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Showing 25–48 of 24 matching trials from the live ClinicalTrials.gov search.
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Filters: Condition: Depression - Major Depressive Disorder Clear all
Recruiting Not applicable Interventional

Closed-Loop Deep Brain Stimulation for Treatment-Resistant Bipolar Depression

NCT07127913
View directory record Official record
Conditions
Bipolar II Disorder, Bipolar II Disorder, Most Recent Episode Major Depressive
Interventions
Device: Stimulation-ON, Device: Stimulation-OFF, Device: Stimulation -ON Active Control
Device
Lead sponsor
Andrew Krystal
Other
Eligibility
22 Years to 70 Years
Enrollment
10 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2025 – 2035
U.S. locations
1
States / cities
San Francisco, California
Source: ClinicalTrials.gov public record
Updated Aug 16, 2025 · Synced Sep 17, 2026, 4:09 AM 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 21, 2019 · Synced Sep 17, 2026, 4:09 AM EDT
Completed Phase 2 Interventional

A Trial of the Safety and Efficacy of SEP-363856 in the Treatment of Adults With Major Depressive Disorder

NCT05593029
View directory record Official record
Conditions
Major Depressive Disorder
Interventions
SEP-363856, Placebo
Drug · Other
Lead sponsor
Otsuka Pharmaceutical Development & Commercialization, Inc.
Industry
Eligibility
18 Years to 65 Years
Enrollment
929 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2022 – 2025
U.S. locations
53
States / cities
Birmingham, Alabama • Scottsdale, Arizona • Tucson, Arizona + 45 more
Source: ClinicalTrials.gov public record
Updated Feb 17, 2026 · Synced Sep 17, 2026, 4:09 AM EDT
Terminated No phase listed Observational

Social Cognition in Longstanding Psychosis

NCT01624831
View directory record Official record
Conditions
Schizophrenia, Schizoaffective Disorder, Bipolar Disorder With Psychotic Features, Major Depression With Psychotic Features, Psychosis Not Otherwise Specified (NOS)
Interventions
Not listed
Lead sponsor
University of Arizona
Other
Eligibility
18 Years to 75 Years
Enrollment
9 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2011 – 2015
U.S. locations
1
States / cities
Tucson, Arizona
Source: ClinicalTrials.gov public record
Updated May 20, 2020 · Synced Sep 17, 2026, 4:09 AM EDT
Recruiting Not applicable Interventional

Pain and Major Depressive Disorder

NCT04556890
View directory record Official record
Conditions
Major Depressive Disorder, Chronic Pain
Interventions
Active rTMS/Active iTBS DFPLC/Sham Pain M1, Active rTMS/Active iTBS
Device
Lead sponsor
University of California, Los Angeles
Other
Eligibility
18 Years to 75 Years
Enrollment
54 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2023 – 2027
U.S. locations
1
States / cities
Los Angeles, California
Source: ClinicalTrials.gov public record
Updated Aug 10, 2026 · Synced Sep 17, 2026, 4:09 AM EDT
Completed Phase 3 Interventional

Safety, Tolerability and Efficacy of the Transdermal System in Elderly Subjects With Major Depression

NCT00285766
View directory record Official record
Conditions
Major Depression
Interventions
Selegiline Transdermal System
Drug
Lead sponsor
Somerset Pharmaceuticals
Industry
Eligibility
65 Years and older
Enrollment
300 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2002 – 2005
U.S. locations
15
States / cities
Chula Vista, California • San Diego, California • Upland, California + 11 more
Source: ClinicalTrials.gov public record
Updated Apr 21, 2008 · Synced Sep 17, 2026, 4:09 AM EDT
Completed Not applicable Interventional Results available

Electroconvulsive Therapy Amplitude Titration

NCT04621786
View directory record Official record
Conditions
Major Depressive Disorder
Interventions
Mecta Spectrum 5000Q paired with Soterix Medical 4X1 HD - ECT Multi-Channel Stimulation Interface
Device
Lead sponsor
University of New Mexico
Other
Eligibility
50 Years to 80 Years
Enrollment
41 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2021 – 2022
U.S. locations
1
States / cities
Albuquerque, New Mexico
Source: ClinicalTrials.gov public record
Updated Jan 10, 2024 · Synced Sep 17, 2026, 4:09 AM EDT
Completed Phase 1 Interventional Results available

Development of Pregnenolone as a Treatment for Depression

NCT03645096
View directory record Official record
Conditions
Major Depressive Disorder
Interventions
Pregnenolone 500 mg, Pregnenolone 800 mg, Placebo
Drug
Lead sponsor
University of Texas Southwestern Medical Center
Other
Eligibility
18 Years to 65 Years · Female only
Enrollment
34 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2019 – 2022
U.S. locations
1
States / cities
Dallas, Texas
Source: ClinicalTrials.gov public record
Updated Apr 30, 2024 · Synced Sep 17, 2026, 4:09 AM EDT
Completed Phase 3 Interventional Results available

