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Showing 1–24 of 1,605 matching trials from the live ClinicalTrials.gov search.
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Filters: Condition: Depression, Unipolar Clear all
Recruiting Early Phase 1 Interventional

Synaptic Mechanisms of Continuous Theta Burst Stimulation in Depression

NCT07560878
View directory record Official record
Conditions
Major Depression
Interventions
D-Cycloserine (DCS), Continuous theta-burst stimulation (cTBS), Transcranial Magnetic Stimulation Sham, Memantine, Lorazepam (drug), Baclofen, Placebo
Drug · Device
Lead sponsor
Mclean Hospital
Other
Eligibility
18 Years and older
Enrollment
80 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2026 – 2030
U.S. locations
1
States / cities
Belmont, Massachusetts
Source: ClinicalTrials.gov public record
Updated May 12, 2026 · Synced Jul 21, 2026, 11:24 AM EDT
Completed No phase listed Observational

Clinical Trial of CBASP for Individuals With Co-occurring Chronic Depression and Alcohol Dependence

NCT01528748
View directory record Official record
Conditions
Depressive Disorder, Major Depressive Disorder, Dysthymic Disorder, Alcohol-Related Disorders, Alcoholism
Interventions
Cognitive Behavioral Analysis System of Psychotherapy
Behavioral
Lead sponsor
University of Virginia
Other
Eligibility
21 Years to 65 Years
Enrollment
8 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2011 – 2018
U.S. locations
1
States / cities
Charlottesville, Virginia
Source: ClinicalTrials.gov public record
Updated Apr 16, 2019 · Synced Jul 21, 2026, 11:24 AM EDT
Completed No phase listed Observational Results available

Retrospective Analysis of Outcomes With a Pharmacogenomic Algorithm

NCT01632267
View directory record Official record
Conditions
Depression, Anxiety
Interventions
Not listed
Lead sponsor
Assurex Health Inc.
Industry
Eligibility
18 Years to 65 Years
Enrollment
104 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2011
U.S. locations
1
States / cities
Chicago, Illinois
Source: ClinicalTrials.gov public record
Updated Jan 4, 2016 · Synced Jul 21, 2026, 11:24 AM EDT
Completed No phase listed Observational Accepts healthy volunteers

PET Imaging of Brain mGluR1 Receptors Using [18F]FIMX

NCT02230592
View directory record Official record
Conditions
Anxiety Disorder, Major Depressive Disorder
Interventions
Not listed
Lead sponsor
National Institute of Mental Health (NIMH)
NIH
Eligibility
18 Years to 55 Years
Enrollment
19 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2013 – 2016
U.S. locations
1
States / cities
Bethesda, Maryland
Source: ClinicalTrials.gov public record
Updated Jul 4, 2018 · Synced Jul 21, 2026, 11:24 AM EDT
Completed Phase 4 Interventional Accepts healthy volunteers Results available

Depression, Epinephrine, and Platelet Function

NCT00166114
View directory record Official record
Conditions
Major Depressive Disorder
Interventions
Escitalopram, Desipramine
Drug
Lead sponsor
Emory University
Other
Eligibility
18 Years to 55 Years
Enrollment
40 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2002 – 2009
U.S. locations
1
States / cities
Atlanta, Georgia
Source: ClinicalTrials.gov public record
Updated Jul 22, 2015 · Synced Jul 21, 2026, 11:24 AM EDT
Completed Phase 3 Interventional Results available

A Study in the Treatment of Children and Adolescents With Major Depressive Disorder

NCT00849693
View directory record Official record
Conditions
Major Depressive Disorder
Interventions
Placebo, fluoxetine, duloxetine
Drug
Lead sponsor
Eli Lilly and Company
Industry
Eligibility
7 Years to 17 Years
Enrollment
463 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2009 – 2011
U.S. locations
44
States / cities
Birmingham, Alabama • Dothan, Alabama • Little Rock, Arkansas + 41 more
Source: ClinicalTrials.gov public record
Updated Apr 18, 2012 · Synced Jul 21, 2026, 11:24 AM EDT
Completed Not applicable Interventional

