Clinical trials
Adult clinical trials
Below are recruiting adult clinical trials, each written for real people, not researchers. We’re tracking 3,746 recruiting studies, each written for real people, not researchers, below.
Recruiting studies
- NCT07144163RecruitingPhase 3
Atumelnant for adults with classic CAH
This study tests a new drug, atumelnant, for adults with classic congenital adrenal hyperplasia (CAH) caused by 21-OHD. It aims to see if it can help control hormone levels while allowing lower doses of current steroid medications.
Los Angeles, CaliforniaAges 18–74 - NCT07222670RecruitingPhase 2
Nasal spray to prevent respiratory infections in healthy adults
This trial tests a nasal spray, INNA-051, that may help your nose and airways fight off viruses that cause respiratory infections like colds and flu. It is for healthy adults aged 18-45 who are around many people and may be exposed to germs.
Baltimore, MarylandAges 18–45 - NCT07531043RecruitingPhase 3
Eye drops for redness in adults
This study tests a new eye drop called FID 123472 to see how well it reduces redness in adults. If you have persistent eye redness and have used redness relief drops before, this trial might help you find a longer-lasting solution.
Los Angeles, CaliforniaAges 18 years+ - NCT07570316RecruitingPhase 3
Testing efgartigimod for Graves' disease hyperthyroidism
This study tests whether efgartigimod, an injectable medication given under the skin, can help control overactive thyroid (Graves' disease) in adults already taking methimazole or carbimazole. The goal is to see if it reduces thyroid antibodies and improves thyroid hormone levels.
Orange, CaliforniaAges 18 years+ - NCT07093580RecruitingPhase 1
Study of a long-acting injectable in healthy adults
This study tests a new long-acting injectable medication (S-892216 LAI) in healthy adults. It helps researchers understand how the drug works in the body when given as a shot, which could lead to a treatment given less often in the future.
Cypress, CaliforniaAges 18–55 - NCT07596849RecruitingPhase 3
Testing a New Injection for Graves' Disease
This study tests efgartigimod, a new medicine given by injection under the skin, to see if it can help control Graves' disease (an overactive thyroid condition). The goal is to reduce the need for other thyroid medications or help people stop taking them.
Aalst, Oost-VlassAges 18 years+ - NCT07525206RecruitingPhase 3
Combination treatment for advanced colorectal cancer
This trial tests a new drug combination for colorectal cancer that has not responded to other treatments. It compares the new drug with a standard treatment to see which is more effective.
Goodyear, ArizonaAges 18 years+ - NCT07676565Recruiting
Adding new drugs to insulin for type 1 diabetes
This study tests whether adding certain diabetes pills (GLP-1 receptor agonists or SGLT inhibitors) to insulin is safe and helpful for adults with type 1 diabetes. Doctors will check your glucose monitor data to see how well this works.
Newport Beach, CaliforniaAges 18 years+ - NCT07225569RecruitingPhase 2
Study of a new drug for moderate to severe hidradenitis suppurativa
This trial tests a new medication, SAR445399, for people with moderate to severe hidradenitis suppurativa (HS) who haven't improved with oral antibiotics. It aims to see if the drug safely reduces skin bumps and abscesses.
Scottsdale, ArizonaAges 18 years+ - NCT07862933Recruiting
AI chat support for older adults with heart failure
This study tests an AI-powered chat system that offers social support to older adults with chronic heart failure. It may help you feel more supported and manage your condition better.
New Taipei City, New Taipei CityAges 60 years+ - NCT07126574Enrolling by invitation
Blood tests for diagnosing sepsis in adult burn patients
This study is testing how well certain blood tests can detect sepsis (a severe infection in the blood) in adults with burns. If you are in the burn ICU with a significant burn and your doctors suspect sepsis, your blood test results may help guide treatment.
SeoulAges 18 years+ - NCT07489378Recruiting
Rare cancer registry for children and young adults
This trial is creating a registry for very rare solid tumors in people up to age 39. Joining helps doctors learn more about these cancers and may connect you with future research opportunities.
