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Major Depressive Disorder clinical trials in San Diego, CA

16 studies for Major Depressive Disorder are looking for participants at sites in and around San Diego (within about 30 miles). Open a study to see who can join and how to contact the study team.

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ACP-211 Monotherapy for Major Depressive Disorder With Inadequate Antidepressant Response

RecruitingPhase 2
  • Kadima Neuropsychiatry Institute, La Jolla · 11 mi away
Ages 18 to 65 · All sexes · Updated Oct 5, 2026 · NCT07284667

A Phase 3 Trial of DT120 for Major Depressive Disorder (Ascend)

RecruitingPhase 3
  • Kadima Neuropsychiatry Institute, San Diego
Ages 18 to 74 · All sexes · Updated Oct 5, 2026 · NCT07592689

A Study to Evaluate TNX-102 SL Monotherapy Versus Placebo in Participants With Major Depressive Disorder (MDD)

RecruitingPhase 2
  • Artemis Institute For Clinical Research - San Diego, San Diego
Ages 18 and older · All sexes · Updated Sep 25, 2026 · NCT07621237

Spaced Transcranial Direct Current Stimulation for Treatment-Resistant Depression: A Home-Based Feasibility and Safety Study

Recruiting
  • UCSD Interventional Psychiatry, San Diego
Ages 18 to 85 · All sexes · Updated Sep 15, 2026 · NCT07217223

A Randomized Study of Azetukalner Versus Placebo in Major Depressive Disorder (X-NOVA3)

RecruitingPhase 3
  • Artemis Institute for Clinical Research, San Diego
  • Center for Neurohealth, La Jolla · 11 mi away
Ages 18 to 74 · All sexes · Updated Sep 8, 2026 · NCT07076407

A Study to Evaluate the Effectiveness of DT-101 in Patients With Depression

RecruitingPhase 2
  • Draig Clinical Site, San Diego
Ages 18 to 75 · All sexes · Updated Aug 26, 2026 · NCT07300969

Enhancing Veteran-Clinical Collaboration in VA PRRCs

Recruiting
  • VA San Diego Healthcare System, San Diego, CA, San Diego
Ages 18 and older · All sexes · Updated Aug 19, 2026 · NCT06898879

Clinical Assessment of Response in the Treatment of Depression With Daytime Sleepiness Using Solriamfetol

RecruitingPhase 3
  • Clinical Research Site, San Diego
Ages 18 to 65 · All sexes · Updated Jul 24, 2026 · NCT07484217

Long-Term Study to Assess the Safety and Tolerability of NBI-1065845 as an Adjunctive Treatment in Participants With Major Depressive Disorder (MDD)

RecruitingPhase 3
  • Neurocrine Clinical Site, San Diego
Ages 18 and older · All sexes · Updated Jul 24, 2026 · NCT06966401

A Study to Assess the Efficacy, Safety and Tolerability of VLS-01 Buccal Film, Compared to Placebo in Patients With Treatment Resistant Depression (ELUMINA)

RecruitingPhase 2
  • Kadima Neuropsychiatry Institute, La Jolla · 11 mi away
Ages 18 to 65 · All sexes · Updated May 11, 2026 · NCT06524830

Mindfulness Engaged Neurostimulation for Depression (MEND II)

RecruitingPhase 2
  • UC San Diego Health Psychiatry, San Diego
Ages 18 to 65 · All sexes · Updated May 6, 2026 · NCT07512284

Maintenance rTMS for Depression (Maitr-De)

Recruiting
  • University of California, San Diego, San Diego
Ages 18 to 80 · All sexes · Updated Apr 29, 2026 · NCT06938841

ATLAS-1: Advanced Trial for Longitudinal Assessment in Salma 1

RecruitingObservational study
  • Salma Health, La Jolla · 11 mi away
Ages 18 and older · All sexes · Updated Apr 14, 2026 · NCT07528014

Study to Assess the Efficacy and Safety of NBI-1065845 as an Adjunctive Treatment in Participants With Major Depressive Disorder (MDD)

RecruitingPhase 3
  • Neurocrine Clinical Site, San Diego
Ages 18 and older · All sexes · Updated Oct 29, 2025 · NCT06786624

A Study to Evaluate the Efficacy of AXS-05 Compared to Bupropion in Preventing the Relapse of Depressive Symptoms

RecruitingPhase 4
  • Clinical Research Site, San Diego
Ages 18 to 65 · All sexes · Updated Jan 23, 2025 · NCT06223880

Major Depressive Disorder trials in other cities

Other studies in San Diego

From ClinicalTrials.gov, data retrieved Oct 6, 2026. Each study sets its own eligibility; the study team decides who can join.