Desloratadine salts, process for their synthesis and pharmaceutical compositions thereof

摘要

The object of the present invention are new desloratadine salts of formula I wherein the meaning of X is an acid residue and the meaning of n is 1 or 2, and formula II wherein the meaning of X is a pK <3.5 acid residue. The invention is related to a process for their synthesis, as well as new anti-allergic pharmaceutical compositions containing these salts