TRANSDERMAL THERAPEUTIC SYSTEM (TTS) CONTAINING OXYBUTYNIN

摘要

The invention relates to a transdermal therapeutic system (TTS) for transcutaneous administration of oxybutynin over a period of several days, in addition to a method for the production thereof without the use of solvents. The TTS contains a matrix mass containing oxybutynin in the form of a selfadhesive layer. Said matrix mass consists of (meth)-acrylic polymers containing ammoniac groups, at least one citric acid ester and 5-25 wt. % oxybutynin.