Clinical trials
Humans clinical trials
Below are recruiting humans clinical trials, each written for real people, not researchers. We’re tracking 1,243 recruiting studies, each written for real people, not researchers, below.
Recruiting studies
- NCT07481370Enrolling by invitationPhase 2
Comparing Two Medicines for Male Infertility
This study tests two medicines—isotretinoin and human chorionic gonadotropin (hCG)—to see if they can improve sperm production in men with low sperm counts or no sperm due to certain causes. It might help if you haven't responded to other treatments before.
Omaha, NebraskaAges 19–50 - NCT07423923Enrolling by invitationEarly Phase 1
Memory and navigation study in healthy adults
This study uses brain scans (fMRI or iEEG) to understand how healthy people remember locations and navigate spaces. You may be eligible if you are a healthy adult aged 18–40 and meet the screening criteria.
Tucson, ArizonaAges 18–40 - NCT07414368Enrolling by invitation
StimLabs umbilical cord material for wound healing
This study looks at how a wound treatment made from donated human umbilical cord tissue works for both new and long-lasting wounds. The treatment is a dehydrated powder that is applied directly to the wound.
Bridgeport, ConnecticutAges 18 years+ - NCT07362290Enrolling by invitation
Study of drug binding in the lungs using PET scan
This study uses a special PET scan to see how a drug (XBD173) binds to a protein in the lungs. It may help researchers understand inflammation in the lungs and find new ways to treat lung diseases.
LondonAges 25–75 - NCT07279376Enrolling by invitation
Using an algorithm to improve HIV care for health home members
This study tests a computer-based algorithm to help improve HIV care for people who are part of a special care management program called a Health Home. It aims to make sure you get the support and treatment you need.
New York, New YorkAges 18 years+ - NCT07235332Enrolling by invitation
How diet affects heavy metals in the body
This study compares heavy metal levels in people who eat different types of diets—vegetarian/vegan, low-carb, or traditional omnivorous. It will help understand if certain diets lead to higher or lower exposure to toxic metals.
ArielAges 20–49 - NCT07226908Enrolling by invitation
Brain electrode study for epilepsy and memory
This study places electrodes in the brain to learn how seizures spread and how memory works. It may help people with temporal lobe epilepsy understand their condition better and improve future treatments.
Stanford, CaliforniaAges 18–65 - NCT07215871Enrolling by invitationPhase 1
Second H10N7 flu challenge for prior participants
This study tests whether people who have already been exposed to a lab-made H10N7 flu virus can be safely exposed again. It checks how their immune system responds and how long they shed the virus, in a controlled, isolated setting.
Bethesda, MarylandAges 18–55 - NCT07186959Enrolling by invitation
Weight control procedure for stubborn obesity
This trial tests a new weight management procedure for people with a higher BMI who haven't had success with other weight loss methods. It's designed for those with obesity-related health issues who are ready to lose weight.
Beijing, Beijing MunicipalityAges 18–70 - NCT07172165Enrolling by invitation
Improving detection of clot signals in brain ultrasound
This study focuses on improving how doctors classify tiny signals (called microembolic signals) from the brain, which can help detect stroke risk. Your recorded signals—if from a solid source, like a clot—will be reviewed by experts to develop better computer tools.
PortoAges 18 years+ - NCT07155993Enrolling by invitation
Long-term fasting and food reintroduction study
This study looks at what happens in your body during a long fast (5+ days) and when you start eating again. It may help you understand how fasting affects your health.
Überlingen, Baden-WurttembergAges 18–90 - NCT07113743Enrolling by invitationPhase 1/Phase 2
Gene therapy for X-linked chronic granulomatous disease
This trial tests a new gene therapy for X-linked chronic granulomatous disease (CGD), a condition that causes severe infections. The treatment uses your own stem cells that are modified to fight the disease, aiming to reduce infections and inflammation.
Bethesda, MarylandAges 3–60 - NCT07100054Enrolling by invitation
Genetic markers for CDK4/6 inhibitor therapy in breast cancer
This trial looks at how genetic markers and other substances in your blood might help personalize treatment with CDK4/6 inhibitors, a targeted therapy for breast cancer. It aims to find better ways to predict which patients will benefit most.
London, OntarioAges 18 years+ - NCT07067723Enrolling by invitation
Mpox outbreak study in the Democratic Republic of Congo
This study is for people in the Democratic Republic of Congo who have been diagnosed with mpox. Researchers want to learn more about how the virus spreads and how it affects people during this outbreak.
Mbandaka, Équateur ProvinceAges Any age - NCT07064928Enrolling by invitation
Reducing HIV stigma in pregnancy and after birth
This study tests a program to reduce stigma related to HIV among pregnant women and new mothers. You may be eligible if you are living with HIV, are between 24 and 36 weeks pregnant, and plan to stay in the area for at least 6 months after your baby is born.
AccraAges 14 years+ - NCT07059819Enrolling by invitation
Local heat therapy for persistent high-risk HPV infection
This study tests whether local heat therapy can help clear a high-risk HPV infection that has lasted at least 3 months. It is for women who have no serious cervical cell changes or only mild changes (CIN) and who are generally healthy.
Shenyang, LiaoningAges 18–65 - NCT06984705Enrolling by invitation
Mpox outbreak study in Equateur Province, DRC
This study looks at the mpox outbreak in Equateur Province, Democratic Republic of Congo. It aims to understand who gets sick and how the virus spreads, which may help with future prevention.
Mbandaka, Équateur ProvinceAges Any age - NCT06962982Enrolling by invitation
VR therapy for neck pain in computer users
This study tests if short-term virtual reality exercises and ergonomic training can reduce neck pain, improve neck movement and strength, and boost work productivity in people who use computers for long hours.
AjmanAges 18–60 - NCT06942286Enrolling by invitation
HPV self-testing for cervical cancer screening in Indonesia
This study tests a home-based HPV self-collection kit for women who haven't been screened recently. The goal is to find cervical pre-cancer early, so treatment can prevent cancer.
Lebak, BantenAges 30–69 - NCT06941064Enrolling by invitation
Study on body measurements and fitness in elite Mexican soccer players
This study looks at how body measurements and fitness levels relate to performance in elite soccer players from the Mexican national team. It aims to understand what makes a top player.
Mexico City, Mexico CityAges Any age - NCT06907212Enrolling by invitation
Study of fat cell changes in obesity
This study looks at how fat cells change in people with obesity. It involves a small tissue sample (biopsy) and may help us understand more about weight-related health.
CopenhagenAges 18 years+ - NCT06893250Enrolling by invitationPhase 2/Phase 3
Orthobiologic treatment for knee osteoarthritis
This study tests a treatment made from your own body's healing components to reduce knee pain. It may help people with mild to moderate knee osteoarthritis who haven't had knee surgery or strong pain relievers lately.
Tromsø, TromsøAges 40–70 - NCT06854991Enrolling by invitation
Virtual reality for managing pain in healthy kids
This study tests if virtual reality can help distract children and teenagers from the feeling of pain. It could show that VR is a helpful tool for managing pain without medicine.
Columbus, OhioAges 6–17 - NCT06830226Enrolling by invitation
Domperidone and preterm breast milk nutrients
This study looks at how domperidone, a medicine used to help increase breast milk supply, affects the nutritional content of breast milk from mothers of premature babies. By understanding this, doctors can better support your baby's growth.
LisbonAges Any age
Hear when a new Humans 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 humans?
- Yes. Clin2 currently lists 1,243 recruiting humans 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 humans 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 humans 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.