Psychedelic Mental Health
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Psychedelic Mental Health
Sep 26, 2025 iv ketamine

Spotlight: First study to compare two ketamine therapies for patients with severe depression

IV ketamine found to offer faster response with greater improvements than FDA-approved intranasal esketamine (Spravato)
Michael DeMarco, PhD

by Michael DeMarco, PhD

First study to compare ketamine therapies for patients with severe depression — Harvard Gazette
IV ketamine found to offer faster response with greater improvements.
Harvard GazetteMass General Brigham Communications

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Spotlight: Jeffrey Becker - The Neurobiology Underlying Transcendence Induced by Ketamine and the Psychedelics (2026)

While psychedelics selectively amplify activity in specific neural circuits, ketamine acts on a receptor found widely throughout the brain. This raises a key question: how can a drug targeting such a common receptor produce such distinct and powerful subjective effects?
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Spotlight: Yale presents “New Insights into the Neural Mechanisms of NMDA Receptor Antagonists Driving Rapid-Acting Antidepressant Effects” (Cichon, 2026)

"ketamine works on depression within minutes of infusion, lasting multiple days, if not weeks... amazing that it was classified as an anesthetic... twice as good as SSRI standards of care... leads to new formation of synapse, underlying sustaining mechanisms..."
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Ketamine Induces Apoptosis and Inhibits Proliferation in HT-29 Colorectal Cancer Cells (Korkmaz, et al, 2026)

"findings suggest that ketamine exhibits potential anti-proliferative and pro-apoptotic effects on HT-29 colorectal cancer cells in vitro."
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Spotlight: N,N-dimethyltryptamine elicits antidepressant and anxiolytic effects in helpless mice: a comparative study with S-ketamine (da Sousa-Silva, et al, 2026)

DMT compared with ketamine variant, esketamine in mice.
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Spotlight: "A Blueprint for Implementing Ketamine-Assisted Psychotherapy in Palliative Care: Design, Process, and Treatment Patterns of a Real-World Clinical Program" (Horowitz, et al, 2026)

"To our knowledge, this is the largest published cohort of KAP in an academic palliative care context. Our Pal-KAP experience suggests that KAP can be delivered safely and ethically, providing a practical blueprint for programs exploring innovative ways to address Psychospiritual distress (PSD)"
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Rapid Improvement in Consciousness After Low-Dose Ketamine in a Patient With Acute Confusion: A Case Report (Khalafallah Khalid, et al, 2025)

"While anecdotal, such findings align with emerging literature and warrant further exploration of ketamine's neurocognitive effects beyond its established indications."
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