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ClinicalTrials.gov public records Last synced Oct 15, 2026, 4:46 PM EDT

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Showing 481–504 of 1,788 matching trials from the live ClinicalTrials.gov search.
Filters: Condition: MAJOR DEPRESSIVE DISORDER Clear all
Completed Phase 2 Interventional Results available

A Study of Ketamine in Patients With Treatment-resistant Depression

NCT01627782
View directory record Official record
Conditions
Major Depressive Disorder
Interventions
Placebo, Ketamine
Drug
Lead sponsor
Janssen Research & Development, LLC
Industry
Eligibility
18 Years to 64 Years
Enrollment
68 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2012 – 2013
U.S. locations
13
States / cities
Birmingham, Alabama • Little Rock, Arkansas • Centennial, Colorado + 10 more
Source: ClinicalTrials.gov public record
Updated Apr 29, 2025 · Synced Oct 15, 2026, 4:46 PM EDT
Completed Not applicable Interventional Results available

Virtual Reality Job Interview Training in Severe Mental Illness

NCT03049813
View directory record Official record
Conditions
Schizophrenia, Schizoaffective Disorder, Bipolar Disorder, Depressive Disorder
Interventions
Virtual Reality Job Interview Training, Supported Employment (Services as Usual)
Behavioral · Other
Lead sponsor
University of Michigan
Other
Eligibility
18 Years and older
Enrollment
168 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2017 – 2022
U.S. locations
4
States / cities
Chicago, Illinois
Source: ClinicalTrials.gov public record
Updated Mar 9, 2023 · Synced Oct 15, 2026, 4:46 PM EDT
Recruiting Not applicable Interventional

Transcranial Direct Current Stimulation for Depression

NCT07042217
View directory record Official record
Conditions
Unipolar Depression
Interventions
transcranial direct current stimulation (tDCS) and mindfulness instruction, Sham tDCS and Mindfulness
Device
Lead sponsor
Soterix Medical
Industry
Eligibility
22 Years and older
Enrollment
25 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2025 – 2026
U.S. locations
1
States / cities
Woodbridge, New Jersey
Source: ClinicalTrials.gov public record
Updated Nov 10, 2025 · Synced Oct 15, 2026, 4:46 PM EDT
Completed Not applicable Interventional Results available

Behavioral Activation and Medication Optimization for Perioperative Mental Health Feasibility Study

NCT05110690
View directory record Official record
Conditions
Older Adults, Anxiety, Depression, Cardiac Surgery, Orthopedic Surgery, Major Surgical Resection of a Thoracic Malignancy, Major Surgical Resection of an Abdominal Malignancy
Interventions
Behavioral Activation, Medication Optimization
Behavioral · Other
Lead sponsor
Washington University School of Medicine
Other
Eligibility
60 Years and older
Enrollment
24 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2021 – 2022
U.S. locations
1
States / cities
St Louis, Missouri
Source: ClinicalTrials.gov public record
Updated Dec 18, 2023 · Synced Oct 15, 2026, 4:46 PM EDT
Recruiting Not applicable Interventional

Feasibility of Home-Based Intermittent 60Hz Light Therapy for Major Depressive Disorder (MDD)

NCT07111390
View directory record Official record
Conditions
Depression, MDD, Major Depressive Disorder, Major Depressive Episode
Interventions
60Hz Intermittent Light Therapy, Sham Light Therapy
Device
Lead sponsor
NYU Langone Health
Other
Eligibility
24 Years to 65 Years
Enrollment
40 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2025 – 2027
U.S. locations
1
States / cities
New York, New York
Source: ClinicalTrials.gov public record
Updated Jun 29, 2026 · Synced Oct 15, 2026, 4:46 PM EDT
Completed Phase 4 Interventional Results available

Abilify as an Adjunctive Treatment for Refractory Depression

NCT00220636
View directory record Official record
Conditions
Depressive Disorder, Major
Interventions
Aripiprazole
Drug
Lead sponsor
St. Luke's-Roosevelt Hospital Center
Other
Eligibility
18 Years to 70 Years
Enrollment
15 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2005 – 2008
U.S. locations
1
States / cities
New York, New York
Source: ClinicalTrials.gov public record
Updated May 26, 2016 · Synced Oct 15, 2026, 4:46 PM EDT
Terminated Phase 2Phase 3 Interventional Results available

