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WO2008067573A3 - Drug delivery system - Google Patents

Drug delivery system Download PDF

Info

Publication number
WO2008067573A3
WO2008067573A3 PCT/ZA2007/000083 ZA2007000083W WO2008067573A3 WO 2008067573 A3 WO2008067573 A3 WO 2008067573A3 ZA 2007000083 W ZA2007000083 W ZA 2007000083W WO 2008067573 A3 WO2008067573 A3 WO 2008067573A3
Authority
WO
WIPO (PCT)
Prior art keywords
delivery system
drug delivery
complex
provides
polycarbophil
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.)
Ceased
Application number
PCT/ZA2007/000083
Other languages
French (fr)
Other versions
WO2008067573A2 (en
Inventor
Josias Hendrik Hamman
Zhilei Lu
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.)
Tshwane University of Technology
Original Assignee
Tshwane University of Technology
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 Tshwane University of Technology filed Critical Tshwane University of Technology
Publication of WO2008067573A2 publication Critical patent/WO2008067573A2/en
Publication of WO2008067573A3 publication Critical patent/WO2008067573A3/en
Anticipated expiration legal-status Critical
Ceased 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
    • A61K9/20—Pills, tablets, discs, rods
    • A61K9/2004—Excipients; Inactive ingredients
    • A61K9/2022—Organic macromolecular compounds
    • A61K9/2027—Organic macromolecular compounds obtained by reactions only involving carbon-to-carbon unsaturated bonds, e.g. polyvinyl pyrrolidone, poly(meth)acrylates
    • 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
    • A61K9/2004—Excipients; Inactive ingredients
    • A61K9/2022—Organic macromolecular compounds
    • A61K9/205—Polysaccharides, e.g. alginate, gums; Cyclodextrin

Landscapes

  • Health & Medical Sciences (AREA)
  • Chemical & Material Sciences (AREA)
  • Medicinal Chemistry (AREA)
  • Pharmacology & Pharmacy (AREA)
  • Epidemiology (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Animal Behavior & Ethology (AREA)
  • General Health & Medical Sciences (AREA)
  • Public Health (AREA)
  • Veterinary Medicine (AREA)
  • Polysaccharides And Polysaccharide Derivatives (AREA)
  • Medicinal Preparation (AREA)

Abstract

The invention provides a polymeric complex including an interpolyelectrolyte complex of chitosan and polycarbophil. Then invention further provides a drug dosage form including said complex.
PCT/ZA2007/000083 2006-12-01 2007-11-30 Drug delivery system Ceased WO2008067573A2 (en)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
ZA200610076 2006-12-01
ZA2006/10076 2006-12-01

Publications (2)

Publication Number Publication Date
WO2008067573A2 WO2008067573A2 (en) 2008-06-05
WO2008067573A3 true WO2008067573A3 (en) 2009-03-12

Family

ID=39052725

Family Applications (1)

Application Number Title Priority Date Filing Date
PCT/ZA2007/000083 Ceased WO2008067573A2 (en) 2006-12-01 2007-11-30 Drug delivery system

Country Status (1)

Country Link
WO (1) WO2008067573A2 (en)

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP2718331B1 (en) * 2011-06-13 2017-08-02 Rival S.E.C N,n,n-trialkylpolymers, methods of their preparation and uses thereof

Citations (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO2003097714A1 (en) * 2002-05-20 2003-11-27 Ranbaxy Laboratories Limited Fat binding using inter-polymer complex of glucosamine and polyacrylic acid
WO2004041118A2 (en) * 2002-10-31 2004-05-21 Umd, Inc. Therapeutic compositions for drug delivery to and through covering epithelia
WO2005061004A1 (en) * 2003-12-24 2005-07-07 Samyang Corporation Nanoparticle compositions of water-soluble drugs for oral administration and preparation methods thereof
WO2006085101A2 (en) * 2005-02-10 2006-08-17 Orexo Ab Pharmaceutical compositions useful in the transmucosal administration of drugs

Patent Citations (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO2003097714A1 (en) * 2002-05-20 2003-11-27 Ranbaxy Laboratories Limited Fat binding using inter-polymer complex of glucosamine and polyacrylic acid
WO2004041118A2 (en) * 2002-10-31 2004-05-21 Umd, Inc. Therapeutic compositions for drug delivery to and through covering epithelia
WO2005061004A1 (en) * 2003-12-24 2005-07-07 Samyang Corporation Nanoparticle compositions of water-soluble drugs for oral administration and preparation methods thereof
WO2006085101A2 (en) * 2005-02-10 2006-08-17 Orexo Ab Pharmaceutical compositions useful in the transmucosal administration of drugs

Also Published As

Publication number Publication date
WO2008067573A2 (en) 2008-06-05

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