A Study to Evaluate the Efficacy and Safety of SAGE-217 in Participants With Severe Postpartum Depression (PPD)

NCT04442503
View directory record Official record
Conditions
Depression, Postpartum
Interventions
SAGE-217, Placebo
Drug
Lead sponsor
Biogen
Industry
Eligibility
18 Years to 45 Years · Female only
Enrollment
200 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2020 – 2022
U.S. locations
68
States / cities
Scottsdale, Arizona • Bentonville, Arkansas • Anaheim, California + 62 more
Source: ClinicalTrials.gov public record
Updated Nov 29, 2023 · Synced Sep 17, 2026, 4:09 AM EDT
Completed Not applicable Interventional

Meditation to Reduce Caregiver Stress

NCT01537679
View directory record Official record
Conditions
Depression NOS, Major Depressive Disorder, Anxiety NOS
Interventions
Kirtan Kriya meditation, Relaxation
Behavioral
Lead sponsor
University of California, Los Angeles
Other
Eligibility
45 Years and older
Enrollment
40 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2010 – 2012
U.S. locations
1
States / cities
Los Angeles, California
Source: ClinicalTrials.gov public record
Updated Nov 27, 2016 · Synced Sep 17, 2026, 4:09 AM EDT
Terminated Not applicable Interventional Results available

Cysteamine Therapy for Major Depressive Disorder

NCT00715559
View directory record Official record
Conditions
Major Depressive Disorder
Interventions
cysteamine bitartrate
Drug
Lead sponsor
Icahn School of Medicine at Mount Sinai
Other
Eligibility
18 Years to 65 Years
Enrollment
3 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2008 – 2009
U.S. locations
1
States / cities
New York, New York
Source: ClinicalTrials.gov public record
Updated Apr 6, 2017 · Synced Sep 17, 2026, 4:09 AM EDT
Completed Phase 4 Interventional Results available

Glutamatergic and GABAergic Mediators of Antidepressant Response in Major Depression

NCT01557946
View directory record Official record
Conditions
MDD, Citalopram, Major Depressive Disorder
Interventions
citalopram
Drug
Lead sponsor
Mclean Hospital
Other
Eligibility
18 Years to 65 Years
Enrollment
32 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2012 – 2015
U.S. locations
1
States / cities
Belmont, Massachusetts
Source: ClinicalTrials.gov public record
Updated Sep 11, 2017 · Synced Sep 17, 2026, 4:09 AM EDT
Completed Phase 3 Interventional

Efficacy, Safety and Tolerability of Agomelatine in the Treatment of Major Depressive Disorder

NCT00411242
View directory record Official record
Conditions
Major Depressive Disorder (MDD)
Interventions
agomelatine, placebo
Drug
Lead sponsor
Novartis
Industry
Eligibility
18 Years to 70 Years
Enrollment
503 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
Started 2006
U.S. locations
51
States / cities
Mesa, Arizona • Los Angeles, California • Oceanside, California + 42 more
Source: ClinicalTrials.gov public record
Updated Dec 22, 2020 · Synced Sep 17, 2026, 4:09 AM EDT
Completed Phase 2 Interventional

A Efficacy Study of PRX-00023 in Patients With Major Depressive Disorder

NCT00448292
View directory record Official record
Conditions
Major Depressive Disorder (MDD)
Interventions
PRX-00023, Placebo for PRX-00023
Drug
Lead sponsor
Epix Pharmaceuticals, Inc.
Industry
Eligibility
18 Years to 65 Years
Enrollment
330 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2007
U.S. locations
21
States / cities
Mesa, Arizona • Encino, California • Los Alamitos, California + 18 more
Source: ClinicalTrials.gov public record
Updated Nov 13, 2007 · Synced Sep 17, 2026, 4:09 AM EDT
Completed Not applicable Interventional Results available

Maintenance Transcranial Magnetic Stimulation in Major Depressive Disorder

NCT04076644
View directory record Official record
Conditions
MDD
Interventions
TMS treatment
Device
Lead sponsor
University of Missouri-Columbia
Other
Eligibility
18 Years and older
Enrollment
11 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2019 – 2021
U.S. locations
1
States / cities
Columbia, Missouri
Source: ClinicalTrials.gov public record
Updated Jan 3, 2023 · Synced Sep 17, 2026, 4:09 AM EDT
Not yet recruiting Not applicable Interventional

Closed-Loop Transcranial Alternating Current Stimulation for the Treatment of Major Depressive Disorder

