An alcohol use disorder will affect a schizophrenic in every way it would affect someone without the disorder, straining their relationships and health. Additionally, the symptoms of withdrawal can make their hallucinations worse, adding additional pain to what they are seeing and hearing.

Can drinking trigger schizophrenia?

Harmful alcohol and other drug use, particularly cannabis and amphetamine use, may trigger psychosis in people who are vulnerable to developing schizophrenia. While substance use does not cause schizophrenia, it is strongly related to relapse.

How long does alcohol psychosis last?

The periods of psychosis characteristic of alcoholic hallucinosis may last for a matter of hours, days or weeks, or progress to a chronic, long-lasting form that mimics schizophrenia.