Clinical trials
Volunteers clinical trials
Below are recruiting volunteers clinical trials, each written for real people, not researchers. We’re tracking 525 recruiting studies, each written for real people, not researchers, below.
Recruiting studies
- NCT07800104RecruitingPhase 1
Study of a new pill for moderate-to-severe eczema
This trial tests an experimental medicine called QX-4533. The study has two parts: one tests the drug in healthy volunteers, and the other tests it in people with moderate-to-severe atopic dermatitis (a type of eczema) that hasn't responded well to standard creams. The goal is to see if the drug is safe and how well it works.
Shanghai, Shanghai MunicipalityAges 1.5 years–65 years - NCT07792876Recruiting
Testing ketone and carbohydrate supplements in trained cyclists
This study is testing how taking ketone and carbohydrate supplements affects performance in trained cyclists. It is looking for male amateur cyclists who train regularly and have a high fitness level.
Ribeirão Preto, São PauloAges 20–50 - NCT07800481RecruitingEarly Phase 1
Imaging test for carotid artery health using a new tracer
This study tests a new imaging agent that may help see plaque buildup in the carotid arteries, which are the main arteries in the neck. It is looking for healthy volunteers to help establish a normal baseline for future scans.
St Louis, MissouriAges 18 years+ - NCT07786467Recruiting
Improving flu vaccine response with hands-on therapy in at-risk adults
This study tests whether a hands-on therapy called osteopathic manipulative treatment (OMT) can improve the body's response to the flu vaccine. If you are an adult who is willing to get both the flu shot and OMT, this could help make the vaccine more effective for you.
Erie, PennsylvaniaAges 18 years+ - NCT07791797RecruitingPhase 4
Comparing absorption of two supplement formulas in healthy adults
This trial compares how well your body absorbs two different supplement formulas. It may help researchers understand which formula is better for healthy adults.
Fortitude Valley, QueenslandAges 18 years+ - NCT07787169RecruitingPhase 1
Study of amyloid-targeting therapies for Alzheimer's disease
This study tests several new experimental medications that target amyloid plaques, the protein clumps linked to Alzheimer's disease. It aims to find out if these treatments are safe and well-tolerated in people with early-stage Alzheimer's and in healthy volunteers.
Anaheim, CaliforniaAges 18–85 - NCT07787091RecruitingPhase 1/Phase 2
First study of ARD001 in healthy people and those with hemophilia A
This study tests a new medicine, ARD001, for the first time in humans. It aims to see if the drug is safe and how the body handles it, and it is also being studied in people with hemophilia A to find a safe dose for future trials.
SingaporeAges 21–45 - NCT07779408RecruitingPhase 1/Phase 2
H5N8 flu vaccine study for healthy adults
This study tests an experimental flu vaccine designed to protect against the H5N8 bird flu virus. It is given with an ingredient that may boost the immune response. The study will check if the vaccine is safe and how well it triggers the body's defenses.
Tempe, ArizonaAges 18 years+ - NCT07776782RecruitingPhase 1
Testing a new drug with infliximab in healthy volunteers
This study tests a new experimental drug called MT-201 when given with an existing medicine (infliximab) to healthy people. It helps doctors learn how the drugs work in the body and whether they are safe.
San Diego, CaliforniaAges 19–55 - NCT07780708Recruiting
Study of diet quality in older adults
This study looks at the eating habits and diet quality of older adults who use food assistance programs. It involves completing surveys or interviews to help researchers understand how to improve nutrition for this group.
Los Angeles, CaliforniaAges 60 years+ - NCT07776418Recruiting
How different snacks affect appetite after eating
This study tests how different snack bars affect your hunger, fullness, and digestion in the hours after eating. You may be eligible if you eat snacks regularly and are interested in how your body responds to food.
LondonAges 35–65 - NCT07782593Recruiting
Snack bars for appetite and gut health in UK adults
This study is testing how certain snack bars affect appetite, fullness, and gut health in adults. Participants will eat the snack bars regularly for a period and have their responses measured. To join, you need to live in the UK, snack regularly, and have a low fiber diet.
