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 10,808 recruiting studies, each written for real people, not researchers, below.
Recruiting studies
- NCT07179848RecruitingPhase 1
Temporal interference brain stimulation safety study in healthy adults
This trial tests a new type of non-invasive brain stimulation that uses a weak electrical field to gently influence brain activity. It is designed for healthy adults to see if the procedure is safe and comfortable, and to gather information that could help develop future treatments for mental health conditions.
TaipeiAges 20–65 - NCT01033838RecruitingPhase 2
Two minimally invasive surgery options for recurrent diverticular problems
This trial compares two types of minimally invasive surgery for people with recurrent diverticular disease who need surgery for a benign (non-cancerous) polyp and have an early, limited tumor in the sigmoid colon/rectosigmoid area. It may help find which approach is safer or better for recovery.
LeuvenAges 18–90 - NCT01109420Recruiting
Family study of non-medullary thyroid cancer and genetics
This study looks at families affected by non-medullary thyroid cancer to understand patterns and possible genetic risk. You may be able to join even if you personally do not have the cancer, as long as you have the right family history and can complete a questionnaire.
Bethesda, MarylandAges 7–90 - NCT06766357RecruitingPhase 3
Cyclosporin gel for moderate to severe dry eye
This study tests a gel form of cyclosporine for people with moderate to severe dry eye that hasn't improved with other treatments. The gel is applied to the eye to help reduce inflammation and increase tear production.
Xiamen, FujianAges 18 years+ - NCT07159087Enrolling by invitation
New drug balloon for re-narrowed stents
This trial tests a new drug-coated balloon (Genoss SCB) versus an existing one (SeQuent Please NEO) for people whose heart stents have re-narrowed. It aims to see which balloon better keeps the artery open.
Gyeonggi-doAges 19 years+ - NCT00992303Recruiting
Collecting tissue samples during radiation for people with cancer
This study collects tissue samples from people with cancer while they are getting radiation therapy. It also includes healthy participants, to help researchers compare samples and better understand cancer and treatment.
Dallas, TexasAges 18 years+ - NCT07111078RecruitingPhase 1
New Flu Vaccine (Stem) with or without Booster
This trial tests a new type of flu vaccine that targets a part of the virus that doesn't change much (the stem). It is given with or without a special booster, and researchers want to see if it provides broader protection against different flu strains.
Bethesda, MarylandAges 18–50 - NCT06245954Recruiting
Better diagnosis through lung sampling training
This trial studies whether standardizing the training for a lung biopsy procedure helps doctors better diagnose interstitial lung disease. You might be eligible if you have a suspected ILD diagnosis and your lung function and other health markers are within certain limits.
Beijing, Beijing MunicipalityAges 18 years+ - NCT06201676RecruitingPhase 4
Low-dose short-term ketorolac to cut opioid use after bone surgery
This study tests whether giving a low dose of a non-steroidal anti-inflammatory drug (NSAID) called ketorolac for a short time after orthopedic surgery can reduce the need for strong painkillers like opioids. It is for people who have broken bones that need surgery with metal plates, screws, or rods.
Boston, MassachusettsAges 18–70 - NCT07656753RecruitingEarly Phase 1
Gene therapy trial for RLBP1-related retinal dystrophy
This trial tests an injection (PUMCH-E111) for people with a specific genetic form of inherited retinal dystrophy caused by RLBP1 mutations. It aims to see if the treatment is safe and can help preserve vision.
Beijing, Beijing MunicipalityAges 18–55 - NCT06201611RecruitingPhase 2/Phase 3
Nebivolol for diabetic nerve damage study
This study tests whether the drug nebivolol (a type of beta-blocker) can help slow or reverse nerve damage caused by diabetes. It is for people with recent diabetes and confirmed neuropathy.
Bangalore, KarnatakaAges Up to 18 years - NCT01659203RecruitingPhase 1/Phase 2
Proton or photon radiation for retroperitoneal sarcoma
This trial tests two types of external beam radiation—protons or photons—in people with retroperitoneal (in the back of the abdomen) soft tissue sarcoma. It’s an early-phase study meant to see how well the radiation can control measurable tumors while tracking safety.
