Novel N-heterocyclyl-4-piperidinamines wherein said heterocyclic radical is an optionally substituted 1H-benzimidazol-2-yl or 3H-imidazo[4,5-b]pyridin-2-yl radical, said compounds being useful as antihistaminic agents.
N-Heterocyclyl-4-piperidinamines, methods for their preparation, pharmaceutical compositions comprising them, intermediates therefor, and method for the preparation of the intermediates