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
- NCT07534475Recruiting
Tourniquet Type for Monitoring Brain Activity During ECT
This study compares two types of arm tourniquets (blood-pressure cuffs) used during electroconvulsive therapy (ECT) to help doctors monitor seizure activity more accurately. ECT is a treatment for severe depression and other psychiatric conditions, and tourniquets help track how well the treatment is working.
IstanbulAges 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 - NCT07539805RecruitingPhase 2
Sertraline Plus Probiotic for Teen Depression
This study tests whether combining sertraline (an antidepressant) with a specific probiotic called Lactobacillus crispatus can safely and effectively treat depression in teenagers. The probiotic may help by improving gut health, which researchers believe could support mental health.
Longgang, Chongqing MunicipalityAges 12–18 - NCT07533773Recruiting
Brain Activity Changes After Depression Treatment
This study measures how brain activity in specific regions changes after you receive electroconvulsive therapy (ECT) or magnetic seizure therapy (MST) for severe depression. Researchers use a non-invasive headband to monitor blood flow in your brain before and after treatment to better understand how these therapies work.
Hefei, AnhuiAges 12–65 - NCT07523048RecruitingPhase 2
Dextromethorphan-Bupropion for Moderate-to-Severe Depression
This study tests a combination medication (dextromethorphan plus bupropion) to see how it affects brain activity in people with moderate-to-severe depression. Researchers use brain imaging (fMRI) to understand how the drug works and whether it may help relieve depression symptoms.
Toronto, OntarioAges 18–65 - NCT07510880Recruiting
Home brain stimulation for major depression
This trial tests a home-based brain stimulation device (tDCS) to treat depression. You would use a headset daily for a few weeks, and the study team will check in to make sure it's working safely and effectively.
L'Hospitalet de Llobregat, BarcelonaAges 18–65 - 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 - NCT07512284RecruitingPhase 2
Mindfulness and Brain Stimulation for Treatment-Resistant Depression
This study combines mindfulness practice with transcranial magnetic stimulation (TMS)—a non-invasive brain stimulation technique—to help people with depression that hasn't improved with antidepressant medications. The goal is to see if adding mindfulness to TMS improves how well the treatment works.
San Diego, CaliforniaAges 18–65 - NCT07507370Recruiting
CARED: A fast new treatment plan for depression
This study tests a quick treatment approach for adults with major depression who have not gotten enough help from at least one antidepressant. It aims to see if a new rapid method can improve mood safely.
Chapel Hill, North CarolinaAges 18–70 - 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 - 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+ - NCT07490353RecruitingPhase 1
Can psilocybin help treat loss of pleasure?
This trial tests if psilocybin, a psychedelic substance, can improve the ability to feel pleasure (anhedonia) in people with depression who are not taking antidepressants. It also includes healthy volunteers as a comparison group.
Vienna, State of ViennaAges 18–55 - NCT07490782Recruiting
Nutrition study for college students with depression
This trial tests whether changes in diet can help improve mild to moderate depression in college students. If you are currently getting treatment or are open to it, you may be able to join.
La Jolla, CaliforniaAges 18 years+ - NCT07485387Recruiting
Korean cognitive aging study using smartphone app
This study looks at how thinking and memory change as people get older. It uses a smartphone app to track these changes over time in healthy older adults living in South Korea.
Seoul, Select One...Ages 60 years+ - NCT07480525Recruiting
Escitalopram for first-time depression
This trial tests whether escitalopram, a common antidepressant, helps people who are experiencing their first episode of depression and have never taken medication for it. It also looks at how the drug works in the brain.
Beijing, Beijing MunicipalityAges 18–65 - NCT07474974Recruiting
Can Eye Cells Predict TMS Success for Depression?
This study tests whether a specific type of eye cell can predict how well transcranial magnetic stimulation (TMS) works for treating depression. TMS is a non-invasive brain stimulation method that may help people with depression that hasn't responded to other treatments.
Porto, Porto DistrictAges 18–65 - NCT07474363Recruiting
Depression differences between men and women
This study looks at how depression affects men and women differently, including symptoms, strength to cope (resilience), and feelings of stigma. It aims to understand these differences to improve treatment.
Eskişehir, EskişehirAges 18–65 - NCT07479758Recruiting
Brain scans and vision tests for severe mental illness
This study uses advanced MRI scans and visual perception tests to learn more about severe mental disorders like depression, schizophrenia, and bipolar disorder. It aims to improve diagnosis and treatment outcomes.
Hangzhou, ZhejiangAges 18–45 - 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+ - NCT06223880RecruitingPhase 4
AXS-05 vs Bupropion to prevent depression relapse
This study tests whether a new drug called AXS-05 can prevent depression from coming back, compared to an older drug called bupropion. If you have major depression and are at risk of relapse, this trial may help you stay well.
Bellflower, CaliforniaAges 18–65 - NCT06439043Recruiting
Testing adapted EMDR for depression online vs in person
This study looks at a talking therapy called EMDR adapted for depression. It compares doing the sessions online versus face-to-face to see which works better.
KohatAges 20–50 - NCT07454070Recruiting
Testing ear nerve stimulation for depression after a heart attack
This trial tests if a gentle, non-invasive ear stimulation device can help relieve depression in people who have had a heart attack and a stent placed. It aims to offer a drug-free option for those who choose not to take antidepressants or see a therapist.
Xi'an, ShaanxiAges 18 years+ - 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+ - NCT07444242Recruiting
Fast depression treatment using brain stimulation
This trial tests whether a non-invasive brain stimulation technique called tDCS can quickly improve depression symptoms. It is for people who are not taking any psychiatric medications now or in the past.
Regensburg, BavariaAges 18–70
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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.