Bethesda, MarylandAges 1 month–120 years - NCT07848191RecruitingPhase 4
Liver drug combination study for MASH and liver scarring
This study tests whether taking rezdiffra (a liver medication) together with other common diabetes or liver drugs is safe and effective for adults with MASH (fatty liver disease) and moderate-to-severe liver scarring. It may help improve liver health and reduce disease progression.
Chandler, ArizonaAges 18 years+ - NCT07868354RecruitingPhase 1
Switching to a new weight-loss medicine from tirzepatide
This study tests how well adults with overweight or obesity, with or without type 2 diabetes, tolerate switching from their current weight-loss medication (tirzepatide) to a new medicine called zenagamtide. It may help you understand if this new option is easier on your stomach.
Glendale, CaliforniaAges 18 years+ - NCT07578363RecruitingPhase 3
Drop for reducing eye redness
This study tests an experimental eye drop to see if it reduces eye redness better than a placebo (inactive) drop. If you often have red eyes and want a new option, this may be a good fit.
Northbrook, IllinoisAges 18 years+ - NCT05959616RecruitingPhase 1
Study of controlled Shigella infection in Kenyan adults
This Phase 1 study gives a carefully measured dose of Shigella sonnei to healthy adults to learn about the infection’s safety and how the body responds. It may help researchers build safer future tests or treatments, but it requires a hospital stay and many follow-up visits.
KilifiAges 18–45 - NCT07192952RecruitingPhase 3
Long-term safety of finerenone for children with heart failure
This trial tests a medicine called finerenone to see if it is safe for children and young adults with heart failure when taken for a long time. It may help improve heart function and manage symptoms.
Aurora, ColoradoAges Up to 18 years - NCT07020221RecruitingPhase 1/Phase 2
Study of VS-7375 for cancers with a KRAS G12D mutation
This study tests an experimental drug called VS-7375 for people with advanced solid tumors that have a specific genetic change called KRAS G12D. The goal is to see if the drug can shrink tumors or slow their growth.
Los Angeles, CaliforniaAges 18 years+ - NCT07876908Recruiting
Magnetic brain therapy for older adults with hard-to-treat depression
This trial tests a new intensive magnetic brain treatment (SAINT) for older adults whose depression has not improved with standard treatments. It aims to see if this treatment can also help with memory concerns, which are common in this group.
Costa Mesa, CaliforniaAges 65 years+ - NCT07594119RecruitingPhase 3
Testing RAP-219 to reduce seizures in focal epilepsy
This study tests a new medication called RAP-219 to see if it can reduce seizure frequency in adults with focal epilepsy (seizures starting in one area of the brain). You'll take the medication alongside your current seizure drugs and track your seizures daily using an app.
Huntsville, AlabamaAges 18–75 - NCT07792954RecruitingPhase 3
Weekly weight-loss study for Chinese adults with overweight or obesity
This study tests a once-weekly medicine called PF-08653944 to see if it helps Chinese adults lose weight compared to a placebo (a pill with no active medicine). It may be an option if you have been unable to lose weight through diet alone.
Hefei, AnhuiAges 18 years+ - NCT07697456RecruitingPhase 2
Study of advanced therapies for Crohn's or ulcerative colitis
This study tests advanced treatments for people with moderate to severe Crohn's disease or ulcerative colitis who haven't responded to at least one previous therapy. It aims to find better options for managing these conditions.
Dothan, AlabamaAges 18–75 - NCT06985212Recruiting
Study of acid sphingomyelinase deficiency in children and adults
This study follows people with acid sphingomyelinase deficiency (ASMD) over time to learn more about how the condition changes. You won't get any new treatment, but your participation will help doctors better understand ASMD.
Paris, FranceAges 2 years+ - NCT07764718Recruiting
Brain stimulation for adults with drug-resistant epilepsy
This trial tests a new type of brain stimulation to find and treat the area causing seizures in adults whose seizures don't improve with medication. It is done during a standard monitoring procedure to help doctors better target treatment.
Durham, North CarolinaAges 18 years+
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Common questions
- Are there clinical trials for adult?
- Yes. Clin2 currently lists 3,746 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.