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 506 recruiting studies, each written for real people, not researchers, below.
Recruiting studies
- NCT07636694Recruiting
Brain Stimulation and Thinking Pattern Training for Depression
This study tests whether combining two treatments—magnetic brain stimulation (rTMS) and a computer program that helps retrain thought patterns—can reduce depression symptoms. You'll receive these treatments either together or one after the other to see which approach works best.
Quarry Bay, Hong Kong IslandAges Any age - NCT07195721Recruiting
How special contact lenses affect mental health
This study looks at whether PROSE or scleral lenses can improve mental health in people with certain eye surface conditions. It may be a good fit if you have a dry eye or related disease and are considering these lenses.
Needham, MassachusettsAges Any age - NCT05703685RecruitingPhase 1
Imaging brain inflammation target in depression with PET
This Phase 1 study uses a PET brain scan tracer to see how a specific brain target (PDE4B) is involved in major depressive disorder (MDD). It’s mainly testing whether the imaging approach works and what it shows in people with depression who meet specific safety and medication rules.
Bethesda, MarylandAges 18–70 - 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 - NCT06728280Recruiting
DTMS for teens with depression: safety and effectiveness
This trial tests if a new type of brain stimulation called DTMS can safely help adolescents with major depression. It may be an option if you have tried other treatments and are looking for a non-medication approach.
Taiyuan, ShanxiAges 11–23 - NCT06671977RecruitingPhase 1
Safety and effects of DMT in healthy adults and those with depression
This trial studies the safety and effects of DMT, a psychedelic compound, in healthy volunteers and people with major depressive disorder (MDD) who haven't responded well to antidepressants. It aims to see how DMT affects the brain and mood.
West Haven, ConnecticutAges 21–65 - NCT06740396Recruiting
Depression in heart disease patients in Baghdad
This study looks at how common depression is in people with coronary artery disease and how severe it is. If you have heart disease and are being treated at a hospital in Baghdad, you can help doctors understand the link between heart health and mental health.
BaghdadAges 18 years+ - NCT07082998Recruiting
Heated yoga vs. sauna for depression
This study compares heated yoga with sauna sessions to see which helps reduce depression. You'll also use a mindfulness app. Both treatments are meant to boost mood and well-being.
Boston, MassachusettsAges 18–65 - NCT06716034Recruiting
Mood and diet pilot trial for teens with depression
This study tests whether a special diet can help improve mood in teens with depression. You and your parent will work together online with the study team.
Toronto, OntarioAges 11–17 - NCT07478796RecruitingPhase 4
Blood-based dosing of SSRIs for hospitalized depression
This study tests whether adjusting the dose of common antidepressants (SSRIs) based on regular blood tests can help people in the hospital feel better faster. It is for adults and teens age 12 and older with moderate to severe depression who are starting fluoxetine, escitalopram, or sertraline.
Poznan, Greater Poland VoivodeshipAges 12 years+ - NCT06594588Recruiting
Aerobic exercise for depression in adults
This trial tests whether adding a personalized aerobic exercise program to your usual depression treatment can help you feel better. It is for adults aged 18-45 with depression who are not currently in regular psychotherapy.
Beijing, Beijing MunicipalityAges 18–45 - NCT06919133Enrolling by invitation
Using smartphone markers to manage depression symptoms
This study tests whether using a smartphone app to track your mood and behavior can help you manage depression symptoms better. You'll use digital tools to monitor your own progress and learn self-management strategies.
FrederiksbergAges 18 years+ - NCT06801925Enrolling by invitation
Voice Chatbot for Depression Screening
This trial tests a voice chatbot that uses artificial intelligence to screen for depression. It aims to see if the chatbot is effective and easy to use.
LondonAges 18–65 - NCT06951542Enrolling by invitation
Reducing HIV and mental health stigma in Malawi
This study tests a program to reduce stigma for people living with HIV who also have symptoms of depression. It aims to improve mental health and HIV outcomes.
MulanjeAges 18 years+ - NCT06835855Recruiting
Does mother’s depression affect baby’s attention to emotions?
This study looks at how babies of mothers with depression pay attention to emotional faces. Researchers want to learn if these babies show different patterns of attention to happy or sad cues, which could help understand early development.
Binghamton, New YorkAges 6 months+ - NCT06807801Recruiting
Baby swimming for postpartum depression and bonding
This study looks at whether taking your baby for swimming sessions can help with feelings of depression and strengthen the bond between you and your baby after childbirth.
UppsalaAges 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 - NCT07052357Enrolling by invitation
Intern health study 2025
This study looks at how medical interns' health changes during their first year of training. You wear a wrist device and answer questions on your phone to help researchers understand stress, sleep, and well-being.
Ann Arbor, MichiganAges 18 years+ - NCT07022405RecruitingPhase 2
Medication study for depression with brain scans
This study tests whether a targeted medication can improve mood and brain function in adults with major depression. If you qualify, you'll receive a study drug and have fMRI brain scans to see how your brain responds.
Palo Alto, CaliforniaAges 18–65 - NCT07185438Recruiting
MRI-guided brain stimulation for teenage depression
This study tests whether a type of brain stimulation called rTMS, guided by an MRI scan, can safely help ease depression symptoms in teenagers. You would continue your regular medication during the study.
ChongqingAges 12–18 - NCT07039370Recruiting
TMS for depression: looking for brain signals of response
This trial tests if brain scans or electrical signals can predict who will get better with TMS (transcranial magnetic stimulation) for depression. It is for people whose depression did not improve after trying two or more antidepressants.
Ankara, AnkaraAges 18–65 - NCT07143838Recruiting
Enhancing deep sleep to help depression
This study tests a gentle brain stimulation method (called transcranial electrical stimulation) during sleep to see if it can improve deep sleep and help with depression symptoms. It is for adults with moderate depression who also have some memory or thinking complaints.
Winston-Salem, North CarolinaAges 40–80 - NCT07500714Recruiting
Digital therapy for depression using AI
This study uses a smartphone app and artificial intelligence to deliver a special type of talk therapy for people with moderate to severe depression. It aims to provide personalized care without needing to change your current treatment.
Taichung, TaichungAges 18–75 - NCT07250893Recruiting
Resolving early life stress in depression: a psychotherapy study
This trial tests if a specific type of psychotherapy can help people with moderate-to-severe depression who experienced stress or adversity in childhood (before age 18). Researchers want to see how the treatment works in the brain and whether it improves depression symptoms.
Hamilton, OntarioAges 18–65
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Common questions
- Are there clinical trials for major depressive disorder?
- Yes. Clin2 currently lists 506 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.