A Megastudy of Single-Session Interventions for Depression

NCT06856668
View directory record Official record
Conditions
Depression - Major Depressive Disorder
Interventions
Behavioral Activation (Action Brings Change Project 10-Minute Version), Mindful Acceptance, Moral Elevation, Mindful Attention Skills, 5 Habits to Beat Depression, Interactive Cognitive Reappraisal, Expressive Writing (AI-supported), Inner Child Healing Walk, Savoring Strategies, Personalized Intervention Recommender, Dialectical Behavioral Therapy Skills, All about Trout, Reframing Negative Thoughts
Behavioral
Lead sponsor
Northwestern University
Other
Eligibility
18 Years and older
Enrollment
7,505 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2025
U.S. locations
1
States / cities
Chicago, Illinois
Source: ClinicalTrials.gov public record
Updated Jun 26, 2025 · Synced Jul 21, 2026, 11:24 AM EDT
Recruiting Not applicable Interventional

Exercise Training for Managing Major Depressive Disorder in Multiple Sclerosis

NCT05051618
View directory record Official record
Conditions
Multiple Sclerosis, Major Depressive Disorder
Interventions
POWER-MS, FLEX-MS
Behavioral
Lead sponsor
University of Illinois at Chicago
Other
Eligibility
18 Years to 64 Years
Enrollment
146 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2023 – 2026
U.S. locations
1
States / cities
Chicago, Illinois
Source: ClinicalTrials.gov public record
Updated Jun 3, 2026 · Synced Jul 21, 2026, 11:24 AM EDT
Recruiting Phase 1 Interventional

Mechanism of Action Underlying Ketamine's Antidepressant Effects: The AMPA Throughput Theory in Patients With Treatment-Resistant Major Depression

NCT03973268
View directory record Official record
Conditions
Depression, Major Depressive Disorder, Major Depression
Interventions
Arm 1, 2, 3 device interventions, Arm 2 Interventions, Arm 1, 2, 3 drug Interventions, Arm 1 and 2 Interventions
Device · Other · Drug
Lead sponsor
National Institute of Mental Health (NIMH)
NIH
Eligibility
18 Years to 70 Years
Enrollment
70 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2020 – 2027
U.S. locations
1
States / cities
Bethesda, Maryland
Source: ClinicalTrials.gov public record
Updated Jun 15, 2026 · Synced Jul 21, 2026, 11:24 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 Jul 21, 2026, 11:24 AM EDT
Active, not recruiting Early Phase 1 Interventional

Ketamine Associated ACC GABA and Glutamate Change and Depression Remission:

NCT03573349
View directory record Official record
Conditions
Major Depressive Disorder, Treatment Resistant Depression, Bipolar Depression
Interventions
Ketamine
Drug
Lead sponsor
Mayo Clinic
Other
Eligibility
18 Years to 65 Years
Enrollment
18 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2019 – 2026
U.S. locations
1
States / cities
Rochester, Minnesota
Source: ClinicalTrials.gov public record
Updated Jul 1, 2026 · Synced Jul 21, 2026, 11:24 AM EDT
Completed Not applicable Interventional

Depression Agency-Based Collaboration

NCT01566318
View directory record Official record
Conditions
Major Depression, Anxiety Disorder
Interventions
Problem-Solving Therapy
Behavioral
Lead sponsor
University of Pittsburgh
Other
Eligibility
60 Years and older
Enrollment
104 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2012 – 2016
U.S. locations
1
States / cities
Pittsburgh, Pennsylvania
Source: ClinicalTrials.gov public record
Updated Dec 12, 2016 · Synced Jul 21, 2026, 11:24 AM EDT
Completed Phase 4 Interventional Accepts healthy volunteers Results available

