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ClinicalTrials.gov public records Last synced Oct 22, 2026, 4:15 PM EDT

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Showing 361–384 of 1,612 matching trials from the live ClinicalTrials.gov search.
Filters: Condition: MDD Clear all
Completed Phase 3 Interventional Results available

Safety and Efficacy of Levomilnacipran ER (F2695 SR) in Major Depressive Disorder

NCT01034462
View directory record Official record
Conditions
Major Depressive Disorder
Interventions
Levomilnacipran ER, Placebo
Drug
Lead sponsor
Forest Laboratories
Industry
Eligibility
18 Years to 80 Years
Enrollment
442 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2009 – 2011
U.S. locations
23
States / cities
Dothan, Alabama • Highlands Ranch, Colorado • Boca Raton, Florida + 18 more
Source: ClinicalTrials.gov public record
Updated Oct 25, 2013 · Synced Oct 22, 2026, 4:15 PM EDT
Completed Phase 4 Interventional Results available

Functional Change and Efficacy of Duloxetine in Patients With Co-Morbid Depression & Soft Tissue Discomfort Syndrome

NCT01035073
View directory record Official record
Conditions
Major Depressive Disorder, Soft Tissue Discomfort Syndrome, Pain
Interventions
Duloxetine
Drug
Lead sponsor
University of Pennsylvania
Other
Eligibility
18 Years to 75 Years
Enrollment
22 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2006 – 2009
U.S. locations
1
States / cities
Philadelphia, Pennsylvania
Source: ClinicalTrials.gov public record
Updated Apr 16, 2020 · Synced Oct 22, 2026, 4:15 PM EDT
Completed Not applicable Interventional

Effectiveness of Acupuncture for Depressed Patients Not Taking Antidepressant Medications

NCT01634022
View directory record Official record
Conditions
Depression
Interventions
Acupuncture
Procedure
Lead sponsor
Massachusetts General Hospital
Other
Eligibility
18 Years to 65 Years
Enrollment
64 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2005 – 2011
U.S. locations
1
States / cities
Boston, Massachusetts
Source: ClinicalTrials.gov public record
Updated Jul 6, 2012 · Synced Oct 22, 2026, 4:15 PM EDT
Completed Not applicable Interventional Results available

Treating Depression Among Low-Income Patients With Cancer

NCT00565110
View directory record Official record
Conditions
Major Depression, Dysthymia
Interventions
ADAPt-C intervention
Behavioral
Lead sponsor
University of Southern California
Other
Eligibility
18 Years and older
Enrollment
472 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2004 – 2010
U.S. locations
1
States / cities
Los Angeles, California
Source: ClinicalTrials.gov public record
Updated Jul 24, 2017 · Synced Oct 22, 2026, 4:15 PM EDT
Completed Phase 2 Interventional Results available

This is a Study to Determine the Antidepressant Effects of AZD6765

NCT00986479
View directory record Official record
Conditions
Treatment Resistant Major Depressive Disorder
Interventions
AZD6765, Placebo to AZD6765
Drug
Lead sponsor
AstraZeneca
Industry
Eligibility
18 Years to 65 Years
Enrollment
22 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2009 – 2011
U.S. locations
1
States / cities
Bethesda, Maryland
Source: ClinicalTrials.gov public record
Updated Oct 21, 2014 · Synced Oct 22, 2026, 4:15 PM EDT
Completed No phase listed Observational Accepts healthy volunteers

FMRI Study of Performance During a Probabilistic Reversal Learning Task in Depression

NCT00075296
View directory record Official record
Conditions
Major Depressive Disorder
Interventions
Not listed
Lead sponsor
National Institute of Mental Health (NIMH)
NIH
Eligibility
18 Years to 50 Years
Enrollment
100 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2004 – 2008
U.S. locations
1
States / cities
Bethesda, Maryland
Source: ClinicalTrials.gov public record
Updated Jul 2, 2017 · Synced Oct 22, 2026, 4:15 PM EDT
Completed Phase 3 Interventional Results available

