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ClinicalTrials.gov public records Last synced Oct 23, 2026, 6:33 AM EDT

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Showing 73–96 of 1,751 matching trials from the live ClinicalTrials.gov search.
Filters: Condition: Major Depressive Disorders Clear all
Recruiting Phase 2 Interventional

Psilocybin With Pimavanserin Compared to Psilocybin Alone for the Treatment of Major Depressive Disorder

NCT06592833
View directory record Official record
Conditions
Major Depressive Disorder
Interventions
Psilocybin, Pimavanserin, Placebo
Drug
Lead sponsor
Icahn School of Medicine at Mount Sinai
Other
Eligibility
21 Years to 80 Years
Enrollment
60 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2025 – 2028
U.S. locations
1
States / cities
New York, New York
Source: ClinicalTrials.gov public record
Updated May 14, 2025 · Synced Oct 23, 2026, 6:33 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 28, 2019 · Synced Oct 23, 2026, 6:33 AM EDT
Completed Not applicable Interventional Results available

HypErthermia as an Additional Treatment for the Biology and Experience of Depression: Study 2

NCT05708976
View directory record Official record
Conditions
Major Depressive Disorder, Depression
Interventions
Cognitive Behavioral Therapy (CBT), Active Whole-Body Hyperthermia (Active WBH), Sham Whole-Body Hyperthermia (Sham WBH)
Behavioral · Device
Lead sponsor
University of California, San Francisco
Other
Eligibility
18 Years and older
Enrollment
30 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2023 – 2024
U.S. locations
1
States / cities
San Francisco, California
Source: ClinicalTrials.gov public record
Updated May 27, 2026 · Synced Oct 23, 2026, 6:33 AM EDT
Completed Phase 3 Interventional

Safety & Efficacy Study of Quetiapine Fumarate (SEROQUEL®) vs. Placebo in Major Depressive Disorder

NCT00320268
View directory record Official record
Conditions
Major Depressive Disorder
Interventions
Quetiapine fumarate
Drug
Lead sponsor
AstraZeneca
Industry
Eligibility
18 Years to 65 Years
Enrollment
600 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2006 – 2007
U.S. locations
37
States / cities
Little Rock, Arkansas • Newport Beach, California • Northridge, California + 34 more
Source: ClinicalTrials.gov public record
Updated Mar 25, 2009 · Synced Oct 23, 2026, 6:33 AM EDT
Completed Not applicable Interventional Results available

Home-based tDCS in Major Depressive Disorder

NCT04799405
View directory record Official record
Conditions
Major Depressive Disorder
Interventions
tDCS
Device
Lead sponsor
Hebrew SeniorLife
Other
Eligibility
50 Years and older
Enrollment
5 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2020 – 2021
U.S. locations
1
States / cities
Boston, Massachusetts
Source: ClinicalTrials.gov public record
Updated Mar 24, 2022 · Synced Oct 23, 2026, 6:33 AM EDT
Completed Phase 4 Interventional Results available

Treatment of Nicotine Dependence and Acute Depression

NCT00186446
View directory record Official record
Conditions
Major Depressive Disorder, Nicotine Dependence
Interventions
bupropion and smoking cessation behavioral intervention
Drug
Lead sponsor
Stanford University
Other
Eligibility
18 Years and older
Enrollment
20 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2004 – 2007
U.S. locations
1
States / cities
Stanford, California
Source: ClinicalTrials.gov public record
Updated Apr 4, 2017 · Synced Oct 23, 2026, 6:33 AM EDT
Completed Phase 1Phase 2 Interventional Accepts healthy volunteers

A Study of a Psilocybin Analog (CYB003) in Healthy Participants With and Without Major Depressive Disorder

NCT05385783
View directory record Official record
Conditions
Major Depressive Disorder
Interventions
CYB003, Psychotherapy, Placebo, Psychological Support
Drug · Behavioral
Lead sponsor
Cybin IRL Limited
Industry
Eligibility
21 Years to 65 Years
Enrollment
57 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2022 – 2024
U.S. locations
3
States / cities
Atlanta, Georgia • Decatur, Georgia • Eatontown, New Jersey
Source: ClinicalTrials.gov public record
Updated Mar 25, 2024 · Synced Oct 23, 2026, 6:33 AM EDT
Recruiting Phase 4 Interventional

Ovarian Hormone Withdrawal, Anhedonia, and Reward Sensitivity in Women With Premenstrual Exacerbations of Depression

NCT06610305
View directory record Official record
Conditions
Major Depressive Disorder
Interventions
Transdermal estradiol, Progesterone, Transdermal placebo patch, placebo capsule
Drug
Lead sponsor
University of North Carolina, Chapel Hill
Other
Eligibility
18 Years to 45 Years · Female only
Enrollment
75 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2024 – 2028
U.S. locations
1
States / cities
Chapel Hill, North Carolina
Source: ClinicalTrials.gov public record
Updated Oct 29, 2025 · Synced Oct 23, 2026, 6:33 AM EDT
Completed Phase 4 Interventional

