Do psychiatric drugs cause violence? Psychiatric drugs don’t cause violence anymore than demon possession causes violence. Drugs might help to amplify negative emotions in some people. However, to utilize illegal violence is ultimately a decision that a human makes. They are not possessed by a drug. Suicide should be respected as a civil and human right for adults and only consensual psychiatry should be legal. Read books that psychiatrist Thomas Szasz wrote. Thomas Szasz believed that there are no causes of crimes; there are only reasons for crimes. Read his books Insanity, Suicide Prohibition, Psychiatric Slavery, Our Right to Drugs, and Psychiatry.