ASYMMETRIC MEMBRANES FOR DRUG DELIVERY DEVICES

The present invention provides an osmotic dosage form comprising a core containing at least one pharmaceutically active ingredient and which also comprises at least one asymmetric membrane coating wherein said coating comprises one or more substantially water-insoluble polymers, and, one or more sol...

Full description

Saved in:
Bibliographic Details
Main Authors WATERMAN, KENNETH, CRAIG, JOHNSON, BARBARA, ALICE
Format Patent
LanguageEnglish
French
German
Published 14.01.2009
Subjects
HUMAN NECESSITIES
HYGIENE
MEDICAL OR VETERINARY SCIENCE
PREPARATIONS FOR MEDICAL, DENTAL, OR TOILET PURPOSES
Online AccessGet full text

Cover

More Information
Summary:The present invention provides an osmotic dosage form comprising a core containing at least one pharmaceutically active ingredient and which also comprises at least one asymmetric membrane coating wherein said coating comprises one or more substantially water-insoluble polymers, and, one or more solid, water-soluble polymeric materials that do not generate significant amounts of hydrogen peroxide or formaldehyde in long term storage.
Bibliography:Application Number: EP20070734432