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Showing 1–24 of 1,735 matching trials from the live ClinicalTrials.gov search.
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Filters: Condition: Severe Depression Clear all
Recruiting Phase 1 Interventional Accepts healthy volunteers

PET Imaging of Cyclooxygenase in Participants With Major Depressive Disorder (MDD)

NCT04582916
View directory record Official record
Conditions
Depression
Interventions
11C-MCI, 11CPS13
Drug
Lead sponsor
National Institute of Mental Health (NIMH)
NIH
Eligibility
18 Years to 70 Years
Enrollment
64 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2021 – 2030
U.S. locations
1
States / cities
Bethesda, Maryland
Source: ClinicalTrials.gov public record
Updated Aug 17, 2026 · Synced Sep 3, 2026, 10:25 AM EDT
Completed Not applicable Interventional Results available

Transcranial Alternating Current Stimulation for Major Depressive Disorder

NCT02339285
View directory record Official record
Conditions
Major Depressive Disorder, MDD
Interventions
tACS (alpha), tACS (gamma)
Device
Lead sponsor
University of North Carolina, Chapel Hill
Other
Eligibility
18 Years to 65 Years
Enrollment
32 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2015 – 2017
U.S. locations
1
States / cities
Chapel Hill, North Carolina
Source: ClinicalTrials.gov public record
Updated Aug 19, 2018 · Synced Sep 3, 2026, 10:25 AM EDT
Completed No phase listed Observational

Translational Investigation of Gestational Environment on Neurobehavioral Function in Children

NCT02715778
View directory record Official record
Conditions
Major Depressive Disorder
Interventions
Not listed
Lead sponsor
Massachusetts General Hospital
Other
Eligibility
6 Years and older
Enrollment
95 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2016 – 2019
U.S. locations
2
States / cities
Boston, Massachusetts
Source: ClinicalTrials.gov public record
Updated Mar 15, 2020 · Synced Sep 3, 2026, 10:25 AM EDT
Completed Not applicable Interventional Results available

Transdiagnostic Psychotherapy for Veterans With Mood and Anxiety Disorders

NCT01947647
View directory record Official record
Conditions
Major Depressive Disorder, Persistent Depressive Disorder, Posttraumatic Stress Disorder, Panic Disorder, Social Phobia, Specific Phobia, Generalized Anxiety Disorder, Obsessive Compulsive Disorder
Interventions
Transdiagnostic Behavior Therapy, Behavioral Activation Therapy
Behavioral
Lead sponsor
VA Office of Research and Development
Federal
Eligibility
18 Years to 80 Years
Enrollment
105 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2014 – 2018
U.S. locations
1
States / cities
Charleston, South Carolina
Source: ClinicalTrials.gov public record
Updated Aug 27, 2019 · Synced Sep 3, 2026, 10:25 AM EDT
Completed No phase listed Observational Accepts healthy volunteers

Understanding Brain Reward Responses in Individuals With Major Depressive Disorder

NCT00183755
View directory record Official record
Conditions
Depression
Interventions
Not listed
Lead sponsor
Mclean Hospital
Other
Eligibility
18 Years to 64 Years
Enrollment
87 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2005 – 2009
U.S. locations
3
States / cities
Boston, Massachusetts • Cambridge, Massachusetts • Charlestown, Massachusetts
Source: ClinicalTrials.gov public record
Updated Apr 20, 2014 · Synced Sep 3, 2026, 10:25 AM EDT
Completed Phase 3 Interventional Results available

A Study Of DVS SR In Treatment Of Children And Adolescent Outpatients With MDD

NCT01372150
View directory record Official record
Conditions
Major Depressive Disorder
Interventions
desvenlafaxine succinate sustained release, fluoxetine, placebo
Drug
Lead sponsor
Pfizer
Industry
Eligibility
7 Years to 17 Years
Enrollment
340 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2011 – 2015
U.S. locations
41
States / cities
Dothan, Alabama • Goodyear, Arizona • Tucson, Arizona + 31 more
Source: ClinicalTrials.gov public record
Updated Jan 14, 2019 · Synced Sep 3, 2026, 10:25 AM EDT
Recruiting Not applicable Interventional Accepts healthy volunteers