Omega 3 FA Supplements as Augmentation in the Treatment of Depression

NCT01803711
View directory record Official record
Conditions
Major Depression, Cancer, Diabetes, Cardiovascular Diseases
Interventions
Desvenlafaxine, Omega 3 Fatty acids, Placebo (for Omega 3 fatty acid supplement)
Drug · Dietary Supplement
Lead sponsor
UConn Health
Other
Eligibility
18 Years and older
Enrollment
6 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2013 – 2016
U.S. locations
1
States / cities
Farmington, Connecticut
Source: ClinicalTrials.gov public record
Updated Dec 27, 2017 · Synced Oct 15, 2026, 4:46 PM EDT
Completed No phase listed Observational Accepts healthy volunteers

Behavioral Processes Underlying Reward Processing in Depression

NCT00205933
View directory record Official record
Conditions
Major Depressive Disorder, Bipolar Disorder
Interventions
Not listed
Lead sponsor
Affective Neuroscience Laboratory
Other
Eligibility
18 Years to 64 Years
Enrollment
78 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2004 – 2007
U.S. locations
2
States / cities
Boston, Massachusetts • Cambridge, Massachusetts
Source: ClinicalTrials.gov public record
Updated Dec 6, 2007 · Synced Oct 15, 2026, 4:46 PM EDT
Completed Phase 2 Interventional

A Research Study to Compare the Treatments of a Combination of Elzasonan With Zoloft, to Zoloft Alone, or Placebo in People With Major Depressive Disorder (MDD)

NCT00275197
View directory record Official record
Conditions
Depressive Disorder, Major
Interventions
Sertraline and Elzasonan Combination, Sertraline, Placebo
Drug
Lead sponsor
Pfizer
Industry
Eligibility
18 Years and older
Enrollment
262 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2005 – 2007
U.S. locations
4
States / cities
Beverly Hills, California • Norwich, Connecticut • New York, New York + 1 more
Source: ClinicalTrials.gov public record
Updated Nov 3, 2008 · Synced Oct 15, 2026, 4:46 PM EDT
Completed Not applicable Interventional

My Coach Connect: An Automated Telephone-based Reporting System for Patients With Mental Illness

NCT01749124
View directory record Official record
Conditions
Chronic Mental Illness, Major Depression, Schizophrenia, Bipolar Disorder
Interventions
My Coach Connect
Behavioral
Lead sponsor
RAND
Other
Eligibility
18 Years and older
Enrollment
47 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2012 – 2017
U.S. locations
1
States / cities
Long Beach, California
Source: ClinicalTrials.gov public record
Updated Feb 10, 2026 · Synced Oct 15, 2026, 4:46 PM EDT
Completed Phase 4 Interventional Results available

Prevention of Relapse & Recurrence of Bipolar Depression

NCT00961961
View directory record Official record
Conditions
Bipolar Disorder
Interventions
Lithium / Fluoxetine, Lithium / Placebo
Drug
Lead sponsor
University of Pennsylvania
Other
Eligibility
18 Years and older
Enrollment
177 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2009 – 2016
U.S. locations
2
States / cities
Chicago, Illinois • Philadelphia, Pennsylvania
Source: ClinicalTrials.gov public record
Updated Oct 19, 2020 · Synced Oct 15, 2026, 4:46 PM EDT
Completed Phase 4 Interventional

RCT of Brain Longitudinal Biomarker Study (OPT-Neuro RCT)

NCT05531591
View directory record Official record
Conditions
Depression, Dementia, Mild Cognitive Impairment, Treatment Resistant Depression, Major Depressive Disorder, Treatment-Refractory Depression, Late Life Depression, Geriatric Depression
Interventions
Aripiprazole Augmentation, Bupropion Augmentation, Switch to bupropion, Lithium Augmentation, Switch to nortriptyline
Drug
Lead sponsor
Centre for Addiction and Mental Health
Other
Eligibility
60 Years and older
Enrollment
87 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2019 – 2024
U.S. locations
3
States / cities
Los Angeles, California • St Louis, Missouri • New York, New York
Source: ClinicalTrials.gov public record
Updated Nov 25, 2024 · Synced Oct 15, 2026, 4:46 PM EDT
Completed No phase listed Observational Accepts healthy volunteers

