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ClinicalTrials.gov public records Last synced Jul 23, 2026, 10:51 AM EDT

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Showing 1–24 of 42 matching trials from the live ClinicalTrials.gov search.
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Recruiting Not applicable Interventional Accepts healthy volunteers

Social Support and Enhanced Fear Extinction

NCT04565041
Conditions
Fear, Anxiety
Interventions
Social Support
Behavioral
Lead sponsor
University of California, Los Angeles
Other
Eligibility
18 Years to 55 Years
Enrollment
100 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2022 – 2026
U.S. locations
1
States / cities
Los Angeles, California
Completed No phase listed Observational Accepts healthy volunteers

Epi-Genetic Modulators of Fear Extinction in Alcohol Dependence

NCT02438969
Conditions
Fear, Stress, Alcohol Dependence
Interventions
Not listed
Lead sponsor
National Institute on Alcohol Abuse and Alcoholism (NIAAA)
NIH
Eligibility
21 Years to 65 Years
Enrollment
96 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2015 – 2022
U.S. locations
1
States / cities
Bethesda, Maryland
Completed Not applicable Interventional Results available

Treating Phobia With Multivoxel Neuro-reinforcement

NCT03655262
Conditions
Phobia
Interventions
Unconscious Neuro-reinforcement
Behavioral
Lead sponsor
University of California, Los Angeles
Other
Eligibility
18 Years to 65 Years
Enrollment
23 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2018 – 2022
U.S. locations
1
States / cities
Los Angeles, California
Completed Phase 1Phase 2 Interventional Accepts healthy volunteers

Enhancing Exposure Therapy for Snake and Spider Phobias

NCT02160470
Conditions
Specific Phobia
Interventions
Exposure Therapy with Retrieval, Exposure Therapy with Compound Extinction, Exposure Therapy with Retrieval and Compound Extinction, Therapist-guided Exposure Therapy
Behavioral
Lead sponsor
University of Texas at Austin
Other
Eligibility
18 Years to 65 Years
Enrollment
120 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2012 – 2019
U.S. locations
1
States / cities
Austin, Texas
Conditions
PTSD
Interventions
Transcranial magnetic stimulation (TMS), Fear Conditioning and Extinction Paradigm
Device · Behavioral
Lead sponsor
The University of Texas Health Science Center, Houston
Other
Eligibility
18 Years to 70 Years
Enrollment
250 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2022 – 2028
U.S. locations
1
States / cities
Houston, Texas
Conditions
Posttraumatic Stress Disorder
Interventions
Placebo capsule, Dronabinol 7.5 milligram oral capsule
Drug
Lead sponsor
Wayne State University
Other
Eligibility
18 Years to 60 Years
Enrollment
102 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2021 – 2025
U.S. locations
1
States / cities
Detroit, Michigan
Conditions
Insomnia, PTSD
Interventions
Suvorexant, Placebo
Drug
Lead sponsor
VA Office of Research and Development
Federal
Eligibility
18 Years to 75 Years
Enrollment
40,120 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2026 – 2032
U.S. locations
2
States / cities
San Francisco, California • Charleston, South Carolina
Completed Not applicable Interventional Accepts healthy volunteers

Transcranial Direct Current Stimulation and Fear Extinction

NCT03907917
Conditions
Anxiety Disorders
Interventions
tDCS
Device
Lead sponsor
Thomas Adams
Other
Eligibility
18 Years to 55 Years
Enrollment
67 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2019 – 2023
U.S. locations
2
States / cities
New Haven, Connecticut • Lexington, Kentucky
Completed Not applicable Interventional Accepts healthy volunteers

Could Meditation Modulate the Neurobiology of Learning Not to Fear?

NCT01320969
Conditions
Healthy Individuals, Highly Stressed
Interventions
Mindfulness-Based Stress Reduction course
Behavioral
Lead sponsor
Massachusetts General Hospital
Other
Eligibility
18 Years to 65 Years
Enrollment
85 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2010 – 2012
U.S. locations
1
States / cities
Charlestown, Massachusetts
Conditions
Post-Traumatic Stress Disorders, Stress Disorders, Traumatic, Post Traumatic Stress Disorder, PTSD, Trauma and Stressor Related Disorders
Interventions
Working Memory Training, Sham Training
Behavioral · Other
Lead sponsor
VA Office of Research and Development
Federal
Eligibility
18 Years to 65 Years
Enrollment
120 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2024 – 2028
U.S. locations
1
States / cities
San Diego, California
Conditions
Generalized Anxiety Disorder, Social Anxiety Disorder, Panic Disorder
Interventions
Exercise, Sitting
Behavioral
Lead sponsor
NYU Langone Health
Other
Eligibility
18 Years to 60 Years
Enrollment
54 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2023 – 2025
U.S. locations
1
States / cities
New York, New York
Conditions
Phobias, Claustrophobia, Social Phobia
Interventions
Extinction Training, Low-Level Laser Therapy, Sham Low-Level Laser Therapy
Behavioral · Device
Lead sponsor
University of Texas at Austin
Other
Eligibility
18 Years to 65 Years
Enrollment
112 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2015 – 2020
U.S. locations
1
States / cities
Austin, Texas
Conditions
PTSD, Exercise Intensity, Fear Extinction, Fear Conditioning
Interventions
Exercise
Behavioral
Lead sponsor
Josh Cisler
Other
Eligibility
18 Years to 55 Years
Enrollment
200 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2025 – 2030
U.S. locations
1
States / cities
Austin, Texas
Completed No phase listed Observational Accepts healthy volunteers