Collaborative Depression Care Management in Treating Depressed Low-income Hispanics With Diabetes

NCT00709150
View directory record Official record
Conditions
Depression
Interventions
Collaborative depression care management, Enhanced usual care
Behavioral
Lead sponsor
University of Southern California
Other
Eligibility
18 Years and older
Enrollment
387 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2005 – 2009
U.S. locations
1
States / cities
Los Angeles, California
Source: ClinicalTrials.gov public record
Updated Nov 22, 2023 · Synced Oct 23, 2026, 6:33 AM EDT
Completed Phase 4 Interventional Results available

Acamprosate in Alcoholics With Comorbid Anxiety or Depression

NCT00330174
View directory record Official record
Conditions
Alcohol Dependence, Major Depression, Social Anxiety Disorder, Generalized Anxiety Disorder
Interventions
Acamprosate
Drug
Lead sponsor
Medical University of South Carolina
Other
Eligibility
18 Years to 60 Years
Enrollment
90 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2006 – 2010
U.S. locations
3
States / cities
Belmont, Massachusetts • New York, New York • Pickens, South Carolina
Source: ClinicalTrials.gov public record
Updated Apr 13, 2015 · Synced Oct 23, 2026, 6:33 AM EDT
Completed Not applicable Interventional Results available

Lifestyle Intervention for Young Adults With Serious Mental Illness

NCT02815813
View directory record Official record
Conditions
Schizophrenia, Schizoaffective Disorder, Bipolar Disorder, Major Depressive Disorder, Overweight, Obesity
Interventions
PeerFIT, BEAT
Behavioral
Lead sponsor
Dartmouth-Hitchcock Medical Center
Other
Eligibility
18 Years to 35 Years
Enrollment
150 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2017 – 2022
U.S. locations
2
States / cities
New Britain, Connecticut • Nashua, New Hampshire
Source: ClinicalTrials.gov public record
Updated Jan 14, 2025 · Synced Oct 23, 2026, 6:33 AM EDT
Completed Phase 1 Interventional Results available

Closed-loop Optimized rTMS for Depression

NCT04142320
View directory record Official record
Conditions
Major Depressive Disorder
Interventions
Neuronavigated rTMS, sham rTMS
Device
Lead sponsor
Stanford University
Other
Eligibility
18 Years to 65 Years
Enrollment
41 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2021 – 2025
U.S. locations
1
States / cities
Stanford, California
Source: ClinicalTrials.gov public record
Updated Sep 29, 2026 · Synced Oct 23, 2026, 6:33 AM EDT
Completed Not applicable Interventional

McLean and Genomind Prospective Study

NCT03113890
View directory record Official record
Conditions
Major Depressive Disorder, PTSD
Interventions
Phlebotomy - Folate, Cheek Swab, Self-report surveys
Genetic · Other
Lead sponsor
Mclean Hospital
Other
Eligibility
18 Years and older
Enrollment
75 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2017 – 2020
U.S. locations
1
States / cities
Belmont, Massachusetts
Source: ClinicalTrials.gov public record
Updated Feb 23, 2021 · Synced Oct 23, 2026, 6:33 AM EDT
Completed Phase 2 Interventional Results available

Targeting IL-17A for Treatment-Resistant Depression

NCT04979910
View directory record Official record
Conditions
Major Depressive Disorder
Interventions
Ixekizumab
Drug
Lead sponsor
Icahn School of Medicine at Mount Sinai
Other
Eligibility
18 Years to 70 Years
Enrollment
7 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2021 – 2024
U.S. locations
1
States / cities
New York, New York
Source: ClinicalTrials.gov public record
Updated May 20, 2025 · Synced Oct 23, 2026, 6:33 AM EDT
Completed Not applicable Interventional

Ropinirole Controlled Release (CR) as an Adjunctive Agent in the Treatment of Major Depression

NCT00285727
View directory record Official record
Conditions
Depressive Disorder, Major
Interventions
Ropinirole CR
Drug
Lead sponsor
Stanford University
Other
Eligibility
18 Years to 65 Years
Enrollment
60 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2006 – 2007
U.S. locations
2
States / cities
Stanford, California
Source: ClinicalTrials.gov public record
Updated May 19, 2008 · Synced Oct 23, 2026, 6:33 AM EDT
Completed Phase 3 Interventional Results available

A Comparative Study of Sage-217 Plus an Antidepressant (ADT) Versus Placebo Plus an ADT in Adults With Major Depressive Disorder

NCT04476030
View directory record Official record
Conditions
Depressive Disorder, Major
Interventions
SAGE-217, Matching Placebo, Sertraline, Escitalopram, Citalopram, Duloxetine, Desvenlafaxine
Drug
Lead sponsor
Biogen
Industry
Eligibility
18 Years to 64 Years
Enrollment
440 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2020 – 2021
U.S. locations
51
States / cities
Dothan, Alabama • Phoenix, Arizona • Anaheim, California + 42 more
Source: ClinicalTrials.gov public record
Updated Dec 22, 2023 · Synced Oct 23, 2026, 6:33 AM EDT
Completed Not applicable Interventional Results available

