Published in The Lancet Journal of Psychiatry, new research investigates how frequent use of high-potency cannabis affects psychotic disorders.
Marta Di Forti, Arianna Marconi, Elena Carra, Sara Fraietta, Antonella Trotta, Matteo Bonomo, Francesca Bianconi, Poonam Gardner-Sood,
Jennifer O’Connor, Manuela Russo, Simona A Stilo, Tiago Reis Marques, Valeria Mondelli, Paola Dazzan, Carmine Pariante, Anthony S David,
Fiona Gaughran, Zerrin Atakan, Conrad Iyegbe, John Powell, Craig Morgan, Michael Lynskey, Robin M Murray
The risk of individuals having adverse effects from drug use (eg, alcohol) generally depends on the frequency of use and potency of the drug used. We aimed to investigate how frequent use of skunk-like (high-potency) cannabis in south London affected the association between cannabis and psychotic disorders.