Title:
【発明の名称】医薬品組成物
Document Type and Number:
Japanese Patent JP2002535353
Kind Code:
A
Abstract:
A pharmaceutical composition for slow release of active ingredient in the gastrointestinal tract, comprising a plurality of active ingredient-containing particles coated with a material insoluble in gastric and intestinal juices, where the particles have as core a homogeneous mixture comprising an active pharmaceutical ingredient and a polymer insoluble in gastric and intestinal juices, with an average internal pore diameter not exceeding 35 mum, makes efficient and pH-independent delaying of release possible even with comparatively small amounts of polymer. It is additionally distinguished by a long shelf life and is particularly suitable also for nonspherical particles.
Inventors:
Hubbell, Gerald
Glubel, Peter
Glubel, Peter
Application Number:
JP2000595657A
Publication Date:
October 22, 2002
Filing Date:
January 29, 1999
Export Citation:
Assignee:
Rosan Pharma Gesellschammitt Beschlenktel Haftunck
Dispal International B.V.
Dispal International B.V.
International Classes:
A61K9/00; A61K9/02; A61K9/16; A61K9/20; A61K9/26; A61K9/28; A61K9/48; A61K9/50; A61K9/52; A61K31/135; A61K31/485; A61K9/32; A61K31/606; A61K47/32; A61K47/38; A61P25/04; A61P29/00; (IPC1-7): A61K9/32; A61K9/02; A61K9/28; A61K9/48; A61K31/135; A61K31/485; A61K31/606; A61K47/32; A61K47/38; A61P25/04; A61P29/00
Attorney, Agent or Firm:
Akira Asamura (3 outside)