申请人:——
公开号:US05030629A1
公开(公告)日:1991-07-09
A method and compositions for enhancing absorption of topically administered physiologically active agents through the skin and mucous membranes of humans and animals in a transdermal device or formulation for local or systemic use, comprising a therapeutically effective amount of a pharmaceutically active agent and a non-toxic, effective amount of penetration enhancing agent of the formula I: ##STR1## wherein R is a saturated or unsaturated, straight or branched, cyclic or acyclic hydrocarbon group with from 1 to 19 carbon atoms, alkoxyalkyl, haloalkyl, specifically trifluoromethyl, alkoxy, amino, alkylamino and acylamino; R' and R" are hydrogen, alkyl, trifluoromethyl, alkoxyalkyl, aminoalkyl, alkyl- and acylaminoalkyl, carboxy, carbalkoxy, hydroxyalkyl or lower alkyl ester thereof; X is O or NR.sub.1 wherein R.sub.1 is hydrogen, alkyl, alkenyl, alkoxyalkyl, carbalkoxyalkyl, aminoalkyl, alkyl- and acylaminoalkyl, hydroxyalkyl or hydroxyalkyloxyalkyl and lower alkyl ester thereof; and n is 2 or 3 are disclosed.
一种增强生理活性制剂经皮肤和黏膜吸收的方法和组合物,用于局部或全身性使用的经皮装置或配方,包括治疗有效量的药物活性剂和化合物I的非毒性有效量的渗透增强剂:
其中R是具有1至19个碳原子的饱和或不饱和的直链或支链、环状或非环状的烃基、烷氧基烷基、卤代烷基、特别是三氟甲基、烷氧基、氨基、烷基氨基和酰胺基;R'和R"是氢、烷基、三氟甲基、烷氧基烷基、氨基烷基、烷基和酰胺基烷基、羧基、羧酸酯、羟基烷基或其较低烷基酯;X是O或NR1,其中R1是氢、烷基、烯基、烷氧基烷基、羧基烷氧基烷基、氨基烷基、烷基和酰胺基烷基、羟基烷基或羟基烷氧基烷基和其较低烷基酯;n为2或3。