Transcranial Direct Current Stimulation (tDCS) Neuromodulation of Executive Function Across Neuropsychiatric Populations

NCT04296604
View directory record Official record
Conditions
Traumatic Brain Injury, Major Depressive Disorder, Bipolar Disorder, Schizophrenia, Attention Deficit Hyperactivity Disorder, Borderline Personality Disorder, Substance Use Disorders
Interventions
Transcranial Direct Current Stimulation
Device
Lead sponsor
Massachusetts General Hospital
Other
Eligibility
18 Years to 65 Years
Enrollment
600 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2014 – 2026
U.S. locations
1
States / cities
Boston, Massachusetts
Source: ClinicalTrials.gov public record
Updated Sep 9, 2025 · Synced Sep 3, 2026, 10:25 AM EDT
Completed Phase 4 Interventional Accepts healthy volunteers

Antepartum Study on Use of Interpersonal Psychotherapy at 3 New York City Site

NCT00251043
View directory record Official record
Conditions
Depression
Interventions
Interpersonal psychotherapy for depression in pregnancy, Parenting education program (PEP)
Behavioral
Lead sponsor
New York State Psychiatric Institute
Other
Eligibility
18 Years to 45 Years · Female only
Enrollment
142 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2005 – 2010
U.S. locations
1
States / cities
New York, New York
Source: ClinicalTrials.gov public record
Updated Mar 25, 2012 · Synced Sep 3, 2026, 10:25 AM EDT
Completed Not applicable Interventional Results available

Nurse-led Case Management for Diabetes and Cardiovascular Disease Patients With Depression

NCT00468676
View directory record Official record
Conditions
Depression
Interventions
Nurse-led case management, Treatment as usual
Behavioral
Lead sponsor
University of Washington
Other
Eligibility
18 Years to 80 Years
Enrollment
214 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2007 – 2012
U.S. locations
1
States / cities
Seattle, Washington
Source: ClinicalTrials.gov public record
Updated May 1, 2014 · Synced Sep 3, 2026, 10:25 AM EDT
Not yet recruiting No phase listed Observational

MOCHA: Embedded Inpatient Mental Health Care for High-Risk Perinatal Patients

NCT07540585
View directory record Official record
Conditions
Anxiety Disorders, Stress Disorders, Post-Traumatic, Pregnancy, High Risk, Depressive Disorder, Major, Pregnancy Complications, ADHD - Attention Deficit Disorder With Hyperactivity
Interventions
Collaborative Mental Health Care Program (CMHCP)
Behavioral
Lead sponsor
Indiana University
Other
Eligibility
18 Years to 100 Years · Female only
Enrollment
50 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2026 – 2027
U.S. locations
1
States / cities
Indianapolis, Indiana
Source: ClinicalTrials.gov public record
Updated Apr 21, 2026 · Synced Sep 3, 2026, 10:25 AM EDT
Completed Not applicable Interventional

Improving Representative Payeeship for People With Psychiatric Disabilities and Their Families

NCT00924976
View directory record Official record
Conditions
Schizophrenia, Bipolar Disorder, Major Depressive Disorder
Interventions
Steps for Achieving Financial Empowerment (SAFE)
Behavioral
Lead sponsor
University of North Carolina, Chapel Hill
Other
Eligibility
18 Years to 65 Years
Enrollment
303 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2008 – 2011
U.S. locations
1
States / cities
Chapel Hill, North Carolina
Source: ClinicalTrials.gov public record
Updated Jun 14, 2018 · Synced Sep 3, 2026, 10:25 AM EDT
Completed Phase 2 Interventional Results available

Efficacy and Tolerability of Riluzole in Treatment Resistant Depression

NCT01204918
View directory record Official record
Conditions
Depression
Interventions
Riluzole, placebo
Drug
Lead sponsor
Yale University
Other
Eligibility
18 Years to 65 Years
Enrollment
104 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2011 – 2015
U.S. locations
3
States / cities
New Haven, Connecticut • Boston, Massachusetts • Houston, Texas
Source: ClinicalTrials.gov public record
Updated Mar 5, 2020 · Synced Sep 3, 2026, 10:25 AM EDT
Recruiting Phase 3 Interventional

