The present invention relates to an acid salt of tolterodine with superior stabililty and useful as a transdermal drug delivery system. More specifically, the present invention relates to a novel acid salt of tolterodine with superior stabililty to the conventional acid salts of tolterodine, which is useful as a pharmaceutical composition for the treatment of overactive bladder and can be formulated into a transdermal drug delivery system.
本发明涉及一种酸盐,其为
托吡酯的酸盐,具有优越的稳定性,可用作经皮药物递送系统。更具体地说,本发明涉及一种新型的
托吡酯酸盐,其具有比传统
托吡酯酸盐更优越的稳定性,可用作治疗过度活动膀胱的药物组合物,并可制成经皮药物递送系统。