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25 results for "Meta-analysis: What did research on Depression find in January 2026?"

The Use of Psilocybin in the Treatment of Depressive Disorders: A Narrative Review

Cureus January 31, 2026 Lukasz Siwek, Marta Nowocien, Barbara Balajewicz et al.

Psilocybin is a psychoactive chemical compound that exerts its effects through the activation of serotonergic receptors. It occurs naturally in mushrooms of the genus Psilocybe. Despite its potential medical applications, this substance is regarded as a drug with no recognized medical use. Depression constitutes a psychiatric disorder of substantial global burden, affecting millions of...

5-Methoxy-N,N-Dimethyltryptamine: Functional Safety Pharmacology and Video-EEG Assessment of a Short-Acting Serotonergic Psychedelic in Beagle Canines.

International journal of toxicology January 31, 2026 Amir Lotfi, Samantha Sparapani, Mylène Pouliot et al.

5-Methoxy-N,N-dimethyltryptamine (5-MeO-DMT) is a serotonin receptor agonist, in clinical development for the treatment of major depression and other psychiatric disorders. A critical safety concern for serotonergic compounds is their potential to induce seizures, as a severe manifestation of serotonin toxicity. The objective of this study was to evaluate the seizure liability of 5-MeO-DMT in a...

Multimodal rapid anti-depression: Esketamine combined with dexmedetomidine patient-controlled sleep for treatment-resistant depression - A retrospective study.

Journal of Affective Disorders January 30, 2026 Yao-Zu Li, Cai-Qun Zhao, Mu-Yan Zuo et al.

To evaluate the efficacy and safety of a multimodal rapid anti-depression therapy that combines esketamine treatment with dexmedetomidine patient-controlled sleep (PCSL) in patients with treatment-resistant depression (TRD). We retrospectively included 233 patients with TRD who received the multimodal treatment. Baseline clinical characteristics were collected. Follow-up assessments were...

Mindful Yoga Therapy For Elderly Depression: Community-Based Nonpharmacological Approach

Gaceta Médica de Caracas January 29, 2026 Wachidah Yuniartika

Introduction: Depression among older adults is a multifaceted public health concern influenced by factors such as spousal loss, social isolation, and biological and psychological changes. Mindful yoga therapy, integrating gentle physical movements with mindfulness practices, offers a non-pharmacological approach to improving mental health in this population.

The impact of mindfulness-based stress reduction therapy on individuals with autism spectrum disorder and their caregivers: A systematic review.

Journal of Psychiatric Research January 29, 2026 Dandan Luo, Wenjun Dang, Jie Luo et al.

Individuals with autism spectrum disorder (ASD) and their caregivers often face challenges such as emotional distress and stress management, which severely impact their quality of life. Mindfulness-Based Stress Reduction (MBSR) holds potential value in emotional regulation; however, there is a lack of systematic evaluation targeting the ASD population, particularly caregivers. This systematic...

Single-dose DMT reverses anhedonia and cognitive deficits via restoration of neurogenesis in a stress-induced depression model.

Translational Psychiatry January 29, 2026 Rafael V Lima Da Cruz, Rêmullo B. G. De Miranda Costa, Gabriel M. De Queiroz et al. 2 citations

Major depressive disorder (MDD) remains a leading cause of disability worldwide, with current treatments limited by delayed onset and low efficacy. The serotonergic psychedelic N,N-dimethyltryptamine (DMT) has shown rapid antidepressant effects in early clinical studies, yet its mechanisms and efficacy remain poorly characterized in established models of depression. Here, we evaluated the...

Prophylactic esketamine to reduce postpartum depression in primiparae: A multicentre, double-blind, randomised clinical trial.

European journal of anaesthesiology January 29, 2026 Tiantian Chu, Xiaoling Peng, Keliang Wan et al. 2 citations

Postpartum depression (PPD) is a common complication after childbirth, especially in primiparae. This trial sought to evaluate whether prophylactic administration of esketamine during the perinatal period could prevent PPD in primiparae without predisposition to prenatal depression. A prospective, double-blind, multicentre, randomised controlled trial. Three academic hospitals. Primiparae...

Combining Intranasal Esketamine and Electroconvulsive Therapy in Severe Treatment‑Resistant Depression: A Case Series.

The Journal of ECT January 29, 2026 Sergi López-rodríguez, Aida De Arriba-Arnau, José Manuel Menchón et al. 1 citation

This case series describes the combined use of electroconvulsive therapy (ECT) and intranasal esketamine (ESK)-2 rapidly acting, evidence-based options for treatment-resistant depression (TRD). Each can leave residual symptoms or early relapse. Whether concurrent use confers more durable benefit remains unclear. We followed 4 adults (50 to 72 y) with severe TRD who had shown partial or waning...

