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Ketamine: all studies

Page 65 of 448: studies 641 to 650 of 4,475, newest first. Back to the ketamine overview

Research

A clinical protocol for group-based ketamine-assisted therapy in a community of practice: the Roots To Thrive model

Frontiers in Psychiatry September 22, 2025 Shannon Dames, Pamela Kryskow, Vivian W. L. Tsang et al. 3 citations

RTT-KaT offers a structured, scalable, evidence-informed, and culturally responsive model that bridges clinical safety with both Western and Indigenous knowledge systems. A longitudinal follow-up study is currently underway to evaluate long-term impact and guide future implementations.

DOI: 10.3389/fpsyt.2025.1568017 (opens in new tab) Protocol science Indigenous Medline Clinical trial +5

The collective lie in ketamine therapy: a call to realign clinical practice with neurobiology

Frontiers in Psychiatry September 22, 2025 Charles Miller, Bárbara Lopes, Anna Mccurdy

In recent years, ketamine therapy has become increasingly entangled with psychedelic culture, leading to widespread misinterpretation of its therapeutic mechanism. This manuscript challenges the prevailing narrative that positions ketamine as a consciousness-expanding agent or psychotherapy enhancer, highlighting the discord between this view and ketamine's well-established neurobiological...

DOI: 10.3389/fpsyt.2025.1610335 (opens in new tab) Ketamine Clinical practice Dissociative Narrative review +6

Ketamine Induces Mitochondrial Fission and Dysfunction in Cervical Cancer Cells via RhoA‐Dependent DRP‐1 Activation

Journal of Biochemical and Molecular Toxicology September 21, 2025 Yanfang Zhou, Guangming Chen, Ye Zhu 2 citations

Mitochondrial fragmentation, which is closely linked to mitochondrial dysfunction, has emerged as a critical treatment target for cervical cancer. Ketamine, a well-known anesthetic, has shown potential in cancer therapy by inducing cytotoxicity, impairing mitochondrial function, and promoting apoptosis in tumor cells. Notably, the regulatory role of ketamine in mitochondrial network dynamics...

DOI: 10.1002/jbt.70500 (opens in new tab) Ketamine Mitochondrion Mitochondrial fission Cancer research +18

Ketamine/esketamine in the treatment of depression with comorbid borderline personality disorder or traits: A systematic review of effectiveness

Australian & New Zealand Journal of Psychiatry September 20, 2025 Emma Scott, Don Thomas Thekkuden, Katelyn Kerr et al. 2 citations

This is the first systematic review to assess the effectiveness of ketamine/esketamine in this cohort. Our findings suggest that ketamine/esketamine may be useful in improving symptoms of depression, in those with comorbid borderline personality disorder. Limited study data are available; however, given case reports of suicidal ideation and self-harm following treatment cessation, as well as...

DOI: 10.1177/00048674251374472 (opens in new tab) Borderline personality disorder Suicidal ideation Depression economics Randomized controlled trial +7

Efficacy of Nebulized Ketamine versus Ketamine-Clonidine in Reducing Post-Operative Sore Throat: A Randomized Controlled Trial

International Journal of Science and Research (IJSR) September 19, 2025 Deepak Salhan, Hemani Ahuja

Background: Postoperative sore throat (POST) is a common complication after general anaesthesia with endotracheal intubation.Various pharmacological interventions, including ketamine nebulization, have been studied for their effectiveness in reducing the incidence of POST.Aim: This study aimed to compare the efficacy of nebulized ketamine alone versus a ketamine-clonidine combination in...

Use of Ketamine as an Anesthetic, Antidepressant, and Treatment for Irritability Associated with ASD

Technium BioChemMed September 17, 2025 Sarahsihu Kim, Jiwoo Won, Dayeon Lee

This essay explores how ketamine operates as an anesthetic and as an antidepressant through separate but linked mechanisms. Drug repurposing is the application of a drug for a new medical use different from its original purpose, as indicated by the FDA. By comparison of peer-reviewed research on PubMed, NCBI, and clinical trials of ketamine's pharmacology, we find that the mechanism of its use...

Ketamine-induced NMDA receptor hypofunction alters social and locomotor behavior in adult zebrafish

bioRxiv (Cold Spring Harbor Laboratory) September 17, 2025 Matheus Gallas‐lopes, Dagobert Müller, Thailana Stahlhofer-Buss et al. preprint

ABSTRACT Background NMDA receptor antagonists, such as ketamine, are widely used to model schizophrenia-related phenotypes in preclinical studies. While zebrafish have emerged as a promising model organism for neuropsychiatric research, few studies have characterized their behavioral responses to repeated ketamine exposure. Methods Three independent experiments were conducted to evaluate the...

Ketamine Reduces Suicidality-Associated Emergency Department Utilization in Patients With Treatment-Resistant Depression

The Journal of Clinical Psychiatry September 17, 2025 Liliana Patarroyo-Rodriguez, Vanessa K. Pazdernik, Jennifer L. Vande Voort et al. 1 citation

Conclusions: Ketamine and esketamine reduced long-term ED visits for suicidality in individuals with TRD. Further longer-term follow-up research is encouraged to ascertain if these benefits on suicidality reduction are mood state dependent or reflect an independent mechanism.

Esketamine versus fentanyl as adjuncts to hepatic hilar nerve block for ambulatory percutaneous liver tumor ablation focusing on respiratory safety: protocol for a randomized controlled trial

Frontiers in Pharmacology September 17, 2025 Xiao Wang, Lijuan Yan, Jiaying Cai et al. 1 citation

This trial aims to provide Level I evidence comparing the respiratory depression risk between esketamine-based and fentanyl-based analgesia during HHNB-guided liver ablation. Should esketamine prove to be demonstrably superior in terms of respiratory safety, HHNB-esketamine has the potential to be a viable treatment option.

DOI: 10.3389/fphar.2025.1644029 (opens in new tab) Ketamine Fentanyl Anesthesia Randomized controlled trial +6

Acute ketamine connectivity changes in patients with major depression

Proceedings on CD-ROM - International Society for Magnetic Resonance in Medicine. Scientific Meeting and Exhibition/Proceedings of the International Society for Magnetic Resonance in Medicine, Scientific Meeting and Exhibition September 16, 2025 Jen Evans, Carlos A. Zarate

Motivation: The exact mechanism of action of the rapid acting acting antidepressant ketamine is unknown. Goal(s): Investigation of the functional connectivity changes after acute ketamine in relation to receptor density. Approach: In a double blind placebo controlled clinical trial an infusion of ketamine or placebo was administered during resting state fMRI at 3T and functional connectivity...