Clinical trials · Los Angeles, CA
Down Syndrome clinical trials in Los Angeles
We’re tracking 174 recruiting down syndrome studies with a site in or near Los Angeles — including Early Phase 1, Phase 1, Phase 1/Phase 2, Phase 2 and Phase 3 studies, each written for real people, not researchers.
Recruiting studies near Los Angeles
- NCT04988256Enrolling by invitationEarly Phase 1
Test cyclosporine versus steroids for DRESS skin reaction
This trial compares two medicines—cyclosporine and steroid treatment—for a rare, serious drug reaction called DRESS. It aims to see which treatment controls the illness more safely and effectively.
Los Angeles, CaliforniaAges 18 years+ - NCT06840496RecruitingPhase 3
Study of oral NA-921 vs placebo for girls and women with Rett syndrome
This trial tests an oral medication called NA-921 in females with Rett syndrome to see if it works better than a placebo. It may be an option for those who have a confirmed MECP2 gene mutation and stable seizure patterns.
Los Angeles, CaliforniaAges 5–20 - NCT05654922RecruitingPhase 3
Prevent lung transplant airways scarring with ARINA-1
This Phase 3 trial tests ARINA-1 to slow or prevent worsening lung transplant scarring in the breathing tubes (bronchiolitis obliterans). It may help people who are showing early decline in lung function but are not yet at advanced disease.
Los Angeles, CaliforniaAges 18–75 - NCT02646839Enrolling by invitationPhase 2
Testing a gene-matched transplant approach for childhood leukemia
This trial studies a specific type of partially matched (haploidentical) stem cell transplant in children with ALL, AML, or MDS. It looks at whether using certain immune system gene patterns (KIR) and measuring leftover disease after treatment can improve outcomes and cost-effectiveness.
Los Angeles, CaliforniaAges Up to 21 years - NCT05308264RecruitingPhase 1/Phase 2
R289 for lower-risk MDS that still needs blood support
This Phase 1/2 study tests R289 in adults with lower-risk myelodysplastic syndromes (MDS) whose disease keeps causing anemia and/or ongoing need for red blood cell transfusions. It may help reduce blood problems and treat MDS when standard options haven’t worked well enough or aren’t suitable.
Los Angeles, CaliforniaAges 18 years+ - NCT06914609RecruitingPhase 3
Study of ION582 for people with Angelman syndrome
This trial tests a new medicine called ION582 for people with Angelman syndrome. It aims to see if it can help with symptoms and is given as a lumbar puncture (spinal tap). You may be able to join if you have a genetic diagnosis of Angelman syndrome and are between 2 and 50 years old.
Los Angeles, CaliforniaAges 2–50 - NCT06660394RecruitingPhase 3
LP352 for Dravet syndrome in children and adults
This study tests a new medicine called LP352 for children and adults with Dravet syndrome. It compares the study drug to a placebo (a pill with no medicine) to see if it helps reduce seizures.
Los Angeles, CaliforniaAges 2–65 - NCT06819670RecruitingPhase 2
Preventing infantile spasms from coming back
This trial tests whether a longer course of steroids can keep infantile spasms from returning in babies who have already responded to standard treatment. It may help reduce the chance of relapse.
Los Angeles, CaliforniaAges 2 months–1.5 years - NCT05928052Recruiting
Spinal stimulation to help ARDS patients get off the ventilator
This study tests whether stimulating nerves in the spine can help people with severe lung injury (ARDS) breathe without a ventilator sooner. It may help shorten the time you need a breathing machine in the ICU.
Los Angeles, CaliforniaAges 18 years+ - NCT05737121RecruitingPhase 2
Study drug for bladder pain compared with lidocaine, heparin, or placebo
This Phase 2 trial tests VNX001 to see if it helps people with interstitial cystitis/bladder pain syndrome (IC/BPS) compared with its separate ingredients (lidocaine and heparin) or a placebo (inactive treatment). You may be eligible if you have had IC/BPS for months and recently had a moderate-to-severe bladder pain flare.
Los Angeles, CaliforniaAges 18 years+ - NCT06991114RecruitingPhase 2
AlloNK and rituximab for relapsing rheumatologic diseases
This trial tests a new natural killer (NK) cell therapy called AlloNK given with rituximab for people with certain autoimmune diseases (rheumatoid arthritis, Sjögren's disease, inflammatory myopathies, or systemic sclerosis) that have not responded well to standard treatments. The goal is to see if this combination can better control the disease.
Los Angeles, CaliforniaAges 18 years+ - NCT06428019RecruitingPhase 3
Comparing drug combinations for untreated CLL or SLL
This trial tests two different drug combinations (venetoclax with obinutuzumab or with acalabrutinib) to see how they affect the risk of tumor lysis syndrome in people with untreated CLL or SLL. It may help find the safest and most effective way to start treatment.
Los Angeles, CaliforniaAges 18 years+ - NCT06193928Recruiting
Long-term safety study of Livmarli in ALGS or PFIC
This study is following patients who are already taking Livmarli (maralixibat) for Alagille syndrome or PFIC to see how safe and effective it is over the long term.
