Clinical trials
Major Depressive Disorder clinical trials
Below are recruiting major depressive disorder clinical trials, each written for real people, not researchers. We’re tracking 502 recruiting studies, each written for real people, not researchers, below.
Recruiting studies
- NCT07633080Recruiting
Magnesium supplement added to antidepressants for depression
This study tests whether adding magnesium bisglycinate (a mineral supplement) to your current antidepressant medication can help improve depression symptoms. Researchers want to see if this combination works better than antidepressant alone.
Bhubaneswar, OdishaAges 18–65 - NCT07621237RecruitingPhase 2
TNX-102 SL for Major Depressive Disorder
This study tests whether a new medication called TNX-102 SL can reduce depression symptoms better than a placebo (inactive pill). You'll take the medication daily and have regular check-ins to see how you're doing.
Phoenix, ArizonaAges 18 years+ - NCT07623135RecruitingPhase 3
Lumateperone for Hard-to-Treat Depression in Older Adults
This study tests lumateperone, a new medication added to your current antidepressant, to help treat depression that hasn't improved with other treatments. It's designed for people age 60 and older who have tried at least two antidepressants without success.
Tucson, ArizonaAges 60 years+ - NCT07617467Recruiting
Group therapy for emotional distress in young people
This trial tests whether group-based therapy (Acceptance and Commitment Therapy, or ACT) can help young people manage anxiety, depression, and stress. The therapy teaches skills to accept difficult feelings while living according to your values.
Arendal, AgderAges 16–25 - NCT06070766Recruiting
At-home ketamine study for chronic conditions
This trial tests a ketamine protocol you can use at home. It may help if you have a long-term health condition.
Bigfork, MontanaAges 18 years+ - NCT07619092Recruiting
Flumazenil to reverse sedation during depression treatment
This trial tests whether flumazenil (a medication that reverses sedation from anti-anxiety drugs) can safely help patients wake up faster after electroconvulsive therapy (ECT), a treatment for severe depression. The goal is to see if it improves recovery time without causing problems.
Frederiksberg, Capital RegionAges 18 years+ - NCT07610473RecruitingPhase 2
Testing DT-101 as an add-on for depression
This trial tests if a new medication, DT-101, can help when added to your current depression treatment. It's for adults with recurrent depression who may need extra support.
Phoenix, ArizonaAges 18–75 - 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+ - NCT07604753Recruiting
Comparing two mental health screening questionnaires
This study compares two different questionnaires that doctors use to diagnose mental health conditions. Researchers want to check if a newer, shorter questionnaire works just as well as the longer standard one.
Hong KongAges 18 years+ - NCT07610928Recruiting
Stress management and gentle movement for Asian Americans with depression
This study tests whether learning stress management and gentle movement (like Tai Chi or Qigong) can help Asian Americans with depression and physical symptoms. It may offer a way to feel better that you can do from home in online group sessions.
Boston, MassachusettsAges 18 years+ - NCT07603804Recruiting
Accelerated Brain Stimulation for Treatment-Resistant Depression
This study tests an accelerated form of iTBS (a non-invasive brain stimulation technique) for depression that hasn't improved with antidepressant medications. The goal is to help people with major depression who haven't responded adequately to at least one antidepressant drug.
IstanbulAges 18–65 - NCT07592689RecruitingPhase 3
DT120 Treatment for Major Depression
This study tests whether a new medication called DT120 can help people with moderate-to-severe depression feel better. You'd take the medication for several weeks while doctors track your mood and symptoms.
Little Rock, ArkansasAges 18–74 - NCT07579078Enrolling by invitation
Vitamin D and Brain Activity in Women With Depression
This study tests whether vitamin D supplements can improve brain wave patterns in women diagnosed with depression who have low vitamin D levels. Researchers will measure brain activity using EEG (a non-invasive test that records electrical signals from the brain) before and after vitamin D treatment.
DhakaAges 20–40 - NCT07573176RecruitingPhase 3
Seltorexant for Depression in Adults and Older Adults
This study tests a new medication called seltorexant as a standalone treatment for major depression. The trial is for adults and older adults who have depression that hasn't improved with other antidepressants or who haven't tried them yet.
Bryant, ArkansasAges 18–74 - NCT07569198RecruitingPhase 2
Ketamine plus therapy for depression with suicidal thoughts
This study tests whether ketamine (a medication) combined with a specific type of therapy called DBT can help people with treatment-resistant depression and borderline personality disorder who are having thoughts of suicide. You would receive ketamine infusions alongside structured therapy sessions over 6 months.
Toronto, OntarioAges 18–70 - NCT07572526Recruiting
Brain Stimulation to Improve Sleep and Mood in Depression
This study tests a non-invasive brain stimulation technique called tDCS (transcranial direct current stimulation) to see if improving sleep can help reduce depression symptoms. You'll do short stimulation sessions at home and track your sleep and mood.
New York, New YorkAges 18–65 - NCT07571226Recruiting
Urban Stress and Mental Health Monitoring Study
This study explores how city living and daily stress affect depression, anxiety, and alcohol use disorders by having you wear a monitoring wristband and use a smartphone app to track your physical responses. Researchers hope to better understand the link between environmental stress and mental health symptoms.
BeijingAges 18–60 - NCT07576686Recruiting
AI-assisted therapy for depression and anxiety
This trial tests a computer-guided cognitive behavioral therapy (CBT)—a proven talk therapy approach—to help treat mild depression and anxiety. The program runs for 10 weeks with weekly sessions, and AI helps guide your therapist or the process itself.
NišAges 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+ - NCT07562191RecruitingPhase 2
Inhaled DMT for major depression
This trial tests if inhaling DMT can help treat moderate to severe major depression. You may qualify if your depression has lasted at least two weeks and you have not changed medications recently.
Fortaleza, CearáAges 18 years+ - NCT06163625Recruiting
Brain activity and memory in treatment-resistant depression
This study looks at how the brain's frontal lobe (DLPFC) works during memory tasks in people with treatment-resistant depression. It compares brain activity between depressed patients and healthy controls using MRI and possibly a brain stimulation technique (rTMS). It aims to understand why some people don't respond to standard treatments.
Toronto, OntarioAges 18–65 - NCT07543328Recruiting
Light therapy added to antidepressants for depression with body symptoms
This study tests whether a special light treatment applied to the scalp (transcranial photobiomodulation) can help people with depression who aren't getting better with antidepressants alone. The light therapy is added to your current medication to see if it reduces both mood symptoms and physical complaints like pain or fatigue.
TaipeiAges 18–65 - NCT07540585Recruiting
Mental health support for pregnant patients with pregnancy complications
This study tests whether providing mental health care while you're in the hospital for pregnancy-related complications can help you feel better and have better outcomes. It's designed for patients who've had difficulties with past pregnancies.
Indianapolis, IndianaAges 18–100
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Common questions
- Are there clinical trials for major depressive disorder?
- Yes. Clin2 currently lists 502 recruiting major depressive 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 depressive 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 depressive 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.