Clinical trials
Effectiveness clinical trials
Below are recruiting effectiveness clinical trials, each written for real people, not researchers. We’re tracking 6,374 recruiting studies, each written for real people, not researchers, below.
Recruiting studies
- NCT06378645RecruitingPhase 4
Propofol vs. sevoflurane for erections during urologic surgery
This study compares two common anesthesia drugs, propofol and sevoflurane, to see which one helps prevent unwanted erections during urologic surgery. It is designed for people having transurethral procedures (like for an enlarged prostate or bladder tumor) who have at least mild erectile function.
ZurichAges 18–75 - NCT06009874Recruiting
SGLT2 inhibitor early after heart attack to protect the heart
This study tests whether giving an SGLT2 inhibitor (a diabetes medicine that may also protect the heart) early after a heart attack can help shield the heart from damage. It is for people having a first-time STEMI heart attack who have adequate kidney function and stable blood pressure.
Shibīn al Kawm, MenofiaAges 18–80 - NCT04825522RecruitingPhase 4
Vancomycin powder during spine surgery to prevent infection
This trial studies whether placing antibiotic powder (vancomycin) directly in the surgical wound during spine surgery can lower the chance of infection. It may help patients by reducing wound infections after surgery, but it also depends on your surgery details and follow-up timeline.
Windsor, OntarioAges 18 years+ - NCT05633940Recruiting
Behavioral health support added to Swedish primary care
This study tests whether adding behavioral health support within regular primary care can better help adults with mental health concerns. It may help by offering extra counseling or treatment alongside usual clinic care.
Linköping, Östergötland CountyAges 18 years+ - NCT05878912Recruiting
Obesity and weight loss in certain heart failure patients
This study looks at how higher body weight and weight loss affect people who have heart failure with preserved pumping strength. It uses heart scans to measure how the heart and body change, which may help guide future treatment plans.
OxfordAges 18–85 - NCT05882188Recruiting
Test which tubal scan is more cost-effective
This study compares two ways to check whether the fallopian tubes are open during a fertility work-up. It looks at which test is more cost-effective, and it may help guide which option you use.
AmsterdamAges 18–42 - NCT06384794Recruiting
ZyMōt sperm selection and its effect on embryo chromosome health
This study tests whether a sperm selection method called ZyMōt can help improve the chromosome health (ploidy) of embryos in couples who are already doing ICSI and PGT-A. It focuses on women over 37 and uses a fresh semen sample.
MadridAges 18 years+ - NCT06379009Recruiting
Home exercise program for kidney transplant recipients
This trial tests a home-based exercise program for people who have recently had a kidney transplant. It aims to help you improve your physical function and recovery after surgery.
OsloAges 18 years+ - NCT03685890RecruitingPhase 1/Phase 2
Testing nivolumab for melanoma spread to the limb skin
This trial studies nivolumab, an immune medicine, for melanoma that has spread to the skin along a limb (called in-transit metastases). It’s given after a procedure that delivers higher treatment levels to the affected limb, with the goal of shrinking the melanoma and improving outcomes.
AmsterdamAges 18 years+ - NCT06379919Recruiting
Wound cleaning study for shoulder replacement surgery
This study compares different ways of cleaning the wound during shoulder replacement surgery to see which is more effective at preventing infection. It may help you if you are planning to have a total shoulder replacement.
Orange, CaliforniaAges 18 years+ - NCT06390696Recruiting
Sand play for eczema: a biodiversity study
This study looks at whether playing in sand with different types of natural materials (to increase your contact with harmless microbes) can improve eczema symptoms. You would stop using your usual eczema creams during the trial to see if the sand play alone helps.
Helsinki, UusimaaAges 2–5 - NCT06394284RecruitingPhase 3
MDMA therapy for PTSD in male Israeli veterans
This study tests whether MDMA (the drug in Ecstasy) can help male Israeli veterans with PTSD feel better, especially if their symptoms are related to moral injury. It involves therapy sessions and monitoring to see how the drug affects your brain and emotions.
