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Showing 1–24 of 44 matching trials from the live ClinicalTrials.gov search.
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Filters: Intervention: Fear Conditioning Clear all
Completed Not applicable Interventional

Computerized Anxiety Sensitivity Treatment for Opioid Use Disorders

NCT03944850
View directory record Official record
Conditions
Opioid Use Disorder
Interventions
Computerized Anxiety Sensitivity Treatment
Behavioral
Lead sponsor
Southeast Louisiana Veterans Health Care System
Federal
Eligibility
18 Years and older
Enrollment
32 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2019 – 2020
U.S. locations
1
States / cities
New Orleans, Louisiana
Source: ClinicalTrials.gov public record
Updated Nov 4, 2020 · Synced Sep 2, 2026, 2:16 AM EDT
Recruiting Not applicable Interventional Accepts healthy volunteers

Fear and Avoidance in PTSD Patients

NCT04770584
View directory record Official record
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
Source: ClinicalTrials.gov public record
Updated May 4, 2026 · Synced Sep 2, 2026, 2:16 AM EDT
Not listed Early Phase 1 Interventional

Cannabidiol Effects on Fear Extinction in Social Phobia

NCT06123702
View directory record Official record
Conditions
Social Anxiety Disorder
Interventions
Fear extinction, Cannabidiol Cap/Tab, Placebo
Behavioral · Drug
Lead sponsor
Hartford Hospital
Other
Eligibility
18 Years and older
Enrollment
20 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2024
U.S. locations
1
States / cities
Hartford, Connecticut
Source: ClinicalTrials.gov public record
Updated Apr 18, 2024 · Synced Sep 2, 2026, 2:16 AM EDT
Completed No phase listed Observational Accepts healthy volunteers

Neurobiology of Generalized Fear-Conditioning & Avoidance in Anxiety Disorders

NCT03033056
View directory record Official record
Conditions
Anxiety Disorders
Interventions
Test of fear conditioning
Behavioral
Lead sponsor
University of Minnesota
Other
Eligibility
18 Years to 60 Years
Enrollment
208 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2017 – 2021
U.S. locations
1
States / cities
Minneapolis, Minnesota
Source: ClinicalTrials.gov public record
Updated Mar 9, 2022 · Synced Sep 2, 2026, 2:16 AM EDT
Completed Phase 2 Interventional Results available

Substance P Antagonist in the Treatment of Posttraumatic Stress Disorder

NCT00383786
View directory record Official record
Conditions
PTSD
Interventions
NK1 Antagoist (GR205171), Psychophysiology (Trauma Script), Psychophysiology (Verbal Threat), Psychophysiology (Fear Conditioning), Psychophysiology (Affective Modulation), Psychophysiology (Heart rate variability), Lumbar Puncture, 24-hour plasma sampling, MRI
Drug · Procedure
Lead sponsor
Baylor College of Medicine
Other
Eligibility
18 Years to 65 Years
Enrollment
47 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2006 – 2009
U.S. locations
2
States / cities
Bethesda, Maryland • New York, New York
Source: ClinicalTrials.gov public record
Updated Jul 30, 2019 · Synced Sep 2, 2026, 2:16 AM EDT
Completed Early Phase 1 Interventional Accepts healthy volunteers

Cannabinoid Augmentation of Fear Response in Humans

NCT01665573
View directory record Official record
Conditions
Fear Conditioning
Interventions
PF-04457845, Placebo
Drug
Lead sponsor
Yale University
Other
Eligibility
18 Years to 65 Years
Enrollment
31 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2012 – 2015
U.S. locations
1
States / cities
West Haven, Connecticut
Source: ClinicalTrials.gov public record
Updated Mar 10, 2022 · Synced Sep 2, 2026, 2:16 AM EDT
Completed Not applicable Interventional

Computerized Anxiety Treatment for Suicide

NCT01990131
View directory record Official record
Conditions
Anxiety, Suicide
Interventions
Cognitive Anxiety Sensitivity Treatment, Physical Health Education Training
Other
Lead sponsor
Florida State University
Other
Eligibility
18 Years and older
Enrollment
74 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2013 – 2016
U.S. locations
1
States / cities
Tallahassee, Florida
Source: ClinicalTrials.gov public record
Updated Aug 8, 2016 · Synced Sep 2, 2026, 2:16 AM EDT
Completed Not applicable Interventional

Effects of Multicomponent Training in Older Adults

NCT06094413
View directory record Official record
Conditions
Sarcopenia
Interventions
Multicomponent Training Intervention
Behavioral
Lead sponsor
Geisinger Clinic
Other
Eligibility
65 Years and older
Enrollment
20 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2024
U.S. locations
1
States / cities
Scranton, Pennsylvania
Source: ClinicalTrials.gov public record
Updated Feb 4, 2025 · Synced Sep 2, 2026, 2:16 AM EDT
Completed No phase listed Observational Accepts healthy volunteers

