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ClinicalTrials.gov public records Last synced Oct 15, 2026, 4:25 AM EDT

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Showing 745–768 of 2,950 matching trials from the live ClinicalTrials.gov search.
Filters: "major depressive disorder" Condition: Depression Clear all
Completed Phase 3 Interventional Results available

A Study in Prevention of Re-emergence of Depression Symptoms

NCT01299272
View directory record Official record
Conditions
Major Depressive Disorder
Interventions
LY2216684, Placebo, SSRI
Drug
Lead sponsor
Eli Lilly and Company
Industry
Eligibility
18 Years and older
Enrollment
1,249 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2011 – 2013
U.S. locations
27
States / cities
Redlands, California • Sherman Oaks, California • Wildomar, California + 24 more
Source: ClinicalTrials.gov public record
Updated Apr 17, 2018 · Synced Oct 15, 2026, 4:25 AM EDT
Terminated Phase 4 Interventional Results available

L-DOPA vs. Placebo for Depression and Psychomotor Slowing in Older Adults

NCT03761030
View directory record Official record
Conditions
Major Depressive Disorder, Dysthymia, Depression
Interventions
L-DOPA, Placebo Oral Tablet
Drug
Lead sponsor
New York State Psychiatric Institute
Other
Eligibility
60 Years and older
Enrollment
51 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2019 – 2021
U.S. locations
1
States / cities
New York, New York
Source: ClinicalTrials.gov public record
Updated May 22, 2023 · Synced Oct 15, 2026, 4:25 AM EDT
Completed Phase 3 Interventional

A Fifty-two-week Study to Evaluate the Safety of Saredutant in Adult and Elderly Patients With Depression

NCT00250653
View directory record Official record
Conditions
Depressive Disorder
Interventions
Saredutant succinate (SR48968C)
Drug
Lead sponsor
Sanofi
Industry
Eligibility
18 Years and older
Enrollment
365 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2005 – 2007
U.S. locations
1
States / cities
Bridgewater, New Jersey
Source: ClinicalTrials.gov public record
Updated Feb 17, 2012 · Synced Oct 15, 2026, 4:25 AM EDT
Not listed Phase 3 Interventional

Risperidone Augmentation Therapy in Patients Who Have Failed or Only Partially Responded to a Trial of Antidepressant

NCT00174577
View directory record Official record
Conditions
Major Depression
Interventions
Risperidone
Drug
Lead sponsor
Rhode Island Hospital
Other
Eligibility
18 Years to 65 Years
Enrollment
84 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2003 – 2005
U.S. locations
2
States / cities
Atlanta, Georgia • Providence, Rhode Island
Source: ClinicalTrials.gov public record
Updated Sep 15, 2005 · Synced Oct 15, 2026, 4:25 AM EDT
Terminated No phase listed Observational Accepts healthy volunteers

Use of Multiple Brain Imaging Modalities (PET and MRS) to Identify Metabolic Abnormalities in Major Depression

NCT01465165
View directory record Official record
Conditions
Major Depressive Disorder
Interventions
Not listed
Lead sponsor
Paul Carlson
Other
Eligibility
18 Years to 55 Years
Enrollment
12 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2011 – 2012
U.S. locations
1
States / cities
Salt Lake City, Utah
Source: ClinicalTrials.gov public record
Updated May 19, 2017 · Synced Oct 15, 2026, 4:25 AM EDT
Active, not recruiting Phase 2 Interventional

Probiotics to Prevent Relapse After Hospitalization for Bipolar Depression

NCT03349528
View directory record Official record
Conditions
Bipolar Depression
Interventions
Probiotic Supplement, Inert Compound
Biological
Lead sponsor
Sheppard Pratt Health System
Other
Eligibility
18 Years to 65 Years
Enrollment
80 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2018 – 2027
U.S. locations
1
States / cities
Towson, Maryland
Source: ClinicalTrials.gov public record
Updated Apr 7, 2026 · Synced Oct 15, 2026, 4:25 AM EDT
Completed Phase 2 Interventional

Nursing Home Pain Management Algorithm Clinical Trial

NCT01399567
View directory record Official record
Conditions
Pain
Interventions
Algorithm
Behavioral
Lead sponsor
Swedish Medical Center
Other
Eligibility
65 Years and older
Enrollment
396 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2006 – 2010
U.S. locations
1
States / cities
Seattle, Washington
Source: ClinicalTrials.gov public record
Updated Jul 22, 2011 · Synced Oct 15, 2026, 4:25 AM EDT
Terminated Phase 2 Interventional Results available

A Home-based Study Using Mobile Technology to Test Whether BI 1358894 is Effective in People With Depression

NCT04423757
View directory record Official record
Conditions
Depressive Disorder, Major
Interventions
BI 1358894, Placebo
Drug
Lead sponsor
Boehringer Ingelheim
Industry
Eligibility
18 Years to 65 Years
Enrollment
45 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2020 – 2022
U.S. locations
1
States / cities
Culver City, California
Source: ClinicalTrials.gov public record
Updated Jun 13, 2023 · Synced Oct 15, 2026, 4:25 AM EDT
Completed Phase 4 Interventional

Are Two Antidepressants a Good Initial Treatment for Depression?

