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ClinicalTrials.gov public records Last synced May 22, 2026, 1:09 AM EDT

Data is sourced from official ClinicalTrials.gov public API records. Always review the official ClinicalTrials.gov record for the latest information.

Showing 1–14 of 14 matching trials from the live ClinicalTrials.gov search.
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Filters: Condition: Psychedelic Experiences Clear all
Not yet recruiting Not applicable Interventional
View directory record Official record
Conditions
Healthy Adult Participants
Interventions
Guided Invocation for Mystical Experience
Behavioral
Lead sponsor
Baylor University
Other
Eligibility
18 Years and older
Enrollment
120 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2026 – 2027
U.S. locations
1
States / cities
Waco, Texas
Source: ClinicalTrials.gov public record
Updated May 12, 2026 · Synced May 22, 2026, 1:09 AM EDT
Not yet recruiting Phase 1Phase 2 Interventional
View directory record Official record
Conditions
Obsessive - Compulsive Disorder
Interventions
Low Dose Psilocybin, High Dose Psilocybin
Drug
Lead sponsor
Francisco A Moreno
Other
Eligibility
18 Years and older
Enrollment
20 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2026 – 2028
U.S. locations
1
States / cities
Tucson, Arizona
Source: ClinicalTrials.gov public record
Updated May 11, 2026 · Synced May 22, 2026, 1:09 AM EDT
Active, not recruiting Phase 1 Interventional Accepts healthy volunteers
View directory record Official record
Conditions
Psychedelic Experiences, Neuroimaging, Healthy Volunteers
Interventions
Psilocybin
Drug
Lead sponsor
Robin Carhart-Harris, PhD, MA
Other
Eligibility
21 Years to 70 Years
Enrollment
12 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2023 – 2026
U.S. locations
1
States / cities
San Francisco, California
Source: ClinicalTrials.gov public record
Updated Jan 19, 2026 · Synced May 22, 2026, 1:09 AM EDT
Recruiting Phase 1 Interventional Accepts healthy volunteers
View directory record Official record
Conditions
Healthy, Psychedelic Experiences, Vagus Nerve Stimulation
Interventions
Psilocybin, Transcutaneous auricular Vagus Nerve Stimulation (taVNS), Psychosocial Support Alone, Sham taVNS
Drug · Device · Behavioral + 1 more
Lead sponsor
University of Wisconsin, Madison
Other
Eligibility
18 Years to 70 Years
Enrollment
108 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2025 – 2028
U.S. locations
1
States / cities
Madison, Wisconsin
Source: ClinicalTrials.gov public record
Updated Apr 2, 2026 · Synced May 22, 2026, 1:09 AM EDT
Recruiting Phase 2 Interventional
View directory record Official record
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 – 2026
U.S. locations
1
States / cities
Seattle, Washington
Source: ClinicalTrials.gov public record
Updated Aug 27, 2025 · Synced May 22, 2026, 1:09 AM EDT
Not yet recruiting Early Phase 1 Interventional Accepts healthy volunteers
View directory record Official record
Conditions
Psychedelic Effects in Healthy Volunteers
Interventions
Pindolol, Placebo, Psilocybin
Drug
Lead sponsor
Johns Hopkins University
Other
Eligibility
21 Years to 60 Years
Enrollment
18 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2026 – 2028
U.S. locations
1
States / cities
Baltimore, Maryland
Source: ClinicalTrials.gov public record
Updated May 4, 2026 · Synced May 22, 2026, 1:09 AM EDT
Completed Phase 1 Interventional Accepts healthy volunteers
View directory record Official record
Conditions
Psychedelic Experiences, Amnesia
Interventions
Psilocybin and Midazolam
Drug
Lead sponsor
University of Wisconsin, Madison
Other
Eligibility
21 Years to 65 Years
Enrollment
8 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2021 – 2022
U.S. locations
1
States / cities
Madison, Wisconsin
Source: ClinicalTrials.gov public record
Updated May 18, 2023 · Synced May 22, 2026, 1:09 AM EDT
Active, not recruiting Phase 2 Interventional
View directory record Official record
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
Source: ClinicalTrials.gov public record
Updated Jan 16, 2023 · Synced May 22, 2026, 1:09 AM EDT
Completed No phase listed Observational Accepts healthy volunteers
View directory record Official record
Conditions
Psychedelic Experiences, Virtual Reality, Healthy Volunteer
Interventions
Meta Quest 3
Device
Lead sponsor
Yale University
Other
Eligibility
21 Years to 65 Years
Enrollment
10 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2025 – 2026
U.S. locations
1
States / cities
New Haven, Connecticut
Source: ClinicalTrials.gov public record
Updated Mar 24, 2026 · Synced May 22, 2026, 1:09 AM EDT
Recruiting Phase 1 Interventional Accepts healthy volunteers
View directory record Official record
Conditions
Psychedelic Experiences
Interventions
psilocybin trihydrate, Placebo
Drug
Lead sponsor
Johns Hopkins University
Other
Eligibility
21 Years to 60 Years
Enrollment
20 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2024 – 2027
U.S. locations
1
States / cities
Baltimore, Maryland
Source: ClinicalTrials.gov public record
Updated Feb 22, 2026 · Synced May 22, 2026, 1:09 AM EDT
Terminated Phase 1 Interventional Accepts healthy volunteers Results available
View directory record Official record
Conditions
Perception Disturbance, Visual Suppression, Psychedelic Experiences
Interventions
Psilocybin, Niacin
Drug
Lead sponsor
University of Minnesota
Other
Eligibility
25 Years to 65 Years
Enrollment
10 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2021 – 2023
U.S. locations
1
States / cities
Minneapolis, Minnesota
Source: ClinicalTrials.gov public record
Updated Jun 26, 2025 · Synced May 22, 2026, 1:09 AM EDT
Not yet recruiting Phase 1 Interventional Accepts healthy volunteers
View directory record Official record
Conditions
Well-Being, Psychological, Psychedelic Experiences
Interventions
Psilocybin, Saline Placebo, Clonidine
Drug · Other
Lead sponsor
University of Wisconsin, Madison
Other
Eligibility
18 Years to 45 Years
Enrollment
120 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2026 – 2028
U.S. locations
1
States / cities
Madison, Wisconsin
Source: ClinicalTrials.gov public record
Updated Apr 30, 2026 · Synced May 22, 2026, 1:09 AM EDT
Completed No phase listed Observational Accepts healthy volunteers
View directory record Official record
Conditions
Psychedelic Experiences
Interventions
self-reported entheogen use
Other
Lead sponsor
Vireo Health
Other
Eligibility
18 Years and older
Enrollment
102 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2021 – 2022
U.S. locations
1
States / cities
Queens, New York
Source: ClinicalTrials.gov public record
Updated Jan 26, 2022 · Synced May 22, 2026, 1:09 AM EDT
Completed Phase 1 Interventional Accepts healthy volunteers
View directory record Official record
Conditions
Healthy, Psychedelic Experiences, Sleep
Interventions
Psilocybin, Clonidine, Saline
Drug · Other
Lead sponsor
University of Wisconsin, Madison
Other
Eligibility
18 Years to 45 Years
Enrollment
6 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2023 – 2025
U.S. locations
1
States / cities
Madison, Wisconsin
Source: ClinicalTrials.gov public record
Updated May 15, 2025 · Synced May 22, 2026, 1:09 AM EDT