Argument: Marijuana can curb psychotic symptoms in people with schizophrenia

Issue Report: Legalization of Marijuana


Most cannabis research focuses on tetrahydrocannabinol (THC), the active ingredient that produces the high. Recent studies have shown THC makes symptoms of schizophrenia worse and triggers the condition in a small proportion of users.
But the new research shows that another chemical, cannabidiol (CBD), has the opposite effect. ‘One possibility is that there are good guys and bad guys within cannabis,’ said Markus Leweke, of the University of Cologne. He and his team compared the effects of CBD and a leading anti-psychotic drug, Amisulpride, on 42 patients with schizophrenia. After four weeks the symptoms of both groups had improved, but those treated with CBD suffered fewer side-effects.”…