Glycyrrhetinic acid-containing plasters
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United States of America Patent
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-
Nov 7, 1989
Issued Date -
N/A
app pub date -
Mar 3, 1988
filing date -
Mar 7, 1984
priority date (Note) -
Expired
status (Latency Note)
Importance
Abstract
An antipruritic plaster prepared by spreading a medicament-containing adhesive mass on a backing, said medicament-containing adhesive mass being obtained by dissolving glycyrrhetinic acids in at least one solvent selected from benzyl alcohol, phenethyl alcohol, diphenhydramine, chlorpheniramine, N-methyl-2-pyrrolidone, crotamiton, and lauric acid diethanolamide and uniformly mixing the solution with a plaster base composed of a rubber compound adhesive plaster base, a tackifying agent, and a softener as the necessary components of a plaster base composed of an acrylic resin as the necessary component.
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