Biomarker-guided rTMS for Treatment Resistant Depression

NCT04041479
View directory record Official record
Conditions
Treatment Resistant Depression, Major Depressive Disorder
Interventions
Repetitive Transcranial Magnetic Stimulation
Device
Lead sponsor
Weill Medical College of Cornell University
Other
Eligibility
22 Years to 65 Years
Enrollment
348 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2021 – 2027
U.S. locations
2
States / cities
Stanford, California • New York, New York
Source: ClinicalTrials.gov public record
Updated Feb 24, 2026 · Synced Sep 3, 2026, 10:25 AM EDT
Recruiting Phase 2 Interventional

Investigation of the Antidepressant Effects of (2R,6R)-HNK, an Enhancer of Synaptic Glutamate Release, in Treatment-Resistant Depression

NCT06511908
View directory record Official record
Conditions
Suicide, Depressive Disorder, Treatment-Resistant, Ketamine, Molecular Mechanisms of Pharmacological Action, Neurotransmitter Agents, Excitatory Amino Acid Agents, Physiological Effects of Drugs, Depressive Disorder, Major, Depressive Disorder, Depression, Mental Disorders, Mood Disorders, Behavioral Symptoms
Interventions
(2R,6R)-hydroxynorketamine (0.25 to 2.0 mg/kg), Placebo
Drug
Lead sponsor
National Institute of Mental Health (NIMH)
NIH
Eligibility
18 Years to 70 Years
Enrollment
50 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2024 – 2027
U.S. locations
1
States / cities
Bethesda, Maryland
Source: ClinicalTrials.gov public record
Updated Jul 9, 2026 · Synced Sep 3, 2026, 10:25 AM EDT
Completed Not applicable Interventional

Cognitive Training for Depression II

NCT01934491
View directory record Official record
Conditions
Major Depressive Disorder
Interventions
Cognitive Training A, Cognitive Training B
Behavioral
Lead sponsor
Icahn School of Medicine at Mount Sinai
Other
Eligibility
18 Years to 55 Years
Enrollment
51 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2013 – 2017
U.S. locations
1
States / cities
New York, New York
Source: ClinicalTrials.gov public record
Updated Jul 20, 2017 · Synced Sep 3, 2026, 10:25 AM EDT
Terminated No phase listed Observational

Risks for Insulin Resistance and Metabolic Syndrome Between Major Depressive Disorder (MDD) or MDD With Psychotic Features

NCT01310140
View directory record Official record
Conditions
Major Depressive Disorder, Major Depressive Disorder w/ Psychotic Features, Metabolic Syndrome
Interventions
Not listed
Lead sponsor
Massachusetts General Hospital
Other
Eligibility
18 Years to 85 Years
Enrollment
14 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2011 – 2012
U.S. locations
1
States / cities
Boston, Massachusetts
Source: ClinicalTrials.gov public record
Updated Feb 12, 2017 · Synced Sep 3, 2026, 10:25 AM EDT
Completed Phase 2 Interventional

Mechanistic Evaluation of Response in TRD (MERIT)

NCT04608396
View directory record Official record
Conditions
Treatment Resistant Depression, Major Depressive Disorder
Interventions
AXS-05, Placebo
Drug
Lead sponsor
Axsome Therapeutics, Inc.
Industry
Eligibility
18 Years and older
Enrollment
44 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2020 – 2021
U.S. locations
20
States / cities
Little Rock, Arkansas • Redlands, California • Sherman Oaks, California + 17 more
Source: ClinicalTrials.gov public record
Updated Jul 11, 2022 · Synced Sep 3, 2026, 10:25 AM EDT
Completed Not applicable Interventional

Meditation for Dementia Caregivers Major Depressive Disorder in Family Dementia Caregivers

NCT02122068
View directory record Official record
Conditions
Mentalizing Imagery Therapy, Relaxation Recording
Interventions
Mentalizing Imagery Therapy, Relaxation cd
Behavioral
Lead sponsor
University of California, San Francisco
Other
Eligibility
45 Years and older
Enrollment
26 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2014 – 2015
U.S. locations
1
States / cities
Los Angeles, California
Source: ClinicalTrials.gov public record
Updated Jan 21, 2021 · Synced Sep 3, 2026, 10:25 AM EDT
Completed Phase 2 Interventional Results available

