Clinical trials · Los Angeles, CA
Down Syndrome clinical trials in Los Angeles
We’re tracking 170 recruiting down syndrome studies with a site in or near Los Angeles — including Phase 1, Phase 1/Phase 2, Phase 2, Phase 2/Phase 3 and Phase 3 studies, each written for real people, not researchers.
Recruiting studies near Los Angeles
- NCT01429389Recruiting
Testing genetic samples in pregnancy to check chromosome changes
This study collects genetic samples from pregnant people who have a higher chance of chromosome changes in the baby. It tests whether taking samples through CVS and/or amniocentesis can help understand the baby’s genetic makeup.
Los Angeles, CaliforniaAges 18 years+ - NCT06063486RecruitingPhase 2
Curcumin for inflammation and symptoms in blood disorders
This trial tests whether curcumin, a natural compound found in turmeric, can reduce inflammation and improve symptoms like fatigue in people with certain blood disorders that cause low blood counts or overproduction of blood cells. It is for patients with clonal cytopenia of uncertain significance, low-risk myelodysplastic syndrome, or myeloproliferative neoplasms (polycythemia vera, essential thrombocytosis, or myelofibrosis) who have bothersome symptoms.
Los Angeles, CaliforniaAges 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+ - NCT02074839RecruitingPhase 1
Oral AG-120 for advanced blood cancers with an IDH1 mutation
This Phase 1 study tests an oral medicine called AG-120 in adults with advanced blood cancers that have a specific IDH1 mutation. It also looks at safety and how the treatment works, with frequent blood, urine, and bone marrow samples.
Los Angeles, CaliforniaAges 18 years+ - NCT06872125RecruitingPhase 3
Testing zorevunersen for Dravet syndrome
This study tests an experimental drug called zorevunersen for people with Dravet syndrome. It aims to see if the drug can reduce seizures and improve safety.
Los Angeles, CaliforniaAges 2–17 - NCT01186913Enrolling by invitation
Natural history study for severe combined immune deficiency (SCID)
This study follows children and adults with SCID and related immune disorders to understand how the illness behaves over time. It also helps researchers learn which testing results and genetic types of SCID match different treatment plans.
Los Angeles, CaliforniaAges Any age - NCT05849662RecruitingPhase 1/Phase 2
Trametinib plus azacitidine for newly diagnosed JMML
This trial studies whether trametinib and azacitidine can control juvenile myelomonocytic leukemia (JMML) soon after diagnosis. It’s designed to test safety and how well the treatment works in children and young adults who meet specific leukemia and genetic criteria.
Los Angeles, CaliforniaAges 1 month–21 years - NCT07181837RecruitingPhase 1/Phase 2
Testing MVX-220 for Angelman Syndrome
This study tests an experimental medicine called MVX-220 to see if it is safe and effective for people with Angelman Syndrome. It includes both children (ages 4-8) and adults (ages 18-50) who can walk independently and have stable seizure medications.
Los Angeles, CaliforniaAges 4–50 - NCT06789913RecruitingPhase 2
Testing RLY-2608 for growth disorders linked to PIK3CA mutations
This trial tests a new medicine, RLY-2608, that targets the specific genetic change (PIK3CA mutation) causing overgrowth conditions. It aims to see if the drug can slow or stop the growth of affected tissues.
Los Angeles, CaliforniaAges 2 years+ - NCT00358943Recruiting
Gaucher disease registry and pregnancy tracking study
This study creates a large, long-term record of people with Gaucher disease and details about pregnancy outcomes. It helps researchers better understand Gaucher over a person’s life and during pregnancy.
Los Angeles, CaliforniaAges Any age - NCT06927739RecruitingPhase 2
Orticumab for heart artery inflammation after a heart attack
This trial tests a drug called orticumab to see if it can reduce inflammation in the arteries of the heart after a heart attack. It may help prevent future heart problems.
Los Angeles, CaliforniaAges 18 years+ - NCT06727422RecruitingPhase 2
Rifaximin plus NAC for IBS with diarrhea
This trial tests whether a combination of two medications—rifaximin (a gut antibiotic) and NAC (a supplement that helps break down mucus)—can reduce belly pain and diarrhea in people with IBS whose symptoms are not well controlled. It may be an option if other treatments haven't worked well enough.
Los Angeles, CaliforniaAges 18 years+ - NCT03568669Recruiting
Testing thinking and learning in congenital central hypoventilation syndrome
This study looks at thinking and memory in people with congenital central hypoventilation syndrome (CCHS) to better understand how the condition affects the brain. It may help researchers measure changes over time and guide future care.
Los Angeles, CaliforniaAges 3–85 - NCT06850038Recruiting
Long-term study of odevixibat in Alagille syndrome
This study follows people with Alagille syndrome who are already taking or starting odevixibat (Bylvay). It looks at how well the medicine works and how safe it is over a long period of time.
Los Angeles, CaliforniaAges Any age - NCT07523581RecruitingPhase 2
Study of an experimental drug for Alport syndrome
This study tests an experimental medicine for people with Alport syndrome caused by a specific type of gene change (nonsense mutation). The drug may help reduce protein in the urine and slow kidney decline. It is a blinded study, so you won't know if you get the real drug or a placebo.
Los Angeles, CaliforniaAges 12 years+ - NCT06690801Recruiting
Nitric oxide breathing gas for children with lung failure
This trial tests whether adding a breathing gas called nitric oxide to standard care helps children with severe lung failure (ARDS) recover faster. It is for children on a breathing machine who still have low oxygen levels.
Los Angeles, CaliforniaAges birth–21 years - NCT04669548Recruiting
Accuryn monitoring study for people having heart surgery
This registry collects information from patients who are monitored with the Accuryn system during heart surgery and their ICU stay. It helps researchers learn from the system’s signals to better understand patient care around cardiac procedures.
Los Angeles, CaliforniaAges 18 years+ - NCT05635747Enrolling by invitation
90-day follow-up study for children using RELiZORB
This study follows children who are already taking RELiZORB to see how it’s going over time and whether it remains safe and tolerable, with effects on nutrient absorption. It doesn’t change treatment—it mainly looks at outcomes during the next 90 days.
Los Angeles, CaliforniaAges 2–18 - 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+ - NCT06641414RecruitingPhase 3
Lisaftoclax with azacytidine for higher-risk myelodysplastic syndrome
This trial tests a new drug called lisaftoclax combined with a standard treatment, azacytidine, for people newly diagnosed with higher-risk myelodysplastic syndrome (MDS). The goal is to see if the combination helps control the disease better than what's currently available.
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 - 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 - NCT04256317RecruitingPhase 2/Phase 3
Azacitidine pills with or without venetoclax for certain blood cancers
This study tests whether a pill form of azacitidine (ASTX030) helps people with myelodysplastic syndromes (MDS), CMML, or AML. Some groups may also receive venetoclax; the goal is better blood cancer control for people who aren’t good candidates for intensive chemotherapy.
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+
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.
- Children's Hospital Los Angeles · 7 studies
- Cedars-Sinai Medical Center · 6 studies
- University of California, Los Angeles · 3 studies
- Children's Hospital of Orange County · 2 studies
- Abcentra Investigational Site
- Ascentage Investigative Site
- Children's Hospital of Los Angeles
- City of Hope
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 170 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.