Penetration enhancer for transdermal delivery of systemic agents
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United States of America Patent
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Jun 2, 1992
Issued Date -
N/A
app pub date -
Jan 22, 1990
filing date -
Sep 29, 1986
priority date (Note) -
Expired
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Abstract
This invention relates to a method administering systemically active agents including therapeutic agents through the skin or mucosal membranes of humans and animals in a transdermal device or formulation comprising topically administering with said systemic agent an effective amount of a membrane penetration enhancer having the structural formula ##STR1## wherein R.sup.1 and R.sup.2 are independently selected from the group consisting of alkyl radicals and cycloalkyl radicals comprising from 1 to 20 carbon atoms and R is selected from the group consisting of alkyl radicals and cycloalkyl radicals comprising from 1 to 30 carbon atoms; provided, however, that the total number of carbon atoms in said compound is 15 or more and the total number of carbon atoms in R.sup.1 and R.sup.2 is 5 or more.
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