Clinical trials · Houston, TX
Major Depressive Disorder clinical trials in Houston
We’re tracking 25 recruiting major depressive disorder studies with a site in or near Houston — including Phase 1, Phase 2, Phase 3 and Phase 4 studies, each written for real people, not researchers.
Recruiting studies near Houston
- NCT06547489RecruitingPhase 2
Testing zelquistinel for major depression
This study tests whether zelquistinel, an investigational drug, can reduce symptoms of major depressive disorder (a type of clinical depression). It is for people who are currently experiencing a moderate to severe depressive episode and are not taking other antidepressants.
Houston, TexasAges 18–64 - NCT06966401RecruitingPhase 3
Long-term safety study of a new depression treatment
This study tests a new oral medication (NBI-1065845) added to your current antidepressant to see if it's safe and tolerable over a long period for people with depression that hasn't fully responded to treatment.
Houston, TexasAges 18 years+ - NCT06559306RecruitingPhase 3
Seltorexant for depression with insomnia symptoms
This trial tests if adding seltorexant to your current antidepressant can improve depression and sleep problems. It is for people with major depressive disorder who still have symptoms, especially insomnia, despite trying at least one antidepressant.
Houston, TexasAges 18–74 - NCT07227454RecruitingPhase 3
Esketamine for teens with severe depression and suicidal thoughts
This trial tests if esketamine (a nasal spray) can quickly reduce symptoms of major depression and suicidal thoughts in teenagers who need urgent hospital care.
Houston, TexasAges 12–17 - NCT06656416RecruitingPhase 2
ALTO-100 for bipolar depression
This trial tests an investigational drug called ALTO-100 in people with bipolar I or II who are currently experiencing depression. It looks at whether this new medicine can help improve depression symptoms when taken alongside your usual mood stabilizer or antipsychotic medication.
Houston, TexasAges 18–70 - NCT06923995Recruiting
AI-based depression and anxiety assessment study
This study tests an AI tool that analyzes video and audio recordings to measure depression and anxiety. It is for people starting a new treatment for depression or anxiety and aims to see if the AI can accurately track their progress.
Houston, TexasAges 18–65 - NCT07484217RecruitingPhase 3
Testing solriamfetol for depression with daytime sleepiness
This study tests if the drug solriamfetol can help people with major depression who also feel very tired during the day. It aims to improve both mood and daytime sleepiness.
Houston, TexasAges 18–65 - NCT07060066Recruiting
TMS for depression in schizophrenia
This study tests whether a type of brain stimulation called TMS (transcranial magnetic stimulation) can help with depression in people who have schizophrenia. You would receive TMS sessions targeting areas of the brain linked to mood, and the goal is to see if this improves depression symptoms.
Houston, TexasAges 18–60 - 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+ - NCT06982820Recruiting
Brain training therapy for depression with loss of interest
This trial tests a new type of brain training (self-neuromodulation) to help people with major depression who also have a significant loss of interest or pleasure (anhedonia). If you qualify, you may get a non-invasive treatment that uses real-time brain feedback to improve symptoms.
Houston, TexasAges 22–75 - NCT05487911Enrolling by invitation
Brain stimulation (rTMS) for depression symptoms
This trial tests whether a non-surgical brain stimulation technique (rTMS) can reduce depression symptoms in adults with major depression. You would likely have several study visits that include brain scans (MRI) and treatment sessions to see if symptoms improve.
Houston, TexasAges 18–64 - NCT06480201RecruitingPhase 1
Ketamine for treatment-resistant depression: a brain wave study
This study tests whether a single dose of ketamine can change brain wave patterns (called gamma oscillations) in people with treatment-resistant depression. Researchers want to see if these brain waves can predict who will feel better after treatment.
Houston, TexasAges 21–45 - NCT06605105Enrolling by invitationPhase 3
Long-term extension trial of CYB003 for depression
This long-term study is for people who already completed an earlier trial of the experimental drug CYB003 for major depression and who stayed on their regular antidepressant. It looks at the safety and effects of taking CYB003 again over many months.
Houston, TexasAges 18–85 - NCT05850689RecruitingPhase 3
Lumateperone add-on for major depression that didn’t improve
This study tests whether adding lumateperone to an antidepressant helps adults with major depressive disorder (MDD) who haven’t improved enough after trying at least two different antidepressants. It may help reduce depressive symptoms more than antidepressants alone.
