Week 39 · September 2026
September 2026

A curated, open repository of psychedelic clinical trials, research, and regulatory updates. 1371 entries — updated weekly.

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Phase 2 · Ketamine

Symptom-level and network analyses of ketamine treatment in treatment-resistant depression: A pooled analysis of two randomized controlled trials.

We examined symptom-level treatment effects and exploratory symptom networks after ketamine in treatment-resistant depression.…

Sep 26, 2026
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Ketamine Phase 2
Tobacco use remains a leading preventable cause of morbidity and mortality. Although several pharmacotherapies and behavioral treatments for tobacco use disorder (TUD) exist, their overall efficacy is modest, underscoring the need for innovative treatment approaches.…
Other News
This article discusses the importance of psychedelic harm reduction and introduces experts in the field, including Tomislav Majic, Maha N. Mian, and Helena Aicher, who are involved in research and clinical practice related to psychedelic substances and their risks.
Psilocybin Phase 2
Individuals with bipolar II disorder (BD-II) and depression face limited treatment options and are often excluded from psilocybin therapy trials due to concerns about precipitating mania or psychosis.…
Symptom-level and network analyses of ketamine treatment in treatment-resistant depression: A pooled analysis of two randomized controlled trials.
Phase 2 · Sep 26, 2026
Ketamine
Letter to the Editor for "Evaluating Pharmacogenomic Prescription Data in the Military Health System": Medication-Induced CYP2D6 Inhibition Reveals a Screening Gap in Proxy-Defined Ibogaine Candidates.
Phase 2 · Sep 26, 2026
Ibogaine
Ketamine-enhanced psychotherapy for smoking cessation: A pilot study of feasibility, safety, and clinical outcomes.
Phase 2 · Sep 25, 2026
Ketamine
Comparison of ketamine versus lignocaine intravenous infusion in refractory cancer pain: a prospective randomised double-blind controlled study.
Phase 2 · Sep 25, 2026
Ketamine
Unveiling ayahuasca: Comprehensive Study of Botanical and Chemical Diversity.
Meta-analysis · Sep 24, 2026
Ayahuasca
Building Tripsafe Communities: Why We Need Psychedelic Harm Reduction
News · Sep 23, 2026
Other
Reflections on the Psychedelic Executive Order: The Dust Settles
News · Sep 23, 2026
Other
Feasibility and tolerability of virtual reality during esketamine treatment: A pilot study.
Phase 2 · Sep 23, 2026
Ketamine
A Multi-Site Evaluation of a Psychedelic Medicine Curriculum for Psychiatry Trainees.
Phase 2 · Sep 23, 2026
Other
Real-World Therapeutic Use of Ketamine in Clinical and Non-Clinical Settings: A Cross-Sectional Survey.
Phase 2 · Sep 23, 2026
Ketamine

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