LondonAges 35–65 - NCT07773246RecruitingPhase 1/Phase 2
Study of KRRO-121 in healthy adults and people with urea cycle disorder
This study tests an investigational drug called KRRO-121. It is first tested in healthy volunteers to check safety, and then in patients with urea cycle disorder (a condition where the body can't remove ammonia properly) to see if it helps.
Melbourne, VictoriaAges 18–65 - NCT07773129RecruitingPhase 1
How a new drug is processed in healthy men
This study tests a new drug called ASP3082 to see how the body absorbs, distributes, and removes it. It is for healthy men only and will help researchers understand the drug's behavior before it is tested in patients.
Madison, WisconsinAges 18–65 - NCT05752396Recruiting
Study of Pain Patterns Over Time in Kids
This study follows kids who have a specific type of chronic pain (headaches, stomach pain, or muscle/joint pain) to better understand how pain changes over time. It also checks whether certain factors are linked to those pain patterns.
Cincinnati, OhioAges 10–19 - NCT07766369RecruitingPhase 1
Drug interaction study for healthy adults
This trial tests how a new drug, E2086, interacts with other medicines in healthy volunteers. It helps make sure the drug is safe and works properly when combined with common medications.
Austin, TexasAges 18–55 - NCT07765706RecruitingPhase 1
Testing an investigational medicine in healthy volunteers
This study tests a new medicine called INS1033 in healthy people to see if it is safe and how the body handles it. It is an early-stage study and does not involve treating any disease.
Salt Lake City, UtahAges 18–50 - NCT07760597Recruiting
Exercise frequency for muscle growth in young adults
This study compares exercising two times per week versus ten times per week for 10 weeks to see which helps build bigger, stronger muscles. Participation requires 10 weeks of supervised training sessions plus one week of testing before and after.
Vancouver, British ColumbiaAges 19–39 - NCT07753291Recruiting
Yi Jin Jing exercise for muscle and bone health in adults
This study looks at whether a special exercise routine called Yi Jin Jing (a type of traditional Chinese exercise) can help improve muscle and bone health in adults. It might be good for you if you are mostly healthy and want to try a gentle exercise program.
BeijingAges 18–90 - NCT07745907RecruitingPhase 1
A first-in-human study of a new drug in healthy Chinese and Japanese adults
This trial tests a single dose of an investigational drug called AMG 691 in healthy Chinese and Japanese volunteers to see how it is processed by the body and how safe it is. This is an early-phase study, so it may help make future treatments safer for people of similar backgrounds.
Las Vegas, NevadaAges 18–60 - NCT07746167Recruiting
Pupil response study in healthy adults
This study looks at how your pupils react to light in healthy people. It may help doctors understand normal eye responses, which could improve future eye tests.
Washington D.C., District of ColumbiaAges 18–60 - NCT06620679Recruiting
Brain inflammation and stress in healthy men
This study explores how inflammation in the body affects the brain's response to stress. Healthy men will have brain scans and stress tests to understand this link better.
Leuven, Flemish BrabantAges 18–45 - NCT07734649RecruitingPhase 1/Phase 2
RSV and HMPV vaccine study for adults 60 and older
This study tests a new vaccine that targets two respiratory viruses, RSV and HMPV, to see if it's safe and effective in adults 60 years and older. It may help prevent serious lung infections caused by these viruses.
Gadsden, AlabamaAges 60 years+ - NCT07738991RecruitingPhase 1
Study of NKF-PEG compared to Neulasta in healthy men
This study tests a new medicine called NKF-PEG, which is similar to Neulasta (a drug that helps boost white blood cells after chemotherapy). It is being tested in healthy men to see how the body processes it and to check for side effects.
ZhengzhouAges 18–55
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Common questions
- Are there clinical trials for volunteers?
- Yes. Clin2 currently lists 525 recruiting volunteers 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 volunteers 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 volunteers 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.