Decreasing Risk of Coronary Artery Disease in Schizophrenia by Omega-3 Fatty Acid Supplementation

NCT00167310
View directory record Official record
Conditions
Schizophrenia, Schizoaffective Disorder, Major Depression, Bipolar Disorder, Coronary Artery Disease
Interventions
Eicosapentaenoic acid (omega-3 fatty acid), Placebo
Drug
Lead sponsor
University of Pittsburgh
Other
Eligibility
18 Years and older
Enrollment
57 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2005 – 2015
U.S. locations
1
States / cities
Pittsburgh, Pennsylvania
Source: ClinicalTrials.gov public record
Updated Apr 9, 2017 · Synced Sep 3, 2026, 10:25 AM EDT
Completed Phase 2 Interventional

The Antidepressant Effects Of The NMDA Antagonist, CP-101,606, In Patients With MDD

NCT00163059
View directory record Official record
Conditions
Depressive Disorder, Major
Interventions
NMDA Antagonist, CP-101,606 (traxoprodil)
Drug
Lead sponsor
Pfizer
Industry
Eligibility
18 Years to 55 Years
Enrollment
30 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2004 – 2005
U.S. locations
1
States / cities
Wichita, Kansas
Source: ClinicalTrials.gov public record
Updated Sep 21, 2006 · Synced Sep 3, 2026, 10:25 AM EDT
Withdrawn Not applicable Interventional

Study of Supplementation of Antidepressants With Fish Oil to Improve Time to Clinical Response

NCT00963196
View directory record Official record
Conditions
Major Depressive Disorder
Interventions
Omega-3 fatty acid, Bovine gelatin capsules
Dietary Supplement · Drug
Lead sponsor
University of Virginia
Other
Eligibility
18 Years and older
Enrollment
78 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2009 – 2010
U.S. locations
1
States / cities
Charlottesville, Virginia
Source: ClinicalTrials.gov public record
Updated Jun 3, 2010 · Synced Sep 3, 2026, 10:25 AM EDT
Completed Phase 1 Interventional Accepts healthy volunteers

Relative Bioavailability (RBA) Study of LY03005 vs Pristiq®

NCT03357796
View directory record Official record
Conditions
Major Depressive Disorder
Interventions
LY03005, Pristiq
Drug
Lead sponsor
Luye Pharma Group Ltd.
Industry
Eligibility
18 Years to 50 Years
Enrollment
20 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2017
U.S. locations
1
States / cities
Eatontown, New Jersey
Source: ClinicalTrials.gov public record
Updated Jan 3, 2018 · Synced Sep 3, 2026, 10:25 AM EDT
Enrolling by invitation Not applicable Interventional

Resonant Frequency rTMS: A Novel Approach to Target Circuit Modulation in Major Depressive Disorder

NCT06572683
View directory record Official record
Conditions
MDD, Depression
Interventions
Transcranial Magnetic Stimulation
Device
Lead sponsor
University of California, Los Angeles
Other
Eligibility
21 Years to 75 Years
Enrollment
84 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2024 – 2028
U.S. locations
1
States / cities
Los Angeles, California
Source: ClinicalTrials.gov public record
Updated Sep 21, 2025 · Synced Sep 3, 2026, 10:25 AM EDT
Completed Not applicable Interventional Accepts healthy volunteers

Real-time Biofeedback With 7-Tesla MRI for Treatment of Depression

NCT04138680
View directory record Official record
Conditions
Major Depressive Disorder
Interventions
Active Biofeedback, Sham Biofeedback
Behavioral
Lead sponsor
Icahn School of Medicine at Mount Sinai
Other
Eligibility
18 Years to 65 Years
Enrollment
79 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2019 – 2024
U.S. locations
1
States / cities
New York, New York
Source: ClinicalTrials.gov public record
Updated Sep 3, 2024 · Synced Sep 3, 2026, 10:25 AM EDT