A Neurobiological Model of Anhedonia

NCT05629520
View directory record Official record
Conditions
Anhedonia, Depression
Interventions
Not listed
Lead sponsor
Milton S. Hershey Medical Center
Other
Eligibility
18 Years to 65 Years
Enrollment
60 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2020 – 2024
U.S. locations
1
States / cities
Hershey, Pennsylvania
Source: ClinicalTrials.gov public record
Updated Oct 16, 2024 · Synced Oct 15, 2026, 4:46 PM EDT
Terminated Not applicable Interventional

Chronotherapy Randomized Controlled Trial

NCT02176824
View directory record Official record
Conditions
Major Depressive Disorder, Bipolar Depression, Suicidal Ideation
Interventions
Total Sleep deprivation, Sleep Phase Advance, and Bright Light Therapy, Partial Sleep deprivation, Sleep Phase Delay, and Low amber light., Treatment as usual
Behavioral · Other
Lead sponsor
Medical University of South Carolina
Other
Eligibility
18 Years to 90 Years
Enrollment
13 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2014 – 2016
U.S. locations
1
States / cities
Charleston, South Carolina
Source: ClinicalTrials.gov public record
Updated May 30, 2019 · Synced Oct 15, 2026, 4:46 PM EDT
Recruiting Not applicable Interventional Accepts healthy volunteers

Linking Affective Dynamics in Response to Daily Stress to Peripheral Vascular Function in Working Age Adults

NCT06860724
View directory record Official record
Conditions
Major Depressive Disorder
Interventions
NG-nitro-L-arginine methyl ester (L-NAME)
Other
Lead sponsor
University of Delaware
Other
Eligibility
18 Years to 55 Years
Enrollment
18 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2025 – 2031
U.S. locations
1
States / cities
Newark, Delaware
Source: ClinicalTrials.gov public record
Updated Sep 17, 2025 · Synced Oct 15, 2026, 4:46 PM EDT
Terminated Not applicable Interventional Results available

Deep Brain Stimulation for Major Depressive Disorder

NCT00617162
View directory record Official record
Conditions
Depressive Disorder, Major, Unipolar Depression
Interventions
Deep Brain Stimulation, Libra Deep Brain Stimulation System
Device
Lead sponsor
Abbott Medical Devices
Industry
Eligibility
21 Years to 70 Years
Enrollment
125 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2008 – 2015
U.S. locations
11
States / cities
Stanford, California • Chicago, Illinois • Worcester, Massachusetts + 8 more
Source: ClinicalTrials.gov public record
Updated Apr 8, 2024 · Synced Oct 15, 2026, 4:46 PM EDT
Terminated Phase 2 Interventional Results available

6-week Study Treatment to Evaluate the Safety and Effectiveness of AZD2066 in Patients With Major Depressive Disorder

NCT01145755
View directory record Official record
Conditions
Major Depressive Disorder
Interventions
AZD2066, Placebo, Duloxetine
Drug
Lead sponsor
AstraZeneca
Industry
Eligibility
18 Years to 65 Years
Enrollment
131 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2010
U.S. locations
13
States / cities
Garden Grove, California • San Diego, California • Jacksonville, Florida + 10 more
Source: ClinicalTrials.gov public record
Updated Oct 3, 2012 · Synced Oct 15, 2026, 4:46 PM EDT
Terminated Phase 4 Interventional Accepts healthy volunteers Results available

Placebo-controlled Trial of 5-hydroxytryptophan and Creatine for SSRI or SNRI Augmentation in Treatment Resistant Depression in Females

