Biodegradable sustained release preparation for treating periodontitis
Number of patents in Portfolio can not be more than 2000
United States of America Patent
Stats
-
Jan 5, 1999
Grant Date -
N/A
app pub date -
Apr 3, 1997
filing date -
Nov 1, 1994
priority date (Note) -
Expired
status (Latency Note)
Importance
Abstract
The present invention relates to a biodegradable sustained release preparation for treating periodontitis, especially containing polysaccharide. The core of the preparation according to the present invention consists of medicine and polysaccharide, i.e. sodium alignate, and is coated with cationic chitosan. By the function of chitosan building the coating of the preparation, the medicine is slowly released, and the carrier is completely decomposed by lysozyme in vivo after the release of the medicine.
First Claim
Family
International Classification(s)
Cited Art Landscape
Patent Citation Ranking
Recipient Email Address
Recipient Email Address
Comment
Recipient Email Address
Add to Portfolio(s)
To add this patent to one, or more, of your portfolios, simply click the add button.
This Patent is in these Portfolios:
Add to additional portfolios:
Last Refreshed On:
Changes done successfully