Film-forming powder, compositions containing it, methods for their preparation and their uses
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United States of America Patent
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Issued Date -
May 22, 2003
app pub date -
Mar 14, 2002
filing date -
Nov 21, 2001
priority date (Note) -
Abandoned
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Abstract
The present invention relates to a film-forming powder comprising at least one active substance, at least one bioadhesive agent, and optionally surfactants, wetting agents, plasticizers, binders, retardants, penetration promoters and bioerodible diluents.
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