Clinical trials · California
Depression - Major Depressive Disorder clinical trials in California
We’re tracking 10 recruiting depression - major depressive disorder studies with a site in California — including Phase 2, Phase 2/Phase 3 and Phase 3 studies, each written for real people, not researchers.
Recruiting studies in California
- NCT07364799Recruiting
Sound therapy for stress in detained teens
This trial tests a multi-sensory therapy called SoundHeal for teens in juvenile detention. It uses sound and vibration to help with stress, anxiety, depression, or substance use.
San Luis Obispo, CaliforniaAges 12–18 - NCT04777357RecruitingPhase 3
Cariprazine for bipolar depression in ages 10 to 17
This Phase 3 study tests whether cariprazine can improve depression symptoms in children and teens with bipolar I disorder, and also tracks side effects. It may help if your depressive episode is ongoing and you meet specific mood and screening score requirements.
Anaheim, CaliforniaAges 10–17 - NCT07217860Enrolling by invitationPhase 3
Long-term safety study of azetukalner for bipolar depression
This study is looking at the long-term safety of azetukalner for people with bipolar I or II depression who have already completed a previous trial of this drug. It is an open-label study, meaning everyone will receive the active medication.
Culver City, CaliforniaAges 18–75 - NCT06273527RecruitingPhase 2/Phase 3
Thinking skills training for mood and anxiety
This study tests whether a computerized training program can help people with mood, anxiety, or trauma-related disorders who struggle with repetitive negative thinking. If you are an outpatient and can have an MRI, this may be a good fit.
San Diego, CaliforniaAges 21–55 - NCT06768749Recruiting
Melatonin lotion for better sleep and mood
This trial tests whether using a scented melatonin lotion before bed can improve sleep and reduce anxiety or depression symptoms. It may be a good fit if you have mild sleep problems and some mood symptoms but are not currently taking medication for them.
Redlands, CaliforniaAges 18–21 - NCT04356274Enrolling by invitation
Improving access to addiction and mental health care at VA clinics
This study tests an approach to help VA clinics reach more Veterans with proven treatments for addiction and mental health conditions. It focuses on clinic-level processes (not individual medications) to increase how widely evidence-based care is delivered.
Palo Alto, CaliforniaAges 18 years+ - NCT06162741Recruiting
Brief mindfulness training for Veterans in primary care
This study tests whether brief mindfulness training offered in VA primary care can help Veterans with symptoms of PTSD, depression, or anxiety. It aims to see if this approach works well in everyday clinic settings.
San Diego, CaliforniaAges 18 years+ - NCT06073886RecruitingPhase 2
Better brain stimulation for long-lasting concussion symptoms
This trial tests whether personalized brain stimulation can help people who have ongoing symptoms more than 20 on a standard concussion scale, such as headaches, dizziness, or trouble concentrating, after a mild head injury in the past year.
Westwood, Los Angeles, CaliforniaAges 18–65 - NCT07220460RecruitingPhase 2
Study of an oral drug for bipolar depression
This trial tests an experimental pill (ABB-932) for people with bipolar I or II disorder who are currently in a depressive episode. The goal is to see if the drug is safe and helps improve mood.
Colton, CaliforniaAges 18–65 - NCT06583395Enrolling by invitation
Meditation retreat study with fitness tracker
This trial studies people attending a 7-day meditation retreat to see how meditation affects well-being. You will wear a fitness tracker and answer surveys.
Palm Desert, CaliforniaAges 21 years+
Depression - Major Depressive Disorder trials by city in California
Where these studies are running in California
Institutions with a site for the recruiting depression - major depressive disorder studies listed above.
- Advanced Research Center (ARC), Inc. · 2 studies
- Alliance for Research Alliance for Wellness · 2 studies
- Inland Psychiatric Medical Group · 2 studies
- ProScience Research Group · 2 studies
- Accellacare
- ATP Clinical Research
- Axiom Research
- Care Access Research
What taking part in a depression - major depressive disorder study involves
A screening visit first
Before anything else, the study team checks whether you fit — usually a visit with some tests. You can stop at any point, and screening is typically free.
Care at a nearby site
Study visits happen at a clinic or hospital taking part. Many studies cover the cost of the study treatment and related visits, and some reimburse travel.
You stay in control
Taking part is voluntary and you can leave a study at any time, for any reason, without affecting your regular care.
The team decides eligibility
Our fit check is a helpful first read, not a decision. The study team makes the final call after reviewing your health history.
Depression - Major Depressive Disorder trials in other states
Common questions
- Are there depression - major depressive disorder clinical trials in California?
- Yes. We're currently tracking 10 recruiting depression - major depressive disorder studies with a site in California, each rewritten in plain language so you can see what it's testing and who it's for.
- How do I find out if I qualify for a depression - major depressive disorder study in California?
- Each study lists its eligibility rules — age, diagnosis, prior treatments. On every trial page we explain these in plain language and offer a short, optional pre-screen for a fit read. The study team makes the final decision.
- Do I have to live in California to take part?
- Not necessarily. These studies have a site in California, but eligibility is about your health, not your address — some people travel to take part, and a few studies reimburse travel. The study team can tell you what's required.
- Does it cost anything to join a depression - major depressive disorder trial?
- Using Clin2 is always free. Many trials cover the study treatment and related visits; some reimburse travel. The study team explains exactly what's covered before you decide.
Not the right time?
New depression - major depressive disorder studies open in California regularly. Set up a health profile and we’ll quietly watch for studies that fit you and email you when one opens.
Clin2 helps you find and understand clinical trials and does not provide medical advice. Study data comes from ClinicalTrials.gov. Talk with your doctor about whether a specific trial is right for you.