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Psilocybin in pharmacotherapy of obsessive-compulsive disorder

Maja Owe-Larsson, Katarzyna Kamińska, Barbara Buchalska, Dagmara Mirowska-Guzeł, Agnieszka Cudnoch-Jędrzejewska

Pharmacological Reports August 1, 2024 DOI: 10.1007/s43440-024-00633-1 (opens in new tab)

Study at a glance

AI-extracted from the abstract
Characteristics Narrative review Peer reviewed
Intervention psilocybin
Topics Addiction Psilocybin Serotonin
Keywords Pharmacotherapy Glutamatergic Hallucinogen
Citations 11
Key findings Psilocybin appears as a valuable treatment for OCD when used in appropriate doses and under strict clinical control.

Abstract

Abstract Obsessive-compulsive disorder (OCD) is a chronic mental disease that affects approximately 2% of the population. Obsessions and compulsions are troublesome for patients and may disturb their everyday activities. The pathogenesis of this disease is still not fully elucidated, but dysfunctions of serotonin-, dopamine- and glutamate-mediated neurotransmission together with early maladaptive schemas seem of importance. Pharmacological treatment includes drugs affecting the serotoninergic, dopaminergic, and glutamatergic systems, such as selective serotonin reuptake inhibitors (SSRIs). Providing that up to 40% of patients with OCD are resistant to the currently available medications, there is a need for novel and effective therapies. Recent discoveries suggest that psilocybin, a non-physically addictive psychoactive substance, may ameliorate disease symptoms. When used in appropriate doses and under strict clinical control, psilocybin appears as a valuable treatment for OCD. This narrative article provides a thorough overview of OCD’s etiology, current treatment options, and the emerging evidence supporting psilocybin’s efficacy in managing OCD symptoms.

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