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Showing 25–48 of 24 matching trials from the live ClinicalTrials.gov search.
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Filters: Condition: Treatment Resistant Depression Clear all
Not yet recruiting Not applicable Interventional

Neuronavigated aiTBS for TRD

NCT07329153
View directory record Official record
Conditions
Treatment Resistant Depression (TRD)
Interventions
aiTBS
Device
Lead sponsor
University of Texas Southwestern Medical Center
Other
Eligibility
18 Years to 65 Years
Enrollment
247 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2026 – 2031
U.S. locations
3
States / cities
San Diego, California • New York, New York • Dallas, Texas
Source: ClinicalTrials.gov public record
Updated Jan 8, 2026 · Synced Jul 23, 2026, 10:07 AM EDT
Completed Not applicable Interventional

Effectiveness of Acupuncture for Depressed Patients Taking Antidepressant Medications

NCT01633996
View directory record Official record
Conditions
Depression
Interventions
Acupuncture
Procedure
Lead sponsor
Massachusetts General Hospital
Other
Eligibility
18 Years to 65 Years
Enrollment
45 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2007 – 2010
U.S. locations
1
States / cities
Boston, Massachusetts
Source: ClinicalTrials.gov public record
Updated Jul 5, 2012 · Synced Jul 23, 2026, 10:07 AM EDT
Active, not recruiting Phase 2 Interventional

Dasatinib Plus Quercetin for Accelerated Aging in Mental Disorders

NCT05838560
View directory record Official record
Conditions
Schizophrenia, Treatment Resistant Depression, Aging, Premature
Interventions
Dasatinib, quercetin
Drug
Lead sponsor
Washington University School of Medicine
Other
Eligibility
50 Years and older
Enrollment
40 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2023 – 2027
U.S. locations
1
States / cities
St Louis, Missouri
Source: ClinicalTrials.gov public record
Updated Apr 20, 2026 · Synced Jul 23, 2026, 10:07 AM EDT
Completed Phase 3 Interventional

A Study to Assess the Efficacy and Safety of AXS-05 in Subjects With Treatment Resistant Major Depressive Disorder

NCT02741791
View directory record Official record
Conditions
Treatment Resistant Major Depressive Disorder
Interventions
AXS-05, Bupropion
Drug
Lead sponsor
Axsome Therapeutics, Inc.
Industry
Eligibility
18 Years to 65 Years
Enrollment
312 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2016 – 2020
U.S. locations
74
States / cities
Phoenix, Arizona • Little Rock, Arkansas • Anaheim, California + 71 more
Source: ClinicalTrials.gov public record
Updated Mar 23, 2021 · Synced Jul 23, 2026, 10:07 AM EDT
Completed Phase 4 Interventional Results available

A Study of Brexpiprazole Plus Ketamine in Treatment-Resistant Depression (TRD)

NCT03149991
View directory record Official record
Conditions
Depression
Interventions
Brexpiprazole, Ketamine, Placebo
Drug
Lead sponsor
Massachusetts General Hospital
Other
Eligibility
18 Years to 65 Years
Enrollment
51 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2017 – 2019
U.S. locations
6
States / cities
Garden Grove, California • Oakland, California • Chicago, Illinois + 3 more
Source: ClinicalTrials.gov public record
Updated Jul 23, 2020 · Synced Jul 23, 2026, 10:07 AM EDT
Completed Phase 2 Interventional Results available

Ketamine in Adolescents With Treatment-Resistant Depression

NCT02078817
View directory record Official record
Conditions
Major Depressive Disorder
Interventions
Ketamine
Drug
Lead sponsor
University of Minnesota
Other
Eligibility
12 Years to 18 Years
Enrollment
14 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2014 – 2018
U.S. locations
1
States / cities
Minneapolis, Minnesota
Source: ClinicalTrials.gov public record
Updated Jan 26, 2020 · Synced Jul 23, 2026, 10:07 AM EDT
Active, not recruiting Phase 2 Interventional

An Open Label Study of the Safety and Efficacy of Psilocybin in Participants With Treatment-Resistant Depression (P-TRD)

NCT04433858
View directory record Official record
Conditions
Treatment Resistant Depression
Interventions
Psilocybin
Drug
Lead sponsor
Sheppard Pratt Health System
Other
Eligibility
18 Years to 65 Years
Enrollment
27 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2021 – 2026
U.S. locations
2
States / cities
Palo Alto, California • Baltimore, Maryland
Source: ClinicalTrials.gov public record
Updated Aug 8, 2024 · Synced Jul 23, 2026, 10:07 AM EDT
Active, not recruiting No phase listed Observational Accepts healthy volunteers

Studying the Health of Asians to Advance Knowledge, Treatments, and Interventions for Depression