Chicago, IllinoisAges 18 years+ - NCT06520306Enrolling by invitation
Ropivacaine with methylene blue for hip surgery pain
This trial tests if adding different amounts of methylene blue to a standard numbing medicine (ropivacaine) can improve pain relief, thinking ability, and hip movement after hip replacement surgery.
TaizhouAges 60–85 - NCT07440511Recruiting
Spleen stiffness test for advanced liver scarring
This study tests a new way to measure liver scarring using a non-invasive ultrasound of the spleen (spleen stiffness measurement). It's for people with fatty liver disease (MASLD) who have advanced fibrosis (scarring) to see if this method can accurately detect the severity of liver damage.
RomeAges 18 years+ - NCT07427459Recruiting
Brain retraining program for perimenopause symptom management
This trial tests a brain retraining program (focusing on the amygdala and insula) to help manage symptoms of perimenopause. It aims to see if this approach can reduce discomfort and improve well-being during this transition.
Decorah, IowaAges 38–60 - NCT06369584Recruiting
Prone Position for Children on ECMO with Severe ARDS
This trial tests if lying face-down (prone position) helps children with severe ARDS who are already on ECMO, a machine that supports the heart and lungs. It aims to see if this position improves recovery.
Beijing, Beijing MunicipalityAges 1 month–18 years - NCT06387381RecruitingEarly Phase 1
PET scan for PSMA/FAP-positive cancer
This trial tests a special PET scan using a tracer that attaches to certain markers (PSMA and FAP) found on some cancers. It aims to help doctors see where the cancer is, possibly leading to better treatment decisions.
Chongqing, Chongqing MunicipalityAges 18 years+ - NCT05711394RecruitingPhase 3
Atogepant for preventing episodic migraine in children
This study tests whether an oral medicine called atogepant can reduce migraine activity in children ages 6–17 and checks its side effects. It’s meant for kids with episodic migraine (not the more constant types) who may benefit from preventive treatment.
Huntsville, AlabamaAges 6–17 - NCT06440525RecruitingPhase 2
Testing RSLV-132 for Sjögren's disease in women
This study tests an investigational drug called RSLV-132 in women with Sjögren's disease to see if it can reduce symptoms like fatigue and dryness. You may join if you've been diagnosed in the last 30 years and have persistent symptoms.
Chula Vista, CaliforniaAges 18–75 - NCT07158697Recruiting
WeChat lifestyle program for cardiometabolic health
This study tests a health coaching program delivered through WeChat to help people with multiple heart and metabolic conditions (like high blood pressure, diabetes, and obesity) make healthier lifestyle choices. If you have two or more of these conditions and use WeChat, this program may help you better manage your health.
Suzhou, JiangsuAges 18 years+ - NCT06324396RecruitingPhase 1
Improving drug dosing for single ventricle patients with liver disease
This trial studies how the drugs sildenafil and pravastatin work in people with a single ventricle heart condition who have had the Fontan surgery and may have related liver problems. The goal is to find the best doses based on liver function.
Kansas City, MissouriAges 8 years+ - NCT07651215Enrolling by invitation
Short-Stem Shoulder Replacement Surgery Outcomes Study
This study looks at how well a newer type of shoulder replacement surgery works. Researchers are checking X-rays and patient function for people who had this specific short-stem surgery at least 2 years ago.
LinzAges 18 years+ - NCT02257892Recruiting
Study of rare immune system genetic disorders
This study looks for genetic causes of immune problems, such as unusually frequent infections, abnormal allergies, or autoimmune or inflammation conditions. It may help by improving how doctors understand these disorders and by matching families with possible genetic diagnoses.
Bethesda, MarylandAges 3–99 - NCT06334003Recruiting
Heart health in moms and babies after fertility treatment
This study looks at how fertility treatments affect the heart and metabolism of mothers and their children. It compares women who became pregnant with or without fertility help to understand any differences.
CopenhagenAges 18–40
Hear when a new General Population (no Specific Condition or Disease) trial opens
We’ll email you when one opens — at most once a week, no account needed, unsubscribe anytime.
Common questions
- Are there clinical trials for general population (no specific condition or disease)?
- Yes. Clin2 currently lists 10,808 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.