Clinical trials
Effectiveness clinical trials
Below are recruiting effectiveness clinical trials, each written for real people, not researchers. We’re tracking 6,378 recruiting studies, each written for real people, not researchers, below.
Recruiting studies
- NCT07101172Enrolling by invitation
Stress ball for anxiety and pain during prostate biopsy
This study tests whether using a stress ball during a prostate biopsy can help reduce anxiety and pain. It may be an option if you are having your first biopsy and can squeeze a ball.
Çorum, MerkezAges 18 years+ - NCT07096388Recruiting
Cost comparison of iliac branch stents for aortic aneurysm
This study looks at whether using a special stent (called an iliac branch device) to repair a bulge in your lower aorta or iliac arteries is cost-effective. It compares this newer, less-invasive method to traditional open surgery.
Miano, ItalyAges 18 years+ - NCT07096336Recruiting
Vitamin D3 and brain waves in Parkinson's study
This study tests whether taking vitamin D3 can improve brain wave patterns in men with Parkinson's disease who have low vitamin D levels. It may help understand if vitamin D supports brain health.
Dhaka, ShahbagAges 51–70 - NCT07104058Recruiting
FAPI PET scan to predict relapse in IgG4-RD
This study tests whether a special PET scan (FAPI PET/CT) can detect tiny signs of disease activity (MRD) in people with stable IgG4-RD, and whether it helps predict who might relapse.
Beijing, Beijing MunicipalityAges 18–75 - NCT07095725Recruiting
Effect of Period Pain on Muscle Activity in Young Women
This trial studies how primary dysmenorrhea (period pain) affects muscle activity in young women aged 18-25. It may help understand why period pain happens and guide future treatments.
GizaAges 18–25 - NCT07101939RecruitingPhase 2
Studying a medicine to preserve muscle during weight loss
This trial tests a new medicine, (S)-pindolol benzoate, given along with semaglutide (Ozempic/Wegovy). The goal is to see if it helps people lose mostly fat instead of muscle while on a weight loss program.
BelgradeAges 18–75 - NCT07100106RecruitingPhase 1/Phase 2
Study of GDC-4198 alone or with giredestrant for advanced breast cancer
This trial tests a new treatment (GDC-4198) alone or with another drug (giredestrant) compared to a standard combination (abemaciclib and giredestrant) for people with advanced hormone receptor-positive, HER2-negative breast cancer that has progressed after previous treatments.
Huntsville, AlabamaAges 18 years+ - NCT07105111RecruitingPhase 4
Valbenazine for tardive dyskinesia after other treatment
This study tests if valbenazine helps adults with tardive dyskinesia whose symptoms continue even after taking or stopping another similar medication. Tardive dyskinesia involves uncontrollable movements from long-term use of certain mental health drugs.
Bryant, ArkansasAges 18 years+ - NCT07104955Recruiting
Study on software to improve team meetings
This trial tests a new software tool designed to help medical teams work together more effectively and safely during multi-disciplinary meetings. If you are part of a medical team that holds these meetings, your participation could help improve how decisions are made.
LondonAges Any age - NCT07102368Recruiting
Study of guselkumab for inflammatory bowel disease in Germany
This study tracks how well guselkumab (Tremfya) works in real-life for people with inflammatory bowel disease in Germany. If you are starting this treatment, researchers will watch your progress and ask you to fill out simple surveys about your symptoms.
BerlinAges 18 years+ - NCT05349955Recruiting
Primary care diabetes guideline program for older adults
This trial tests whether a diabetes treatment plan (based on published guidelines) delivered by primary care doctors in the community is safe and helpful for older adults. It focuses on people with type 2 diabetes who also have kidney problems and/or higher heart and blood-vessel risk.
Suzhou, JaingsuAges 65 years+ - NCT06069531Recruiting
Probiotic or White Pomegranate for Vaginal Health
This study tests whether taking a probiotic (Lactobacillus Johnsonii) or a white pomegranate extract can improve vaginal health in women with an imbalance in vaginal bacteria. It aims to find a natural way to support a healthy vaginal environment.
