a Transdermal drug delivery systems(TDDSs) facilitate CoVER the passage of therapeutic MAGNET MEDICINE quantities of dr ru g ADHESSIVE substances through the skin and into the general circulation for their systemic effect 经皮给药系统能促进具治 疗量的药物透过皮肤,进 入体循环发挥系统作用。◼ Transdermal drug delivery systems (TDDSs) facilitate the passage of therapeutic quantities of drug substances through the skin and into the general circulation for their systemic effect. ◼ 经皮给药系统能促进具治 疗量的药物透过皮肤，进 入体循环发挥系统作用