A Study to Assess the Long- Term Safety of TC-5214 as an Adjunct Therapy in Patients With Major Depressive Disorder

NCT01152554
View directory record Official record
Conditions
Major Depressive Disorder, MDD, Depression
Interventions
TC-5214, Placebo
Drug
Lead sponsor
AstraZeneca
Industry
Eligibility
18 Years to 65 Years
Enrollment
813 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2010 – 2012
U.S. locations
93
States / cities
Birmingham, Alabama • Tuscaloosa, Alabama • Tucson, Arizona + 90 more
Source: ClinicalTrials.gov public record
Updated Apr 11, 2014 · Synced Oct 22, 2026, 4:15 PM EDT
Not listed Not applicable Interventional

Floatation-REST (Reduced Environmental Stimulation Therapy) for Anxiety and Depression

NCT03899090
View directory record Official record
Conditions
Generalized Anxiety Disorder, Social Anxiety Disorder, Panic Disorder, Agoraphobia, Posttraumatic Stress Disorder, Major Depressive Disorder
Interventions
Float pool, Float chair
Behavioral
Lead sponsor
Laureate Institute for Brain Research, Inc.
Other
Eligibility
18 Years to 60 Years
Enrollment
75 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2019 – 2024
U.S. locations
1
States / cities
Tulsa, Oklahoma
Source: ClinicalTrials.gov public record
Updated Oct 5, 2023 · Synced Oct 22, 2026, 4:15 PM EDT
Recruiting No phase listed Observational

Biomarkers/Biotypes, Course of Early Psychosis and Specialty Services

NCT06740383
View directory record Official record
Conditions
Schizophrenia Spectrum and Other Psychotic Disorders, Schizophrenia, Delusional Disorder, Bipolar 1 Disorder, Schizoaffective Disorder, Psychosis Not Otherwise Specified, Early Psychosis
Interventions
Not listed
Lead sponsor
Beth Israel Deaconess Medical Center
Other
Eligibility
18 Years to 40 Years
Enrollment
320 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2023 – 2027
U.S. locations
6
States / cities
Hartford, Connecticut • Athens, Georgia • Chicago, Illinois + 3 more
Source: ClinicalTrials.gov public record
Updated Mar 10, 2026 · Synced Oct 22, 2026, 4:15 PM 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 4, 2010 · Synced Oct 22, 2026, 4:15 PM EDT
Completed No phase listed Observational

Deciphering Principles of Network Dynamics Underlying Depression Symptom Severity From Multi-day Intracranial Recordings in Patients With Major Depression

NCT06953362
View directory record Official record
Conditions
Treatment Resistant Depression
Interventions
Direct Neural Electrical Stimulation
Device
Lead sponsor
University of California, San Francisco
Other
Eligibility
22 Months to 70 Years
Enrollment
6 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2021 – 2024
U.S. locations
1
States / cities
San Francisco, California
Source: ClinicalTrials.gov public record
Updated May 1, 2025 · Synced Oct 22, 2026, 4:15 PM EDT
Completed No phase listed Observational

Testing the Value of Smartphone Assessments of People With Mood Disorders

NCT03429361
View directory record Official record
Conditions
Major Depressive Disorder, Bipolar Disorder
Interventions
Health by Mindstrong
Other
Lead sponsor
Mindstrong
Industry
Eligibility
18 Years to 65 Years
Enrollment
23 participants
Timeline
2017 – 2019
U.S. locations
1
States / cities
La Jolla, California
Source: ClinicalTrials.gov public record
Updated Aug 22, 2019 · Synced Oct 22, 2026, 4:15 PM EDT
Completed Phase 3 Interventional

Study of a Repetitive Transcranial Magnetic Stimulation (rTMS) Device for the Treatment of Major Depressive Disorder