NCT07282678
View directory record Official record
Conditions
Depression - Major Depressive Disorder, Transcranial Alternating Current Stimulation
Interventions
Closed-loop tACS, Sham Comparator
Device
Lead sponsor
Pulvinar Neuro, LLC
Industry
Eligibility
22 Years and older
Enrollment
214 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2026 – 2029
U.S. locations
1
States / cities
Durham, North Carolina
Source: ClinicalTrials.gov public record
Updated Aug 23, 2026 · Synced Sep 17, 2026, 4:09 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 27, 2019 · Synced Sep 17, 2026, 4:09 AM EDT
Enrolling by invitation Not applicable Interventional

Cortical rTMS as a Treatment for Depression

NCT05487911
View directory record Official record
Conditions
Major Depressive Disorder
Interventions
Repetitive Transcranial Magnetic Stimulation
Device
Lead sponsor
Baylor College of Medicine
Other
Eligibility
18 Years to 64 Years
Enrollment
50 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2024 – 2027
U.S. locations
1
States / cities
Houston, Texas
Source: ClinicalTrials.gov public record
Updated Jun 3, 2024 · Synced Sep 17, 2026, 4:09 AM EDT
Completed Phase 4 Interventional Results available

Study Evaluating Desvenlafaxine Succinate Sustained-Release (DVS SR) In The Treatment Of Peri- And Postmenopausal Women With Major Depressive Disorder (DVS 3364)

NCT01121484
View directory record Official record
Conditions
Major Depressive Disorder
Interventions
desvenlafaxine succinate sustained-release, placebo
Drug
Lead sponsor
Pfizer
Industry
Eligibility
40 Years to 70 Years · Female only
Enrollment
439 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2010 – 2011
U.S. locations
44
States / cities
Birmingham, Alabama • Little Rock, Arkansas • Arcadia, California + 38 more
Source: ClinicalTrials.gov public record
Updated Apr 3, 2012 · Synced Sep 17, 2026, 4:09 AM EDT
Enrolling by invitation Not applicable Interventional

Mindfulness-Based Therapy for Serious Mental Illness

NCT06880796
View directory record Official record
Conditions
Serious Mental Illness, Schizophrenia, Major Depressive Disorder, Bipolar Disorder
Interventions
Mindfulness-based therapy, Treatment as Usual (TAU)
Behavioral
Lead sponsor
Butler Hospital
Other
Eligibility
18 Years and older
Enrollment
160 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2025 – 2029
U.S. locations
1
States / cities
Providence, Rhode Island
Source: ClinicalTrials.gov public record
Updated Feb 8, 2026 · Synced Sep 17, 2026, 4:09 AM EDT
Completed Not applicable Interventional Accepts healthy volunteers

Multimodal MRI Characteristics of Psychotherapy Response in Late Life Depression

NCT02440815
View directory record Official record
Conditions
Major Depressive Disorder
Interventions
Problem Solving Therapy
Behavioral
Lead sponsor
University of California, San Francisco
Other
Eligibility
65 Years and older
Enrollment
108 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2015 – 2021
U.S. locations
1
States / cities
San Francisco, California
Source: ClinicalTrials.gov public record
Updated Aug 3, 2021 · Synced Sep 17, 2026, 4:09 AM 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 1, 2017 · Synced Sep 17, 2026, 4:09 AM EDT
Terminated Phase 3 Interventional

Open-label Long Term (52 Weeks) Safety and Tolerability of Agomelatine Sublingual Tablets in Major Depressive Disorder (MDD)

NCT01156415
View directory record Official record
Conditions
Major Depressive Disorder
Interventions
AGO178
Drug
Lead sponsor
Novartis Pharmaceuticals
Industry
Eligibility
18 Years to 71 Years
Enrollment
837 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2010 – 2011
U.S. locations
95
States / cities
Birmingham, Alabama • Glendale, Arizona • Scottsdale, Arizona + 81 more
Source: ClinicalTrials.gov public record
Updated Dec 23, 2020 · Synced Sep 17, 2026, 4:09 AM EDT
Terminated Phase 1 Interventional

A Study to Assess Adverse Events of Fosigotifator (ABBV-CLS-7262) in Adults With Major Depressive Disorder

NCT06618118
View directory record Official record
Conditions
Major Depressive Disorder (MDD)
Interventions
Fosigotifator, Placebo
Drug
Lead sponsor
AbbVie
Industry
Eligibility
20 Years to 70 Years
Enrollment
20 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2024 – 2025
U.S. locations
4
States / cities
Sherman Oaks, California • Orlando, Florida • Decatur, Georgia + 1 more
Source: ClinicalTrials.gov public record
Updated Sep 29, 2025 · Synced Sep 17, 2026, 4:09 AM EDT