NCT00296712
View directory record Official record
Conditions
Major Depression, Dysthymia, Depression NOS
Interventions
escitalopram + bupropion
Drug
Lead sponsor
New York State Psychiatric Institute
Other
Eligibility
18 Years to 65 Years
Enrollment
55 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2005 – 2006
U.S. locations
1
States / cities
New York, New York
Source: ClinicalTrials.gov public record
Updated Apr 27, 2012 · Synced Oct 15, 2026, 4:25 AM EDT
Completed Not applicable Interventional Results available

Increasing Physical Activity Among Breast Cancer Survivors With Depression

NCT02781051
View directory record Official record
Conditions
Depression, Physical Activity, Breast Cancer
Interventions
Print-based education, Fitbit, Active Living counseling, Facility Access
Behavioral · Device · Other
Lead sponsor
University of Texas Southwestern Medical Center
Other
Eligibility
18 Years to 65 Years · Female only
Enrollment
16 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2016 – 2017
U.S. locations
1
States / cities
Dallas, Texas
Source: ClinicalTrials.gov public record
Updated Feb 22, 2019 · Synced Oct 15, 2026, 4:25 AM EDT
Completed Not applicable Interventional Accepts healthy volunteers

Sleep/Wake Cycle and Depression: An Imaging and Treatment Study

NCT04350567
View directory record Official record
Conditions
Depression; Major Depressive Disorder
Interventions
Sleep Deprivation
Other
Lead sponsor
Stony Brook University
Other
Eligibility
18 Years to 100 Years
Enrollment
61 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2020 – 2025
U.S. locations
1
States / cities
Stony Brook, New York
Source: ClinicalTrials.gov public record
Updated Jul 17, 2025 · Synced Oct 15, 2026, 4:25 AM EDT
Completed Phase 1 Interventional

Ketamine for Depression and Alcohol Dependence

NCT01551329
View directory record Official record
Conditions
Depression, Alcohol Dependence
Interventions
Ketalar (ketamine)
Drug
Lead sponsor
Yale University
Other
Eligibility
21 Years to 65 Years
Enrollment
5 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2012 – 2015
U.S. locations
1
States / cities
West Haven, Connecticut
Source: ClinicalTrials.gov public record
Updated Mar 9, 2020 · Synced Oct 15, 2026, 4:25 AM EDT
Completed Not applicable Interventional Results available

Mechanisms of Antidepressant Non-Response in Late-Life Depression

NCT01931202
View directory record Official record
Conditions
Major Depressive Disorder
Interventions
Escitalopram, Placebo oral tablet
Drug
Lead sponsor
New York State Psychiatric Institute
Other
Eligibility
60 Years to 90 Years
Enrollment
138 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2014 – 2020
U.S. locations
1
States / cities
New York, New York
Source: ClinicalTrials.gov public record
Updated Jul 2, 2020 · Synced Oct 15, 2026, 4:25 AM EDT
Terminated Phase 3 Interventional Results available

Initiating Ketamine in Acutely Suicidal Patients in the Emergency Department

NCT04260607
View directory record Official record
Conditions
Suicide, Suicide Threat, Depression Severe
Interventions
Ketamine Hydrochloride, Normal saline
Drug
Lead sponsor
Naval Medical Center Camp Lejeune
Federal
Eligibility
18 Years to 89 Years
Enrollment
1 participant
Healthy volunteers
Healthy volunteers not accepted
Timeline
2020 – 2022
U.S. locations
1
States / cities
Marine Corps Base Camp Lejeune, North Carolina
Source: ClinicalTrials.gov public record
Updated May 14, 2025 · Synced Oct 15, 2026, 4:25 AM EDT
Withdrawn Phase 2 Interventional

Omacor for Perimenopausal Depression

NCT00517972
View directory record Official record
Conditions
Depression
Interventions
Omacor (omega-3-acid ethyl esters)
Drug
Lead sponsor
University of Arizona
Other
Eligibility
40 Years and older · Female only
Healthy volunteers
Healthy volunteers not accepted
U.S. locations
1
States / cities
Tucson, Arizona
Source: ClinicalTrials.gov public record
Updated Mar 29, 2012 · Synced Oct 15, 2026, 4:25 AM EDT
Completed Not applicable Interventional

Comparing Two Behavioral Approaches to Quitting Smoking in Mental Health Settings

NCT05030272
View directory record Official record
Conditions
Tobacco Use Disorder, Mental Illness, Recurring Major Depressive Disorder, Bipolar Disorder, Schizophrenia, Schizoaffective Disorder, Persistent Depressive Disorder
Interventions
Quit on the Go App (formerly "Learn to Quit " App), Brief advice, Nicotine patch, Smartphone coaching, Nicotine gum, Nicotine Lozenges
Device · Behavioral · Drug
Lead sponsor
Wake Forest University Health Sciences
Other
Eligibility
18 Years and older
Enrollment
343 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2021 – 2025
U.S. locations
3
States / cities
Buffalo, New York • Durham, North Carolina • Winston-Salem, North Carolina
Source: ClinicalTrials.gov public record
Updated Feb 27, 2026 · Synced Oct 15, 2026, 4:25 AM EDT
Withdrawn No phase listed Observational