Genecept Assay™ vs. Treatment-as-Usual to Evaluate Efficacy of Assay-Guided Treatment in Adults With MDD

NCT02634177
View directory record Official record
Conditions
Major Depressive Disorder
Interventions
Assay-guided treatment (AGT), Treatment-as-usual (TAU)
Genetic · Other
Lead sponsor
Genomind, LLC
Industry
Eligibility
18 Years to 75 Years
Enrollment
305 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2016 – 2017
U.S. locations
23
States / cities
Birmingham, Alabama • Phoenix, Arizona • Springdale, Arkansas + 20 more
Source: ClinicalTrials.gov public record
Updated Aug 28, 2020 · Synced Oct 23, 2026, 6:33 AM EDT
Completed Phase 3 Interventional

Efficacy and Safety of Quetiapine Fumarate Sustained Release (SEROQUEL SR) in the Treatment of Major Depressive Disorders

NCT00326144
View directory record Official record
Conditions
Major Depressive Disorder
Interventions
Quetiapine fumarate
Drug
Lead sponsor
AstraZeneca
Industry
Eligibility
18 Years to 65 Years
Enrollment
310 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2006 – 2007
U.S. locations
34
States / cities
Phoenix, Arizona • Little Rock, Arkansas • Anaheim, California + 31 more
Source: ClinicalTrials.gov public record
Updated Mar 25, 2009 · Synced Oct 23, 2026, 6:33 AM EDT
Active, not recruiting Not applicable Interventional

DBS of the Lateral Habenula in Treatment-Resistant Depression

NCT01798407
View directory record Official record
Conditions
Treatment Resistant Major Depressive Disorder
Interventions
Activa Tremor Control Sys (DBS Implant), Randomized, staggered withdrawal phase
Device · Other
Lead sponsor
Wayne Goodman MD
Other
Eligibility
21 Years to 70 Years
Enrollment
6 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2013 – 2026
U.S. locations
1
States / cities
Houston, Texas
Source: ClinicalTrials.gov public record
Updated Nov 28, 2025 · Synced Oct 23, 2026, 6:33 AM EDT
Completed No phase listed Observational Accepts healthy volunteers

MRI Studies of Emotion in Depression

NCT02429011
View directory record Official record
Conditions
Major Depressive Disorder
Interventions
Not listed
Lead sponsor
Icahn School of Medicine at Mount Sinai
Other
Eligibility
18 Years to 70 Years
Enrollment
135 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2011 – 2016
U.S. locations
1
States / cities
New York, New York
Source: ClinicalTrials.gov public record
Updated Apr 6, 2017 · Synced Oct 23, 2026, 6:33 AM EDT
Completed Phase 2 Interventional Results available

A Study to Evaluate SAGE-217 in Participants With Moderate to Severe Major Depressive Disorder

NCT03000530
View directory record Official record
Conditions
Major Depression
Interventions
SAGE-217, Placebo
Drug
Lead sponsor
Biogen
Industry
Eligibility
18 Years to 65 Years
Enrollment
102 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2016 – 2017
U.S. locations
8
States / cities
Garden Grove, California • Orlando, Florida • Atlanta, Georgia + 5 more
Source: ClinicalTrials.gov public record
Updated Nov 28, 2023 · Synced Oct 23, 2026, 6:33 AM EDT
Completed Phase 2 Interventional

A Study of SLS-002 (Intranasal Racemic Ketamine) in Adults With Major Depressive Disorder at Imminent Risk of Suicide

NCT04669665
View directory record Official record
Conditions
Depressive Disorder, Major, Suicidal
Interventions
SLS-002, Placebo, Standard of care, Intranasal device
Drug · Other · Device
Lead sponsor
Seelos Therapeutics, Inc.
Industry
Eligibility
18 Years to 65 Years
Enrollment
164 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2020 – 2023
U.S. locations
21
States / cities
Orange, California • Panorama City, California • San Diego, California + 18 more
Source: ClinicalTrials.gov public record
Updated Sep 28, 2023 · Synced Oct 23, 2026, 6:33 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 23, 2026, 6:33 AM EDT
Completed Phase 3 Interventional Results available

Study to Evaluate the Efficacy and Safety of Armodafinil Treatment (150 mg/Day) as Adjunctive Therapy in Adults With Major Depression Associated With Bipolar I Disorder

NCT01305408
View directory record Official record
Conditions
Depression
Interventions
Armodafinil, Placebo
Drug
Lead sponsor
Cephalon
Industry
Eligibility
18 Years to 65 Years
Enrollment
399 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2011 – 2013
U.S. locations
28
States / cities
Birmingham, Alabama • Sherman Oaks, California • Temecula, California + 21 more
Source: ClinicalTrials.gov public record
Updated May 26, 2016 · Synced Oct 23, 2026, 6:33 AM EDT