Clinical trials
Adult clinical trials
Below are recruiting adult clinical trials, each written for real people, not researchers. We’re tracking 3,749 recruiting studies, each written for real people, not researchers, below.
Recruiting studies
- NCT06868862Recruiting
Exercise and fat loss in young women with overweight or obesity
This study compares two types of exercise (short bursts of intense activity vs. moderate continuous activity) to see which is better for fat loss in young women who have overweight or obesity. The exercises have the same total energy used, so the results can show which type might be more helpful for weight management.
São Paulo, São PauloAges 20–45 - NCT06868719Recruiting
Ketone Drink Study in Older Adults
This study tests a special drink made from ketones (a type of energy source) to see how it affects blood pressure and overall health in older adults. It is for people aged 60–85 who are in generally good health.
Bloomington, IndianaAges 50–85 - NCT06872866RecruitingPhase 1
Study of sildenafil with and without food in healthy men
This study looks at how taking the study drug Hezkue Turbo (sildenafil) with food affects its levels in the body compared to taking it on an empty stomach. Healthy male volunteers aged 20 to 70 can participate.
New York, New YorkAges 20–70 - NCT06878261RecruitingPhase 3
Tezepelumab for moderate to very severe COPD
This study tests a new medication called tezepelumab (given as a shot) to see if it can reduce COPD flare-ups in people with moderate to very severe COPD who have had recent flare-ups despite using inhalers. It may be an option for those with higher levels of eosinophils (a type of white blood cell) in their blood.
Birmingham, AlabamaAges 40–80 - NCT06863168Recruiting
Cigarillo Education Messages for Black Young Adults
This study tests different messages to see what works best to help Black young adults avoid or cut back on cigarillo smoking. If you are between 18 and 30, identify as non-Hispanic Black, and are either open to trying cigarillos or only use them once in a while, this may be for you.
Philadelphia, PennsylvaniaAges 18–30 - NCT06863142RecruitingPhase 1
Testing a new flu vaccine with or without adjuvant
This study tests a new investigational flu vaccine (FluMos-v2) with or without an adjuvant (ALFQ) to see how safe, tolerable, and effective it is. It may help protect against multiple flu strains.
Bethesda, MarylandAges 18–50 - NCT06865664RecruitingPhase 1
Engineered immune cells for relapsed rhabdomyosarcoma in youth
This early-phase trial tests a new immune cell therapy (CAR T cells) for children and young adults whose rhabdomyosarcoma has returned or not responded to standard treatments. The goal is to see if these specially engineered cells can find and attack the cancer.
Bethesda, MarylandAges 3–39 - NCT06860165Recruiting
Mood tracking app study for adults with depression
This study tests a smartphone app (EmoDTx) that monitors mood in people with unipolar depression. It aims to see if the app can provide helpful digital measurements of your mood.
Changé, FranceAges 18 years+ - NCT06862219RecruitingPhase 4
Enfortumab Vedotin safety study for advanced urothelial cancer
This study tests a new drug called enfortumab vedotin for people whose advanced urothelial cancer (bladder or urinary tract cancer) has not responded to prior immunotherapy (checkpoint inhibitors) and platinum chemotherapy. The goal is to see how safe and effective this treatment is for Indian adults.
Patna, BiharAges 18 years+ - NCT06858579RecruitingPhase 3
Testing DNTH103 for chronic inflammatory demyelinating polyneuropathy (CIDP)
This trial tests a new drug called DNTH103 for adults with CIDP, a condition that affects nerves and causes weakness. It aims to see if the drug can help people who are currently on treatment, have tried treatment before, or are new to treatment.
Birmingham, AlabamaAges 18–75 - NCT06858319RecruitingPhase 3
Long-term study of zigakibart for IgA nephropathy
This study is for people with IgA nephropathy who completed a previous zigakibart study. It tests whether continuing treatment with zigakibart (given as a shot every two weeks) is safe and helpful over a longer period.