A Non-Interventional Pilot Study to Explore the Role of Gut Flora in Depression

NCT04211467
View directory record Official record
Conditions
Depression, Clinical Depression, Depression, Anxiety, Depression, Postpartum, Depression, Endogenous, Depression in Remission, Depression Chronic, Depression Moderate, Depression Severe
Interventions
No Intervention
Other
Lead sponsor
ProgenaBiome
Other
Eligibility
Not listed
Healthy volunteers
Healthy volunteers not accepted
Timeline
2020 – 2030
U.S. locations
1
States / cities
Ventura, California
Source: ClinicalTrials.gov public record
Updated Jun 5, 2025 · Synced Oct 15, 2026, 4:25 AM EDT
Completed Phase 4 Interventional Results available

Augmenting Antidepressant Treatment With Interpersonal Psychotherapy for Treating Late-life Depression

NCT00177294
View directory record Official record
Conditions
Depression
Interventions
Escitalopram, Interpersonal Psychotherapy, Clinical Monitoring
Drug · Behavioral
Lead sponsor
University of Pittsburgh
Other
Eligibility
60 Years and older
Enrollment
319 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2004 – 2009
U.S. locations
1
States / cities
Pittsburgh, Pennsylvania
Source: ClinicalTrials.gov public record
Updated Jan 12, 2012 · Synced Oct 15, 2026, 4:25 AM EDT
Completed Phase 3 Interventional Results available

Study of Pharmacotherapy of Psychotic Depression

NCT00056472
View directory record Official record
Conditions
Major Depressive Disorder With Psychotic Features
Interventions
Olanzapine, Sertraline, placebo
Drug · Other
Lead sponsor
Weill Medical College of Cornell University
Other
Eligibility
18 Years and older
Enrollment
259 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2003 – 2008
U.S. locations
3
States / cities
Worcester, Massachusetts • New York, New York • Pittsburgh, Pennsylvania
Source: ClinicalTrials.gov public record
Updated Aug 2, 2013 · Synced Oct 15, 2026, 4:25 AM EDT
Completed Phase 4 Interventional Accepts healthy volunteers

Quetiapine in Melancholic Depression

NCT01200901
View directory record Official record
Conditions
Depression, Healthy
Interventions
Quetiapine
Drug
Lead sponsor
University of Cincinnati
Other
Eligibility
18 Years to 65 Years
Enrollment
20 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2008 – 2012
U.S. locations
1
States / cities
Cincinnati, Ohio
Source: ClinicalTrials.gov public record
Updated Jan 18, 2013 · Synced Oct 15, 2026, 4:25 AM EDT
Completed Not applicable Interventional Accepts healthy volunteers

Benefits of Outdoor Walks in Reducing Depressive Symptoms

NCT06989801
View directory record Official record
Conditions
Depressive Symptoms
Interventions
Urban Walk, Nature Walk, Active Nature Walk
Behavioral
Lead sponsor
University of Washington
Other
Eligibility
18 Years and older
Enrollment
138 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2025
U.S. locations
2
States / cities
Seattle, Washington
Source: ClinicalTrials.gov public record
Updated May 4, 2026 · Synced Oct 15, 2026, 4:25 AM EDT
Completed Phase 4 Interventional Results available

Ketamine For Suicidal Ideation

NCT01507181
View directory record Official record
Conditions
Suicidal Ideation
Interventions
Ketamine, Midazolam
Drug
Lead sponsor
James Murrough
Other
Eligibility
18 Years to 80 Years
Enrollment
24 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2012 – 2014
U.S. locations
1
States / cities
New York, New York
Source: ClinicalTrials.gov public record
Updated Feb 8, 2017 · Synced Oct 15, 2026, 4:25 AM EDT
Recruiting Phase 2 Interventional

Multicenter Study to Assess the Efficacy and Safety of LB-102 in the Treatment of Adult Patients With BP1MDE.

NCT07494305
View directory record Official record
Conditions
Bipolar I Disorder
Interventions
LB-102, Placebo
Drug · Other
Lead sponsor
LB Pharmaceuticals Inc.
Industry
Eligibility
18 Years to 65 Years
Enrollment
320 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2026 – 2028
U.S. locations
26
States / cities
Bentonville, Arkansas • Little Rock, Arkansas • Bellflower, California + 23 more
Source: ClinicalTrials.gov public record
Updated Jul 27, 2026 · Synced Oct 15, 2026, 4:25 AM EDT
Terminated Phase 2 Interventional Results available

Adjunctive Isradipine for the Treatment of Bipolar Depression

NCT01784666
View directory record Official record
Conditions
Bipolar Disorder
Interventions
Isradipine, Placebo
Drug
Lead sponsor
Massachusetts General Hospital
Other
Eligibility
18 Years to 65 Years
Enrollment
2 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2013 – 2014
U.S. locations
1
States / cities
Boston, Massachusetts
Source: ClinicalTrials.gov public record
Updated Apr 20, 2017 · Synced Oct 15, 2026, 4:25 AM EDT