NCT00104611
View directory record Official record
Conditions
Major Depressive Disorder
Interventions
Repetitive Transcranial Magnetic Stimulation
Device
Lead sponsor
Neuronetics
Other
Eligibility
18 Years to 70 Years
Enrollment
286 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2004 – 2005
U.S. locations
13
States / cities
Poway, California • Stanford, California • Chicago, Illinois + 9 more
Source: ClinicalTrials.gov public record
Updated Sep 20, 2013 · Synced Oct 22, 2026, 4:15 PM EDT
Completed Not applicable Interventional Results available

Universal vs. Targeted School Screening for Adolescent Major Depressive Disorder

NCT03716869
View directory record Official record
Conditions
Major Depressive Disorder, Major Depressive Episode
Interventions
Universal Screening Arm
Other
Lead sponsor
Milton S. Hershey Medical Center
Other
Eligibility
Not listed
Enrollment
12,909 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2018 – 2021
U.S. locations
1
States / cities
Hershey, Pennsylvania
Source: ClinicalTrials.gov public record
Updated Jan 11, 2024 · Synced Oct 22, 2026, 4:15 PM EDT
Completed Not applicable Interventional Accepts healthy volunteers

Neural Basis of Meal Related Interoceptive Dysfunction in Anorexia Nervosa

NCT02615119
View directory record Official record
Conditions
Anorexia Nervosa, Major Depressive Disorder, Generalized Anxiety Disorder, Panic Disorder, Brain Injury
Interventions
Isoproterenol, Normal saline
Drug
Lead sponsor
Laureate Institute for Brain Research, Inc.
Other
Eligibility
18 Years to 55 Years
Enrollment
97 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2015 – 2023
U.S. locations
1
States / cities
Tulsa, Oklahoma
Source: ClinicalTrials.gov public record
Updated Nov 18, 2023 · Synced Oct 22, 2026, 4:15 PM EDT
Completed No phase listed Observational Accepts healthy volunteers

Effects of Tryptophan Depletion on Brain Processing of Emotions in Patients With Mood Disorders

NCT00097175
View directory record Official record
Conditions
Depressive Disorder, Major
Interventions
Not listed
Lead sponsor
National Institute of Mental Health (NIMH)
NIH
Eligibility
18 Years to 50 Years
Enrollment
95 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2004 – 2014
U.S. locations
1
States / cities
Bethesda, Maryland
Source: ClinicalTrials.gov public record
Updated Dec 12, 2019 · Synced Oct 22, 2026, 4:15 PM EDT
Completed Phase 2 Interventional Results available

Open-Label of SPN-820 in Adults With Major Depressive Disorder

NCT06235905
View directory record Official record
Conditions
Major Depressive Disorder
Interventions
NV-5138
Drug
Lead sponsor
Navitor Pharmaceuticals, Inc.
Industry
Eligibility
18 Years to 65 Years
Enrollment
40 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2024
U.S. locations
1
States / cities
Temecula, California
Source: ClinicalTrials.gov public record
Updated Oct 21, 2025 · Synced Oct 22, 2026, 4:15 PM EDT
Completed Phase 4 Interventional Results available

Does Dual Therapy Hasten Antidepressant Response?

NCT00519428
View directory record Official record
Conditions
Major Depressive Disorder
Interventions
escitalopram, bupropion extra long (XL), escitalopram + bupropion
Drug
Lead sponsor
New York State Psychiatric Institute
Other
Eligibility
18 Years to 65 Years
Enrollment
245 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2007 – 2012
U.S. locations
1
States / cities
New York, New York
Source: ClinicalTrials.gov public record
Updated Oct 4, 2017 · Synced Oct 22, 2026, 4:15 PM EDT
Completed Phase 2 Interventional

ALTO-300 in Depression (ALTO-300-004)