Brain Structure and Function Before and After Treatment for Post-Traumatic Stress Disorder

NCT00069225
View directory record Official record
Conditions
Stress Disorders, Post-Traumatic
Interventions
Not listed
Lead sponsor
National Institute of Mental Health (NIMH)
NIH
Eligibility
Not listed
Enrollment
95 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2003 – 2005
U.S. locations
1
States / cities
Bethesda, Maryland
Source: ClinicalTrials.gov public record
Updated Mar 3, 2008 · Synced Sep 2, 2026, 2:16 AM EDT
Completed Not applicable Interventional Accepts healthy volunteers Results available

Effects of Arousal and Stress in Anxiety

NCT00026559
View directory record Official record
Conditions
Healthy Volunteers
Interventions
Shock Device, Auditory Startle Device
Device
Lead sponsor
National Institute of Mental Health (NIMH)
NIH
Eligibility
18 Years to 50 Years
Enrollment
1,418 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2001 – 2022
U.S. locations
1
States / cities
Bethesda, Maryland
Source: ClinicalTrials.gov public record
Updated Jan 8, 2024 · Synced Sep 2, 2026, 2:16 AM EDT
Recruiting Not applicable Interventional Accepts healthy volunteers

Neuromodulation of the Fear Extinction Circuit Using Temporally and Anatomically Specific TMS in Humans

NCT05368987
View directory record Official record
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
Source: ClinicalTrials.gov public record
Updated May 4, 2026 · Synced Sep 2, 2026, 2:16 AM EDT
Not listed Not applicable Interventional Accepts healthy volunteers

Neuroimaging Memories of Fear and Safety in the Human Brain

NCT04975009
View directory record Official record
Conditions
Fear Anxiety, PTSD
Interventions
Fear conditioning
Behavioral
Lead sponsor
University of Texas at Austin
Other
Eligibility
18 Years to 50 Years
Enrollment
240 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2021 – 2025
U.S. locations
2
States / cities
Austin, Texas
Source: ClinicalTrials.gov public record
Updated May 16, 2022 · Synced Sep 2, 2026, 2:16 AM EDT
Not yet recruiting Phase 4 Interventional

The Effects of Orexin Antagonism on Fear Extinction in PTSD

NCT06788522
View directory record Official record
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
Source: ClinicalTrials.gov public record
Updated Jun 1, 2026 · Synced Sep 2, 2026, 2:16 AM EDT
Completed Not applicable Interventional

Evaluation of a Brief, Online Intervention for Military Personnel

NCT03579706
View directory record Official record
Conditions
Experimental, Placebo Contol
Interventions
Cognitive Anxiety Sensitivity Treatment, Physical Health Education Training
Behavioral
Lead sponsor
Florida State University
Other
Eligibility
18 Years and older
Enrollment
180 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2018
U.S. locations
1
States / cities
Tallahassee, Florida
Source: ClinicalTrials.gov public record
Updated Feb 16, 2020 · Synced Sep 2, 2026, 2:16 AM EDT
Completed Not applicable Interventional Accepts healthy volunteers Results available

Expectation of Unpleasant Events in Anxiety Disorders

NCT00055224
View directory record Official record
Conditions
Anxiety Disorders
Interventions
Threat of shock
Device
Lead sponsor
National Institute of Mental Health (NIMH)
NIH
Eligibility
18 Years to 50 Years
Enrollment
921 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2003 – 2022
U.S. locations
1
States / cities
Bethesda, Maryland
Source: ClinicalTrials.gov public record
Updated Jan 8, 2024 · Synced Sep 2, 2026, 2:16 AM EDT
Completed Not applicable Interventional Accepts healthy volunteers

Exercise and Therapeutic Learning Among Women With PTSD

NCT04113798
View directory record Official record
Conditions
PTSD
Interventions
Day 1 Assessments, Day 2 Fear Learning, Day 3 Fear Extinction, Moderate Intensity Exercise, Low Intensity Exercise, Day 4 Recall of Fear Extinction
Other · Behavioral
Lead sponsor
University of Wisconsin, Madison
Other
Eligibility
21 Years to 50 Years · Female only
Enrollment
35 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2019 – 2020
U.S. locations
1
States / cities
Madison, Wisconsin
Source: ClinicalTrials.gov public record
Updated Jun 18, 2020 · Synced Sep 2, 2026, 2:16 AM EDT
Completed No phase listed Observational Accepts healthy volunteers

The Effects of D-cycloserine on Stimulus Generalization of Conditioned Fear Healthy Controls.

