Clinical trials
General Population (no Specific Condition or Disease) clinical trials
Below are recruiting general population (no specific condition or disease) clinical trials, each written for real people, not researchers. We’re tracking 10,739 recruiting studies, each written for real people, not researchers, below.
Recruiting studies
- NCT05489120Recruiting
Low-protein diet trial for chronic kidney disease patients
This study compares a low-protein diet using special low-protein foods versus a low-protein diet without those foods. It aims to see how well the diet works and whether it affects nutrition and kidney-health outcomes in people not on dialysis.
AbbevilleAges 18 years+ - NCT05654272Recruiting
Testing CIRC imaging technology for people with heart problems
This study is developing and testing CIRC technologies using heart imaging. You may be able to join if you’re an adult with cardiovascular (heart) disease and can safely have the MRI scans.
Cleveland, OhioAges 18 years+ - NCT05904093RecruitingPhase 1
Check if increasing fostamatinib doses are safe in sickle cell
This Phase 1 study tests whether increasing doses of fostamatinib are safe and tolerated in adults with stable sickle cell disease. It may help researchers understand if the drug could be a future treatment option for people with stable sickle cell.
Bethesda, MarylandAges 18–65 - NCT06088121Recruiting
TMS with cognitive training for mild Alzheimer's dementia
This study tests a combination of brain stimulation (TMS) and cognitive training to improve memory and thinking in people with mild Alzheimer's. It may help if you are already on a stable dose of a donepezil-type medication and have a confirmed Alzheimer's diagnosis.
Incheon, Bupyeong 6(yuk)-dong, Bupyeong-guAges 60–85 - NCT06091774Recruiting
Digital therapy for heart disease risk factors
This study tests a smartphone app (iATROS) for managing heart disease risk factors in patients with coronary heart disease. If you have had a heart attack, a stent, angioplasty, or bypass surgery, and you can use a smartphone, this program may help you reduce your risk through digital monitoring and guidance.
Munich, BavariaAges 18 years+ - NCT06295263Recruiting
AI for diagnosing and treating brain diseases in older adults
This study uses artificial intelligence to help diagnose and treat brain diseases that affect older adults, such as Parkinson's and Alzheimer's. Researchers will compare AI methods with standard care to see if they can improve diagnosis and treatment.
Jinan, ShandongAges 8–100 - NCT06315179Recruiting
Spatial gene study for inflammatory bowel disease
This study looks at tissue samples from people with suspected Crohn's disease, ulcerative colitis, or indeterminate colitis. The goal is to understand these conditions better and may lead to improved treatments.
Seattle, WashingtonAges 6–21 - NCT06319339RecruitingEarly Phase 1
Studying a drug to improve walking in peripheral artery disease
This trial tests whether a drug called diroximel fumarate (Vumerity) can improve blood flow and walking ability in people with peripheral artery disease (PAD). It compares people with PAD to healthy volunteers of the same age.
Omaha, NebraskaAges 50–75 - NCT06337864Recruiting
Large neutral amino acids for adults with classical PKU
This study tests whether a specific mix of large neutral amino acids (LNAAs) can help adults with classical PKU by lowering phenylalanine levels in the brain. It includes an MRI and PET scan to see how the treatment affects brain activity.
CopenhagenAges 18–50 - NCT06389149Recruiting
Leg Exercise Paddle Therapy for Peripheral Artery Disease
This study tests a leg exercise device (like a paddle) to help people with peripheral artery disease (PAD) walk farther with less pain. It compares the device to standard care.
Omaha, NebraskaAges 55–85 - NCT06397794Recruiting
Pregnancy and parenting with Lyme disease study
This study explores the experiences of people who had Lyme disease during pregnancy or had ongoing Lyme symptoms throughout their pregnancy. By sharing your story in a recorded interview, you can help doctors and researchers better support parents with Lyme disease.
Washington D.C., District of ColumbiaAges 18 years+ - NCT06435468Recruiting
Biocollection for rare childhood-onset immune diseases
This study collects blood and tissue samples from patients with rare immune system diseases that started in childhood, and from their relatives and healthy volunteers. The goal is to build a biocollection for future research to better understand these diseases.