Los Angeles, CaliforniaAges Any age - NCT04462770RecruitingPhase 3
Clemizole trial for children and adults with Dravet syndrome
This Phase 3 study tests EPX-100 (clemizole) to help reduce seizures in people with Dravet syndrome whose seizures are not fully controlled by current anti-seizure medicines. You may consider this study if your Dravet diagnosis is confirmed and your medical situation fits the specific rules about medicines and seizure causes.
Los Angeles, CaliforniaAges 2 years+ - NCT04227847RecruitingPhase 1
Study of a CD70-targeting drug for blood cancer
This Phase 1 study tests the safety of SEA-CD70, a drug that targets CD70, in people with certain blood cancers like MDS and AML. It may help doctors learn whether this approach can be used safely for patients whose disease has come back or not responded to standard treatments.
Los Angeles, CaliforniaAges 18 years+ - NCT06684119Recruiting
Testing best breathing tube pressure for children on a ventilator
This trial uses a special imaging tool (EIT) to find the best air pressure in the breathing tube for children on a ventilator. It aims to improve lung function in children with a lung condition called PARDS.
Los Angeles, CaliforniaAges birth–18 years - NCT03876223Recruiting
Testing imaging to study heart symptoms without blocked arteries
This trial studies people who have heart-related symptoms but do not have clear blocked heart arteries, using special heart imaging. It may help researchers better understand early forms of heart weakness (with preserved pumping function) and improve how these conditions are diagnosed.
Los Angeles, CaliforniaAges 18 years+ - NCT06715787Recruiting
Perinatal support program for pregnant people
This trial tests a support program for pregnant individuals who qualify for certain food assistance benefits. It aims to see if the program helps with pregnancy and infant health.
Los Angeles, CaliforniaAges 18 years+ - NCT03303716Recruiting
Study of the health history of people with ASXL disorders
This study looks at your medical history and health changes over time in people diagnosed with an ASXL-related disorder. It may help researchers better understand how these conditions progress and what needs to be measured in future treatments.
Los Angeles, CaliforniaAges Any age - NCT07519395RecruitingPhase 2
Camlipixant for abdominal symptoms in IBS-D and IBS-M
This study tests whether a new drug called camlipixant can reduce belly pain and other uncomfortable symptoms in people with irritable bowel syndrome that causes diarrhea or mixed symptoms. The trial compares camlipixant to a placebo (inactive pill) to see if it works better.
Los Angeles, CaliforniaAges 18–80 - NCT03850574RecruitingPhase 1/Phase 2
Tuspetinib for relapsed or hard-to-treat AML
This early-phase study tests tuspetinib in people with AML that has come back or did not respond to treatment. The goal is to learn whether it is safe and tolerable, how the drug behaves in the body, and whether it shows signs of benefit.
Los Angeles, CaliforniaAges 18 years+ - NCT06043440RecruitingPhase 2
Oxygen therapy for sleep apnea in Down syndrome
This study tests whether oxygen therapy can help children with Down syndrome who have sleep apnea. It compares oxygen treatment to no treatment to see if it improves breathing during sleep and thinking skills.
Los Angeles, CaliforniaAges 5–18 - NCT06415344Enrolling by invitationPhase 3
Long-term extension of GTX-102 in Angelman syndrome
This study is a long-term follow-up for people with Angelman syndrome who have already taken part in a GTX-102 trial. It tests whether the treatment continues to be safe and helpful over a longer period.
Los Angeles, CaliforniaAges Any age - NCT04064060RecruitingPhase 3
Long-term safety follow-up for luspatercept study participants
This trial studies the long-term safety of luspatercept (ACE-536) in people who already took part in an earlier luspatercept study. It mainly helps doctors better understand ongoing side effects and overall safety over time.
Los Angeles, CaliforniaAges 18 years+
Hear when a new Down Syndrome trial opens near Los Angeles, CA
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Down Syndrome trials in other cities
Where these studies are running near Los Angeles
Institutions with a site for the recruiting down syndrome studies listed above.
- University of California, Los Angeles (UCLA) · 10 studies
- Children's Hospital Los Angeles · 6 studies
- Cedars-Sinai Medical Center · 2 studies
- City of Hope Comprehensive Cancer Center · 2 studies
- University of California, Irvine Medical Center / UC Irvine Health · 2 studies
- University of Southern California · 2 studies
- Artiva Investigational Site Covina
- Artiva Investigational Site Los Alamitos
What taking part in a down syndrome 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 down syndrome studies in California.
Common questions
- Are there down syndrome clinical trials near Los Angeles?
- Yes. We're currently tracking 174 recruiting down syndrome studies with a site near Los Angeles, 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 down syndrome study near Los Angeles?
- 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 Los Angeles to take part?
- Not necessarily. These studies have a site near Los Angeles, 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 down syndrome 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 down syndrome studies open near Los Angeles regularly. Set up a health profile and we’ll quietly watch for studies that fit you and email you when one opens.