Clinical trials
Major Depression Severe clinical trials
Below are recruiting major depression severe clinical trials, each written for real people, not researchers. We’re tracking 279 recruiting studies, each written for real people, not researchers, below.
Recruiting studies
- NCT05327699RecruitingEarly Phase 1
Ketamine study for depression with reduced pleasure
This early-phase study tests whether ketamine can help people with major depression who have trouble feeling pleasure. It also studies how the brain may change in response to stress, to better understand who might respond to treatment.
Atlanta, GeorgiaAges 18–65 - NCT05366270Recruiting
Testing how mild heat affects depression symptoms and brain signals
This study tests whether controlled whole-body heat can change immune-related brain and body signals in people with major depressive disorder. It may help researchers understand why heat affects mood and who might benefit, while closely monitoring safety.
Boston, MassachusettsAges 18–65 - NCT05538910Recruiting
Study brain links between depression and substance use
This study uses brain imaging and questionnaires to understand how substance use and depression are connected in the brain. It may help researchers identify biological patterns that could guide better treatments in the future.
Baltimore, MarylandAges 18–60 - NCT05575960Recruiting
Therapy for depression in teens and young adults
This study tests interpersonal psychotherapy, a structured talking therapy, to help teens and young adults with major depression. You might benefit from regular sessions focused on relationships and day-to-day stress.
NorrköpingAges 15–18 - NCT05645575Recruiting
Inpatient TMS for treatment-resistant depression
This study tests an in-hospital brain stimulation treatment (TMS) for people with moderate to severe depression who did not improve after multiple antidepressant treatments. It may help your mood by targeting brain circuits involved in depression, and you would follow an intensive accelerated schedule.
Los Angeles, CaliforniaAges 18–65 - NCT05800925Recruiting
Triage survey to check who can join psychiatry research
This study uses a short questionnaire to figure out who is eligible to join future psychiatry research. It may help people get routed into studies that match their situation and safety needs.
Boston, MassachusettsAges 18 years+ - NCT05922878RecruitingPhase 2
ALTO-300 study for moderate to severe depression
This trial tests ALTO-300 as an add-on treatment for people with moderate to severe major depressive disorder (MDD). It aims to see whether ALTO-300 helps improve depression symptoms when you’re already on a stable antidepressant.
Phoenix, ArizonaAges 18–70 - NCT06045897Recruiting
EEG brain test for young people at risk of psychosis
This study uses a short EEG recording to look at brain activity patterns in young people with early signs of mental health conditions, including those at risk for psychosis, first episode psychosis, depression, or autism. It aims to find brain markers that could help identify people who might benefit from early treatment.
ParisAges 15–30 - NCT06093906Recruiting
Positive processes and transition to health (PATH) study
This study tests a new therapy that may help people recover after a stressful life event. Over about 6 weeks, you'll work with a coach to retrain your brain's patterns and feel more in control again, as well as reconnect with positive activities.
Newark, DelawareAges 18–65 - NCT06236880RecruitingPhase 2
Testing GM-2505 for Moderate to Severe Depression
This trial tests a new oral medication, GM-2505, for people with moderate to severe major depressive disorder (MDD). The goal is to see if it is safe and well-tolerated, either as a stand-alone treatment or alongside a stable SSRI/SNRI antidepressant.
ManchesterAges 18–65 - NCT06319378RecruitingPhase 2
Psilocybin for cancer-related depression
This trial tests whether a single dose of psilocybin, a psychedelic medication, can safely and effectively treat major depression in people with cancer. If you have cancer and have been feeling depressed for at least a month, you may qualify.
Gothenburg, GöteborgAges 20–80 - NCT06749392Recruiting
Depression treatment based on your brain's activity
This study tests a personalized treatment for depression that uses your brain's electrical activity (EEG) to guide therapy. You attend sessions where we monitor your brain's response to help improve your mood.
