Compared with 84 healthy volunteers, levels were six times as high in people with symptoms of psychosis and eight times as high in those with schizophrenia. (newscientist.com)
Now, it has been found to effectively reduce symptoms of psychosis in people with Alzheimer's disease without the damaging effects of other antipsychotics. (sciencedaily.com)
The prevailing theory is that the problems lie in neural networks that use the brain chemical dopamine, in part because drugs such as LSD and amphetamines, which can cause symptoms of psychosis, are known to raise dopamine levels. (newscientist.com)