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 504 recruiting studies, each written for real people, not researchers, below.
Recruiting studies
- NCT07424781Recruiting
Fluoxetine and emotional experience in young adults
This study looks at whether fluoxetine, a common medication for mood, affects how young adults (18-24) experience emotions. It aims to understand emotional processing in healthy individuals without psychiatric history.
Oxford, OxfordshireAges 18–24 - NCT07422519Recruiting
Virtual reality mindfulness for hard-to-treat depression
This study tests whether using a virtual reality mindfulness program, added to your usual depression care, can help people whose depression hasn't responded to standard treatments.
BarcelonaAges 18–74 - NCT06823492Recruiting
Early life and brain study
This study looks at how your early life experiences may affect your brain and behavior. You would visit the University of Manchester for assessments and help researchers understand these connections.
ManchesterAges 18–25 - NCT07412756RecruitingPhase 3
Brenipatide for major depressive disorder
This trial tests a new medication, Brenipatide, to see if it helps people with major depression who are already on a stable treatment. You would need to inject the study drug yourself and complete questionnaires.
Moorpark, CaliforniaAges 18–75 - NCT07404085Recruiting
Boosting thinking skills with training and medication in mood or schizophrenia disorders
This study tests whether adding a medication that may improve brain flexibility makes memory and thinking training work better for people with bipolar disorder, recurring depression, or schizophrenia spectrum disorders. It could help improve daily thinking skills and quality of life.
Frederiksberg, Capital Region of DenmarkAges 35–75 - NCT07398040Enrolling by invitation
Anti-inflammatory diet for anxiety and depression
This study tests whether following a personalized anti-inflammatory diet can help reduce symptoms of anxiety, depression, or stress. You would need to live in Zaragoza, speak Spanish, and already have a low-to-moderate Mediterranean diet score.
Zaragoza, ZaragozaAges 18 years+ - NCT07390786Recruiting
Family support program after ICU stay
This study tests a collaborative care program for family members of ICU recovery patients, designed to improve mental health support after a loved one's hospitalization.
Charleston, South CarolinaAges 18 years+ - NCT06507787Recruiting
Blood test for depression vs. bipolar disorder
This study tests a new blood test (EDIT-B®) to help doctors tell the difference between depression and bipolar disorder. If you have a depressive episode but there is doubt about bipolar disorder, this test might help guide your treatment to improve your health.
ErsteinAges 18–65 - NCT04637620RecruitingPhase 2
NMDA-based treatment study for major depression
This Phase 2 trial tests whether an NMDA-targeted treatment can improve symptoms of major depressive disorder (MDD). You may be able to join if your depression diagnosis and symptom score fit, and you meet several safety and study-following requirements.
TaichungAges 18–55 - NCT05136755RecruitingPhase 2
NMDA treatment for depression that did not improve
This trial studies an NMDA-based treatment for people with major depressive disorder who did not respond to at least one antidepressant. It may help by changing brain signaling linked to depression symptoms.
TaichungAges 18–65 - NCT06234176Recruiting
Psychomotor therapy for quality of life in depression
This study tests whether a special type of therapy called psychomotor therapy (which focuses on the connection between your mind and body) can improve quality of life for people with severe depression. You’ll continue your usual care while also receiving this therapy, and the researchers will track how your mood and daily life change over time.
LimogesAges 20–60 - NCT07383467Recruiting
Single session help for teens with anxiety or depression
This trial offers a one-time digital self-help program for Hong Kong teens aged 12 to 17 who feel anxious or down. It aims to see if a single session can make a difference.
Hong KongAges 12–17 - NCT07388004Recruiting
Comparing two group therapies for depression
This trial compares two types of group therapy for major depression: one that focuses on changing your expectations about the future, and another that helps you reconnect with rewarding activities. The goal is to see which approach works better for reducing depression symptoms.
Marburg, HesseAges 18–80 - NCT04935619Recruiting
Testing cannabis abstinence effects in depression symptoms
This study looks at how stopping cannabis for a period of time may affect depression symptoms and thinking/memory. You might benefit by getting close monitoring of mood and cognition while researchers compare changes during cannabis abstinence.
Toronto, OntarioAges 18–55 - NCT07373470Recruiting
Pharmacist help with depression meds using your DNA
This trial tests whether a pharmacist can use your genetic information to better manage your depression medications. It may help find the right drug or dose for you.
Pittsburgh, PennsylvaniaAges 18 years+ - NCT07372586Recruiting
Behavioral health support after ICU stay
This study tests a collaborative care model for mental health and recovery after an ICU stay. You might qualify if you visit the MUSC ICU Recovery Clinic within six months of leaving the hospital.
Charleston, South CarolinaAges 18 years+ - NCT07377682Recruiting
Trazodone for depression with mild memory problems
This study tests how well the antidepressant trazodone works in older adults with major depression and mild cognitive impairment (early memory or thinking problems). It looks at real-world results in people starting this treatment.
Lodz, PolandAges 55 years+ - 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+ - NCT05441969Recruiting
Brain stimulation study for major depression symptoms
This trial studies a way to change how excitable the brain is (through in-person brain stimulation) in people with major depression. It may help understand new treatments or symptom patterns that could be useful for major depression.
LisbonAges 18–65 - NCT07349550Recruiting
Cognitive function, mental health, and work
This trial explores how thinking skills (like memory and focus) relate to common mental health challenges and work life. It aims to find better ways to support people with depression or anxiety who are at risk of needing sick leave.
OsloAges 18–65 - NCT07349706Recruiting
Breathing exercise for dementia risk reduction
This trial tests a simple breathing exercise done for about 5–10 minutes each day for 8 weeks. It aims to see if this exercise can reduce your risk of dementia. If you are between 60 and 80 years old and have at least one risk factor for dementia, this study may be a fit for you.
Tallahassee, FloridaAges 60–80 - NCT07328373Recruiting
Depression Relapse Predictors Study
This trial looks at brain and genetic markers to understand why depression returns. It is for people with major depression who are not currently taking medication.
IstanbulAges 18–65 - NCT07316803Recruiting
Group therapy for romantic relationships in young adults with mental illness
This study tests a group program to help young adults with serious mental health conditions build skills for romantic and social relationships. It may be a good fit if you are single, motivated to work on relationships, and have received mental health care recently.
Épinay-sur-Seine, Île-de-France RegionAges 18 years+ - NCT07324070Recruiting
Adding TMS to ECT for hard-to-treat depression
This study tests whether adding TMS to ECT can better treat depression that hasn't improved with other treatments. It is for adults with moderate to severe major depression who haven't had these treatments recently.
Prague, CzechAges 18 years+
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Common questions
- Are there clinical trials for major depressive disorder?
- Yes. Clin2 currently lists 504 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.