Clinical trials
Health clinical trials
Below are recruiting health clinical trials, each written for real people, not researchers. We’re tracking 5,397 recruiting studies, each written for real people, not researchers, below.
Recruiting studies
- NCT01243931Recruiting
Eye scan guided laser surgery for surface cornea scars
This study tests a laser procedure guided by an eye scan to improve vision caused by surface (front) cornea cloudiness or irregularities. It may help some people whose vision problem is mainly in the outer cornea and can be safely treated without reaching deep tissue.
Portland, OregonAges 18 years+ - NCT02141308Recruiting
OCT eye imaging for rare retinal and choroid diseases
This trial studies rare diseases affecting the retina or choroid using detailed eye scans (OCT). It may help doctors better understand how these conditions look in the eye and how imaging findings relate to vision.
Portland, OregonAges 7–100 - NCT02253030Recruiting
Eye scan study for newly diagnosed wet AMD
This study uses a special eye scan (OCT angiography) to look at new, abnormal blood vessel growth in people with wet age-related macular degeneration (wet AMD) who have not been treated yet. It may help researchers better understand the disease and how it changes over time.
Portland, OregonAges 50–100 - NCT06030349Recruiting
Breathing support for kids with Down syndrome and sleep apnea
This trial looks at how well non-invasive breathing machines help children with Down syndrome who have obstructive sleep apnea. It tracks their health and sleep over time to see if the treatment works and improves daily life.
DublinAges 6 months–16 years - NCT04583150Recruiting
Study of fertility and ovarian reserve after weight-loss surgery
This study looks at how ovarian reserve (a fertility-related marker) changes in women after bariatric (weight-loss) surgery versus women with obesity who are not planning surgery. It may help doctors better understand fertility timing and risks around weight-loss treatment.
AngersAges 18–37 - NCT05599438Recruiting
Fitness and drug use study in recreational athletes
This study follows recreational athletes to understand how past and current anabolic-androgenic steroid (AAS) use relates to fitness changes over time. If you have used these substances in the past (and stopped more than 3 months ago), or you have never used them, you may be able to join.
CopenhagenAges 18 years+ - NCT06057350Recruiting
Surgery versus endoscopy for early colon cancer with uncertain margins
This trial compares surgery versus an endoscopic procedure for people who had a colon polyp removed but some cancer cells may still be present at the edges. The goal is to see which approach leads to better outcomes and fewer side effects for early-stage colon cancer.
Oslo, AkershusAges 40 years+ - NCT07862348Recruiting
Sleep better, live better study
This study tests a program to help adults who sleep less than 7 hours a night and have health risks like high blood pressure or diabetes. The program uses text messages to support better sleep habits, which may improve overall health.
Birmingham, AlabamaAges 25–65 - NCT07856394Recruiting
Adding a special type of radiation to standard palliative radiation
This study tests whether adding a special type of radiation to standard palliative radiation helps reduce symptoms like pain, shortness of breath, or bleeding. It's for people with tumors that can't be removed and are large.
Scottsdale, ArizonaAges 15 years+ - NCT07866209Recruiting
Comparing two devices for kidney stone surgery
This trial compares two different tubes used during surgery to remove kidney stones. The goal is to see if one type works better than the other for clearing stones safely.
Antalya, MuratpasaAges 18 years+ - NCT07863986Recruiting
Studying response to lutetium therapy for advanced prostate cancer
This trial looks at people with advanced prostate cancer that has stopped responding to hormone therapy and chemotherapy. It tests a radioactive medicine (lutetium-177 PSMA) that targets prostate cancer cells, to see what factors predict a good response.
KaunasAges 18 years+ - NCT07856641Recruiting
Timing of blood thinner shots in trauma patients
This study looks at how the time of day you receive your blood thinner shot affects how well it works in preventing blood clots in the hospital. It may help doctors find the best time to give this medicine to trauma patients.
Houston, TexasAges 18–80 - NCT07854756Recruiting
Couples program to reduce drinking and strengthen relationships
This study tests a program for couples where one partner drinks heavily and the other drinks less often. It aims to help couples cut back on drinking together while improving their relationship.
Providence, Rhode IslandAges 18 years+ - NCT07723924RecruitingPhase 2
Plecanatide for constipation in children and teens
This study tests a new medicine called plecanatide for children and teens with functional constipation. It aims to see if it helps improve bowel movements compared to a placebo (a pill with no medicine).
Birmingham, AlabamaAges 6–17 - NCT06278532Recruiting
Validating psychosis assessment tools in Lithuanian
This trial tests whether three psychiatric questionnaires work well for people with schizophrenia or related disorders. If you are between 18 and 65 and have one of these diagnoses, joining may help improve care for others like you.
KaunasAges 18–65 - NCT03491761RecruitingPhase 2
PRP injection versus hyaluronic acid shots for knee arthritis
This trial tests whether a platelet-rich plasma (PRP) shot works better than a standard hyaluronic acid (“gel”) injection to reduce knee osteoarthritis pain. It may help people with ongoing knee pain choose the treatment that relieves symptoms more effectively.
Skokie, IllinoisAges 18–75 - NCT06103513RecruitingPhase 3
Comparing two starting doses of growth hormone in children
This study compares two different starting doses of growth hormone to see which works better for children who need it. It may help your child grow taller if they have growth hormone deficiency or short stature.
New York, New YorkAges 5–15 - NCT07861191Recruiting
Using continuous glucose monitors to improve insulin sensitivity
This study tests whether using a continuous glucose monitor (CGM) helps people without diabetes improve their insulin sensitivity. You would wear a small sensor that tracks your glucose levels in real time, and the study may help you understand how your body responds to food and activity.
Singapore, SingaporeAges 21–70 - NCT07857655RecruitingPhase 4
Intraoperative methadone for pain after head and neck cancer surgery
This trial tests whether giving methadone during your head and neck cancer surgery helps control pain right after the operation. Methadone is a long-acting painkiller that might reduce pain for up to a day or more, potentially improving your recovery experience.
Portland, OregonAges 18–89 - NCT07864285Recruiting
Occupational doctors' knowledge of premenstrual dysphoric disorder
This study asks occupational doctors in France about their knowledge and handling of premenstrual dysphoric disorder (PMDD), a severe form of PMS. It aims to improve workplace support for women with PMDD.
StrasbourgAges 18 years+ - NCT06288633Recruiting
Heart nerve ablation for slow heart rhythm
This test uses a procedure to ablate (destroy) specific nerves in the heart that may be causing your heart to beat too slowly. The goal is to help your heart speed up naturally when needed, so you may avoid needing a permanent pacemaker.
Saint PetersburgAges 18–65 - NCT06295484Recruiting
Comparing two breathing support methods for very small babies
This study compares two types of breathing support (nasal CPAP and NIPPV) for very low birth weight preterm infants to see which one works better. The goal is to find the best way to help these babies breathe more easily.
Toronto, OntarioAges 1 day–8 months - NCT06298890Recruiting
Dry eye pattern after cataract surgery
This study looks at how dry eye symptoms change after cataract surgery. It is for older adults (50–90) having simple cataract surgery for the first time, without other eye problems or certain health conditions.
KaunasAges 50–90 - NCT05596474Recruiting
Beetroot juice and light therapy for muscle tiredness
This study tests whether drinking beetroot juice and using a special light on your arm can help reduce muscle tiredness during exercise. It might make your workouts feel easier.
Winston-Salem, North CarolinaAges 65 years+
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Common questions
- Are there clinical trials for health?
- Yes. Clin2 currently lists 5,397 recruiting health 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 health 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 health 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.