Patent ID: 8673346
Filing Date: 2014-03-18
Classification: A61K,A61M

Abstract:
1. A method for transdermal administration of at least one active substance to a porous surface comprising: (a) storing at least one active substance in at least one substance reservoir; (b) storing at least one solvent, operable to solubilize or disperse the at least one active substance, in at least one solvent reservoir; (c) dispensing a first portion of the at least one active substance from the at least one substance reservoir and dispensing a second portion of the at least one solvent from the at least one solvent reservoir to at least one administration reservoir forming a solution or dispersion of the at least one active substance; (d) transferring the solution or dispersion of the at least one active substance from the at least one administration reservoir to at least one interface, wherein the interface is interposed between the administration reservoir and the porous surface; (e) removing the at least one solvent from the at least one administration reservoir by at least one solvent removal element; and delivering the solution or dispersion of the at least one active substance from the at least one interface to the porous surface.