FIELD: medicine, psychiatry.
SUBSTANCE: it is necessary to introduce therapeutically efficient amount - from 0.01 mg/kg/d up to 1000 mg/kg daily - of enantiomer chosen out of the group consisting of compounds of formula Ib and formula (IIb) or to their enantiomer mixture 
and 
or their enantiomer mixture:. The innovation provides efficient interrupting a wide range of psychotic disorders, schizophrenia, schizomorphous disorder, schizoaffective disorder, that of in the form of delirium, a short-term psychotic disorder, that of as a result of common medicinal state induced with the substance of psychotic disorder or psychotic disorder not detected otherwise.
EFFECT: higher efficiency.
2 cl, 2 ex, 1 tbl
