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ClinicalTrials.gov public records Last synced May 22, 2026, 5:25 AM EDT

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

Showing 1–24 of 24 matching trials from the live ClinicalTrials.gov search.
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Filters: Condition: MDMA ('Ecstasy') Clear all
Withdrawn Phase 2 Interventional
View directory record Official record
Conditions
PTSD, Post Traumatic Stress Disorder, Adolescents, Psychotherapy
Interventions
MDMA, Psychotherapy
Drug · Behavioral
Lead sponsor
University of California, Los Angeles
Other
Eligibility
16 Years to 17 Years
Healthy volunteers
Healthy volunteers not accepted
Timeline
2025 – 2026
U.S. locations
1
States / cities
Los Angeles, California
Source: ClinicalTrials.gov public record
Updated Apr 9, 2025 · Synced May 22, 2026, 5:25 AM EDT
Completed Phase 2 Interventional Results available
View directory record Official record
Conditions
Posttraumatic Stress Disorder
Interventions
Midomafetamine HCl, Lactose placebo pill, Therapy
Drug · Behavioral
Lead sponsor
Resilient Pharmaceuticals
Industry
Eligibility
18 Years to 70 Years
Enrollment
23 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2004 – 2010
U.S. locations
1
States / cities
Mt. Pleasant, South Carolina
Source: ClinicalTrials.gov public record
Updated Jun 5, 2025 · Synced May 22, 2026, 5:25 AM EDT
Recruiting Phase 2 Interventional
View directory record Official record
Conditions
Borderline Personality Disorder
Interventions
MDMA
Drug
Lead sponsor
Yale University
Other
Eligibility
18 Years to 60 Years
Enrollment
10 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2025 – 2026
U.S. locations
1
States / cities
New Haven, Connecticut
Source: ClinicalTrials.gov public record
Updated Jan 21, 2026 · Synced May 22, 2026, 5:25 AM EDT
Active, not recruiting Early Phase 1 Interventional
View directory record Official record
Conditions
Narcissism
Interventions
midomafetamine (MDMA)-Assisted Therapy
Drug
Lead sponsor
University of Washington
Other
Eligibility
18 Years to 64 Years
Enrollment
12 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2024 – 2027
U.S. locations
1
States / cities
Seattle, Washington
Source: ClinicalTrials.gov public record
Updated Feb 16, 2026 · Synced May 22, 2026, 5:25 AM EDT
Completed Not applicable Interventional Accepts healthy volunteers
View directory record Official record
Conditions
Healthy
Interventions
MDA, Placebo
Drug
Lead sponsor
California Pacific Medical Center Research Institute
Other
Eligibility
18 Years to 50 Years
Enrollment
12 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2009
U.S. locations
1
States / cities
San Francisco, California
Source: ClinicalTrials.gov public record
Updated May 30, 2013 · Synced May 22, 2026, 5:25 AM EDT
Completed Phase 1Phase 2 Interventional Accepts healthy volunteers Results available
View directory record Official record
Conditions
Posttraumatic Stress Disorder
Interventions
MDMA, CBCT, Therapy
Drug · Behavioral
Lead sponsor
Resilient Pharmaceuticals
Industry
Eligibility
18 Years and older
Enrollment
12 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2016 – 2018
U.S. locations
1
States / cities
Mt. Pleasant, South Carolina
Source: ClinicalTrials.gov public record
Updated Jun 3, 2025 · Synced May 22, 2026, 5:25 AM EDT
Completed Phase 2 Interventional Results available
View directory record Official record
Conditions
Anxiety
Interventions
Midomafetamine HCl, Placebo, Therapy
Drug · Behavioral
Lead sponsor
Resilient Pharmaceuticals
Industry
Eligibility
18 Years and older
Enrollment
18 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2015 – 2018
U.S. locations
1
States / cities
San Anselmo, California
Source: ClinicalTrials.gov public record
Updated Jun 4, 2025 · Synced May 22, 2026, 5:25 AM EDT
Completed Early Phase 1 Interventional Accepts healthy volunteers
View directory record Official record
Conditions
Stimulant Use, MDMA ('Ecstasy'), Social Behavior, Motivation
Interventions
MDMA, Methamphetamine, placebo oral tablet
Drug
Lead sponsor
University of Chicago
Other
Eligibility
18 Years to 40 Years
Enrollment
43 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2022 – 2023
U.S. locations