Ketamine in the treatment of bipolar depression

Brazilian Journal of Health Review January 28, 2026 Juliana Chies Galvan, Marina Chies Galvan, Rafael Moreno Ferro de Araújo

Bipolar depression is the most prevalent state throughout the life of the bipolar patient, even so, few studies have focused on the treatment of depression in this population. Between the available medications approved for treatment of bipolar depression, ketamine is an option that must be considered. The purpose of this paper was to review the scientific evidence on the efficacy of using...

Modulating tonic NMDA receptor currents: mechanistic insights into ketamine, esketamine, and dextromethorphan for major depressive disorder and implications for the discovery and development of investigational agents.

Expert Opinion on Therapeutic Targets January 28, 2026 Gia Han Le, Roger S McIntyre 1 citation

Up to 50% of adults with major depressive disorder (MDD) fail to achieve remission after two or more monoaminergic antidepressants and meet criteria for treatment-resistant depression (TRD). Low-dose intravenous ketamine, intranasal esketamine, and oral dextromethorphan represent the first glutamatergic treatments to exhibit rapid and robust efficacy in persons with TRD, yet their precise...

Systematic review and meta-analysis of intranasal esketamine for treatment-resistant depression: Evidence from real-world studies.

Journal of Affective Disorders January 28, 2026 Clara De Oliveira Lapa, Thiago Viola, Rodrigo Delfino et al. 3 citations

Intranasal esketamine has demonstrated efficacy and safety for treatment-resistant depression in randomized controlled trials, however the generalizability of these findings to clinical practice remains unclear. This systematic review and meta-analysis aimed to synthesize real-world evidence of intranasal esketamine in patients with treatment-resistant depression. A systematic search was...

PSILOCYBIN IN PSYCHIATRIC PRACTICE AND PSYCHEDELIC-ASSISTED THERAPY FOR TREATMENT-RESISTANT DEPRESSION

International Journal of Innovative Technologies in Social Science January 28, 2026 Łukasz Deska, Cezary Kosmecki, Dawid Głaz et al.

This manuscript comprehensively reviews psilocybin-assisted therapy for major depressive disorder and treatment-resistant depression. It aims to synthesize current understanding regarding its mechanisms, efficacy, safety, costs, and accessibility, comparing it with conventional antidepressant and ketamine treatments. The methodology involved a narrative synthesis of academic literature, drawing...

Astroglia and depression: A Gliocentric perspective from rodent models to therapeutic insights.

Progress in neuro-psychopharmacology & biological psychiatry January 27, 2026 Rhea Subba, Surendar Ellappan, Sugato Banerjee et al.

Major depressive disorder (MDD) is a debilitating neuropsychiatric condition that affects individuals worldwide. While neuronal deficits have long been recognized in depression pathogenesis, astroglia are increasingly gaining attention. Astroglia are essential for maintaining brain homeostasis, and regulate neurotransmission, neuroinflammation, and metabolic processes that are disrupted in MDD....

Psychedelics in psychiatric treatment: a literature review

Quality in Sport January 26, 2026 Adam Wolski, Ewa Szplit, Mikołaj Franciszek Patalong et al.

Background: Psychedelic substances have been used for millennia in religious and healing contexts and have recently re-emerged as subjects of scientific interest due to advances in neuroscience and psychiatry. Research suggests that psychedelics may address limitations of conventional psychiatric treatments, particularly in disorders such as major depressive disorder, PTSD, substance use...

The therapeutic efficacy of psilocybin in major depressive disorder: A review of recent clinical and mechanistic evidence

Zenodo (CERN European Organization for Nuclear Research) January 26, 2026 Fernando Mora López, Johynny Solís Solís, Ekaterina Daniela Hernández Baker et al.

This review examines the therapeutic efficacy of psilocybin for major depressive disorder by integrating findings from clinical trials, meta-analyses, and mechanistic research. A comprehensive literature search across major scientific databases identified empirical studies evaluating psilocybin’s effects on depressive symptomatology, safety, and underlying neurobiological mechanisms....

The Evaluation of the Efficacy and Safety of the Use of Psilocybin in the Treatment of Adults with Treatment-Resistant Depression

Emerging Minds Journal for Student Research January 25, 2026 Rishika Scott, James Smith

Treatment-resistant depression (TRD) has been well-researched within scientific literature, although the therapeutic value of psilocybin is not fully understood. The aim of this systematic review is to determine a stable and effective dosage unit to inform health professionals of the benefits of psilocybin, using peer-reviewed literature and meta-analysis. The review will also compare selective...

