Patent ID: 8329212

Claim:
A skin-worn transdermal patch device for the administration of an abusable substance to a patient, comprising: (a) a deactivating layer in said patch device containing an amount of deactivating material that comprises one or more active deactivating substances for deactivating said abusable substance on contact, said one or more deactivating substances being selected from the group consisting of active binding agents including activated carbon for said abusable substance in said patch device, co-soluble antagonists, irritants and combinations thereof disposed in said deactivating layer; (b) a source layer containing said abusable substance in said patch device; (c) an impermeable separator membrane situated between said deactivating layer and said source layer preventing contact therebetween during normal use of said patch when said patch device is adhered to the skin of a user; and (d) a membrane removal device connected to said separator membrane and provided with an aspect situated to adhesively attach to the skin of a user when said patch is applied; wherein said aspect and said patch are configured such that upon removal of said patch from skin to which said patch is adhered said aspect remains adhered to skin with sufficient adhesion to cause said separator membrane to be withdrawn from between said deactivating layer and said source layer upon removal of said patch so that the deactivating layer contacts the source layer.