7 Major Depressive Disorder Clinical Trials in Oceanside, CA (2026)

Q: How do I join a clinical trial in Oceanside?

Browse available studies, click one that interests you, and complete the free eligibility form. A study coordinator at the Oceanside research site will contact you.

Recruiting Major Depressive Disorder Studies in Oceanside

NCT06966401Recruiting

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

This study will evaluate the long-term safety and tolerability of NBI-1065845 as an adjunctive treatment in participants with MDD....

Oceanside, CAPHASE3850 participantsNeurocrine Biosciences

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NCT07196501Recruiting

A Study to Evaluate the Maintenance Effect of NBI-1065845 as an Adjunctive Treatment in Participants With Major Depressive Disorder (MDD)

The primary objective of this study is to evaluate the efficacy of NBI-1065845 compared with placebo as an adjunctive treatment in delaying relapse of depressive symptoms (maintenance of effect) in pa...

Oceanside, CAPHASE3550 participantsNeurocrine Biosciences

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NCT07484217Recruiting

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

CLARITY (Clinical Assessment of Response in the Treatment of Depression with Daytime Sleepiness Using Solriamfetol) is a Phase 3, double-blind, placebo-controlled, multicenter randomized withdrawal tr...

Oceanside, CAPHASE3508 participantsAxsome Therapeutics, Inc.

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NCT06223880Recruiting

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

This is a randomized, double-blind, active-controlled, multi-center study to evaluate the efficacy of AXS-05, compared to bupropion, in preventing the relapse of depressive symptoms in subjects with m...

Oceanside, CAPHASE4350 participantsAxsome Therapeutics, Inc.

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NCT07300969Recruiting

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

The goal of this clinical trial is to learn if DT-101 can treat depression in adults. The effect of DT-101 will be compared to placebo. Subjects will attend the clinic every couple of weeks complete g...

Oceanside, CAPHASE2300 participantsDraig Therapeutics Ltd

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NCT07553637Recruiting

ALTO-207 in Adults With Treatment-resistant Depression (TRD)

The purpose of this trial is to measure depressive symptoms following treatment with ALTO-207 compared with placebo in participants with TRD....

Oceanside, CAPHASE2178 participantsAlto Neuroscience

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NCT07115329Recruiting

A Phase 2 Study of Zelquistinel or Placebo for the Reduction of Symptoms of Major Depressive Disorder

The goal of this clinical trial is to learn if zelquistinel works to treat depression in adults. It will also learn about the safety of zelquistinel. The main questions it aims to answer are: Does ze...

Oceanside, CAPHASE2164 participantsSyndeio Biosciences, Inc

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About Major Depressive Disorder Clinical Trials in Oceanside

Major depressive disorder (MDD) is a severe form of depression characterized by persistent sadness, loss of interest, and impaired daily functioning. Treatment-resistant depression (TRD) affects patients who do not respond to standard therapies. Novel treatments like ketamine, psilocybin, and neuromodulation are being studied.

There are currently 7 major depressive disorder clinical trials recruiting participants in Oceanside, CA. These studies are seeking a combined 2,900 participants. Research is being sponsored by Neurocrine Biosciences, Axsome Therapeutics, Inc., Draig Therapeutics Ltd and 2 other organizations. Clinical trial participation is free and participants receive study-related medical care at no cost.

Major Depressive Disorder Clinical Trials in Oceanside — FAQ

Are there major depressive disorder clinical trials in Oceanside?

Yes, there are 7 major depressive disorder clinical trials currently recruiting in Oceanside, CA. Browse the studies on this page to find one that fits.

How do I join a clinical trial in Oceanside?

Browse the studies listed above, click one that interests you, and complete the free eligibility form. A study coordinator at the Oceanside research site will contact you about next steps.

Are clinical trials in Oceanside free?

Yes, clinical trial participation is always free. Study-related treatment, medical tests, and doctor visits are provided at no cost. Many Oceanside studies also compensate for your time and travel.

What major depressive disorder treatments are being tested?

The 7 active trials in Oceanside are testing new therapies including novel drugs, biologics, and treatment approaches for major depressive disorder.

Data updated October 18, 2026 from ClinicalTrials.gov