Dermal therapeutic system made of a meltable poly (meth) acrylate
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United States of America Patent
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Mar 24, 1998
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N/A
app pub date -
May 17, 1996
filing date -
Mar 27, 1993
priority date (Note) -
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Abstract
A dermal therapeutic system which exhibits a prolonged release of a drug comprising at least one pharmaceutical agent combined with poly(meth)acrylates in the form of at least one layer of the therapeutic system, the poly(meth)acrylates being a mixture, which is produced from a melt, comprising (1) at least one (meth)acrylic polymer containing functional groups and (2) at least one (meth)acrylic polymer which regulates the flow behavior of the poly(meth)acrylate mixture and which contains no functional groups or only insignificant amounts of functional groups.
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