JerusalemAges Any age - NCT06395298Recruiting
Mouth care therapy for premature babies' feeding
This study tests a gentle mouth care routine called PIOMI to help very premature babies (born at 29–30 weeks) learn to feed by mouth. It’s for babies who need a feeding tube but are otherwise stable.
Barcelona, CataloniaAges 7 months–7 months - NCT06401083RecruitingPhase 4
Extra caffeine dose before removing breathing tube in preemies
This study tests if giving an extra dose of caffeine (a medicine that helps premature babies breathe) right before removing the breathing tube can make the transition easier. It is for very premature babies who have been on a ventilator for at least two days and are ready for their first try at breathing on their own.
BudapestAges Any age - NCT03914378Recruiting
Study how radiation and cisplatin affect hearing in head and neck cancer
This study looks at how radiotherapy, and possibly cisplatin chemotherapy, affect hearing in people treated for head and neck cancer. It may help doctors better predict hearing side effects and plan hearing monitoring or prevention.
ManchesterAges 18 years+ - NCT05559463Recruiting
Anti-inflammatory diet for knee arthritis pain relief
This trial studies whether an anti-inflammatory eating plan (the “ITIS diet”) can improve symptoms in people with knee osteoarthritis. It is meant to see if changing what you eat can help reduce pain and improve function.
La Jolla, CaliforniaAges 18 years+ - NCT06226168Recruiting
Hypoxia exercise for bone health in premenopausal women
This study looks at how an exercise program done in low-oxygen (hypoxia) conditions affects bone health and metabolism in premenopausal women. It could help if you're interested in improving your bone density naturally.
KrakowAges 50–59 - NCT06405776Recruiting
Lidocaine for pain and survival after bowel surgery in older adults
This study tests whether a drug called lidocaine, given during surgery, can help control pain after colon or rectal surgery and possibly improve long-term survival in older adults. The goal is to see if lidocaine offers better pain relief and recovery compared to standard care.
SichuanAges 60 years+ - NCT04968509RecruitingPhase 3
PCSK9 shots for calcified aortic valve narrowing
This study tests whether adding PCSK9 inhibitor injections (to statin treatment) can slow or improve calcific aortic valve stenosis, a condition where the heart’s aortic valve becomes stiff and narrowed. It’s aimed at adults with mild-to-moderate disease or certain people with severe disease but no symptoms.
Beijing, Beijing MunicipalityAges 18 years+ - NCT06355206Recruiting
Recurrent acute pancreatitis study and treatment
This trial follows the natural course of recurrent acute pancreatitis and tests how well treatments work for it.
Shanghai, Shanghai MunicipalityAges Any age - NCT06407271Recruiting
Implant crown shape and gum health study
This study tests whether the shape of the implant crown (the part above the gum) affects the health of the gum and bone around a single front tooth implant. It's for people with a missing upper front tooth, healthy gums, and thick gum tissue.
Budapest, Pest CountyAges 18 years+ - NCT06109454Recruiting
Huaier granules after lung cancer surgery
This study tests whether Huaier granules can help prevent lung cancer from coming back after surgery. It is for people with stage II–IIIA non-small cell lung cancer who have recently had their tumor completely removed and have not had other treatments like chemotherapy or radiation.
Shenyang, LiaoningAges 18–75 - NCT06409923RecruitingPhase 1
Comparing Herbst vs Invisalign for jaw alignment in teens
This trial compares two different braces (a Herbst appliance and Invisalign MA) to see which works better for teenagers whose upper jaw is too far forward. It's for kids who are still growing and have a specific type of overbite.
AnderlechtAges Up to 15 years - NCT06122805Recruiting
Electric vs. Manual Toothbrush for Kids with Cleft Lip/Palate
This study compares a special dual-light electric toothbrush to a regular manual toothbrush for kids and teens with cleft lip or palate who wear braces. The goal is to see which brush keeps teeth cleaner and gums healthier during orthodontic treatment and after oral surgery.
Los Angeles, CaliforniaAges 6–20
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Common questions
- Are there clinical trials for effectiveness?
- Yes. Clin2 currently lists 6,374 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.