The invention relates to neuroreceptor active N-[(4-phenyl-1-piperazinyl)alkyl]-substituted heteroarene carboxamide of general formula (I) and to structure analogous 2-ferrocenyl compounds of general formula (II) and the utilization thereof for the treatment of CNS diseases, for example, schizophrenia, different forms of depression, neurodegenerative disorders, sexual dysfunctions, cocaine, alcohol, opiate and nicotine addiction, in addition to glaucoma, cognitive disorders, restless leg syndrome, hyperactivity syndrome (ADHS), hyperprolactinemia, hyperprolactinoma, locomotion disorders associated with Parkinson's disease, treatment of L-DOPA and neuroleptic-induced locomotion disorders, for example, akathisia, rigor, dystonia and dyskinesia, wherein the substituents are defined in the description.