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
- NCT07636447Recruiting
Alcohol Sensitivity in Older Adults
This research study examines how older adults respond to alcohol and why some people may be more sensitive to its effects as they age. Understanding this could help doctors give better health advice to older patients who drink.
Gainesville, FloridaAges 65–80 - NCT07614867Recruiting
Group therapy for emotion control in adults with ADHD
This study tests whether group-based cognitive behavioral therapy (a type of talk therapy) can help adults with ADHD who struggle to manage their emotions. You would attend sessions with others facing similar challenges to learn practical emotion-regulation skills.
StockholmAges 18 years+ - NCT07617688RecruitingEarly Phase 1
PET imaging tracer safety study in healthy volunteers
This early-stage study tests a new PET imaging agent (a radioactive tracer used in medical imaging) to understand how it moves through the body and the radiation dose it delivers. Researchers need healthy volunteers to help establish whether this imaging tool is safe for future patient use.
New Haven, ConnecticutAges 18–60 - NCT06197347Recruiting
Web program to help older adults be more active after heart treatment
This study tests a nurse-led website designed to help older adults become more physically active after heart surgery or a stent procedure. If you are interested in getting more active and live in the Montreal area, this program may support your recovery.
Montreal, QuebecAges 65 years+ - NCT07605936Recruiting
Understanding Frailty in Older Men With Prostate Cancer
This study looks at how frailty (physical weakness and loss of strength) affects older men who have been diagnosed with prostate cancer. Researchers want to understand which men are at higher risk and how this might guide better treatment decisions.
Limerick, MunsterAges 65 years+ - NCT06715995Recruiting
Light stimulation's effect on brain waves in healthy older adults
This trial tests if a special light (gamma light) can change brain wave patterns in healthy adults over 55. It aims to understand how light might help keep the brain sharp.
Taoyuan, GuishanAges 55 years+ - NCT07580924RecruitingPhase 1
Safety Study of NHL907 in Healthy Adults
This is an early-stage safety study testing a new drug called NHL907 in healthy volunteers. Researchers want to understand how the drug is processed by the body and confirm it is safe.
Adelaide, South AustraliaAges 18–60 - NCT07579455Recruiting
How Your Body Processes Create Wellness Gummies
This study tests how your body absorbs and processes Create Wellness gummies over time. Researchers want to understand how quickly these gummies are used by your body in healthy adults, which could help improve future product formulas.
Norman, OklahomaAges 18–45 - NCT06723704Recruiting
Long-term outlook in adults with congenital heart disease
This study looks at how adults with congenital heart disease (a heart problem you were born with) do over time. By reviewing medical records, doctors hope to learn what affects long-term health and help improve care for patients like you.
Rome, RMAges 18 years+ - NCT07570303Recruiting
Walking Program for Older Adults Using Mobile Apps
This study tests a mobile phone app designed to encourage older adults to walk more by sending motivating messages and tracking daily steps. Researchers want to see if this approach helps people stay active and healthy.
Milan, MilanAges 65–74 - NCT07573995Recruiting
Breathing and muscle training for frailty in older adults
This study tests a training program that combines breathing exercises with blood flow restriction (using bands to reduce blood flow in the arms or legs) to see if it improves strength and daily function in older adults who are frail. It may help you feel stronger and more independent.
TaipeiAges 65 years+ - NCT07561203Recruiting
Collavant supplement for runner's knee discomfort
This study tests whether Collavant®, a collagen-based supplement, reduces knee pain in amateur runners aged 40–65 who experience discomfort during or after training. You'll take the supplement for 24 weeks while continuing to run and track your symptoms.
Madrid, MadridAges 40–65 - NCT07565402Recruiting
Brain Stimulation and Skills Training for Adult ADHD
This study tests whether combining mild electrical brain stimulation (called tDCS) with behavioral skills training can help adults with ADHD focus better and manage their symptoms. Researchers want to understand how this combination works and whether it could be a useful treatment option.
Nanjing, JiangsuAges 18–55 - NCT07551804RecruitingPhase 2
Growth hormone replacement therapy safety and effectiveness study
This study tests a new injectable growth hormone treatment for adults whose bodies don't produce enough growth hormone naturally. Researchers will measure how safe it is, how your body processes it, and whether it helps you feel better and function more normally.
BeijingAges 18–80 - NCT06714565Recruiting
Can blood pressure and brain oxygen predict falls?
This study looks at how measuring blood pressure and oxygen levels in the brain may help predict falls in older adults. If you have fallen before, your participation could help doctors find better ways to prevent future falls.
AmsterdamAges 65 years+ - NCT07546942Enrolling by invitationPhase 1/Phase 2
Autism Treatment Using Stem Cells, Gut Microbiome, and Diet
This study tests whether a combination of stem cell therapy, gut microbiome restoration (using specially prepared stool), and dietary changes can improve autism symptoms, communication, social behavior, and digestive issues. Researchers believe gut health and immune system problems may contribute to autism, and this trial explores whether treating these areas helps.
Hamilton, MontanaAges 10–90 - NCT07550946RecruitingPhase 1
How Food and Stomach Acid Medicine Affect a New Drug
This study tests how a new experimental drug (VRN101099) works in your body when taken with food and with a common stomach acid medication. Researchers want to understand how these factors change how much drug reaches your bloodstream, which helps them figure out the right dose for future patients.
Melbourne, VictoriaAges 18–65 - NCT07547683Recruiting
Testing a robotic gait therapy device with healthy adults
This study tests how easy and effective a new robotic device (Regen Gait Therapy Robot) is to use for walking training on a treadmill. Researchers want to understand if the device works well before testing it with people who have walking difficulties.
Austin, TexasAges 18–50 - NCT06635226RecruitingPhase 1
Safety study of ID110521156 in healthy adults
This study tests a new investigational drug called ID110521156 in healthy adults. The goal is to see if the drug is safe and how the body processes it. It may be for people who are overweight or obese.
SeoulAges 19–50 - NCT07534657RecruitingPhase 1
Safety Study of JPH034 in Healthy Adults
This is an early-stage safety study testing a new drug called JPH034 in healthy volunteers. Researchers want to see how the drug is tolerated and what happens to it in your body.
Dilworth, MinnesotaAges 18–50 - NCT07527923RecruitingPhase 1
Testing REGN20423 for healthy people and atopic dermatitis
This early-stage trial tests a new experimental medicine called REGN20423 in two groups: healthy volunteers and people with atopic dermatitis (a chronic skin condition causing itching and inflammation). The trial aims to assess whether the medicine is safe and well-tolerated.
Birmingham, AlabamaAges 18–65 - NCT07527247RecruitingPhase 2
Testing a New Yellow Fever and Dengue Vaccine
This study tests a new vaccine designed to improve protection against yellow fever and dengue fever in healthy adults. Researchers want to see if this vaccine works better than existing ones and is safe.
SingaporeAges 21–59 - NCT07516405RecruitingPhase 1
Psilocybin Safety Study in Older Adults
This research tests whether psilocybin (a psychoactive compound from certain mushrooms) is safe and well-tolerated in healthy people aged 65–85. Researchers want to understand how older adults respond to this substance and whether it could be useful for future treatments.
San Francisco, CaliforniaAges 65–85 - NCT07518446Recruiting
Health Screening for Adults Starting Psychiatric Care
This study checks the physical health of adults beginning treatment for serious mental illnesses like schizophrenia or depression at two Danish clinics. It aims to catch health problems early that people with these conditions often experience.
CopenhagenAges 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.