Natural psychedelic compounds are emerging as potential novel therapeutics in psychiatry. This review will discuss how natural psychedelics exert their neurobiological therapeutic effects, and how different neurotransmission systems mediate the effects of these compounds. Further, current therapeutic strategies for depression, and novel mechanism of action of natural psychedelics in the treatment of depression will be discussed. In this review, our focus will be on N, N-dimethyltryptamine (DMT), reversible type A monoamine oxidase inhibitors, mescaline-containing cacti, psilocybin/psilocin-containing mushrooms, ibogaine, muscimol extracted from Amanita spp. mushrooms and ibotenic acid.
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http://dx.doi.org/10.1016/j.fitote.2023.105620 | DOI Listing |
J Psychoactive Drugs
January 2025
Helfgott Research Institute, National University of Natural Medicine, Portland, OR USA.
There are currently no evidence-based treatment guidelines for antisocial personality disorder (ASPD). Instead, treatment typically focuses on comorbid conditions. There is currently no literature documenting cases or research, theoretical or otherwise of using ketamine-assisted therapy or any other psychedelic therapy in cases of ASPD.
View Article and Find Full Text PDFCurr Psychiatry Rep
January 2025
Department of Integrative Medicine and Nutritional Sciences, Thomas Jefferson University, 925 Chestnut Street, Suite 120, Philadelphia, PA, 19107, USA.
Purpose Of Review: Neurotheology is a nascent field of research and scholarship that seeks to understand the relationship between the brain and religious and spiritual phenomena. In the context of integrative psychiatry, neurotheology offers an intriguing intermediary between understanding how spirituality and religion affect brain function, and how this might be related to changes in mental health.
Recent Findings: A number of research studies over the years have observed that religious and spiritual beliefs, practices, and experiences can have a profound impact on a person's psyche.
Am J Psychiatry
January 2025
Department of Psychiatry (McIntyre, Mansur, Rosenblat) and Department of Pharmacology and Toxicology (McIntyre, Mansur, Rosenblat), University of Toronto, Toronto; Brain and Cognition Discovery Foundation, Toronto (Kwan, Teopiz); Faculty of Medicine, University of Ottawa, Ottawa (Kwan); Champalimaud Research and Clinical Center, Champalimaud Foundation, Lisbon (Oliveira-Maia); NOVA Medical School, Faculdade de Ciências Médicas, NMS, FCM, Universidade NOVA de Lisboa, Lisbon (Oliveira-Maia); Department of Psychiatry and Behavioral Sciences, University of South Carolina School of Medicine, Greenville (Maletic); Department of Psychiatry and Behavioral Sciences, Stanford University School of Medicine, Stanford (Suppes); Department of Psychiatry, University of California, San Diego (Stahl).
During the past decade, there has been extraordinary public, media, and medical research interest in psychedelics as promising therapeutics for difficult-to-treat psychiatric disorders. Short-term controlled trial data suggest that certain psychedelics are effective and safe in the treatment of major depressive disorder, treatment-resistant depression, and posttraumatic stress disorder. Preliminary evidence also supports efficacy in other psychiatric disorders (e.
View Article and Find Full Text PDFFunct Integr Genomics
December 2024
Department of Agricultural and Environmental Biotechnology, School of Agricultural and Veterinary Sciences, São Paulo State University (UNESP), Jaboticabal, Brazil.
Mimosa tenuiflora, popularly known as "Jurema-Preta", is a perennial tree or shrub native to the tropical regions of the Americas, particularly among Afro-Brazilian and Indigenous Brazilian communities. Known for producing N,N-Dimethyltryptamine, a psychedelic compound with profound psychological effects, Jurema-Preta has been studied for its therapeutic potential in mental health. This study offers a comprehensive analysis of the plastid (ptDNA) and mitochondrion (mtDNA) genomes of M.
View Article and Find Full Text PDFBrain Res
December 2024
Drug Design and Pharmacology, Faculty of Health and Medical Sciences, University of Copenhagen, Copenhagen 2100, Denmark. Electronic address:
Psychedelics show promise in treating psychiatric disorders. Therapeutic effects appear to involve activation of the 5-Hydroxytryptamine 2A receptor (5-HTR), a G protein-coupled receptor (GPCR). Several SNPs of the 5-HTR naturally occur, which are associated with differences in receptor function and altered responsiveness to treatments.
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