Tag

psychosis

DRUG: Methamphetamine and Psychosis

The article reviews evidence that high-dose amphetamine or methamphetamine can produce a paranoid psychosis, sometimes with hallucinations, in a clear state of consciousness. Historical case reports and experimental studies describe varied courses after drug cessation, including rapid remission and, in some cases, prolonged vulnerability or recurrence.

DRUG: Marijuana and Psychosis

The article surveys research and case reports linking cannabis use, including synthetic cannabinoids, with psychotic experiences and other psychiatric symptoms. It summarizes longitudinal evidence associating regular or heavy cannabis use with increased psychosis risk, while emphasizing that observational findings leave uncertainty about causation and individual vulnerability.