The Journal of Clinical Psychiatry
October 13, 2025
Pim B. van der Meer, Sebastiaan O Verboeket, Arjen J. C. Slooter et al.
Recent evidence suggests that NMDA receptor antagonists, such as ketamine, may offer benefit in catatonia. This systematic review was conducted to evaluate the efficacy and safety of ketamine and esketamine for catatonia.
Psychedelic Medicine
October 8, 2025
Pim B. van der Meer, Nout Schukking, Miranda G. Dik et al.
Background: Psychedelics such as lysergic acid diethylamide (LSD) and psilocybin have shown a beneficial effect on substance use disorder (SUD) symptoms. In this systematic review, we aimed to assess the efficacy and safety of psychoactive tryptamines in patients with an SUD or non-substance-related disorder (i.e., gambling disorder) in order to provide a comprehensive overview of the available...
Current Psychiatry Reports
December 1, 2024
Daan de Jonge, Pim B. van der Meer, Cornelis Kramers et al.
2 citations
In this narrative review, we discuss evidence for psilocybin- and LSD-assisted treatment of alcohol use disorder (AUD) and major depressive disorder (MDD). We describe limitations of psychedelic research and posit methodological considerations when designing a trial in patients with both disorders. In AUD, a growing evidence base for psilocybin treatment shows a promising beneficial and...
CNS Drugs
October 1, 2024
Anton Gomez-Escolar, Daniel Folch-Sanchez, Joanna Stefaniuk et al.
16 citations
Mental health disorders and substance use disorders (SUDs) in particular, contribute greatly to the global burden of disease. Psychedelics, including entactogens and dissociative substances, are currently being explored for the treatment of SUDs, yet with less empirical clinical evidence than for other mental health disorders, such as depression or post-traumatic stress disorder (PTSD). In this...
Frontiers in Psychiatry
February 9, 2023
Kees Kramers, Arnt Schellekens, Metten Somers et al.
119 citations
Background Psychedelic-assisted therapy [e.g., with lysergic acid diethylamide (LSD)] has shown promising results as treatment for substance use disorders (SUDs). Previous systematic reviews assessing the efficacy of psilocybin in SUDs only included clinical trials conducted in the last 25 years, but they may have missed clinical trials assessing the efficacy of psilocybin that were conducted...