Australasian psychiatry : bulletin of Royal Australian and New Zealand College of Psychiatrists
June 2026
Peter McArdle, Mike Trott, Nicola Warren et al.
ObjectiveThis study examined stimulant and medicinal cannabis prescribing in individuals before and after referral to an early psychosis (EP) service in Queensland, Australia.MethodsA retrospective review of 220 consecutive EP referrals (2019-2023) was conducted, extracting data on stimulant and medicinal cannabis prescriptions from clinical records. Longitudinal prescribing patterns were...
scientific journals
March 31, 2026
Chantal Miller-Silva, Benjamin Jg Illingworth, Kirsten Martey et al.
preprint
Background The highly influential predictive processing theory of psychosis posits that symptoms arise from imbalances in the weighting of predictions (priors) and sensory evidence. Despite this theory’s increasing prominence, studies often present conflicting results. This is particularly problematic as findings from single tasks with modest sample sizes are frequently used to advance a theory...
Australian & New Zealand Journal of Psychiatry
March 12, 2022
Steve Kisely, Mark Connor, Andrew A Somogyi et al.
36 citations
Objectives: There is an increasing interest in combining psilocybin or methylenedioxymethamphetamine with psychological support in treating psychiatric disorders. Although there have been several recent systematic reviews, study and participant numbers have been limited, and the field is rapidly evolving with the publication of more studies. We therefore conducted a systematic review of PubMed,...
Australian & New Zealand Journal of Psychiatry
March 21, 2021
Daniel Perkins, Jerome Sarris, Susan L. Rossell et al.
53 citations
The medical use of psychedelic substances (e.g. psilocybin, ayahuasca, lysergic acid diethylamide and 3,4-methylenedioxymethamphetamine) is attracting renewed interest, driven by a pressing need for research and development of novel therapies for psychiatric disorders, as well as promising results of contemporary studies. In this Viewpoint, we reflect upon the ‘Clinical Memorandum on...