| abstract |
Use of a compound of formula (I): n n n n n n n n n n wherein the symbol n n n n n n n n n n n n represents a n-valent residue derived from a cyclodextrin compound by removing n of its hydroxyl groups; n n is a number greater than 0 and represents the average number of substituents of formula n n n n n n n n n n n n per molecule of said compound; n h is 0 or 1; n R 1 is a di-valent group selected from alkylene, hydroxy alkylene, halogeno alkylene, monocyclic aralkylene, cycloalkylene and phenylene; n R 2 , R 3 and R 4 are each independently of one another a group selected from alkyl, cycloalkyl, aryl, aralkyl, and cycloheteryl; n x m− is a m-fold negatively charged anion; n m is an integer being equal or greater than 1; and n k is n/m n in the preparation of an anti-infective medicament, as preservative and penetration enhancer. |