The Safety and Efficacy of Naltrexone and Scopolamine Utilized in the Treatment of Major Depression

NCT03386448
View directory record Official record
Conditions
Depression
Interventions
Scopolamine and naltrexone, placebo arm
Drug
Lead sponsor
The Taub Group
Industry
Eligibility
18 Years to 65 Years
Enrollment
14 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2018
U.S. locations
1
States / cities
Charlotte, North Carolina
Source: ClinicalTrials.gov public record
Updated May 19, 2019 · Synced Jul 21, 2026, 11:24 AM EDT
Completed Phase 3 Interventional Results available

A Double-Blind, Placebo-Controlled Study of Aripiprazole Adjunctive to Antidepressant Therapy

NCT00683852
View directory record Official record
Conditions
Major Depressive Disorder
Interventions
Aripiprazole 5mg, Aripiprazole 2mg, Placebo
Drug
Lead sponsor
Massachusetts General Hospital
Other
Eligibility
18 Years to 65 Years
Enrollment
225 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2008 – 2009
U.S. locations
1
States / cities
Boston, Massachusetts
Source: ClinicalTrials.gov public record
Updated Jul 18, 2017 · Synced Jul 21, 2026, 11:24 AM EDT
Completed Phase 1Phase 2 Interventional Accepts healthy volunteers

Pharmacokinetics - Pharmacodynamic Study of HT-2157 in Healthy Subjects and in Patients With Major Depressive Disorder

NCT01413932
View directory record Official record
Conditions
Healthy Volunteers (Part 1), Major Depressive Disorder (Part 2)
Interventions
HT-2157, Placebo
Drug
Lead sponsor
Dart NeuroScience, LLC
Industry
Eligibility
18 Years to 55 Years
Enrollment
26 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2011 – 2012
U.S. locations
1
States / cities
Glendale, California
Source: ClinicalTrials.gov public record
Updated Dec 15, 2015 · Synced Jul 21, 2026, 11:24 AM EDT
Terminated Phase 2 Interventional Results available

A Randomized, Double-Blind, Parallel-Group, Placebo-Controlled, Fixed Dose Study Evaluating the Efficacy and Safety of Orvepitant in Subjects With Major Depressive Disorder

NCT00880399
View directory record Official record
Conditions
Depressive Disorder, Major
Interventions
orvepitant, placebo
Drug · Other
Lead sponsor
GlaxoSmithKline
Industry
Eligibility
18 Years to 64 Years
Enrollment
328 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2009 – 2010
U.S. locations
17
States / cities
Birmingham, Alabama • Scottsdale, Arizona • Arcadia, California + 14 more
Source: ClinicalTrials.gov public record
Updated Sep 11, 2017 · Synced Jul 21, 2026, 11:24 AM EDT
Terminated No phase listed Observational Accepts healthy volunteers

Brain Imaging for HIV-Associated Thinking and Mood Disorders

NCT01692236
View directory record Official record
Conditions
Human Immunodeficiency Virus, Neurocognitive Impairment
Interventions
Not listed
Lead sponsor
National Institutes of Health Clinical Center (CC)
NIH
Eligibility
25 Years to 61 Years
Enrollment
84 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2012 – 2018
U.S. locations
1
States / cities
Bethesda, Maryland
Source: ClinicalTrials.gov public record
Updated Dec 4, 2019 · Synced Jul 21, 2026, 11:24 AM EDT
Completed Not applicable Interventional Results available

rTMS for PTSD Comorbid With Major Depressive Disorder

NCT02273063
View directory record Official record
Conditions
Posttraumatic Stress Disorder, Major Depressive Disorder, Transcranial Magnetic Stimulation, Repetitive
Interventions
Transcranial Magnetic Stimulation (TMS)
Device
Lead sponsor
Butler Hospital
Other
Eligibility
18 Years to 70 Years
Enrollment
40 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2014 – 2016
U.S. locations
2
States / cities
Providence, Rhode Island
Source: ClinicalTrials.gov public record
Updated Oct 3, 2018 · Synced Jul 21, 2026, 11:24 AM EDT
Not yet recruiting Phase 1Phase 2 Interventional

