Clinical trials: Psilocybin
Tobacco Use Disorder
5-HT2A Agonist Psilocybin in the Treatment of Tobacco Use Disorder
This is a multi-site, double-blind, randomized clinical trial of the 5-HT2A receptor agonist psilocybin for smoking cessation. Four sites with experience in conducting psilocybin research will be involved in this trial: Johns…
- Trial name
- NCT05452772
- Testing
- Psilocybin, Niacin
- Where
- 3 sites in United States
- Volunteers
- 66 people, healthy volunteers welcome
- Sponsor
- Johns Hopkins University
Healthy
Persisting Effects of Psilocybin
The proposed pilot study will assess whether ingestion of a classic hallucinogen (psilocybin) leads to changes in emotion processing and neural circuitry that may predict repeated self-administration of this drug and underlie an…
- Trial name
- NCT02971605
- Testing
- Psilocybin
- Where
- United States
- Volunteers
- 13 people, healthy volunteers welcome
- Sponsor
- Johns Hopkins University
Healthy
Effects of Psilocybin on Electrophysiology and the Dynamic Content of Thought
This research study will use computerized tasks, electroencephalography (EEG), and magnetic resonance imaging (MRI) to look at how the drug psilocybin, a naturally occurring compound contained in hundreds of species of…
- Trial name
- NCT05301608
- Testing
- Psilocybin
- Where
- United States
- Volunteers
- 30 people, healthy volunteers welcome
- Sponsor
- Johns Hopkins University
QTc Interval, Pharmacokinetics
An Evaluation of Psilocybin's Effect on Cardiac Repolarization and the Effect of Food on Psilocybin's Pharmacokinetics
This study is comprised of two parts. The purpose of the first part of this study is to evaluate the effects of a supratherapeutic dose of psilocybin on cardiac repolarization.
- Trial name
- NCT05478278
- Testing
- Psilocybin, Moxifloxacin, Micro-Crystalline Cellulose
- Where
- United States
- Volunteers
- 60 people, healthy volunteers welcome
- Sponsor
- Usona Institute
Migraine
Mechanistic Studies of Psilocybin in Headache Disorders
In previous clinical trial work, the investigators observed lasting reductions in headache burden after limited dosing of psilocybin. This purpose of this study is to examine potential sources for this observed effect.
- Trial name
- NCT06464367
- Testing
- Psilocybin
- Where
- United States
- Volunteers
- 50 people, healthy volunteers welcome
- Sponsor
- Yale University
Anhedonia in Healthy Volunteers, Older Adults (50-90 Years)
A Study of Psychedelics in Healthy Older Adults With Low Well-being
This study is being conducted to understand changes in brain activity following administration of two different drugs (Psilocybin and Dextromethorphan) in older adults with low well-being.
- Trial name
- OAD1 (NCT07386730)
- Testing
- Psilocybin (drug), Dextromethorphan (DXM)
- Where
- United States
- Volunteers
- 80 people, healthy volunteers welcome
- Sponsor
- Jennifer Mitchell
Healthy
The Acute Effects of Psilocybin on Cognition, Memory, and Brain Function
This study will test the effects of psilocybin on memory and cognition in healthy participants using computerized tasks and magnetic resonance imaging (MRI).
- Trial name
- NCT07079852
- Testing
- Psilocybin 15mg
- Where
- United States
- Volunteers
- 48 people, healthy volunteers welcome
- Sponsor
- Manoj Doss
Autism Spectrum Disorder
Psilocybin in Adults With and Without Autism Spectrum Disorder
This study will test the hypothesis that brain systems are differentially regulated by serotonin in individuals with and without Autism Spectrum Disorder.
- Trial name
- PSILAUT (NCT05651126)
- Testing
- Psilocybin 5 mg, Psilocybin 2 mg
- Where
- United Kingdom
- Volunteers
- 67 people, healthy volunteers welcome
- Sponsor
- King's College London
Personal Experience of Substance-assisted Therapy Using Psilocybin, MDMA, and LSD
The Role of Personal Experience for the Therapeutic Attitude in the Context of Substance-assisted Therapy Training
The study investigates two groups of participants of the SÄPT therapist's training starting in October 2022. The overall objective is to investigate the risks and benefits of personal experience (PE) with substance-induced…
- Trial name
- TherPsySE (NCT05570708)
- Testing
- MDMA, LSD, psilocybin
- Where
- Switzerland
- Volunteers
- 48 people, healthy volunteers welcome
- Sponsor
- Felix Mueller
Prolonged Grief Disorder
Psilocybin for Prolonged Grief Disorder
The primary purpose of this study is to explore the feasibility of conducting a clinical trial on the effects of psilocybin for individuals with prolonged grief disorder (PGD).
