Abstract:
A pharmaceutical or cosmetic composition for topical application comprises, in a physiologically acceptable support, the combination of benzoyl peroxide and at least one quaternary ammonium lipophilic salicylate having general formula (I): ##STR1## where: (i) R.sub.1, R.sub.2, R.sub.3 and R.sub.4 may be identical or different, representing a substituted or interrupted alkyl or cycloalkyl radical;(ii) R.sub.3 and/or R.sub.4 represent(s) the group:R.sub.8 --OC.sub.2 H.sub.3 R.sub.7 ].sub.n [OCH.sub.2 CHOH--CH.sub.2 ].sub.p where O.ltoreq.n.ltoreq.4 and p is 0 or 1; R.sub.8 represents H or an alkyl, alkenyl, alkylcycloalkyl or alkylanyl radical;(iii) R.sub.4 represents an alkylenephenyl radical;(iv), (v): R.sub.1 and R.sub.2 may form an aromatic or nonaromatic saturated or unsaturated heterocycle;(vi) R.sub.1, R.sub.2 and R.sub.3 together with nitrogen, may form polycyclic derivatives; and R.sub.5 represents a group having the formula: ##STR2## where n may vary from 0 to 10.
Abstract translation:用于局部施用的药物或化妆品组合物在生理上可接受的载体中包含过氧化苯甲酰和至少一种具有通式(I)的亲水性水杨酸季铵盐的组合:其中:(i)R1,R2 R 3和R 4可以相同或不同,表示取代或中断的烷基或环烷基; (ii)R 3和/或R 4表示(ⅰ)基团:R 8 -OC 2 H 3 R 7] n [OCH 2 CHOH-CH 2] p,其中O = n = 4,p是0或1; R8表示H或烷基,烯基,烷基环烷基或烷基烷基; (iii)R 4表示亚烷基苯基; (iv),(v):R 1和R 2可以形成芳族或非芳族饱和或不饱和杂环; (vi)R1,R2和R3与氮一起可形成多环衍生物; 并且R 5表示具有下式的基团:其中n可以在0至10之间变化。