| abstract |
Compounds of formula (I), wherein Am<O> is a substituted 1-pyridylium radical, a substituted 3-thiazolylium radical, a substituted 1-pyridazinylium radical or a substituted 3-imidazolylium radical, and their optically pure or racemic salts with organic or mineral acids. A method for their preparation and pharmaceutical compositions containing them are also disclosed. The compounds are neurokinin receptor antagonists. |