- Trial name
- NCT06724289
- Testing
- Psilocybin 25 mg, Functional Magnetic Resonance Imaging (fMRI)
- Where
- United States
- Volunteers
- 12 people, healthy volunteers welcome
- Sponsor
- University of Virginia
Cognitive Change, Creativity
Naturalistic Study of Microdosing With Psilocybin
This study seeks to understand the neural, cognitive and behavioral effects of low doses of psilocybin administered in the form of dried mushroom material (0.5 g of Psilocybe cubensis) consumed in natural settings following a…
- Conditions
- Cognitive Change, Creativity, Mood Change, Sleep
- Trial name
- NATMICRO (NCT05160220)
- Testing
- Psilocybin
- Where
- Argentina
- Volunteers
- 34 people, healthy volunteers welcome
- Sponsor
- National Council of Scientific and Technical Research, Argentina
Healthy, Psychedelic Experiences
The ENHANCE Study: taVNS and Psilocybin
This study will examine whether combining a single dose of psilocybin with non-invasive transcutaneous auricular vagus nerve stimulation (taVNS), a potential inducer of neuroplasticity and enhanced memory formation, will enhance…
- Conditions
- Healthy, Psychedelic Experiences, Vagus Nerve Stimulation
- Trial name
- ENHANCE (NCT05866471)
- Testing
- Psilocybin, Transcutaneous auricular Vagus Nerve Stimulation (taVNS), Psychosocial Support Alone
- Where
- United States
- Volunteers
- 115 people, healthy volunteers welcome
- Sponsor
- University of Wisconsin, Madison
Religious or Spiritual Problem
The Effects of Psilocybin-Facilitated Experience on the Psychology and Effectiveness of Religious Professionals
The current protocol is a pilot study of the effects and possible utility of psilocybin-facilitated experiences for professional religious leaders.
- Trial name
- NCT02421263
- Testing
- Psilocybin
- Where
- United States
- Volunteers
- 12 people, healthy volunteers welcome
- Sponsor
- NYU Langone Health
Psilocybin
Precision Functional Brain Mapping in Psilocybin
This project will employ functional brain imaging to study the mechanism and immediate and long-term effects of psilocybin, a serotonin receptor 2A agonist, on cortical and cortico-subcortical brain networks in healthy adults.
- Trial name
- Psilocybin PFM (NCT04501653)
- Testing
- Psilocybin, Methylphenidate
- Where
- United States
- Volunteers
- 11 people, healthy volunteers welcome
- Sponsor
- Washington University School of Medicine
Disorders of Consciousness, Psychedelic Experiences
The Effects of Psilocybin on Shared Experience in Film Processing
The goal of this clinical trial is to learn whether certain methods of detecting awareness in vegetative or minimally conscious patients (using neuroimaging) are sensitive to the effects of psilocybin (a psychedelic drug).
- Trial name
- NCT06529939
- Testing
- Psilocybin
- Volunteers
- 30 people, healthy volunteers welcome
- Sponsor
- Western University, Canada
Loneliness, Grief
The Effects of Psilocybin on Social Connectedness
The study is a randomized, double-blind, placebo-controlled, expectancy-controlled, mechanistic trial. This study looks to explore whether a single dose of psilocybin (25mg) reduces amygdala reactivity to negative socioemotional…
- Trial name
- NCT07693153
- Testing
- Psilocybin
- Where
- United States
- Volunteers
- 51 people, healthy volunteers welcome
- Sponsor
- Yale University
Healthy Volunteers, Major Depressive Disorder
ELE-101 Safety & Tolerability Study in Healthy Participants and Patients With Depression
A study to assess the safety and tolerability of a drug called ELE-101 and see how the body absorbs and removes the drug and how it affects the body in healthy adult participants (Part 1) and in patients with depression (Part 2).
- Conditions
- Healthy Volunteers, Major Depressive Disorder, Depression
- Trial name
- NCT05434156
- Testing
- ELE-101
- Where
- 2 sites in United Kingdom
- Volunteers
- 84 people, healthy volunteers welcome
- Sponsor
- Eleusis Therapeutics
Investigating the Importance of the Subjective Psychedelic Experience
Subjective Experience Following Psilocybin
The purpose of this study is to determine the importance of the acute subjective experience induced by psilocybin (the primary component of "magic mushrooms") in facilitating positive outcomes.
- Trial name
- SEP-1 (NCT06768944)
- Testing
- Psilocybin high-dose, Psilocybin low-dose, Risperidone 1 MG
- Where
- Canada
- Volunteers
- 128 people, healthy volunteers welcome
- Sponsor
- University of Calgary
Well-Being, Psychological, Psychedelic Experiences
Consciousness and Psilocybin Effects on Well-Being: The CoPEWell Study
This study is exploring how psilocybin (a psychedelic drug) may improve mood and wellbeing. Many people report feeling better after taking psilocybin, but it is not clear why.
- Trial name
- NCT07360301
- Testing
- Psilocybin, Clonidine
- Where
- United States
- Volunteers
- 120 people, healthy volunteers welcome
- Sponsor
- University of Wisconsin, Madison
Aging, Longevity
Psilocybin Effects on Healthy Aging Biomarkers and Purpose in Life
The LONG-LIFE study is a randomized Phase I, dose-ranging trial designed to evaluate whether psilocybin impacts aging-related biomarkers, cognitive function, and purpose/meaning in life in medically stable older adults.
- Conditions
- Aging, Longevity, Biomarkers of Aging
- Trial name
- LONG-LIFE (NCT07719088)
- Testing
- Psilocybin (Usona Institute)
- Where
- United States
- Volunteers
- 50 people, healthy volunteers welcome
- Sponsor
- Charles Raison