 Strato adesivo del farmaco: Poly (2-ethylhexylacrylate, vinylacetate) (50:50)  poly [2-ethylhexyl) acrylate-co-methylacrylate-co-acrylicacid-co (2,3-epoxypropyl) methacrylate] (61.5:33:5. 5:0.02)  dodecan-1-ol  Membrana che controlla il rilascio  Film di poliestere, trattato con silicone  Strato di supporto  