NCT05157945
View directory record Official record
Conditions
Major Depressive Disorder
Interventions
ALTO-300 PO Tablet
Drug
Lead sponsor
Alto Neuroscience
Industry
Eligibility
18 Years to 74 Years
Enrollment
148 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2022 – 2023
U.S. locations
4
States / cities
Atlanta, Georgia • Jackson, Mississippi • New York, New York + 1 more
Source: ClinicalTrials.gov public record
Updated Apr 26, 2024 · Synced Oct 22, 2026, 4:15 PM EDT
Completed Phase 3 Interventional Results available

Safety of REL-1017 for Major Depressive Disorder

NCT04855760
View directory record Official record
Conditions
Major Depressive Disorder
Interventions
REL-1017
Drug
Lead sponsor
Relmada Therapeutics, Inc.
Industry
Eligibility
18 Years to 65 Years
Enrollment
627 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2021 – 2023
U.S. locations
9
States / cities
Miami, Florida • Orlando, Florida • Palm Bay, Florida + 4 more
Source: ClinicalTrials.gov public record
Updated Feb 11, 2025 · Synced Oct 22, 2026, 4:15 PM EDT
Completed Phase 2 Interventional Results available

Clinical Study to Test a New Drug to Treat Major Depression

NCT00976560
View directory record Official record
Conditions
Depressive Disorder, Major
Interventions
GW856553, Placebo
Drug · Other
Lead sponsor
GlaxoSmithKline
Industry
Eligibility
18 Years to 60 Years
Enrollment
128 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2009 – 2010
U.S. locations
4
States / cities
Hoffman Estates, Illinois • Park Ridge, Illinois • New York, New York + 1 more
Source: ClinicalTrials.gov public record
Updated Nov 14, 2017 · Synced Oct 22, 2026, 4:15 PM EDT
Enrolling by invitation Not applicable Interventional

Causal Role of Rostromedial Prefrontal Cortex for Positive Savoring in Depression

NCT07467473
View directory record Official record
Conditions
Left Rostromedial Prefrontal Cortex - Accelerated Intermittent Theta Burst, Left Dorsolateral Prefrontal Cortex - Accelerated Intermittent Theta Burst, Left Primary Somatosensory Cortex - Accelerated Intermittent Theta Burst
Interventions
Accelerated Intermittent Theta Burst Transcranial Magnetic Stimulation
Device
Lead sponsor
Florida State University
Other
Eligibility
18 Years to 65 Years
Enrollment
48 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2026 – 2028
U.S. locations
1
States / cities
Tallahassee, Florida
Source: ClinicalTrials.gov public record
Updated May 20, 2026 · Synced Oct 22, 2026, 4:15 PM EDT
Terminated Not applicable Interventional Results available

Flavanol Augmentation for Antidepressant Non-Responsive Late Life Depression

NCT02943096
View directory record Official record
Conditions
Depression, Major Depressive Disorder
Interventions
CocoaVia, Placebo
Dietary Supplement · Other
Lead sponsor
New York State Psychiatric Institute
Other
Eligibility
60 Years and older
Enrollment
6 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2016 – 2018
U.S. locations
1
States / cities
New York, New York
Source: ClinicalTrials.gov public record
Updated Sep 6, 2019 · Synced Oct 22, 2026, 4:15 PM EDT
Completed Phase 2 Interventional Results available

Safety, Tolerability, PK Profile, and Symptom Response of a 7-Day Dosing With 25 mg or 50 mg Daily of REL-1017 in MDD

NCT03051256
View directory record Official record
Conditions
Depressive Disorder, Major, Depressive Disorder, Treatment-Resistant
Interventions
REL-1017, Placebo
Drug
Lead sponsor
Relmada Therapeutics, Inc.
Industry
Eligibility
18 Years to 65 Years
Enrollment
62 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2018 – 2019
U.S. locations
10
States / cities
Little Rock, Arkansas • Garden Grove, California • San Diego, California + 7 more
Source: ClinicalTrials.gov public record
Updated Nov 1, 2023 · Synced Oct 22, 2026, 4:15 PM EDT