General Hospital Psychiatry
2026
Rebeca Cohen, João Bastos, Catarina Cunha et al.
1 citation
Ketamine, an N-methyl-d-aspartate antagonist, shows promise for treatment-resistant depression (TRD), with psychedelic doses potentially enhancing efficacy. However, its transient antidepressant effects and the need for repeated infusions raise concerns about optimal duration and long-term safety. Two clinical trials have tested the combination of ketamine with psychotherapy for depression,...
Cureus
January 29, 2025
Sorcha O'Connor, Kate Godfrey, Sara Reed et al.
2 citations
This study's results are expected to offer critical insights into the neural mechanisms underlying the effects of psilocybin-assisted therapy in treating OCD, and whether these correlate with changes in the cognitive features of the condition. As a secondary aim, it will ascertain whether a low, tolerable dose is a feasible and efficacious clinical treatment, and will provide crucial data to...
Cureus
2025
Sorcha O'Connor, Kate Godfrey, Sara Reed et al.
correction
Background: Obsessive-compulsive disorder (OCD) is a complex condition marked by persistent distressing thoughts and repetitive behaviours. Despite its prevalence, the mechanisms behind OCD remain elusive, and current treatments are limited. This protocol outlines an investigative study for individuals with OCD, exploring the potential of psilocybin to improve key components of cognition...
Journal of Psychopharmacology
December 17, 2022
Miriam Marguilho, Inês Figueiredo, Pedro Castro-Rodrigues
57 citations
Ketamine is an N-methyl-d-aspartate antagonist which is increasingly being researched and used as a treatment for depression. In low doses, it can cause a transitory modification in consciousness which was classically labelled as ‘dissociation’. However, ketamine is also commonly classified as an atypical psychedelic and it has been recently reported that ego dissolution experiences during...