1
States / cities
Chicago, Illinois
Source: ClinicalTrials.gov public record
Updated Jan 23, 2024 · Synced May 22, 2026, 5:25 AM EDT
Completed Phase 1 Interventional Accepts healthy volunteers
View directory record Official record
Conditions
Startle Response
Interventions
Placebo, Midomafetamine, Acoustic startle
Drug · Behavioral
Lead sponsor
Resilient Pharmaceuticals
Industry
Eligibility
21 Years to 55 Years
Enrollment
34 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2017 – 2020
U.S. locations
1
States / cities
Atlanta, Georgia
Source: ClinicalTrials.gov public record
Updated Mar 3, 2025 · Synced May 22, 2026, 5:25 AM EDT
Not yet recruiting Phase 1 Interventional Accepts healthy volunteers
View directory record Official record
Conditions
Pharmacokinetics, Hepatic Impairment
Interventions
Midomafetamine HCl
Drug
Lead sponsor
Resilient Pharmaceuticals
Industry
Eligibility
18 Years to 65 Years
Enrollment
16 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2026 – 2028
U.S. locations
1
States / cities
Knoxville, Tennessee
Source: ClinicalTrials.gov public record
Updated Oct 29, 2024 · Synced May 22, 2026, 5:25 AM EDT
Completed Phase 1 Interventional Accepts healthy volunteers Results available
View directory record Official record
Conditions
Healthy, MDMA ('Ecstasy')
Interventions
3,4-Methylenedioxymethamphetamine, methamphetamine
Drug
Lead sponsor
University of Chicago
Other
Eligibility
18 Years to 35 Years
Enrollment
36 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2016 – 2018
U.S. locations
1
States / cities
Chicago, Illinois
Source: ClinicalTrials.gov public record
Updated Jan 4, 2024 · Synced May 22, 2026, 5:25 AM EDT
Completed Phase 1 Interventional Accepts healthy volunteers
View directory record Official record
Conditions
Psychological Effects of Study Drug
Interventions
Lactose (inactive placebo), midomafetamine HCl
Drug
Lead sponsor
Resilient Pharmaceuticals
Industry
Eligibility
21 Years and older
Enrollment
107 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2011 – 2022
U.S. locations
3
States / cities
Boulder, Colorado • Santa Fe, New Mexico • Mt. Pleasant, South Carolina
Source: ClinicalTrials.gov public record
Updated Oct 30, 2024 · Synced May 22, 2026, 5:25 AM EDT
Recruiting Phase 1 Interventional
View directory record Official record
Conditions
Posttraumatic Stress Disorder
Interventions
Psilocybin, MDMA
Drug
Lead sponsor
Johns Hopkins University
Other
Eligibility
21 Years and older
Enrollment
40 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2025 – 2029
U.S. locations
1
States / cities
Baltimore, Maryland
Source: ClinicalTrials.gov public record
Updated Sep 30, 2025 · Synced May 22, 2026, 5:25 AM EDT
Recruiting Phase 1 Interventional Accepts healthy volunteers
View directory record Official record
Conditions
Healthy Volunteers
Interventions
Midomafetamine HCl
Drug
Lead sponsor
Resilient Pharmaceuticals
Industry
Eligibility
18 Years to 55 Years
Enrollment
32 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2026
U.S. locations
1
States / cities
Overland Park, Kansas
Source: ClinicalTrials.gov public record
Updated May 12, 2026 · Synced May 22, 2026, 5:25 AM EDT
Completed No phase listed Observational
View directory record Official record
Conditions
Posttraumatic Stress Disorder
Interventions
Midomafetamine, Therapy
Drug · Behavioral
Lead sponsor
Resilient Pharmaceuticals
Industry
Eligibility
18 Years and older
Enrollment
10 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2014 – 2015
U.S. locations
1
States / cities
Mt. Pleasant, South Carolina
Source: ClinicalTrials.gov public record
Updated Nov 4, 2024 · Synced May 22, 2026, 5:25 AM EDT
Completed Early Phase 1 Interventional Accepts healthy volunteers
View directory record Official record
Conditions
MDMA ('Ecstasy'), Social Interaction
Interventions
MDMA, Placebo
Drug
Lead sponsor
University of Chicago
Other
Eligibility
18 Years to 35 Years
Enrollment
33 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2023 – 2024
U.S. locations
1
States / cities
Chicago, Illinois
Source: ClinicalTrials.gov public record
Updated Aug 18, 2024 · Synced May 22, 2026, 5:25 AM EDT
Completed Phase 2 Interventional Accepts healthy volunteers
View directory record Official record
