Transdermal therapeutic system containing estradiol
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United States of America Patent
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Feb 18, 2003
Grant Date -
Jan 31, 2002
app pub date -
Mar 10, 2000
filing date -
May 6, 1993
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Abstract
An active-substance-containing transdermal therapeutic system for the controlled release of estradiol or its pharmaceutically acceptable able derivatives alone or combined with gestagens consisting of a layer, an active-substance-containing reservoir which is bonded thereto and produced by using pressure sensitive adhesives, and a removable protective layer is characterized by the fact that the pressure sensitive adhesive comprises esters of colophony.
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