
Application number
HK98106394A
Other languages
German (de)
English (en)
French (fr)
Other versions
HK1007108B (zh
Inventor
Robert Eury P.
Patel Rajesh
Original Assignee
Advanced Polymer Systems, Inc.
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 Advanced Polymer Systems, Inc. filed Critical Advanced Polymer Systems, Inc.
Publication of HK1007108B publication Critical patent/HK1007108B/zh
Publication of HK1007108A1 publication Critical patent/HK1007108A1/zh

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
    • A61K9/1605—Excipients; Inactive ingredients
    • A61K9/1629—Organic macromolecular compounds
    • A61K9/1635—Organic macromolecular compounds obtained by reactions only involving carbon-to-carbon unsaturated bonds, e.g. polyvinyl pyrrolidone, poly(meth)acrylates

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)
HK98106394A 1990-06-20 1991-06-17 控制释放水溶性物质之组成物与方法 HK1007108A1 (zh)

Applications Claiming Priority (3)

Application Number Priority Date Filing Date Title
US54111190A 1990-06-20 1990-06-20
US541111 1990-06-20
PCT/US1991/004313 WO1991019483A1 (en) 1990-06-20 1991-06-17 Compositions and methods for the controlled release of soluble active substances

Publications (2)

Publication Number Publication Date
HK1007108B HK1007108B (zh) 1999-04-01
HK1007108A1 true HK1007108A1 (zh) 1999-04-01

Family

ID=24158219

Family Applications (1)

Application Number Title Priority Date Filing Date
HK98106394A HK1007108A1 (zh) 1990-06-20 1991-06-17 控制释放水溶性物质之组成物与方法

Country Status (7)

Country Link
US (1) US5316774A (zh)
EP (1) EP0533799B1 (zh)
JP (1) JP3286315B2 (zh)
AU (1) AU8050791A (zh)
DE (1) DE69114006T2 (zh)
HK (1) HK1007108A1 (zh)
WO (1) WO1991019483A1 (zh)

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Also Published As

Publication number Publication date
US5316774A (en) 1994-05-31
DE69114006D1 (de) 1995-11-23
JP3286315B2 (ja) 2002-05-27
JPH05507494A (ja) 1993-10-28
EP0533799A4 (en) 1993-04-28
EP0533799A1 (en) 1993-03-31
WO1991019483A1 (en) 1991-12-26
AU8050791A (en) 1992-01-07
EP0533799B1 (en) 1995-10-18
DE69114006T2 (de) 1996-05-02

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Legal Events

Date Code Title Description
PF Patent in force
PC Patent ceased (i.e. patent has lapsed due to the failure to pay the renewal fee)

Effective date: 20070617