Clinical trials
Adult clinical trials
Below are recruiting adult clinical trials, each written for real people, not researchers. We’re tracking 3,723 recruiting studies, each written for real people, not researchers, below.
Recruiting studies
- NCT07385287RecruitingPhase 2
Malaria vaccine trial for healthy adults in Burkina Faso
This study tests a new malaria vaccine called PfSPZ-LARC2 in healthy adults living in Burkina Faso. If you qualify, the vaccine is given to see if it can protect you from malaria.
OuagadougouAges 18–50 - NCT07387783Recruiting
Sleep quality and thinking skills in adults study
This study looks at how sleep affects thinking abilities like memory and focus in healthy adults aged 18 to 35. You will wear a sleep tracker for five nights and complete a thinking test.
IstanbulAges 18–35 - NCT07388173Recruiting
How respiratory infections affect daily life in older adults
This study looks at how acute respiratory infections (like the flu, COVID-19, or RSV) affect older adults' daily functioning. If you are 60+ and in the hospital with one of these viruses, your participation would help doctors understand the lasting impact on independence and health.
Rochester, New YorkAges 60 years+ - NCT07388992Recruiting
Walking patterns in people with MS
This study uses special sensors to compare walking patterns in people with multiple sclerosis (MS) and healthy volunteers. The goal is to see how MS affects walking over time, which may lead to better ways to track and treat movement problems.
LilleAges 18–65 - NCT07389161Recruiting
Nutrition and lifestyle triggers in IBD
This study looks at how diet and lifestyle may affect flare-ups in people with moderate inflammatory bowel disease (IBD). It aims to identify factors that can trigger symptoms.
MalmöAges 18–35 - NCT07392554Recruiting
Virtual reality for public speaking practice
This trial tests if virtual reality can help higher education students improve their public speaking skills. You'll use a VR program to practice speaking in front of an audience, which may reduce anxiety and improve your confidence.
Liège, LiègeAges 20–30 - NCT07392723RecruitingPhase 2
Flaxseed nutrition to protect memory in APOE4 adults
This study tests a special flaxseed-based nutrition drink to see if it can slow memory loss in older adults who have the APOE4 gene and mild cognitive impairment (early memory trouble). If you qualify, you'll take the drink daily for a year and have memory tests and brain scans.
New Brunswick, New JerseyAges 60 years+ - NCT07392944Recruiting
Exercise program for older adults in nursing homes
This trial tests a multicomponent exercise program for older adults living in nursing homes. The goal is to see if it improves physical function, thinking skills, and reduces falls risk.
PortoAges 65 years+ - NCT07393126Recruiting
A trial of a supplement for mild urinary urgency in healthy Japanese adults
This study tests a product designed to support urinary health. The goal is to see if it helps reduce frequent urination and urgency in healthy Japanese adults who have mild bladder symptoms.
Nerima-ku, TokyoAges 18 years+ - NCT07393841Recruiting
Fitness markers study with exercise and blood test
This study looks at different markers of fitness in your blood and body. You will do a maximal exercise test on a bike or treadmill, give a blood sample, and fill out some questionnaires to help researchers understand overall health.
New Haven, ConnecticutAges 18 years+ - NCT07394790Recruiting
Exercise program for adults 65 and older
This study tests if a personalized exercise program prescribed by your doctor can help people 65 and older stay active and healthy. You would meet with a healthcare team to get a simple exercise plan and see how it affects your well-being.
Villoría, SalamancaAges 65 years+ - NCT07395024RecruitingPhase 1
How other drugs affect ASP3082 in healthy adults
This trial tests how three common medicines (fluconazole, carbamazepine, and itraconazole) change the way the body processes a new drug called ASP3082. It helps researchers understand safe dosing for future studies.
Baltimore, MarylandAges 18–65 - NCT07396805Recruiting
Food is medicine study for obesity with food insecurity
This study tests whether providing healthy food and support can help adults with obesity and food insecurity lose weight. It looks at how food assistance programs might improve health.
Baltimore, MarylandAges 18 years+ - NCT01808937Recruiting
Study registry for morphea and storing DNA samples
This study is building a registry (a group record) of people with morphea and collecting DNA samples to help researchers learn more about the condition. It may help by improving understanding of causes, patterns, and future treatments.
Dallas, TexasAges Up to 90 years - NCT00428987Recruiting
Study of body and behavior traits in weight groups
This study looks at how physical traits and everyday behaviors differ among people who are overweight, obese, or in the normal-weight range. It may help researchers better understand risk factors related to weight and health.
Bethesda, MarylandAges 18–100 - NCT01055093Recruiting
Study of diabetes complications in adults soon after diagnosis
This study follows adults who have been diagnosed with diabetes recently to better understand diabetes and its complications over time. It also includes a comparison group of people who do not have diabetes to help researchers see what changes are linked to diabetes.
Düsseldorf, North Rhine-WestphaliaAges 18–69 - NCT00017914Recruiting
Understanding muscle inflammation: adult and juvenile myositis study
This research study helps doctors better understand myositis—a group of rare diseases that cause muscle inflammation and weakness. Researchers collect blood samples, medical history, and sometimes muscle biopsies to learn more about what causes these conditions and how to treat them better.
Atlanta, GeorgiaAges 2–100 - NCT00760656Recruiting
Long-term follow-up study for childhood cancer survivors and friends
This study follows people who were treated for childhood cancer and compares them with similar adults who did not have that childhood cancer. It aims to learn about long-term health and especially walking or mobility issues over time, using check-ins that may include a mobility assessment.
Memphis, TennesseeAges 5 years+ - NCT00004577Recruiting
New Brain Imaging Methods Research Study
This research study tests new ways to take detailed pictures of your brain using MRI (a safe imaging machine). You'll help researchers develop better imaging methods by lying still in the scanner for up to 2 hours.
Bethesda, MarylandAges 18–120 - NCT01137825Recruiting
Older patient cancer registry for a health check
This study is a registry that collects information from older adults who may be dealing with cancer. It includes a short health and function check to help doctors understand needs and guide care, even for people who turn out not to have cancer.
Boone, North CarolinaAges 65 years+ - NCT01659749Recruiting
Support and nutrition programs for women with PKU
This study looks at how educational, social support, and nutrition help affect pregnancy outcomes and quality of life in women with PKU. It may help you better manage PKU-related needs before and during pregnancy.
Atlanta, GeorgiaAges 11 years+ - NCT01940757RecruitingPhase 1
Testing hookworm infection for adults who have never had it
This early-phase study tests whether deliberately infecting you with hookworm larvae placed on the skin is safe and how your body responds. It may help researchers understand treatments for hookworm-related conditions, but it involves being intentionally infected.
Washington D.C., District of ColumbiaAges 18–45 - NCT00801489RecruitingPhase 2
New treatment for AML or high-risk MDS using combination chemo
This trial tests a combination treatment (chemo drugs plus a growth-factor medicine) for people newly diagnosed with acute myeloid leukemia (AML) or certain high-risk myelodysplastic syndromes (MDS). It may help by targeting cancer cells in the blood and bone marrow and improving remission chances.
Houston, TexasAges 18 years+ - NCT01087333Recruiting
Share blood samples to help study blood cancers and treatments
This study collects human samples (like blood or other specimens) to learn more about hairy cell leukemia and other leukemias. It also helps researchers develop new lab-made immune-based medicines for cancer treatment.
Bethesda, MarylandAges 18 years+
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Common questions
- Are there clinical trials for adult?
- Yes. Clin2 currently lists 3,723 recruiting adult 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 adult 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 adult 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.