Key Findings:  This systematic review finds enough evidence to suggest that cannabis use may have deleterious effects on the course of psychotic disorder
Type of Study:  Meta-analysis
Study Sample Size:  7
Study Result:  Negative
Research Location(s):  United States
Year of Pub:  2019
Cannabinoids Studied:  Cannabinoid (unspecified)
Phytocannabinoid Source:  Not Applicable
Ligands Studied:  Dopamine
Citation:  Reid S and Bhattacharyya S. Antipsychotic treatment failure in patients with psychosis and co-morbid cannabis use: A systematic review. Psychiatry Res. 2019; 280:112523. doi: 10.1016/j.psychres.2019.112523
Authors:  Reid S, Bhattacharyya S