Clinical trials
Interventional clinical trials
Below are recruiting interventional clinical trials, each written for real people, not researchers. We’re tracking 4,727 recruiting studies, each written for real people, not researchers, below.
Recruiting studies
- NCT03621566Recruiting
Sleep apnea registry for adults with non-obstructive events
This study builds a registry to learn more about sleep apnea patterns, especially cases where most breathing events are not caused by blocked airway tissue. You may be able to join if you’re an adult with a specific sleep test result.
AalstAges 18 years+ - NCT03649503Recruiting
Parkinsonian disorders registry in China
This study is a real-world registry that collects information from people living with Parkinsonian disorders in China. It may help researchers better understand how these conditions affect patients day to day.
Shanghai, Shanghai MunicipalityAges Any age - NCT03670524Recruiting
HEAL Green Heart study for healthy community living
This study looks at health effects of changes in the local environment and community actions in Louisville. You may be able to join if you live in the right area and meet basic safety and health requirements.
Louisville, KentuckyAges 30–70 - NCT03671629Recruiting
Pharmacist visits to help prevent hospital readmissions
This trial tests whether adding regular check-ins with a clinical pharmacist can reduce repeat hospital visits after an urgent hospital stay for older adults. It may help by reviewing medicines and supporting safer use at home.
UmeåAges 75 years+ - NCT03674788Recruiting
Heart valve patients getting a catheter procedure
This is a registry that follows people who are having a catheter-based treatment for a heart valve problem. It helps doctors understand how these procedures work in real life and may improve future care.
LeuvenAges Any age - NCT03687151Recruiting
Cancer registry for people living in a specific French region
This study helps build a population-wide cancer observatory (a real-world cancer record) for people in a specific region of France. It may help researchers better understand cancer patterns and needs in the area.
NiceAges Any age - NCT03692598Recruiting
Transcatheter repair for leaky tricuspid valve during heart surgery
This trial studies a catheter-based repair to help fix a leaky tricuspid valve (regurgitation), especially when you’re also having another heart surgery. It aims to improve valve function and symptoms while tracking safety and outcomes.
AarhusAges 18–85 - NCT03711110Recruiting
Heart-protection plan for older people with certain cancers
This trial looks at strategies to help prevent heart and blood-vessel problems in people over 65 who have certain cancers. It may help by monitoring and treating heart risks early to lower the chance of future cardiovascular events.
Santiago de Compostela, A CoruñaAges 65 years+ - NCT03788512Recruiting
Registry study for recent stroke/TIA with heart artery disease
This study enrolls people who recently had an ischemic stroke or a TIA (a “mini-stroke”) and also have evidence of narrowed heart arteries. It collects information to better understand how brain and heart artery disease occur together and may guide future care.
Beijing, BJAges 18–85 - NCT03794362Recruiting
Testing how pain medicines change pupils in children
This study looks at how different pain treatments affect a child’s pupils (the dark center of the eye). It may help doctors better understand which pain medicines are working and how to measure pain treatment effects more accurately.
Washington D.C., District of ColumbiaAges 7–21 - NCT03795662Recruiting
Surviving Pneumonia
This trial studies treatment for pneumonia by enrolling people who have pneumonia signs on a chest X-ray plus typical symptoms like fever, cough, trouble breathing, or chest pain. It may help doctors test approaches for better outcomes after pneumonia.
HillerødAges 18 years+ - NCT03799653Recruiting
Nurse health study for public hospital nurses in Xiamen
This study asks public hospital nurses in Xiamen to share health information over time. It may help researchers understand nurses’ well-being and work-related health needs, so better support can be developed.
Xiamen, FujianAges 20 years+ - NCT03813862Recruiting
Study tracking medicines from clinic records
This is an observational study that collects information about what medicines patients receive. It uses data already recorded in participating clinics’ computer health records to better understand medication use over time.
Durham, North CarolinaAges birth+ - NCT03819933Recruiting
Family counseling support for very early preterm birth
This trial studies a better way to provide counseling to families when a baby is expected to be born very early (between about 22 and 25 weeks). It may help you and your partner feel more prepared for the NICU and what to expect next.
Boston, MassachusettsAges 18–99 - NCT03824145Recruiting
Lifestyle coaching for women with metastatic breast cancer
This study tests a structured lifestyle program (diet and physical activity guidance) for women with metastatic breast cancer. It may help improve well-being and health behaviors, especially if you haven’t been following the recommended nutrition and activity guidelines.
Maywood, IllinoisAges 18 years+ - NCT03830879Recruiting
Pregnancy and child health follow-up study in Shenzhen
This study enrolls pregnant people early in pregnancy and follows their babies’ health through age 7. It may help researchers understand health and development patterns in Shenzhen families and improve future child health care.
Shenzhen, GuangdongAges 15–49 - NCT03845036Recruiting
Diet and exercise study for leg circulation problems
This study looks at how diet changes and an exercise program may improve walking and leg symptoms in people with peripheral artery disease (PAD). You may be eligible if you have a history of claudication (leg pain with walking) and tests or treatment history show PAD.
Oklahoma City, OklahomaAges 40 years+ - NCT03846375Recruiting
Therapy trial for self-harm and suicidal thoughts
This study looks at emotional regulation during and alongside standard outpatient dialectical behavior therapy (DBT) for people who have self-harmed or had suicidal thoughts. It may help the team understand which emotions or patterns change with treatment.
BergenAges 18–65 - NCT03851523Recruiting
Tracking memory changes in people with early Alzheimer’s symptoms
This study follows people over time to better understand how memory and thinking complaints progress in early Alzheimer’s disease (from “subjective cognitive decline” to mild cognitive problems). It may help researchers understand who is likely to decline and how symptoms change, which could support future treatments.
Barcelona, CataloniaAges 45 years+ - NCT03862677Recruiting
Testing immune markers to predict outcomes in ovarian cancer
This study looks at immune-related markers in people with ovarian cancer to see if they can help predict prognosis (how the cancer may behave). If you qualify, your doctors may use your immune test results alongside other standard treatments like surgery, chemotherapy, and/or immunotherapy.
LeidenAges 18 years+ - NCT03894254Recruiting
Study of factors linked to memory and independence decline
This study looks for what predicts loss of day-to-day independence in people with memory problems. It aims to better understand early warning signs so care can be planned sooner.
Caluire-et-CuireAges 18 years+ - NCT03900221Recruiting
Pregnancy monitoring registry for multiple sclerosis in France
This study follows people who are pregnant and have multiple sclerosis (or related conditions) to better understand what happens during pregnancy. It does not appear to test a new treatment; it mainly collects health and pregnancy information.
AmiensAges Any age - NCT03913819Recruiting
Standard treatment for bladder problems caused by substance abuse
This trial tests how well a set “standard” treatment plan works for people with bladder emptying problems caused by substance abuse. You might consider it if you have this specific type of bladder issue and can follow the treatment plan.
ShatinAges Any age - NCT03928509Recruiting
Study of people in Quebec who had COVID-19 in early 2021
This is a study for adults in Quebec who were diagnosed with COVID-19 between November 2020 and May 2021. It aims to learn more about people’s experiences and outcomes after COVID-19, which could help improve future care.
Sherbrooke, QuebecAges Any age
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Common questions
- Are there clinical trials for interventional?
- Yes. Clin2 currently lists 4,727 recruiting interventional 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 interventional 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 interventional 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.