Clinical trials
Major Depression Disorder clinical trials
Below are recruiting major depression disorder clinical trials, each written for real people, not researchers. We’re tracking 509 recruiting studies, each written for real people, not researchers, below.
Recruiting studies
- NCT06658795Recruiting
Can brain stimulation help older adults with depression and loneliness?
This study tests whether a gentle brain stimulation technique called tDCS (transcranial direct current stimulation) can reduce loneliness in older adults with depression. It involves wearing a headband during sessions and comparing results to a placebo group.
Guangzhou, GuangdongAges 60–80 - NCT06667180RecruitingPhase 1/Phase 2
Low-Intensity Magnetic Stimulation for Major Depression
This study tests whether low-intensity transcranial magnetic stimulation can help treat major depressive disorder and looks at how it affects certain brain chemicals. It's for people currently getting depression treatment who are not pregnant and have no metal implants or certain health conditions.
León, GuanajuatoAges 18–60 - NCT06675240Recruiting
Meditative neurofeedback for depression
This trial tests whether a technique that combines meditation with real-time brain activity feedback can help treat depression. It may help if you have moderate depression and are not currently struggling with substance abuse, psychosis, bipolar disorder, or suicidal behavior.
La Jolla, CaliforniaAges 18 years+ - NCT06675851RecruitingPhase 4
Dopamine changes in the brains of depressed and healthy people
This study uses brain scans to look at dopamine — a chemical messenger related to reward and mood — in people with depression and healthy volunteers. Researchers want to understand how dopamine changes in depression, which may lead to better treatments.
ViennaAges 18–65 - NCT06695767Recruiting
Behavioral therapy for epilepsy and depression in veterans
This trial tests a special therapy program for veterans who have both epilepsy and major depression. It uses talk therapy and text message support to help improve mood and seizure control.
Houston, TexasAges 18 years+ - NCT06698666RecruitingPhase 3
Can statins help treat depression?
This trial tests if adding a statin (a cholesterol-lowering medicine) to your current depression treatment improves symptoms. It is for adults aged 20 to 45 with mild to moderate depression who are not already taking a statin.
Cairo, Al AbbasiaAges 20–45 - NCT06700902Recruiting
Support program for college students with mental health challenges
This study tests a program called 'Taking Action' to help college students with serious mental illnesses manage their health and daily life. If you're a student with a mental health condition, you may be able to join to learn new coping skills through group education.
Philadelphia, PennsylvaniaAges 18 years+ - NCT06480201RecruitingPhase 1
Ketamine for treatment-resistant depression: a brain wave study
This study tests whether a single dose of ketamine can change brain wave patterns (called gamma oscillations) in people with treatment-resistant depression. Researchers want to see if these brain waves can predict who will feel better after treatment.
Houston, TexasAges 21–45 - NCT07684911Recruiting
Long-term effects of TMS for depression
This study looks at how well the benefits of transcranial magnetic stimulation (TMS) last over time for people with depression that didn't get better with other treatments. It also uses brain scans to find markers that might predict who will keep doing well.
RennesAges 18 years+ - NCT07611773Recruiting
Brain Stimulation for Depression Treatment Planning
This study tests whether brain scans can predict which people with depression will benefit from transcranial direct current stimulation (tDCS)—a non-invasive treatment that uses mild electrical pulses to stimulate brain areas related to mood. You would use a small home device and complete brain monitoring sessions.
ValenciaAges 18 years+ - NCT07685925Enrolling by invitation
Health study for 2026 medical interns
This study tracks medical interns during their first year using a smartphone app. It aims to understand how internship affects health.
Ann Arbor, MichiganAges 18 years+ - NCT07508215Recruiting
Bright light therapy for memory problems in depression
This study tests whether daily bright light therapy can improve thinking and memory in people with major depression. You would continue your regular antidepressant and add 30-60 minutes of light box use each morning.
Beijing, Beijing MunicipalityAges 18–60 - NCT06724666Recruiting
Online therapy for teens with anxiety or depression
This study tests an online therapy program for teens aged 13–17 who feel anxious, depressed, or both. The program is designed to help you understand and manage these feelings through short, internet-based sessions, and you can do it from home.
