Each patch is a thin, matrix-type transdermal patch consisting of three layers.
The outside of the backing layer is beige and labelled for each patch dose as follows: for Exelon Patch 5: "AMCX", for Exelon Patch 10: "BHDI", for Exelon Patch 15: "CNFU".
Each patch of 5 cm2 contains 9 mg rivastigmine base, in vivo release rate of 4.6 mg/24 hours.
Each patch of 10 cm2 contains 18 mg rivastigmine base, in vivo release rate of 9.5 mg/24 hours.
Each patch of 15 cm2 contains 27 mg rivastigmine base, in vivo release rate of 13.3 mg/24 hours.
Excipients/Inactive Ingredients: Vitamin E, poly (butylmethacrylate, methyl-methacrylate), acrylic copolymer, silicone oil. Pharmaceutical formulations may vary between countries.