Independent directory Public ClinicalTrials.gov records United States
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ClinicalTrials.gov public records Last synced Sep 27, 2026, 8:33 PM EDT

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Showing 25–48 of 24 matching trials from the live ClinicalTrials.gov search.
Local D1 index available.
Conditions
Anorexia Nervosa
Interventions
Psilocybin
Drug
Lead sponsor
University of California, San Diego
Other
Eligibility
18 Years to 40 Years
Enrollment
16 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2021 – 2022
U.S. locations
1
States / cities
La Jolla, California
Conditions
Anxiety, Depression, Hematopoietic and Lymphatic System Neoplasm, Metastatic Malignant Solid Neoplasm
Interventions
Psychotherapy, Psilocybin, Survey Administration
Behavioral · Drug · Other
Lead sponsor
University of Washington
Other
Eligibility
18 Years to 85 Years
Enrollment
18 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2026 – 2027
U.S. locations
1
States / cities
Seattle, Washington
Conditions
Alcohol Use Disorder
Interventions
Psilocybin, Ketamine
Drug
Lead sponsor
Peggy C Nopoulos
Other
Eligibility
25 Years to 65 Years · Male only
Enrollment
20 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2024 – 2026
U.S. locations
1
States / cities
Iowa City, Iowa
Conditions
Alcohol Use Disorder
Interventions
Psilocybin plus Visual Healing Set and Setting, Psilocybin plus Standard Set and Setting
Drug
Lead sponsor
Keith Heinzerling
Other
Eligibility
18 Years and older
Enrollment
20 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2021 – 2023
U.S. locations
1
States / cities
Santa Monica, California
Conditions
Opioid-Related Disorders, Pain Management, Pain Management and Care, Advanced Cancer, Advanced Cancers
Interventions
Psilocybin
Drug
Lead sponsor
Yvan Beaussant, MD, MSci
Other
Eligibility
18 Years and older
Enrollment
15 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2024 – 2026
U.S. locations
1
States / cities
Boston, Massachusetts
Conditions
Major Depression
Interventions
Psilocybin (Usona Institute), Propofol, Placebo
Drug
Lead sponsor
Stanford University
Other
Eligibility
25 Years to 65 Years
Enrollment
10 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2026 – 2027
U.S. locations
1
States / cities
Stanford, California
Conditions
Depression, Anxiety, Cancer
Interventions
Psilocybin
Drug
Lead sponsor
M.D. Anderson Cancer Center
Other
Eligibility
18 Years and older
Enrollment
20 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2025 – 2029
U.S. locations
1
States / cities
Houston, Texas
Withdrawn Early Phase 1 Interventional Accepts healthy volunteers

Exploratory Study of Low Dose Psilocybin

NCT05227742
Conditions
Demoralization
Interventions
Psilocybin, Placebo
Drug
Lead sponsor
University of Alabama at Birmingham
Other
Eligibility
25 Years to 65 Years
Healthy volunteers
Accepts healthy volunteers
Timeline
2023 – 2026
U.S. locations
1
States / cities
Birmingham, Alabama
Conditions
Methamphetamine Use Disorder, Substance-Related Disorders, Chemically-Induced Disorders, Substance Use Disorders, Stimulant-Use Disorder
Interventions
Psilocybin
Drug
Lead sponsor
University of Wisconsin, Madison
Other
Eligibility
25 Years to 65 Years
Enrollment
5 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2023 – 2024
U.S. locations
1
States / cities
Madison, Wisconsin
Not yet recruiting Phase 1 Interventional

Psilocybin After Trauma Surgery for Pain

NCT07406828
Conditions
Pain Management, Postoperative Pain
Interventions
Psilocybin (Usona Institute), Postoperative analgesia
Drug
Lead sponsor
Trent Emerick
Other
Eligibility
25 Years to 65 Years
Enrollment
70 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2027 – 2029
U.S. locations
1
States / cities
Pittsburgh, Pennsylvania
Active, not recruiting Phase 1 Interventional