NCT06002204
View directory record Official record
Conditions
Depression, Treatment Resistant Depression, Mood Disorders, Bipolar Disorder, Mental Disorders, Bipolar and Related Disorders
Interventions
Observational Study
Other
Lead sponsor
University of Texas Southwestern Medical Center
Other
Eligibility
10 Years and older
Enrollment
6,000 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2024 – 2035
U.S. locations
1
States / cities
Dallas, Texas
Source: ClinicalTrials.gov public record
Updated Aug 20, 2025 · Synced Jul 23, 2026, 10:07 AM EDT
Completed Not applicable Interventional

Transcranial Magnetic Stimulation for Depression in Autism Spectrum Conditions

NCT05271357
View directory record Official record
Conditions
Autism Spectrum Disorder, Major Depressive Disorder
Interventions
Bilateral TMS, Unilateral TMS
Procedure
Lead sponsor
Children's Hospital Medical Center, Cincinnati
Other
Eligibility
12 Years to 26 Years
Enrollment
17 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2021 – 2023
U.S. locations
1
States / cities
Cincinnati, Ohio
Source: ClinicalTrials.gov public record
Updated Feb 6, 2024 · Synced Jul 23, 2026, 10:07 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 27, 2025 · Synced Jul 23, 2026, 10:07 AM EDT
Completed Not applicable Interventional Results available

Low Frequency TMS for Depression in Epilepsy

NCT03105700
View directory record Official record
Conditions
Epilepsy, Depressions, Refractory
Interventions
Transcranial Magnetic Stimulation
Device
Lead sponsor
Dartmouth-Hitchcock Medical Center
Other
Eligibility
18 Years to 70 Years
Enrollment
15 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2017 – 2021
U.S. locations
1
States / cities
Lebanon, New Hampshire
Source: ClinicalTrials.gov public record
Updated Mar 20, 2023 · Synced Jul 23, 2026, 10:07 AM EDT
Completed Not applicable Interventional

Feasibility of Resistance Exercise to Treat Major Depression Via Cerebrovascular Mechanisms

NCT05695365
View directory record Official record
Conditions
Major Depressive Disorder
Interventions
Resistance Exercise Training
Behavioral
Lead sponsor
Iowa State University
Other
Eligibility
18 Years to 65 Years
Enrollment
9 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2022 – 2023
U.S. locations
1
States / cities
Ames, Iowa
Source: ClinicalTrials.gov public record
Updated Mar 4, 2024 · Synced Jul 23, 2026, 10:07 AM EDT
Completed Not applicable Interventional Accepts healthy volunteers

Feasibility of Therapy Integrating Peer-sharing, Technology, Aerobic and Resistance Training (TIPSTART)

NCT04813198
View directory record Official record
Conditions
Group Meetings
Interventions
TIPSTART
Behavioral
Lead sponsor
University of Illinois at Urbana-Champaign
Other
Eligibility
18 Years to 34 Years
Enrollment
20 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2021 – 2022
U.S. locations
1
States / cities
Urbana, Illinois
Source: ClinicalTrials.gov public record
Updated Aug 24, 2022 · Synced Jul 23, 2026, 10:07 AM EDT
Completed No phase listed Observational Accepts healthy volunteers

Computational Psychiatric Approach to Depression

NCT04189939
View directory record Official record
Conditions
Depression, Treatment Resistant Depression
Interventions
clinical assessments
Other
Lead sponsor
Wake Forest University Health Sciences
Other
Eligibility
18 Years to 85 Years
Enrollment
128 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2020 – 2023
U.S. locations
1
States / cities
Winston-Salem, North Carolina
Source: ClinicalTrials.gov public record
Updated Aug 5, 2024 · Synced Jul 23, 2026, 10:07 AM EDT
Withdrawn Not applicable Interventional

An Open Label Study of the Genecept™ Assay in Treatment Resistant Depression

NCT01438242
View directory record Official record
Conditions
Major Depressive Disorder
Interventions
Genecept Assay
Device
Lead sponsor
Genomind, LLC
Industry
Eligibility
18 Years to 65 Years
Healthy volunteers
Healthy volunteers not accepted
Timeline
2015 – 2016
U.S. locations
1
States / cities
Chalfont, Pennsylvania
Source: ClinicalTrials.gov public record
Updated Mar 22, 2015 · Synced Jul 23, 2026, 10:07 AM EDT
Completed No phase listed Observational Results available

Treatment-Resistant Depression Registry

NCT00320372
View directory record Official record
Conditions
Major Depressive Disorder
Interventions
Not listed
Lead sponsor
Cyberonics, Inc.
Industry
Eligibility
18 Years and older
Enrollment
795 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2006 – 2015
U.S. locations
55
States / cities
Tucson, Arizona • Beverly Hills, California • Garden Grove, California + 46 more
Source: ClinicalTrials.gov public record
Updated Dec 22, 2015 · Synced Jul 23, 2026, 10:07 AM EDT
Active, not recruiting Phase 3 Interventional

