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
- NCT05758532RecruitingPhase 4
Modified measles vaccine schedule to help prevent allergies in babies
This study tests whether changing the measles vaccine timing in 6-month-old children can reduce allergy risk and also help protect against unrelated infections. If your child is already up to date with routine vaccines, they may be eligible for a modified measles (MMR) schedule used in the trial.
GenevaAges 6 months–6 months - NCT05630443Recruiting
Prone position after major abdominal cancer surgery
This study looks at whether placing you in a face-down (prone) position after major abdominal cancer surgery can improve recovery. You may be offered this positioning approach after your operation if it’s safe for you.
GothenburgAges Any age - NCT05300893Recruiting
Night splinting after a minimally invasive hand release
This trial checks whether wearing a night splint after a specific procedure for Dupuytren’s contracture helps keep your fingers straighter. It’s meant to reduce the chance of the hand contracting again during recovery.
Falun, Dalarna CountyAges 18 years+ - NCT07846254Recruiting
Daily fiber supplement for a healthy gut
This study tests whether a daily soluble fiber supplement can improve the balance of bacteria in your gut. If you are generally healthy and have normal bowel habits, you may be able to join and help researchers learn more about gut health.
Addison, IllinoisAges 18–60 - NCT07846371Recruiting
Dietary supplement to lower PFAS levels in firefighters
This trial tests whether a daily dietary supplement can reduce levels of PFAS chemicals in the blood. If you are a male firefighter with past exposure to PFAS, this study might help you lower these chemicals.
Chicago, IllinoisAges 18 years+ - NCT07844967RecruitingPhase 1
How the liver affects a new medicine
This study tests a new medicine for people with mild or moderate liver problems to see how the liver affects the drug in the body. It also includes people with normal liver function for comparison.
Hefei, AnhuiAges 18 years+ - NCT06441110RecruitingPhase 3
BCG instillation for medium- to high-risk bladder cancer
This trial tests whether a specific schedule of BCG (a weakened germ that boosts the immune system) placed directly into the bladder is safe and effective for medium- to high-risk bladder cancer that hasn't grown into the muscle. It aims to see if adjusting the standard BCG course can work better for people with a PD-L1-positive tumor.
Fuzhou, FujianAges 18–75 - NCT05839314RecruitingPhase 4
Huaier granules for idiopathic membranous nephropathy with PLA2R
This trial studies whether Huaier granules can improve kidney disease activity in people with “idiopathic membranous nephropathy” who test positive for PLA2R antibodies and are still not in remission. Participants will also have been on standard blood-pressure/kidney-protecting treatment (called RASI) for at least 4 weeks.
Beijing, Beijing MunicipalityAges 18–75 - NCT07842926Recruiting
Radiofrequency heat therapy for leg stiffness in Parkinson's disease
This study tests a therapy called capacitive-resistive radiofrequency (a type of heat treatment) to see if it helps reduce stiffness in the legs of people with Parkinson's disease. You may receive this therapy during a session, and we will measure how it affects your movement and walking.
Zaragoza, ZaragozaAges 55–90 - NCT07847684Recruiting
Hourly stair climbing for adults with prediabetes
This study tests whether short bursts of stair climbing every hour can improve blood sugar and blood vessel health in adults with prediabetes. If you join, you'll complete three different activity schedules to see which helps most.
St Louis, MissouriAges 18–69 - NCT07844395Recruiting
Stress ball for pain and anxiety during breast biopsy
This study tests whether squeezing a small ball (stress ball) during a breast biopsy can help reduce pain, anxiety, and changes in heart rate and blood pressure. If you are having your first breast biopsy, you may be able to participate and help learn if this simple technique improves comfort.
KayseriAges 18 years+ - NCT07847294Recruiting
Online lifestyle program for type 2 diabetes
This study tests an online lifestyle program that helps people with type 2 diabetes build healthier daily routines. It is done over video calls and online questionnaires, so you can join from home.
AnkaraAges 18–74 - NCT07845123Recruiting
Coloring mandalas to reduce anxiety in hospitalized children
This study tests if coloring mandalas (circular patterns) can help children feel less anxious and have a better view of nurses while in the hospital. It involves a short daily coloring activity for three days.
Kilis, CentralAges 8–11 - NCT07845136Recruiting
Riddles to reduce pain and fear during child cast placement
This study tests whether solving riddles during cast placement helps children feel less pain, fear, and anxiety. It is a simple, non-drug approach that may make the experience more comfortable for your child.
Kilis, CentralAges 6–12 - NCT07843277Recruiting
Improving sepsis care in Indonesian emergency rooms
This study tests whether a special medical chart helps doctors spot sepsis earlier and reduce deaths in Indonesian hospitals. If you or your loved one are diagnosed with sepsis in the emergency department, this could improve care and outcomes.
Jakarta Pusat, DKI JakartaAges 18 years+ - NCT07848126Recruiting
Foam rolling after knee replacement surgery
This study tests whether using a foam roller after knee replacement surgery helps reduce pain and improve movement. If you are having your first knee replacement, this may help you recover faster.
Izmir, BalçovaAges 40 years+ - NCT07847073RecruitingPhase 4
Comparing eye drops for glaucoma and their effect on the optic nerve
This trial tests two eye drops—Rhopressa (netarsudil) and timolol—at lowering eye pressure in people with open-angle glaucoma. The study uses a special camera to see if treatment helps protect the nerve cells in the back of the eye.
Bloomington, IndianaAges 18 years+ - NCT07846007Recruiting
Ultrasound brain stimulation for Parkinson's disease
This study tests a non-invasive ultrasound treatment that gently stimulates a small part of the brain to see if it can improve Parkinson's symptoms like movement and stiffness. It may be an option for people who have not had brain surgery yet.
Toronto, OntarioAges 18–90 - NCT07845838Recruiting
Exercise training for knee osteoarthritis
This trial tests whether a structured exercise program can reduce oxidative stress in people with knee osteoarthritis, potentially helping to manage symptoms and improve joint health.
Capelle aan den IJsselAges 18 years+ - NCT05780905RecruitingPhase 4
Semaglutide study for brain blood flow in type 2 diabetes
This trial tests whether semaglutide changes blood flow in the brain and the brain’s “barrier” (how well the brain is protected) in people with type 2 diabetes. It may help researchers understand brain-related effects of diabetes treatment using scans and blood tests.
Seattle, WashingtonAges 40–65 - NCT06446232Recruiting
Flu vaccine effectiveness in young children
This trial studies how well the flu vaccine works in young children in Taiwan. To join, your child must have a positive flu test and a known vaccination record.
TaipeiAges 6 months–18 years - NCT06393101RecruitingPhase 1
High-CBD cannabis extract for complex regional pain syndrome treatment
This study tests a high-CBD cannabis extract (BRC-002) to see if it can help reduce pain and improve health in people with Complex Regional Pain Syndrome (CRPS). Participants will not use opioids or other cannabis during the study.
La Jolla, CaliforniaAges 21–75 - NCT06449833RecruitingPhase 4
Henagliflozin for liver fat in diabetes and fatty liver
This study tests whether a medicine called henagliflozin can help reduce fat in the liver for people with type 2 diabetes and non-alcoholic fatty liver disease. It may help improve liver health and blood sugar control at the same time.
Guangzhou, GuangdongAges 18–75 - NCT06451432Recruiting
Laparoscopic vs. open hernia repair in children
This trial compares two ways to repair a hernia in children: laparoscopic surgery (using a small camera) and open surgery (a traditional cut). It aims to see which is more effective and cost-effective.
Veldhoven, North BrabantAges birth–16 years
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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.