A Study of Psilocybin for PTSD

NCT06407635
Conditions
Post Traumatic Stress Disorder
Interventions
Psilocybin, Trauma-focused psychotherapy, Standard psychological support
Drug · Other
Lead sponsor
Johns Hopkins University
Other
Eligibility
21 Years to 75 Years
Enrollment
20 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2024 – 2027
U.S. locations
1
States / cities
Baltimore, Maryland
Conditions
Irritable Bowel Syndrome
Interventions
TRYP-0082, Psychotherapy
Drug · Behavioral
Lead sponsor
TRYP Therapeutics
Industry
Eligibility
21 Years to 64 Years
Enrollment
14 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2024 – 2026
U.S. locations
1
States / cities
Boston, Massachusetts
Conditions
Alcohol Use Disorder (AUD), PTSD
Interventions
Psilocybin 25 mg, Maltodextrin (Placebo)
Drug
Lead sponsor
Nathan Brashares Sackett
Other
Eligibility
21 Years to 65 Years
Enrollment
40 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2025 – 2027
U.S. locations
1
States / cities
Seattle, Washington
Active, not recruiting Phase 1 Interventional

Effects of Repeated Psilocybin Dosing in OCD

NCT05370911
Conditions
Obsessive-Compulsive Disorder
Interventions
Psilocybin
Drug
Lead sponsor
Yale University
Other
Eligibility
18 Years to 65 Years
Enrollment
28 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2023 – 2027
U.S. locations
2
States / cities
New Haven, Connecticut
Conditions
Anhedonia, Emotional Blunting
Interventions
Psilocybin, Placebo
Drug
Lead sponsor
NYU Langone Health
Other
Eligibility
18 Years to 65 Years
Enrollment
90 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2026 – 2030
U.S. locations
1
States / cities
New York, New York
Conditions
Spinal Cord Injury, Depression - Major Depressive Disorder, Veteran
Interventions
Psilocybin (Usona Institute)
Drug
Lead sponsor
James J. Peters Veterans Affairs Medical Center
Federal
Eligibility
22 Years and older
Enrollment
30 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2026 – 2028
U.S. locations
1
States / cities
The Bronx, New York
Conditions
Body Dysmorphic Disorders
Interventions
Psilocybin
Drug
Lead sponsor
New York State Psychiatric Institute
Other
Eligibility
18 Years to 55 Years
Enrollment
12 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2021 – 2022
U.S. locations
1
States / cities
New York, New York
Conditions
PTSD
Interventions
Psychedelic
Drug
Lead sponsor
Scottsdale Research Institute
Other
Eligibility
18 Years and older
Enrollment
24 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2026
U.S. locations
1
States / cities
Scottsdale, Arizona
Conditions
Parkinson Disease, Depression, Anxiety
Interventions
Psilocybin therapy
Drug
Lead sponsor
Joshua Woolley, MD, PhD
Other
Eligibility
40 Years to 75 Years
Enrollment
12 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2021 – 2024
U.S. locations
1
States / cities
San Francisco, California
Suspended Early Phase 1 Interventional Accepts healthy volunteers

Safety Profile of Psilocybin for Cocaine Use Disorder

NCT06102434
Conditions
Cocaine Use Disorder
Interventions
Psilocybin
Drug
Lead sponsor
University of California, Los Angeles
Other
Eligibility
21 Years to 55 Years
Enrollment
10 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2029
U.S. locations
1
States / cities
Los Angeles, California
Enrolling by invitation Phase 1 Interventional

Psilocybin With Intracranial Neural Sensing

NCT06919640
Conditions
Chronic Pain
Interventions
Psilocybin
Drug
Lead sponsor
Joshua Woolley, MD, PhD
Other
Eligibility
21 Years to 75 Years
Enrollment
20 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2025 – 2028
U.S. locations
1
States / cities
San Francisco, California
Conditions
Major Depressive Disorder
Interventions
CYB003, Psychological Support, Placebo
Drug · Behavioral
Lead sponsor
Cybin IRL Limited
Industry
Eligibility
18 Years to 85 Years
Enrollment
220 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2024 – 2026
U.S. locations
45
States / cities
Phoenix, Arizona • Tucson, Arizona • Bellflower, California + 35 more
Conditions
Borderline Personality Disorder, Major Depressive Disorder
Interventions
Psilocybin
Drug
Lead sponsor
University of Chicago
Other
Eligibility
18 Years to 65 Years
Enrollment
9 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2023 – 2025
U.S. locations
1
States / cities
Chicago, Illinois
Conditions
Methamphetamine Use Disorder
Interventions
Psilocybin (single oral capsule administered at one of two dose levels, Dose A or Dose B; specific doses withheld during conduct)., Manualized cognitive behavioral therapy platform (2 preparation + 2 integration sessions).
Drug · Behavioral
Lead sponsor
Peter Hendricks
Other
Eligibility
18 Years and older
Enrollment
42 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2027 – 2032
U.S. locations
1
States / cities
Birmingham, Alabama