NCT01733030
View directory record Official record
Conditions
Post Traumatic Stress Syndrome
Interventions
Seromycin
Drug
Lead sponsor
University of Minnesota
Other
Eligibility
18 Years to 55 Years
Enrollment
56 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2013 – 2015
U.S. locations
1
States / cities
Minneapolis, Minnesota
Source: ClinicalTrials.gov public record
Updated May 3, 2017 · Synced Sep 2, 2026, 2:16 AM EDT
Completed Early Phase 1 Interventional

Effects of Duloxetine on Fear Conditioning in Posttraumatic Stress Disorder (PTSD)

NCT00763178
View directory record Official record
Conditions
Posttraumatic Stress Disorder
Interventions
Duloxetine
Drug
Lead sponsor
Yale University
Other
Eligibility
18 Years to 65 Years · Male only
Enrollment
26 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2007 – 2009
U.S. locations
1
States / cities
West Haven, Connecticut
Source: ClinicalTrials.gov public record
Updated Apr 22, 2015 · Synced Sep 2, 2026, 2:16 AM EDT
Withdrawn Not applicable Interventional

Virtual Mental Health Intervention to Address Fear of Progression for Women With High Risk or Stage III-IV Gynecologic or Breast Cancer

NCT07226102
View directory record Official record
Conditions
Anatomic Stage III Breast Cancer AJCC v8, Anatomic Stage IV Breast Cancer AJCC v8, Endometrial Carcinoma, Endometrial Endometrioid Adenocarcinoma, Female Reproductive System Neoplasm, Stage II Ovarian Cancer AJCC v8, Stage III Ovarian Cancer AJCC v8, Stage III Vaginal Cancer AJCC v8, Stage III Vulvar Cancer AJCC v8, Stage IV Ovarian Cancer AJCC v8, Stage IV Vaginal Cancer AJCC v8, Stage IV Vulvar Cancer AJCC v8, Triple-Negative Breast Carcinoma
Interventions
Behavioral Intervention, Educational Intervention, Internet-Based Intervention, Interview, Survey Administration, Virtual Technology Intervention
Behavioral · Other
Lead sponsor
City of Hope Medical Center
Other
Eligibility
18 Years and older · Female only
Healthy volunteers
Healthy volunteers not accepted
Timeline
2026
U.S. locations
12
States / cities
Arcadia, California • Duarte, California • Irvine, California + 8 more
Source: ClinicalTrials.gov public record
Updated Feb 3, 2026 · Synced Sep 2, 2026, 2:16 AM EDT
Completed No phase listed Observational Results available

Key Dimensions of PTSD and ED

NCT03778307
View directory record Official record
Conditions
Trauma, PTSD, Endothelial Dysfunction
Interventions
Psychophysiological fear conditioning and extinction task, Eyetracking task
Behavioral
Lead sponsor
University of California, Los Angeles
Other
Eligibility
18 Years and older
Enrollment
168 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2019 – 2025
U.S. locations
1
States / cities
Los Angeles, California
Source: ClinicalTrials.gov public record
Updated Jul 23, 2026 · Synced Sep 2, 2026, 2:16 AM EDT
Completed No phase listed Observational Accepts healthy volunteers

Epi-Genetic Modulators of Fear Extinction in Alcohol Dependence

NCT02438969
View directory record Official record
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
Source: ClinicalTrials.gov public record
Updated Feb 16, 2026 · Synced Sep 2, 2026, 2:16 AM EDT
Completed Not applicable Interventional

Depression and Anxiety Reduction Treatment for Suicide

NCT01941862
View directory record Official record
Conditions
Anxiety, Depression, Suicide
Interventions
Psychoeducation and Cognitive Bias Modification
Behavioral
Lead sponsor
Florida State University
Other
Eligibility
18 Years to 65 Years
Enrollment
300 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2013 – 2017
U.S. locations
1
States / cities
Tallahassee, Florida
Source: ClinicalTrials.gov public record
Updated Jun 18, 2018 · Synced Sep 2, 2026, 2:16 AM EDT
Completed No phase listed Observational Accepts healthy volunteers

Cerebral GABA and Fear Conditioning in PTSD

NCT01800383
View directory record Official record
Conditions
Stress Disorders, Post-Traumatic
Interventions
Not listed
Lead sponsor
Isabelle Rosso
Other
Eligibility
20 Years to 50 Years
Enrollment
126 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2013 – 2022
U.S. locations
1
States / cities
Belmont, Massachusetts
Source: ClinicalTrials.gov public record
Updated Apr 3, 2023 · Synced Sep 2, 2026, 2:16 AM EDT
Completed No phase listed Observational Accepts healthy volunteers

Fear Conditioning Using Computer-Generated Virtual Reality

NCT00025844
View directory record Official record
Conditions
Anxiety Disorder
Interventions
Not listed
Lead sponsor
National Institute of Mental Health (NIMH)
NIH
Eligibility
7 Years to 50 Years
Enrollment
202 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2001 – 2012
U.S. locations
1
States / cities
Bethesda, Maryland
Source: ClinicalTrials.gov public record
Updated Jul 1, 2017 · Synced Sep 2, 2026, 2:16 AM EDT