| abstract |
To provide a selegiline-containing patch preparation in which selegiline has high stability and the amount of impurities produced is suppressed. (-)-(R) -N, α-dimethyl-N-2-propynylphenethylamine and / or a pharmaceutically acceptable salt thereof, a pressure-sensitive adhesive, and 2-mercaptobenzimidazole, sodium sulfite, A patch preparation in which a pressure-sensitive adhesive layer containing at least one stabilizer selected from the group consisting of butylhydroxyanisole and butylhydroxytoluene is formed on at least one side of a support. [Selection figure] None |