Conditions
Social Anxiety Disorder
Interventions
MDMA, Psychotherapy
Drug · Behavioral
Lead sponsor
Jason B Luoma
Other
Eligibility
18 Years to 65 Years
Enrollment
90 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2022 – 2025
U.S. locations
1
States / cities
Portland, Oregon
Source: ClinicalTrials.gov public record
Updated Aug 27, 2025 · Synced May 22, 2026, 5:25 AM EDT
Recruiting Phase 2 Interventional
View directory record Official record
Conditions
Post Traumatic Stress Disorder
Interventions
3,4-Methylenedioxymethamphetamine (MDMA), Placebo, Massed Prolonged Exposure (PE)
Drug · Behavioral
Lead sponsor
Emory University
Other
Eligibility
21 Years to 70 Years
Enrollment
200 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2026 – 2030
U.S. locations
1
States / cities
Atlanta, Georgia
Source: ClinicalTrials.gov public record
Updated Apr 12, 2026 · Synced May 22, 2026, 5:25 AM EDT
Completed Not applicable Interventional Accepts healthy volunteers
View directory record Official record
Conditions
Mental Health Wellness 1, Happiness, Depression, Consciousness, Level Altered, Ecstasy, Dietary Habits, Stress, Inflammatory Bowel Diseases
Interventions
Part A1: Survey, Part A2: Sample collection, Part B:
Other
Lead sponsor
Indiana University
Other
Eligibility
18 Years and older
Enrollment
759 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2018
U.S. locations
1
States / cities
Indianapolis, Indiana
Source: ClinicalTrials.gov public record
Updated Oct 2, 2024 · Synced May 22, 2026, 5:25 AM EDT
Completed Phase 1 Interventional Accepts healthy volunteers
View directory record Official record
Conditions
Pharmacokinetics
Interventions
midomafetamine
Drug
Lead sponsor
Resilient Pharmaceuticals
Industry
Eligibility
18 Years to 65 Years
Enrollment
14 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2022
U.S. locations
1
States / cities
Knoxville, Tennessee
Source: ClinicalTrials.gov public record
Updated Oct 29, 2024 · Synced May 22, 2026, 5:25 AM EDT
Terminated Phase 2 Interventional Results available
View directory record Official record
Conditions
Anxiety Disorder, Cancer
Interventions
Stage 1 Active Methylenedioxymethamphetamine, Stage 1 Low dose Methylenedioxymethamphetamine, Psychotherapy, Stage 2 Active Methylenedioxymethamphetamine
Drug · Behavioral
Lead sponsor
Brigham and Women's Hospital
Other
Eligibility
18 Years and older
Enrollment
2 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2007 – 2011
U.S. locations
1
States / cities
Belmont, Massachusetts
Source: ClinicalTrials.gov public record
Updated Nov 13, 2017 · Synced May 22, 2026, 5:25 AM EDT
Completed Not applicable Interventional Accepts healthy volunteers
View directory record Official record
Conditions
MDMA Discontinuation Syndrome
Interventions
3,4-methylenedioxymethamphetamine or Placebo
Drug
Lead sponsor
California Pacific Medical Center Research Institute
Other
Eligibility
18 Years to 50 Years
Enrollment
12 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2010 – 2011
U.S. locations
1
States / cities
San Francisco, California
Source: ClinicalTrials.gov public record
Updated May 30, 2013 · Synced May 22, 2026, 5:25 AM EDT
Completed Phase 2 Interventional Results available
View directory record Official record
Conditions
PTSD
Interventions
Midomafetamine, Manualized therapy
Drug · Behavioral
Lead sponsor
Resilient Pharmaceuticals
Industry
Eligibility
18 Years and older
Enrollment
38 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2017 – 2019
U.S. locations
12
States / cities
North Hollywood, California • San Francisco, California • Boulder, Colorado + 7 more
Source: ClinicalTrials.gov public record
Updated Jun 4, 2025 · Synced May 22, 2026, 5:25 AM EDT
Recruiting Phase 3 Interventional
View directory record Official record
Conditions
Post-Traumatic Stress Disorder
Interventions
3,4 Methylenedioxymethamphetamine, Prolonged Exposure
Drug · Behavioral
Lead sponsor
Healing Breakthrough
Other
Eligibility
18 Years to 64 Years
Enrollment
20 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2024 – 2027
U.S. locations
1
States / cities
San Diego, California
Source: ClinicalTrials.gov public record
Updated Apr 23, 2026 · Synced May 22, 2026, 5:25 AM EDT