Clinical trials
Effectiveness clinical trials
Below are recruiting effectiveness clinical trials, each written for real people, not researchers. We’re tracking 6,875 recruiting studies, each written for real people, not researchers, below.
Recruiting studies
- NCT06658821Enrolling by invitation
Study of LDL557 for knee arthritis in older adults
This trial tests whether a supplement called LDL557 can improve early-stage knee arthritis in people over 65. It aims to reduce pain and slow joint damage.
TaichungAges 45–80 - NCT06574152Recruiting
Light therapy for pain relief after dental root surgery
This trial tests whether a special light treatment, called photobiomodulation, can help reduce pain and speed up healing after a specific type of dental surgery on the root of a tooth. The surgery involves a small cut in the gum, and the light may help the gum recover faster.
Houston, TexasAges 18 years+ - NCT07063342RecruitingPhase 1
Study of new drug versions in healthy adults
This study is testing new versions of a drug (called KarX and KarT) in healthy adults to see how the body handles them. Researchers will also look at how food affects the drug when taken multiple times.
Nottingham, NottinghamshireAges 18–55 - NCT07133880RecruitingPhase 4
Nebulizer vs inhaler for COPD breathing treatment
This study compares two ways to deliver long-acting bronchodilator medications for COPD: a nebulizer (machine that turns liquid medicine into a mist) versus a handheld inhaler. The goal is to see which method works better for people with moderate to severe COPD symptoms.
Knoxville, TennesseeAges 40 years+ - NCT07261293Recruiting
Blood flow restriction exercise for COPD patients
This study tests whether adding mild blood flow restriction to aerobic exercise can improve lung function, exercise capacity, and inflammation in people with stable COPD. You would exercise on a bike or treadmill while wearing soft cuffs on your legs to lightly restrict blood flow.
IstanbulAges 40–80 - NCT07739498Recruiting
Bite turbos with palate expander for teenagers
This trial tests whether adding small plastic bumps, called bite turbos, to a palate expander helps widen the upper jaw better than the expander alone in early teens. This may correct a crossbite, where upper teeth sit inside lower teeth when biting down.
Al MansurahAges 10–14 - NCT07320287Recruiting
Probiotics for babies born by C-section
This trial tests whether a multi-strain probiotic supplement can help with growth, digestion, and gut health in healthy full-term babies who were born by C-section.
HanoiAges birth–1 day - NCT05223192Recruiting
Testing music to improve breathing and brain oxygen in preemies
This study looks at whether planned music sessions can help preterm babies breathe more steadily and improve oxygen reaching the brain. It may help staff learn how to use music therapy safely for newborns in the NICU.
New York, New YorkAges 6 months–9 months - NCT06926309Recruiting
Does peer mentoring help nursing students learn postpartum care?
This study looks at whether having a student mentor – another nursing student – can help you learn more about caring for a new mother's perineal area after birth. It aims to improve your knowledge, practical skills, and how you think about your own learning.
Istanbul, ŞişliAges 18 years+ - NCT06910150Enrolling by invitation
Pain relief after knee surgery: electric stimulation study
This trial tests two types of mild electric stimulation (one with tiny needles, one without) applied to the thigh muscle to reduce pain in people who had ACL knee surgery in the last six weeks. The goal is to see if this can help you feel better and recover quicker.
Madrid, MadridAges 18–55 - NCT06895590Recruiting
Testing a new water-based blood pressure cuff
This trial tests a new, very accurate blood pressure cuff that uses water to get a better reading. It is for adults who already need a standard blood pressure cuff and an arterial line as part of their hospital care.
Boston, MassachusettsAges 18 years+ - NCT06882252Recruiting
Lean protein in preschoolers: effects on thinking and health
This study looks at whether adding lean protein (like pork) to your preschooler's meals can help with their thinking skills and overall health. It is a good fit if your child is between 2 and 5 and does not have certain health conditions or food restrictions.
Charlottesville, VirginiaAges 2–5 - NCT06794164Recruiting
Immediate skin-to-skin care for preterm babies at birth
This study tests if immediate skin-to-skin contact (holding your baby directly on your chest) right after birth helps preterm babies born between 26 and 32 weeks. Your baby might be placed on your skin while still in the delivery room, which could improve their breathing and temperature and help you bond.
Graz, StyriaAges birth–30 minutes - NCT06610838Recruiting
Long-term health effects of vaping nicotine
This study looks at how long-term e-cigarette use affects your health. Researchers will follow people who vape nicotine regularly to understand risks and benefits over time.
Madison, WisconsinAges 21 years+ - NCT06604403Recruiting
Massage for people on hemodialysis
This trial tests if massage therapy during dialysis sessions can improve comfort or well-being. It's for people who have been on hemodialysis for at least 6 months and can communicate easily.
Erzurum, YakutiyeAges 18 years+ - NCT06430086Recruiting
Walnuts for better sleep quality
This study tests whether eating walnuts every day can help improve sleep quality in people who currently have poor sleep. It is for healthy men and women (post-menopausal) with normal weight or mild overweight.
New York, New YorkAges 45–65 - NCT06421181Recruiting
Effects of Anesthesia on Heart and Blood Pressure
This study looks at how different anesthesia medicines affect your heart and blood pressure during open abdominal surgery. It may help doctors choose safer anesthesia for you.
Essen, North Rhine-WestphaliaAges 18 years+ - NCT06295783Recruiting
Study of questionnaires for radiation side effects in head and neck cancer
This study looks at how different questionnaires can better measure the side effects of radiation treatment for head and neck cancer. If you are a current or recent patient, your answers could help improve how doctors monitor and manage these side effects.
Houston, TexasAges 18 years+ - NCT06256406Recruiting
Comfort, kangaroo care, and music therapy for NICU newborns
This trial tests whether a comfortable environment, kangaroo care (skin-to-skin contact), and music therapy can help newborns in the neonatal intensive care unit (NICU). It aims to see if these gentle approaches improve their well-being.
Catania, SicilyAges birth–3 years - NCT05946109Recruiting
Exercise program for frail older adults over 70
This trial studies whether a structured exercise program can improve health and function in frail adults age 70 and older. It may help you build strength, energy, and mobility if you meet frailty and safety requirements.
Brussels, Brussels CapitalAges 70 years+ - NCT05931406Recruiting
Study to reduce sitting time at work for dispatch workers
This study tests how changing work movement—using tools like a sit-stand desk and a stationary bike—may improve health for emergency medical dispatchers and similar workers. It involves people who can give consent and are able to use the equipment at work.
Clermont-FerrandAges 18 years+ - NCT05825092RecruitingPhase 2
Early testosterone gel for people on breathing machines
This Phase 2 study tests whether starting testosterone gel soon after ICU admission can improve physical performance in critically ill adults who need a breathing machine for more than 48 hours. It’s also designed to check safety in this setting.
BordeauxAges 18–79 - NCT05811273Recruiting
Training program study for young male badminton players
This trial tests whether a physical readiness training program can improve how well badminton players are physically prepared. It focuses on young men who practice badminton regularly and don’t have recent injuries or major health problems.
Lahore, Punjab ProvinceAges 17–30 - NCT05358535RecruitingPhase 3
Testing two common anesthesia options during endoscopy
This trial compares two IV anesthesia medicines (propofol and etomidate) during endoscopic procedures. It may help your care team choose the safest, most effective anesthesia approach for patients who need anesthesia for endoscopy.
Dallas, TexasAges 18 years+
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Common questions
- Are there clinical trials for effectiveness?
- Yes. Clin2 currently lists 6,875 recruiting effectiveness 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 effectiveness 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 effectiveness 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.