Is a
Patent attributes
Current Assignee
Patent Jurisdiction
Patent Number
Patent Inventor Names
Walter Müller0
Date of Patent
June 24, 2008
0Patent Application Number
104873750
Date Filed
July 10, 2002
0Patent Primary Examiner
Patent abstract
The invention relates to a transdermal therapeutic systems with fentanyl or an analogous fentanyl derivative as active ingredient. In order to prevent inadvertent overdosage by uncontrolled release of active ingredient as a result of damage, the active ingredient is contained in fluid-filled micro-reservoirs in the layer containing the active ingredient. The layer containing the active ingredient can optionally be provided with a membrane.
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