A Phase I/II Study of PDC-1421 for Treating Depression in Cancer Patients

NCT03833206
View directory record Official record
Conditions
Major Depressive Disorder
Interventions
PDC-1421 Capsule
Drug
Lead sponsor
BioLite, Inc.
Industry
Eligibility
21 Years to 85 Years
Enrollment
12 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2027 – 2028
U.S. locations
1
States / cities
Los Angeles, California
Source: ClinicalTrials.gov public record
Updated Apr 19, 2026 · Synced Jul 21, 2026, 11:24 AM EDT
Recruiting Not applicable Interventional Accepts healthy volunteers

Neural Correlates of Stress and Perceived Control in Adolescent Depression

NCT04788524
View directory record Official record
Conditions
Major Depressive Disorder
Interventions
Computer Task Manipulation
Behavioral
Lead sponsor
Mclean Hospital
Other
Eligibility
14 Years to 18 Years · Female only
Enrollment
80 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2021 – 2026
U.S. locations
1
States / cities
Belmont, Massachusetts
Source: ClinicalTrials.gov public record
Updated May 18, 2026 · Synced Jul 21, 2026, 11:24 AM EDT
Terminated No phase listed Observational

Functional and Neurochemical Correlates of Treatment Response in Major Depressive Disorder

NCT01598324
View directory record Official record
Conditions
Treatment-Resistant Depression
Interventions
Not listed
Lead sponsor
Mclean Hospital
Other
Eligibility
18 Years to 65 Years
Enrollment
1 participant
Healthy volunteers
Healthy volunteers not accepted
Timeline
Started 2012
U.S. locations
1
States / cities
Belmont, Massachusetts
Source: ClinicalTrials.gov public record
Updated Aug 12, 2013 · Synced Jul 21, 2026, 11:24 AM EDT
Completed Not applicable Interventional

Dismantling Mindfulness: Contributions of Attention vs. Acceptance

NCT01831362
View directory record Official record
Conditions
Mild-moderate Unipolar Depression; Persistent Negative Affect
Interventions
Mindfulness-Based Cognitive Therapy, Focused Attention (FA), Open- Monitoring
Behavioral
Lead sponsor
Brown University
Other
Eligibility
18 Years to 65 Years
Enrollment
104 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2013 – 2016
U.S. locations
1
States / cities
Providence, Rhode Island
Source: ClinicalTrials.gov public record
Updated Nov 4, 2018 · Synced Jul 21, 2026, 11:24 AM EDT
Completed Phase 4 Interventional

Treating Alcohol Use In Older Adults With Depression

NCT00018824
View directory record Official record
Conditions
Alcoholism, Depression
Interventions
NALTREXONE, Placebo
Drug
Lead sponsor
US Department of Veterans Affairs
Federal
Eligibility
55 Years and older
Enrollment
74 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
1999 – 2005
U.S. locations
1
States / cities
Philadelphia, Pennsylvania
Source: ClinicalTrials.gov public record
Updated Sep 22, 2009 · Synced Jul 21, 2026, 11:24 AM EDT
Completed Phase 3 Interventional

Duloxetine Versus Placebo for Fibromyalgia

NCT00489073
View directory record Official record
Conditions
Fibromyalgia
Interventions
duloxetine, placebo
Drug
Lead sponsor
Eli Lilly and Company
Industry
Eligibility
18 Years and older · Female only
Enrollment
345 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2002 – 2003
U.S. locations
1
States / cities
Indianapolis, Indiana
Source: ClinicalTrials.gov public record
Updated Jun 20, 2007 · Synced Jul 21, 2026, 11:24 AM EDT