Denver, ColoradoAges 18–100 - NCT06865105RecruitingPhase 2
Targeted treatments for active psoriatic arthritis
This study tests targeted medications for people with active psoriatic arthritis (PsA) who have already tried 1 or 2 other advanced treatments without success or couldn't tolerate them. The goal is to see if these newer options can better control joint pain and skin symptoms.
Huntington Beach, CaliforniaAges 18 years+ - NCT06860516Recruiting
HLA Demographics Study in Adults With Type 1 Diabetes
This study (NCT06860516) is an observational trial of adults aged 18-55 with type 1 diabetes diagnosed within 6 months. It aims to collect demographic and HLA data.
San Francisco, CaliforniaAges 18–55 - NCT06858813RecruitingPhase 1
ABBV-324 for advanced liver or lung cancer
This study tests an experimental IV drug (ABBV-324) for adults with advanced liver cancer (HCC) or advanced squamous lung cancer (LUSC). It aims to see if the drug is safe and whether it can help control the disease.
Duarte, CaliforniaAges 18 years+ - NCT06862453RecruitingPhase 1
Safety of a new malaria vaccine in healthy adults
This study tests a new malaria vaccine in healthy adults. You will receive the vaccine and then be exposed to the malaria parasite in a controlled setting to check if the vaccine protects you.
TübingenAges 18–45 - NCT06860269RecruitingPhase 2/Phase 3
New immune therapy and stem cell transplant for acute lymphoblastic leukemia
This study tests adding new immunotherapy drugs and possibly a stem cell transplant to the first treatment for adults with acute lymphoblastic leukemia (ALL). The goal is to see if these approaches help people live longer without the cancer coming back.
ParisAges 18–65 - NCT06860724Recruiting
Stress and blood vessel health study for adults 18-55
This study looks at how daily stress affects blood vessel function in healthy adults and those with depression. It aims to find links between emotions and physical health.
Newark, DelawareAges 18–55 - NCT06859918Recruiting
Social skills program for adults with autism
This study tests a social and emotional program called TUNE In 3.0 for adults with autism. It is designed to help improve social connections and emotional well-being.
Philadelphia, PennsylvaniaAges 18 years+ - NCT06860152Recruiting
Improving speech understanding in noise with cochlear implants
This study tests how well people with cochlear implants can understand speech in noisy situations, compared to those with normal hearing. It involves a special imaging scan to see how the brain processes sound, which may help improve future implant technology.
Iowa City, IowaAges 18–99 - NCT06857929Recruiting
Nutrition study for metabolic syndrome
This study tests whether a personalized nutrition plan can improve health and lower the risk of chronic diseases like diabetes and heart disease in middle-aged adults with metabolic syndrome.
Madrid, MadridAges 30–50 - NCT06860464Enrolling by invitation
Remote conditioning and spinal reflex study
This study tests whether a simple, non-invasive pressure cuff technique (called remote ischemic conditioning) can affect your spinal reflexes. It is for healthy adults to understand how the nervous system responds.
Greenville, North CarolinaAges 18–40 - NCT06867198Recruiting
Peanuts for heart, brain, and gut health
This study tests whether eating peanuts can improve health markers like blood sugar, brain function, and digestion in adults with prediabetes (higher than normal blood sugar levels). You may qualify if you are between 20-59 years old, have prediabetes, and a BMI in the overweight to obese range.
Atlanta, GeorgiaAges 20–59 - NCT06184659RecruitingPhase 4
Comparing two antibiotics for sepsis in critical illness
This trial compares two common antibiotics, meropenem and piperacillin/tazobactam, to see which works better for adults with sepsis who are critically ill. It aims to help doctors choose the best treatment for serious infections.
Copenhagen, København ØAges 18 years+ - NCT06848088Enrolling by invitationPhase 2
Long-term health study for melanoma participants
This study checks on the long-term health of adults with melanoma who took part in a previous treatment study. It aims to see how participants are doing over time after receiving the new therapy.
Los Angeles, CaliforniaAges 18 years+
Hear when a new Adult 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 adult?
- Yes. Clin2 currently lists 3,749 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.