Patent ID: 7964213

Claim:
A patch comprising a substrate, a non-crosslinked adhesive layer (A) containing a drug other than 2-amino-1-(2′,5′-dimethoxyphenyl)ethanol and a pharmacologically acceptable salt thereof, which is laminated on one surface of the substrate, and a crosslinked adhesive layer (B) laminated on the adhesive layer (A), wherein the adhesive layer (A) comprises 25-200 parts by weight of an organic liquid component per 100 parts by weight of the adhesive in the adhesive layer (A), wherein the adhesive layer (A) comprises a long chain fatty acid ester and/or a long chain aliphatic alcohol, wherein the adhesive layer (B) comprises 25-200 parts by weight of an organic liquid component per 100 parts by weight of the adhesive in the adhesive layer (B), and wherein the drug has one or more functional groups selected from the group consisting of an alcoholic hydroxyl group, an amino group, a carboxyl group, a thiol group, and a phenolic hydroxyl group.