Drug – bio-affecting and body treating compositions – Preparations characterized by special physical form – Implant or insert
Patent
1996-10-18
1999-09-21
Lipman, Bernard
Drug, bio-affecting and body treating compositions
Preparations characterized by special physical form
Implant or insert
424486, A61F 1300, A61K 914
Patent
active
059550970
ABSTRACT:
The present invention relates to a non water-soluble pharmaceutical carrier gel which adheres to mucosal surfaces and body tissues upon application and forms a film, providing protection and delivery of pharmaceutical to the site of application, surrounding body tissues, and bodily fluids. The gel comprises a volatile or diffusing nonaqueous solvent and at least one non-water-soluble alkyl cellulose or hydroxyalkyl cellulose. A bioadhesive polymer may also be added. The gel provides an effective residence time with ease of use.
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Osborne David W.
Tapolsky Gilles H.
Lipman Bernard
Sarofim N.
Virotex Corporation
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