TaichungAges 20–45 - NCT06386588Recruiting
Sound during sleep for brain health in schizophrenia
This study tests if playing sounds during sleep can improve brain function in people with schizophrenia. You will be asked to do a finger tapping task while we measure your brain activity with MRI.
Charlestown, MassachusettsAges 18–45 - NCT06395272Recruiting
Can a device improve walking after a stroke?
This trial tests a device called SURA that stimulates feeling in the ankle after a stroke. It may help people who have foot drop or trouble lifting their foot while walking.
Barcelona, Vilafranca Del PenedésAges 18–85 - NCT06674356Recruiting
Chin tuck exercise for swallowing after stroke
This trial tests a simple neck exercise (chin tuck against resistance) to help people who have trouble swallowing after a recent stroke. The goal is to see if this exercise improves swallowing safety and strength.
TaipeiAges 18–100 - NCT06710405RecruitingPhase 4
Lidocaine for pain relief after children's chest surgery
This trial tests whether giving lidocaine during surgery can reduce pain and speed up recovery in children under 7 having chest surgery with a camera. If it works, it could mean less pain and a faster return to normal after the operation.
SeoulAges 6 months–7 years - NCT06956833Recruiting
Virtual reality learning: self-guided vs guided debriefing
This trial tests two ways of learning after a virtual reality simulation: one where you talk it through with a guide, and one where you do it on your own. It looks at how these different approaches help medical students learn and feel.
CopenhagenAges Any age - NCT06971627Recruiting
Remote monitoring for inflammatory bowel disease
This trial tests if regular video check-ins via phone or computer can help people with IBD stick to their medications and feel better emotionally. You would use a messaging app and video calls to stay in touch with your care team from home.
IstanbulAges 18 years+ - NCT06970288Recruiting
New faster MRI for breast cancer detection
This trial tests a new, faster MRI technique (called ultra-high b-value DWI) to see if it can find breast cancer as well as the standard MRI. It is for women who have a suspicious breast finding (BIRADS 4a), are high risk, have suspicious lymph nodes, or have dense breasts and need an MRI.
Cairo, AbbasiaAges 30–50 - NCT06964828Recruiting
Comparing two compression garments for lipedema
This study tests two types of compression garments to see which works better for people with lipedema (type III, early stages). If you already wear a class II circular-knitted garment, you may be able to compare two different styles.
Valencia, ValenciaAges 18–70 - NCT06969924Recruiting
How CRT works for adults with congenital heart disease
This study looks at how well cardiac resynchronization therapy (CRT) works for adults who were born with a heart defect. Researchers will review medical records to see if the therapy helps improve heart function.
Leiden, South HollandAges 18 years+ - NCT06964867Recruiting
Multimedia education to reduce anxiety from eye floaters
This trial tests whether watching short videos or using education materials can help reduce anxiety for people with vitreous floaters. It is a low-risk study that focuses on education, not medication or surgery.
Changzhou, JiangsuAges Any age - NCT07092618RecruitingPhase 2/Phase 3
Trial for keeping weight off after stopping GLP-1 meds
This study tests if other medicines (naltrexone, metformin, or rapamycin) can help people keep off weight they lost while taking GLP-1 drugs like Wegovy or Ozempic, after they stop taking them. It is for AgelessRx patients aged 40 to 85 who have lost at least 15 pounds on GLP-1s.
Chicago, IllinoisAges 40–85 - NCT07094035Recruiting
Green tea and probiotics for constipation-predominant IBS
This study tests whether a supplement containing green tea extract and probiotics can improve bowel function in people with irritable bowel syndrome (IBS) that mainly causes constipation. If you have chronic constipation and abdominal pain, this could help.
NaplesAges 18–70
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Common questions
- Are there clinical trials for effectiveness?
- Yes. Clin2 currently lists 6,378 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.