Estradiol penetration enhancers
Number of patents in Portfolio can not be more than 2000
United States of America Patent
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-
Jul 18, 2000
Grant Date -
N/A
app pub date -
Oct 11, 1996
filing date -
Jan 13, 1994
priority date (Note) -
Expired
status (Latency Note)
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Abstract
An active substance-containing patch for the controlled release of estradiol or its pharmaceutically acceptable derivatives alone or in combination with gestagens from a backing layer, an active substance-containing reservoir connected thereto and produced by using pressure sensitive adhesives and at least one penetration enhancer, and a removable protective layer is characterized by the fact that the penetration enhancer is selected from substances based on carboxylic acids.
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