Trazodone is an antidepressant, a thiazolopyridine derivative. It also has a timoleptic, anxiolytic, sedative and miorelaxing action. Has a high affinity for some subtypes of serotonin receptors, inhibits the reuptake of serotonin; The neuronal capture of norepinephrine and dopamine affects little.

Desyrel antidepressive medicine, a derivative of thiazolopyridine; renders thymoleptic, anxiolytic, sedative and myorelaxation action. It is prescribed for treatment of various forms of depression (endogenous, psychotic, neurotic, somatogenic) including with the expressed state anxiety.