Houston, TexasAges 18–65 - NCT06793397RecruitingPhase 3
Study of an experimental psychedelic-like drug for depression (CYB003)
This study tests an investigational medication (CYB003) for people with major depression whose current antidepressant isn't working well enough. It looks at whether this treatment can help improve depression symptoms.
Houston, TexasAges 18–85 - NCT03437928Recruiting
Deep brain stimulation for severe, treatment-resistant depression
This trial tests whether deep brain stimulation (DBS, a surgically placed device that sends signals to the brain) can reduce symptoms of long-lasting major depression that has not improved with many treatments. You may be more likely to qualify if your depression has been present for years, has been resistant to multiple medications and therapies, and if you meet specific safety and testing requirements.
Houston, TexasAges 22–70 - NCT06786624RecruitingPhase 3
Testing a new drug for depression that hasn't fully responded to treatment
This trial tests a new medication called NBI-1065845 added to your current antidepressant for people with depression that hasn't fully responded to treatment. It aims to see if this combination can better improve your symptoms.
Houston, TexasAges 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.
Houston, TexasAges 18–65 - NCT07276997RecruitingPhase 2
Study of Icalcaprant for major depressive disorder
This trial tests an oral medication called icalcaprant for adults with major depressive disorder (MDD). It aims to see if the drug can reduce depression symptoms and what side effects may occur.
Bellaire, TexasAges 18–65 - NCT06725277Recruiting
Observing ketamine and Spravato for depression
This study follows people who are already taking or about to start IV ketamine or Spravato® for hard-to-treat depression. Researchers want to learn more about how these treatments work in real life.
Bellaire, TexasAges Any age - NCT07196501RecruitingPhase 3
Study of a new add-on treatment for depression maintenance
This trial tests a new medication (NBI-1065845) added to your current antidepressant to see if it helps maintain improvement in depression. It is for people whose depression hasn't fully responded to their current oral antidepressant.
Bellaire, TexasAges 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.
Missouri City, TexasAges 18–70 - 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.
Friendswood, TexasAges 18–65 - NCT07115329RecruitingPhase 2
Testing Zelquistinel for major depression
This study tests a new oral medication called Zelquistinel (taken as a tablet) against a placebo for treating major depressive disorder. Researchers want to see if it can reduce depression symptoms, especially when other antidepressants haven't been tried or haven't worked.
Atascocita, TexasAges 18–64
Hear when a new Major Depressive Disorder trial opens near Houston, TX
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Major Depressive Disorder trials in other cities
Where these studies are running near Houston
Institutions with a site for the recruiting major depressive disorder studies listed above.
- Baylor College of Medicine · 5 studies
- DM Clinical Research · 3 studies
- Neurocrine Clinical Site · 3 studies
- The University of Texas Health Science Center at Houston · 3 studies
- Clinical Research Site · 2 studies
- Houston Clinical Trials, LLC · 2 studies
- Brain Health Consultants and TMS Center
- Elevate Synapsis, LLC
What taking part in a major depressive disorder study involves
A screening visit first
Before anything else, the study team checks whether you fit — usually a visit with some tests. You can stop at any point, and screening is typically free.
Care at a nearby site
Study visits happen at a clinic or hospital taking part. Many studies cover the cost of the study treatment and related visits, and some reimburse travel.
You stay in control
Taking part is voluntary and you can leave a study at any time, for any reason, without affecting your regular care.
The team decides eligibility
Our fit check is a helpful first read, not a decision. The study team makes the final call after reviewing your health history.
Looking wider? See all recruiting major depressive disorder studies in Texas.
Common questions
- Are there major depressive disorder clinical trials near Houston?
- Yes. We're currently tracking 25 recruiting major depressive disorder studies with a site near Houston, each rewritten in plain language so you can see what it's testing and who it's for.
- How do I find out if I qualify for a major depressive disorder study near Houston?
- Each study lists its eligibility rules — age, diagnosis, prior treatments. On every trial page we explain these in plain language and offer a short, optional pre-screen for a fit read. The study team makes the final decision.
- Do I have to live in Houston to take part?
- Not necessarily. These studies have a site near Houston, but eligibility is about your health, not your address — some people travel to take part, and a few studies reimburse travel. The study team can tell you what's required.
- Does it cost anything to join a major depressive disorder trial?
- Using Clin2 is always free. Many trials cover the study treatment and related visits; some reimburse travel. The study team explains exactly what's covered before you decide.
Not the right time?
New major depressive disorder studies open near Houston regularly. Set up a health profile and we’ll quietly watch for studies that fit you and email you when one opens.