Cluj-NapocaAges 13–17 - NCT06728774Recruiting
Cognitive rehab for veterans with depression and memory problems
This trial tests a cognitive rehabilitation program for veterans who have depression (MDD) and are experiencing trouble with memory, attention, or thinking. The goal is to see if the program can improve these cognitive issues.
Portland, OregonAges 18 years+ - NCT06729541Recruiting
Precision treatments for common mental disorders
This study is developing more personalized treatments for schizophrenia, depression, or bipolar disorder. It may help find the best treatment approach for your specific situation.
Beijing, Beijing MunicipalityAges 18–65 - NCT06732089Recruiting
Digital help for stubborn depression
This trial tests a digital program (smartphone app or website) to help people with tough-to-treat depression. If you are already receiving advanced treatments like rTMS, ketamine, or ECT at St. Michael's Hospital, you may be able to join and see if this extra digital support improves your mood.
Toronto, OntarioAges 18 years+ - NCT06732284Recruiting
Sleep inertia study in depression
This study looks at sleep inertia (the grogginess you feel after waking up) in people with major depression. It uses a simple reaction-time test to understand how depression affects waking up.
NîmesAges 18–54 - NCT06740331Recruiting
Thinking and memory study for mood disorders
This study looks at how people with bipolar disorder or depression process social situations, memory, and thinking. It compares patients, their relatives, and healthy volunteers to better understand these conditions.
ReimsAges 18–65 - NCT06763081Recruiting
SSRI side effects genetics study
This study looks at why some people have behavioral side effects when taking SSRI antidepressants like Prozac or Zoloft. It hopes to find a genetic reason to help doctors choose safer treatments in the future.
Winnipeg, ManitobaAges 6–24 - NCT06766526Recruiting
Online support for emotional adjustment after prostate cancer
This trial tests an online support program to help men cope with emotional distress after prostate cancer. You participate from home using a computer or smartphone.
LinköpingAges 18 years+ - NCT06773949Recruiting
Exercise before rTMS for hard-to-treat depression
This trial tests if doing exercise before repetitive transcranial magnetic stimulation (rTMS) can improve depression symptoms in people who haven't gotten better with standard treatments.
Ottawa, OntarioAges 18–75 - NCT06780917Recruiting
Online cognitive testing for older adults with depression or memory concerns
This study tests whether an online cognitive assessment platform (Creyos) is valid for older adults with major depression or mild cognitive impairment. Participants will complete brain games or puzzles to see how well the online tool measures thinking skills.
Toronto, OntarioAges 60 years+ - NCT06786624RecruitingPhase 3
Testing a new drug for depression that hasn't fully responded to treatment
This trial tests a new medication called NBI-1065845 added to your current antidepressant for people with depression that hasn't fully responded to treatment. It aims to see if this combination can better improve your symptoms.
Little Rock, ArkansasAges 18 years+ - NCT06793397RecruitingPhase 3
Study of an experimental psychedelic-like drug for depression (CYB003)
This study tests an investigational medication (CYB003) for people with major depression whose current antidepressant isn't working well enough. It looks at whether this treatment can help improve depression symptoms.
Birmingham, AlabamaAges 18–85
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Common questions
- Are there clinical trials for major depression disorder?
- Yes. Clin2 currently lists 509 recruiting major depression disorder studies from the U.S. registry, each rewritten for real people, not researchers, so you can see what it’s testing and who it’s for.
- How do I know if I qualify for a major depression disorder trial?
- Each study lists its eligibility criteria — rules about age, diagnosis, and prior treatments. On every Clin2 trial page we explain these in words written for real people and offer a short, optional pre-screen for a fit read. The study team makes the final decision.
- Does it cost anything to join a major depression disorder trial?
- Using Clin2 is always free. Many trials cover the cost of the study treatment and related visits; some reimburse travel. The study team explains exactly what’s covered before you decide.
Related conditions
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.