Clinical trials
MDD clinical trials
Below are recruiting mdd clinical trials, each written for real people, not researchers. We’re tracking 109 recruiting studies, each written for real people, not researchers, below.
Recruiting studies
- NCT06088121Recruiting
TMS with cognitive training for mild Alzheimer's dementia
This study tests a combination of brain stimulation (TMS) and cognitive training to improve memory and thinking in people with mild Alzheimer's. It may help if you are already on a stable dose of a donepezil-type medication and have a confirmed Alzheimer's diagnosis.
Incheon, Bupyeong 6(yuk)-dong, Bupyeong-guAges 60–85 - 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+ - NCT06828887RecruitingPhase 2
Testing LV232 capsules for major depression
This trial tests a new medicine called LV232 for people with moderate to severe depression. Researchers want to find the best dose and check if it works safely.
ShanghaiAges 18–65 - 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+ - NCT06983405Recruiting
Physical therapy for depression and quality of life pilot
This study is testing whether adding physical therapy to your usual depression care can improve your quality of life while you are in the hospital. If you are an adult admitted to the psychiatry unit with major depression, you may be able to join.
Zaragoza, AragonAges 18 years+ - NCT07111390Recruiting
Home-based light therapy for major depression
This trial tests whether a special light you can use at home can help treat major depression. It's a 60Hz light that you turn on and off repeatedly. If you're 24–65, have depression, and take a stable antidepressant, you may be able to participate.
New York, New YorkAges 24–65 - 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+ - 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 - NCT07120880RecruitingPhase 3
Light therapy timing for depression with insomnia
This trial tests whether giving light therapy at a specific time of day can improve both depression and sleep problems. It is for adults with major depression and insomnia who are not currently on antidepressants.
ParisAges 18–65 - NCT06911112RecruitingPhase 3
A new pill for depression when current treatment isn't working well enough
This trial tests an investigational medication (NBI-1065845) added to your current antidepressant to see if it can improve depressive symptoms. It is for people with moderate to severe depression who have not fully responded to their current antidepressant.
Huntsville, AlabamaAges 18 years+ - NCT06963021RecruitingPhase 3
Study of NBI-1065845 for depression that hasn't fully responded to treatment
This trial tests an investigational drug called NBI-1065845 added to your current antidepressant. It is for people with moderate to severe depression or persistent depressive disorder who have not improved enough with oral antidepressants alone.
Chino, CaliforniaAges 18 years+ - NCT07284667RecruitingPhase 2
A new medicine for depression that hasn't improved with other treatments
This trial tests a new medicine called ACP-211 in adults with major depression who have not gotten enough relief from at least two previous antidepressants. The goal is to see if it can help when other treatments have not worked well.
Birmingham, AlabamaAges 18–65 - NCT04582916RecruitingPhase 1
PET scan study of inflammation in major depression
This Phase 1 study uses a PET brain scan to look at inflammation-related activity (cyclooxygenase) in people with major depressive disorder (MDD). It may help researchers better understand how depression is connected to inflammation in the brain.
Bethesda, MarylandAges 18–70 - NCT07439744Recruiting
Omega-3 for Depression and Obesity
This study tests whether omega-3 fatty acids can improve depression in people with obesity. It looks at how these healthy fats might reduce inflammation and help mood.
Taichung, TaichungAges 18–54 - NCT07422844Recruiting
Brain network changes during TMS for depression
This study looks at how transcranial magnetic stimulation (TMS) affects brain networks in people being treated for depression. If you are already scheduled to receive TMS for depression, you may be able to join and help researchers understand how the treatment works.
Frankfurt am Main, HesseAges 18–70 - NCT07269964Recruiting
At-home brain stimulation for depression maintenance
This trial tests if a gentle, at-home brain stimulation treatment (tDCS) can help prevent depression from returning after successful initial treatment with esketamine, rTMS, or ECT. It is for people who are stable but want to stay well.
München, BavariaAges 18 years+ - NCT06572683Enrolling by invitation
Novel TMS for hard-to-treat depression
This trial tests a new type of transcranial magnetic stimulation (TMS) for people with severe depression that hasn't improved with multiple medications or therapy. It uses a different frequency pattern to target brain circuits.
Los Angeles, CaliforniaAges 21–75 - NCT06130371Recruiting
Stress, Inflammation & Brain in Depression vs. Severe PMS
This study looks at how stress and inflammation affect the brain in women with major depression compared to women with severe PMS (PMDD). It could help find better ways to understand and treat these mood disorders.
Tübingen, Baden-WurttembergAges 18–40 - NCT07748091Recruiting
Brain wave and inflammation markers in shock therapy for depression
This study looks at brain wave patterns and markers of inflammation in people with depression that hasn't improved with other treatments and who are receiving electroconvulsive therapy (ECT, also known as shock therapy). The goal is to understand how these markers might relate to how well ECT works.
Istanbul, BakırköyAges 18–60 - NCT07294924Recruiting
Predicting depression treatment response with brain imaging
This study uses a special brain-imaging headband to see if it can predict how well people with depression respond to a treatment called accelerated rTMS (a type of brain stimulation). It compares results with people who do not have depression.
Los Angeles, CaliforniaAges 18–75 - NCT06788249RecruitingEarly Phase 1
Ketamine for treatment-resistant depression brain study
This trial tests whether a single dose of ketamine can quickly improve depression by studying brain chemical changes using MRI. It's for people with treatment-resistant depression who haven't used ketamine before.
Philadelphia, PennsylvaniaAges 25–65 - NCT06795451RecruitingPhase 1/Phase 2
Spinal stimulation for depression: a clinical trial
This study tests if a non-invasive spinal stimulation device can improve depression symptoms. It is for people currently taking an antidepressant for at least 8 weeks but still experiencing depression.
Mason, OhioAges 18–60 - 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 - NCT07105397Recruiting
AI assistant for managing depression
This study tests a conversational AI system designed to help manage depression. It may recommend treatment changes that are reviewed by a clinician, offering a new way to get support.
Fairfax, VirginiaAges 18–85
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Common questions
- Are there clinical trials for mdd?
- Yes. Clin2 currently lists 109 recruiting mdd 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 mdd 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 mdd 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.