Psilocybin-Assisted Therapy in Treatment-Resistant Depression

NCT06303739
View directory record Official record
Conditions
Refractory Depression, Treatment Resistant Depression
Interventions
psilocybin
Drug
Lead sponsor
University of North Carolina, Chapel Hill
Other
Eligibility
18 Years to 70 Years
Enrollment
20 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2024 – 2027
U.S. locations
1
States / cities
Chapel Hill, North Carolina
Source: ClinicalTrials.gov public record
Updated May 5, 2026 · Synced Jul 23, 2026, 10:07 AM EDT
Completed Not applicable Interventional Results available

Administration of Subanesthetic Dose of Ketamine and Electroconvulsive Treatment for Treatment Resistant Depression

NCT02522377
View directory record Official record
Conditions
Treatment Resistant Depression, Major Depressive Disorder, Severe Depression
Interventions
Ketamine, Midazolam
Drug
Lead sponsor
The Cleveland Clinic
Other
Eligibility
18 Years to 65 Years
Enrollment
15 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2015 – 2018
U.S. locations
1
States / cities
Cleveland, Ohio
Source: ClinicalTrials.gov public record
Updated Aug 28, 2019 · Synced Jul 23, 2026, 10:07 AM EDT
Completed Phase 2 Interventional Results available

Nuedexta in Treatment-Resistant Major Depression

NCT01882829
View directory record Official record
Conditions
Major Depressive Disorder, Treatment Resistant
Interventions
dextromethorphan/quinidine
Drug
Lead sponsor
James Murrough
Other
Eligibility
18 Years to 65 Years
Enrollment
20 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2013 – 2016
U.S. locations
1
States / cities
New York, New York
Source: ClinicalTrials.gov public record
Updated Jun 10, 2018 · Synced Jul 23, 2026, 10:07 AM EDT
Completed Phase 2 Interventional

Psilocybin for Treatment-Resistant Depression

NCT06230757
View directory record Official record
Conditions
Major Depressive Disorder, Anhedonia, Treatment Resistant Depression
Interventions
Psilocybin 25mg, Placebo (active placebo)
Drug
Lead sponsor
University of Colorado, Denver
Other
Eligibility
21 Years to 75 Years
Enrollment
20 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2024 – 2026
U.S. locations
1
States / cities
Aurora, Colorado
Source: ClinicalTrials.gov public record
Updated May 21, 2026 · Synced Jul 23, 2026, 10:07 AM EDT
Terminated No phase listed Observational

Effect of Ketamine on Neurological Activity as Measured by Electroencephalogram (EEG)

NCT05095792
View directory record Official record
Conditions
Treatment-resistant Depression
Interventions
Observational - no intervention
Other
Lead sponsor
Entheon Biomedical Corp.
Industry
Eligibility
21 Years to 60 Years
Enrollment
1 participant
Healthy volunteers
Healthy volunteers not accepted
Timeline
2021 – 2022
U.S. locations
1
States / cities
Austin, Texas
Source: ClinicalTrials.gov public record
Updated Nov 13, 2024 · Synced Jul 23, 2026, 10:07 AM EDT
Completed Not applicable Interventional

The RAFT ECT Study

NCT05402657
View directory record Official record
Conditions
Major Depressive Episode
Interventions
Frontoparietal Ultrabrief Right Unilateral (UBRUL-FP) electroconvulsive therapy, Temporoparietal Ultrabrief Right Unilateral (UBRUL-TP) electroconvulsive therapy
Procedure
Lead sponsor
The George Institute
Other
Eligibility
18 Years and older
Enrollment
156 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2023 – 2026
U.S. locations
3
States / cities
Atlanta, Georgia • Augusta, Georgia • Charleston, South Carolina
Source: ClinicalTrials.gov public record
Updated Mar 12, 2026 · Synced Jul 23, 2026, 10:07 AM EDT
Terminated Phase 2 Interventional Results available

Salicylic Augmentation in Depression

NCT03152409
View directory record Official record
Conditions
Depression, Depressive Disorder, Major Depressive Disorder, Treatment Resistant Depression
Interventions
Aspirin 325mg, Placebo Oral Tablet
Drug
Lead sponsor
Jessica Harder
Other
Eligibility
18 Years to 65 Years
Enrollment
32 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2018 – 2021
U.S. locations
1
States / cities
Boston, Massachusetts
Source: ClinicalTrials.gov public record
Updated Jan 30, 2024 · Synced Jul 23, 2026, 10:07 AM EDT
Recruiting Not applicable Interventional

Treatment ResistAnt Depression Subcallosal CingulatE Network DBS (TRANSCEND)

NCT06423430
View directory record Official record
Conditions
Treatment Resistant Depression
Interventions
Sham-stimulation, Active-stimulation
Device
Lead sponsor
Abbott Medical Devices
Industry
Eligibility
22 Years to 70 Years
Enrollment
100 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2024 – 2029
U.S. locations
24
States / cities
Birmingham, Alabama • Los Angeles, California • Sacramento, California + 18 more
Source: ClinicalTrials.gov public record
Updated Jun 28, 2026 · Synced Jul 23, 2026, 10:07 AM EDT