Effect of D-cycloserine on Extinction of Fear Conditioning

NCT00352586
Conditions
Fear
Interventions
Not listed
Lead sponsor
National Institute of Mental Health (NIMH)
NIH
Eligibility
18 Years to 50 Years
Enrollment
160 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2002 – 2008
U.S. locations
1
States / cities
Bethesda, Maryland
Enrolling by invitation Early Phase 1 Interventional Accepts healthy volunteers

Opioids and Social Support Enhanced Extinction Effects

NCT04166071
Conditions
Fear
Interventions
Naltrexone, Placebo
Drug
Lead sponsor
University of California, Los Angeles
Other
Eligibility
18 Years to 35 Years
Enrollment
60 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2021 – 2026
U.S. locations
2
States / cities
Los Angeles, California
Recruiting Not applicable Interventional Accepts healthy volunteers

Fear and Avoidance in PTSD Patients

NCT04770584
Conditions
Post Traumatic Stress Disorder
Interventions
Fear Conditioning, Avoidance conditioning, Pavlovian fear extinction learning, Willingness to pay to avoid shock
Behavioral · Other
Lead sponsor
The University of Texas Health Science Center, Houston
Other
Eligibility
18 Years to 70 Years
Enrollment
300 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2021 – 2028
U.S. locations
1
States / cities
Houston, Texas
Withdrawn Phase 1 Interventional Accepts healthy volunteers

Estradiol and Fear Extinction in Anorexia Nervosa (AN)

NCT02792153
Conditions
Anorexia Nervosa
Interventions
Estradiol
Drug
Lead sponsor
Johns Hopkins University
Other
Eligibility
18 Years to 50 Years · Female only
Healthy volunteers
Accepts healthy volunteers
Timeline
2016 – 2018
U.S. locations
1
States / cities
Baltimore, Maryland
Conditions
Anxiety Disorders, Social Phobia
Interventions
Transcranial Direct Current Stimulation
Device
Lead sponsor
Laureate Institute for Brain Research, Inc.
Other
Eligibility
18 Years to 70 Years
Enrollment
60 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2017 – 2019
U.S. locations
1
States / cities
Tulsa, Oklahoma
Conditions
Posttraumatic Stress Disorder
Interventions
Ketamine, Midazolam
Drug
Lead sponsor
Yale University
Other
Eligibility
21 Years to 70 Years
Enrollment
162 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2023 – 2031
U.S. locations
1
States / cities
New Haven, Connecticut
Completed Not applicable Interventional Results available

Reward Processes and Rehearsal in Exposure Therapy

NCT06132425
Conditions
Anxiety Disorders, Public Speaking Fear
Interventions
Exposure, Rehearsal
Behavioral
Lead sponsor
University of California, Los Angeles
Other
Eligibility
18 Years and older
Enrollment
88 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2023
U.S. locations
1
States / cities
Los Angeles, California
Conditions
Obsessive Compulsive Disorder (OCD)
Interventions
Active transcranial direct current stimulation, Sham transcranial direct current stimulation
Device
Lead sponsor
Yale University
Other
Eligibility
18 Years to 70 Years
Enrollment
180 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2025 – 2029
U.S. locations
1
States / cities
New Haven, Connecticut
Completed Phase 4 Interventional Accepts healthy volunteers Results available

Veteran Stress and Learning Study

NCT00674570
Conditions
Stress Disorders, Posttraumatic
Interventions
Hydrocortisone, D-Cycloserine, Placebo
Drug
Lead sponsor
VA Office of Research and Development
Federal
Eligibility
18 Years to 65 Years
Enrollment
111 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2009 – 2015
U.S. locations
1
States / cities
San Francisco, California
Conditions
Phobia
Interventions
Unconscious Neuro-reinforcement
Behavioral
Lead sponsor
University of California, Los Angeles
Other
Eligibility
18 Years to 65 Years
Enrollment
60 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2024 – 2026
U.S. locations
1
States / cities
Los Angeles, California
Conditions
Stress Disorder, Post Traumatic
Interventions
Placebo, Levodopa
Drug
Lead sponsor
University of Wisconsin, Madison
Other
Eligibility
25 Years to 50 Years · Female only
Enrollment
103 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2016 – 2018
U.S. locations
1
States / cities
Little Rock, Arkansas