Adhesive microsphere transdermal drug delivery composition comprising at least 10 weight % of a softening agent incorporated within the microspheres

摘要

A transdermal drug delivery composition comprising pressure sensitive adhesive microspheres comprising: (i) At least 10 weight percent of a softening agent incorporated within the microspheres, and optionally: (ii) A therapeutically effective amount of a drug. Also described is a transdermal drug delivery device comprising the transdermal drug delivery composition described above disposed upon a backing.