Serial ketamine infusions not effective as adjunctive care for depression

The Brown University Psychopharmacology Update January 24, 2026

Up to eight infusions of ketamine were not more effective than a psychoactive placebo in reducing depressive symptoms in patients receiving inpatient treatment for depression, a randomized trial has found. Patients receiving ketamine also showed no improvement relative to those receiving midazolam on measures of cognition and quality of life. Study results were published online Oct. 22, 2025 in...

Methodological moderators of psilocybin-assisted therapy in depression: A systematic review and meta-analysis

Neuroscience & Biobehavioral Reviews January 24, 2026 Omer A. Syed, Benjamin Tsang, Sean M. Nestor et al.

Psilocybin-assisted therapy (PAT) is an emerging intervention for depression. Though several clinical trials report promising results for PAT in treating depression, there remains a need for consensus on optimal methodologies and standardization of PAT protocols. The objective of this review was to assess the efficacy of PAT in treating depressive symptoms and to systematically examine the...

Long-term effectiveness and side-effects of intranasal esketamine in treatment-resistant depression: real-world, single-arm study of over 100 sessions.

BJPsych Open January 23, 2026 Nawfel Ayad, Karim Abdel Aziz, Samer Makhoul et al. 2 citations

Treatment-resistant depression (TRD) poses a significant clinical challenge, with limited evidence guiding long-term pharmacological strategies. Esketamine, a glutamatergic modulator, has demonstrated short-term efficacy in TRD, but data on its extended use in real-world settings remains scarce. This study aimed to evaluate the long-term effectiveness and side-effects of intranasal esketamine...

Time matters for metas: a systematic review and meta-analysis of ect vs ketamine for depression incorporating time.

Translational Psychiatry January 23, 2026 Stevan Nikolin, Clara Massaneda-Tuneu, Louise Brettell et al. 1 citation

Comparing treatments for severe and medication-resistant depression is essential for guiding clinical decision-making. In this meta-analysis, we investigate the efficacy of electroconvulsive therapy (ECT) compared to ketamine for the treatment of major depressive disorder (MDD) and address the discrepant results of prior meta-analyses. We systematically searched PubMED (MEDLINE), Embase, and...

Symptom trajectories and clinical outcomes of intravenous ketamine in treatment-resistant depression: A real-world study using group-based trajectory modeling.

Journal of Affective Disorders January 23, 2026 Reinhard Janssen-Aguilar, Jithin Joseph, Huda Al-Shamali et al.

Intravenous (IV) ketamine is an emerging intervention for treatment-resistant depression (TRD), yet the temporal dynamics of response and the optimal number of infusions remain unclear, particularly in real-world clinical populations with psychiatric comorbidities. We conducted a retrospective chart review of 209 adults with TRD treated with IV ketamine at an interventional psychiatry program....

Progress, potential and pitfalls of ketamine as a treatment for depression

Expert Opinion on Pharmacotherapy January 22, 2026 Diana Orsini, Sara Di Luch, Gabrielle F. M. Lovell et al.

Evidence supporting the use of intravenous ketamine and intranasal esketamine for depression has dramatically increased with a large number of clinical trials and real-world effectiveness studies supporting antidepressant effects. Larger studies have provided reassuring data supporting an adequate safety profile, including safety data with long-term treatment. Alternative routes of...

Bridging ancient substances and modern psychiatry: the role of classic psychedelics in depression treatment.

Neuroscience January 22, 2026 Guilherme Lodetti, Gislaine Zilli Réus, Eduardo Pacheco Rico

Pharmacotherapy for MDD is commonly prescribed to patients, yet fewer than half achieve remission. Moreover, many patients exhibit intolerant responses to pharmacological treatment, highlighting the need to explore new forms of therapy. The present work provides a narrative review of classic psychedelics as an alternative to MDD treatment. In addition, mechanisms by which psychedelics exert...

Efficacy of Oral Ketamine in Patients with Depression and Suicidality: A Retrospective Study.

Indian Journal of Psychological Medicine January 22, 2026 Zaid Ahmad Wani, Rajnish Raj, Shabir Ahmad Dar et al.

Depression is a significant global health issue, often accompanied by suicidality, which requires urgent and effective interventions. Oral ketamine is emerging as a potential rapid-acting treatment, but data on its efficacy and tolerability remain limited, particularly in the Indian context. Thus, this retrospective study was conducted to assess the response to oral ketamine in patients with...