HaifaAges 18–65 - NCT06782724RecruitingPhase 2
Psilocybin therapy for distress in advanced illness
This trial tests whether a single dose of psilocybin (a psychedelic medicine) can help reduce depression and distress in people with advanced lung disease, ALS, multiple sclerosis, or Parkinson's. You would receive preparation, the drug, and follow-up support in a safe, supervised setting.
PragueAges 18 years+ - NCT06854224RecruitingPhase 2
Testing a sleep drug for suicide risk in veterans with depression
This trial tests whether a medication called suvorexant (used for sleep) can help lower suicide risk in veterans who have major depression and have attempted suicide before. The study aims to see if blocking a brain chemical called orexin reduces suicidal thoughts.
The Bronx, New YorkAges 18–70 - NCT06891300RecruitingPhase 2/Phase 3
Ketamine for Suicidal Thoughts in Depression
This study tests if ketamine can help reduce suicidal thoughts in people with major depression. You'll receive ketamine treatment and be monitored closely.
Ottawa, OntarioAges 18–65 - NCT06897670Recruiting
Brain blood flow patterns in mood and memory disorders
This study uses a headband with light sensors (fNIRS) to measure blood flow in the brain while you do thinking tasks. It aims to understand differences in brain activity for people with depression, bipolar disorder, or mild memory loss.
Rochester, MinnesotaAges 18 years+ - NCT06927076Recruiting
DMT with propofol for depression
This study tests whether a combination of DMT (a psychedelic) and propofol (a sedative) can help treat depression. You will receive both medicines in a hospital setting, and the team will monitor your response.
BaselAges 21 years+ - NCT07105111RecruitingPhase 4
Valbenazine for tardive dyskinesia after other treatment
This study tests if valbenazine helps adults with tardive dyskinesia whose symptoms continue even after taking or stopping another similar medication. Tardive dyskinesia involves uncontrollable movements from long-term use of certain mental health drugs.
Bryant, ArkansasAges 18 years+ - NCT07111169Recruiting
Brain stimulation and attention in depression study
This study tests whether a non-invasive brain stimulation technique (called iTBS) can improve attention problems in people with major depression. If you have depression and trouble focusing, this trial might help understand a new treatment option.
Chengdu, SichuanAges 18–55 - NCT07113665RecruitingPhase 1
Focused ultrasound brain treatment for severe anorexia
This trial tests if focused ultrasound can help people with severe anorexia nervosa who also have obsessive-compulsive disorder or major depression. It is for those who have not gotten better with other treatments.
Toronto, OntarioAges 18–65 - NCT07185815RecruitingPhase 1/Phase 2
Study of a long-acting cariprazine shot for mood and schizophrenia
This trial tests a monthly injection of cariprazine (a medication for mental health conditions) in people who could benefit from it. It aims to see if the shot is safe, tolerable, and effective compared to taking pills every day.
AhmedabadAges 18–64 - NCT07198100Recruiting
Ear stimulation, motivation, and insulin sensitivity in depression
This study explores how a gentle electrical stimulation of the ear might affect mood, motivation, and insulin sensitivity in people with and without depression. It aims to see if this non-invasive technique could offer new ways to help with depression.
BonnAges 18–60 - NCT07329673Recruiting
Testing QbMobile app for ADHD-like symptoms
This trial uses an iPhone app called QbMobile to help tell the difference between ADHD and other conditions like autism, depression, bipolar disorder, or anxiety. It may help people who are not currently being treated for these conditions.
Miami, FloridaAges 6–60 - NCT01980147Recruiting
Skills for Wellness program for youth coping with mental health risks
This trial tests a structured skills program to help children and teens (ages 9–21) cope with early mental health warning signs such as anxiety, mood swings, or unusual thoughts. It may help participants build practical coping tools and well-being.
Halifax, Nova ScotiaAges 9–21
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Common questions
- Are there clinical trials for major depression severe?
- Yes. Clin2 currently lists 279 recruiting major depression severe 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 depression severe 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 depression severe 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.