NCT02922725
View directory record Official record
Conditions
Major Depressive Disorder
Interventions
5-hydroxytryptophan and Creatine, Placebo control
Drug · Other
Lead sponsor
Brent Michael Kious, MD, PhD
Other
Eligibility
25 Years to 40 Years · Female only
Enrollment
32 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2016 – 2020
U.S. locations
1
States / cities
Salt Lake City, Utah
Source: ClinicalTrials.gov public record
Updated May 31, 2022 · Synced Oct 15, 2026, 4:46 PM EDT
Recruiting Phase 2 Interventional

JAK Signaling in Depression

NCT07003997
View directory record Official record
Conditions
Major Depressive Disorder
Interventions
Baricitinib, Placebo
Drug
Lead sponsor
Emory University
Other
Eligibility
25 Years to 55 Years
Enrollment
100 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2025 – 2030
U.S. locations
1
States / cities
Atlanta, Georgia
Source: ClinicalTrials.gov public record
Updated Sep 28, 2026 · Synced Oct 15, 2026, 4:46 PM EDT
Recruiting Phase 1 Interventional Accepts healthy volunteers

NMDA Receptor Antagonist Nitrous Oxide Targets Affective Brain Circuits

NCT02994433
View directory record Official record
Conditions
Depressive Disorder, Major, Depressive Disorder, Treatment-Resistant
Interventions
Nitrous Oxide, Placebo gas, MRI
Drug · Device
Lead sponsor
Washington University School of Medicine
Other
Eligibility
18 Years to 65 Years
Enrollment
60 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2017 – 2027
U.S. locations
1
States / cities
St Louis, Missouri
Source: ClinicalTrials.gov public record
Updated Apr 29, 2026 · Synced Oct 15, 2026, 4:46 PM EDT
Withdrawn Not applicable Interventional

Ketamine and Scopolamine Infusions for Treatment-resistant Major Depressive Disorder

NCT01613820
View directory record Official record
Conditions
Major Depressive Disorder
Interventions
Ketamine, Scopolamine
Drug
Lead sponsor
Massachusetts General Hospital
Other
Eligibility
18 Years to 65 Years
Healthy volunteers
Healthy volunteers not accepted
Timeline
2015 – 2017
U.S. locations
1
States / cities
Boston, Massachusetts
Source: ClinicalTrials.gov public record
Updated Feb 19, 2018 · Synced Oct 15, 2026, 4:46 PM EDT
Completed Phase 4 Interventional

A Comprehensive Intervention for Diabetes and Comorbid Depression in Primary Care

NCT00939250
View directory record Official record
Conditions
Type 2 Diabetes, Major Depressive Disorder
Interventions
Diabetes and depression intervention, Diabetes intervention
Behavioral
Lead sponsor
University of Texas Southwestern Medical Center
Other
Eligibility
21 Years to 70 Years
Enrollment
20 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2009 – 2011
U.S. locations
1
States / cities
Dallas, Texas
Source: ClinicalTrials.gov public record
Updated Sep 2, 2020 · Synced Oct 15, 2026, 4:46 PM EDT
Completed Not applicable Interventional Results available

Investigating the Effectiveness of Telepsychiatry for Treating Major Depression in a Chinese American Nursing Home

NCT00505518
View directory record Official record
Conditions
Major Depressive Disorder
Interventions
Psychotropic medication (at discretion of psychiatrist), Collaborative psychiatric and primary medical care
Drug · Behavioral
Lead sponsor
Massachusetts General Hospital
Other
Eligibility
18 Years and older
Enrollment
9 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2006 – 2007
U.S. locations
2
States / cities
Boston, Massachusetts
Source: ClinicalTrials.gov public record
Updated Sep 17, 2013 · Synced Oct 15, 2026, 4:46 PM EDT
Completed Not applicable Interventional

A Waitlist-Controlled Trial of the Unified Protocol for the Treatment of Emotional Disorders in Adolescents

NCT00628888
View directory record Official record
Conditions
Anxiety Disorders, Depression
Interventions
Unified Protocol for Adolescents (UP-A)
Behavioral
Lead sponsor
University of Miami
Other
Eligibility
12 Years to 18 Years
Enrollment
51 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2006 – 2012
U.S. locations
1
States / cities
Miami, Florida
Source: ClinicalTrials.gov public record
Updated Dec 19, 2014 · Synced Oct 15, 2026, 4:46 PM EDT