Bron, BronAges 1 year+ - NCT06541691Recruiting
Aspirin for heart disease patients in polluted air
This study tests if different types of aspirin (coated or chewable) and a special schedule can help people with heart or blood vessel disease when they are exposed to air pollution. If you live in Tehran and have stable heart disease, you may be able to join.
Tehran, Tehran ProvinceAges 18 years+ - NCT06555042Recruiting
Crohn's disease imaging study with PET-MRI
This study uses a special PET-MRI scan to look at inflammation and blood flow in the small intestine of people with Crohn's disease. It may help doctors better understand disease activity in the gut.
Turku, Southwest FinlandAges 18–70 - NCT06587828Recruiting
Looking at immune cells in people with autoimmune disease
This study collects blood, tissue, and other samples from people with autoimmune diseases like Crohn's disease, multiple sclerosis, or lupus. Researchers will study your immune cells (T cells) to learn what they are attacking, which could lead to better treatments in the future.
Orange, CaliforniaAges 18 years+ - NCT06596746Recruiting
Tracking markers for neurodegenerative diseases
This study tracks changes in people with Parkinson's disease, other movement disorders, or cognitive decline to find better ways to measure disease progression.
Cassino, FrosinoneAges 10 years+ - NCT06676527Recruiting
Vorolanib for advanced kidney cancer after first treatment
This trial tests a targeted therapy pill, vorolanib, for people with advanced kidney cancer that has clear cell features and has gotten worse after initial treatment. It may offer a new option when standard second-line treatments are not working.
Nanjing, JiangsuAges 18–80 - NCT06680830RecruitingPhase 2
Testing NEU-411 for early Parkinson's with LRRK2 gene change
This trial tests an experimental drug called NEU-411 for people with early Parkinson's disease who have a specific genetic change (LRRK2). It aims to see if the drug can slow the disease progression.
Sun City, ArizonaAges 40–80 - NCT06696027Recruiting
Loss of Y chromosome in autoimmune and lung disease
This study looks at how the loss of the Y chromosome in blood cells may be linked to autoimmune and lung diseases in older men. By joining, you help researchers understand this connection better.
Bonn, North Rhine-WestphaliaAges 50 years+ - NCT06789445RecruitingPhase 1/Phase 2
Cell therapy for inherited retinal disease (CLARICO)
This study tests a new cell therapy (OpCT-001) for adults with inherited retinal diseases that affect the light-sensing cells. It aims to see if the treatment is safe and possibly helps improve vision.
Los Angeles, CaliforniaAges 18 years+ - NCT06712810RecruitingPhase 1
Q702 for blood cancers and histiocytic disorders
This study tests an experimental pill called Q702 for people with certain blood cancers and related disorders (like histiocytoses, myelofibrosis, and lymphomas) that have not responded to standard treatments. It aims to see if Q702 is safe and effective.
Scottsdale, ArizonaAges 18 years+ - NCT06732674Recruiting
Home-based care for lung disease in rheumatic conditions
This trial tests whether people with lung disease caused by a rheumatic condition can safely manage their care at home using a smartphone or tablet. It aims to see if home monitoring is as effective as in-person visits for keeping your lungs healthy.
OsloAges 18 years+ - NCT06869135Recruiting
Saliva testing for brain diseases
This trial is collecting saliva samples from people with Alzheimer's, Parkinson's, or other brain diseases to find new ways to diagnose them. It may help improve early detection.
Florence, FIAges 45 years+ - NCT07187713RecruitingPhase 4
Study of ACE Reno, Pico Cell Matrix for kidney health
This trial tests a new treatment called ACE Reno, Pico Cell Matrix to see if it can improve kidney function in people with chronic kidney disease (CKD) at various stages. It may be an option if you have early to moderate kidney issues (including after a transplant) and are already on standard therapies.
Giza, GZAges 18–80
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Common questions
- Are there clinical trials for general population (no specific condition or disease)?
- Yes. Clin2 currently lists 10,739 recruiting general population (no specific condition or disease) 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 general population (no specific condition or disease) 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 general population (no specific condition or disease) 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.