Clinical trials
Intervention clinical trials
Below are recruiting intervention 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
- NCT04163081Recruiting
Help to quit smoking started from the emergency department
This study tests a program to help people who smoke quit, beginning when they are seen in the emergency department. It aims to see if starting nicotine-cessation support right away improves quitting over the next year.
Ottawa, OntarioAges 18 years+ - NCT04164940Recruiting
Tracking how hospital care affects alcohol risk in older adults
This study looks at how adults aged 21+ change over time after being admitted to the hospital for alcohol-related problems. It may help researchers understand which hospital approaches work best for reducing future alcohol-related harm—especially for people who have not had alcohol or drug use disorders before.
StavangerAges 21 years+ - NCT04173416Recruiting
Support program for young adults in opioid recovery
This study tests a structured recovery support program for adults age 18–28 who have opioid use disorder. It may help by adding extra involvement and support while you receive common long-acting opioid treatment from a medical clinic.
Baltimore, MarylandAges 18–28 - NCT04178408Recruiting
IBD family and neighborhood health registry study
This study builds a health registry for people with inflammatory bowel disease (IBD) and compares them with healthy family and neighborhood controls. It may help researchers better understand IBD in sub-Saharan African communities.
HarareAges Any age - NCT04178434Recruiting
Online therapy for stress and anxiety after heart pain without blockages
This trial studies whether an internet-based therapy program can reduce stress and anxiety in people who may have heart-related conditions like MINOCA or takotsubo syndrome, but without significant coronary artery blockages. If you fit the mood and heart criteria, the program may help you feel calmer and improve day-to-day wellbeing.
StockholmAges 35–79 - NCT04179370Recruiting
Vitamin D and health in British African-Caribbean women
This study looks at vitamin D levels and how they relate to overall health in British African-Caribbean women. It may help researchers understand whether vitamin D support or lifestyle changes could benefit this group.
GuildfordAges 18 years+ - NCT04192422Recruiting
DiGEST newborn study follow-up for enrolled mother-baby pairs
This study looks at newborns and their mothers who were already enrolled in the DiGEST trial and agreed to take part. If you’re part of that earlier DiGEST trial, this may be a next step for your care team to collect more information.
Cambridge, CambridgeAges Any age - NCT04194996Recruiting
Study of surgery for crooked or bent neck alignment
This study looks at how well planned surgery corrects neck (cervical) deformities and how the results change over time. It mainly involves standard pre- and follow-up imaging and study questionnaires to compare clinical and X-ray outcomes.
La Jolla, CaliforniaAges 18 years+ - NCT04197258Recruiting
Peer support after stroke for people going home from rehab
This study tests whether a personal “peer” supporter can help you after discharge home following a stroke. It’s meant to improve how stroke patients cope and to understand what support works best.
Saint-Genis-LavalAges 18 years+ - NCT04198792Recruiting
Finding outcomes after ECMO for heart-related emergencies
This study looks at what helps determine survival and better brain function after people are treated with ECMO, a heart-lung support machine. It may help doctors understand who is most likely to do well after this kind of emergency treatment.
GothenburgAges 16 years+ - NCT04211181Recruiting
Prevent blood clots in hospitalized teens and adults
This study looks at a prevention plan to reduce the risk of hospital-acquired blood clots. It may help people who are expected to stay in the hospital for several days but do not already have a clot.
Beijing, Beijing MunicipalityAges 14 years+ - NCT04212455Recruiting
Study of blood tests linked to high blood pressure
This study looks at whether certain blood markers can help explain or predict high blood pressure in adults. It may help researchers understand hypertension better, which could support future prevention or treatment.
Guangzhou, GuangdongAges 18 years+ - NCT04228211Recruiting
Research study for people newly diagnosed with prostate cancer
This study follows people with newly diagnosed prostate cancer to understand care decisions and outcomes over the long term. It uses routine medical information and asks you to complete questionnaires, which may help improve future treatment and support.
Nieuwegein, UtrechtAges 18 years+ - NCT04230447Recruiting
Study of brain confusion in sepsis patients
This study builds a group of adults with sepsis who develop sudden brain problems, like delirium or coma. It aims to better understand how often this happens and how it may be recognized in hospital, which could help future care.
Beijing, Beijing MunicipalityAges 18–89 - NCT04234971RecruitingPhase 4
Compare costs of bone grafting for cleft jaw repair
This study looks at whether alveolar bone graft surgery is cost-effective for people with cleft lip and palate. It may help clinics choose the most practical approach for the best outcomes while managing overall costs.
Houston, TexasAges 6–15 - NCT04242069Recruiting
Lifestyle coaching for overweight women trying to conceive
This trial tests a lifestyle program (using a smartphone) to help overweight women improve health before pregnancy while trying to conceive within the next year. It may help you and your partner build healthy habits before pregnancy.
Québec, QuebecAges 18–40 - NCT04244721Recruiting
Parent training program for children with autism
This trial tests whether a parent-led program (with PACT) can improve autism-related symptoms in children. It focuses on giving parents structured support, and it compares outcomes after families complete the program.
BronAges 1.5 years–3 years - NCT04250454Recruiting
Early treatment for babies at risk of cerebral palsy
This trial looks at an early intervention for very young babies who show signs they may develop cerebral palsy. The goal is to improve development as early as possible, especially in babies with concerning brain scan findings or movement patterns.
Charlottenlund, København CityAges 2 months–5 months - NCT04287192Recruiting
English phone and tablet support for going home
This trial tests a digital program that helps patients make a smoother, safer transition from hospital to home. It may help with understanding next steps after discharge and coordinating care after you leave the hospital.
Toronto, OntarioAges 60 years+ - NCT04310644Recruiting
Study of nerve and connective-tissue symptoms in EDS and autonomic issues
This study collects information about how the body’s automatic nerves (autonomic nerves) affect symptoms like fast heart rate on standing, fatigue, and related conditions in people with Ehlers-Danlos syndrome. It also enrolls healthy volunteers to compare results, which may help doctors understand these conditions better and improve care.
Aachen, North Rhine-WestphaliaAges 18–80 - NCT04321512Recruiting
Blood test study for people with heart or stroke problems
This study looks at a type of white blood cell (monocytes) in blood to understand differences in people with certain heart attacks, stable heart disease, or ischemic stroke. It may help researchers learn why these conditions happen and how the immune system may be involved.
Farmington, ConnecticutAges 18 years+ - NCT04356209RecruitingPhase 2
Pravastatin for severe radiation breast scar tissue, with e-reports
This trial tests whether pravastatin can improve severe radiation-related breast scarring and breast-related quality of life. It also studies whether using an electronic patient questionnaire (e-PRO) helps patients’ outcomes and support during treatment.
MontpellierAges 18 years+ - NCT04359836Recruiting
Study of gut bacteria in early COVID-19
This trial studies how gut bacteria (“gut flora”) may affect COVID-19 after a recent infection. If you test positive for COVID-19 soon enough, the study may help researchers understand why some people get better faster or have different symptoms.
Ventura, CaliforniaAges 18 years+ - NCT04367246Recruiting
TP53 (Li-Fraumeni) family biobank and sample study
This study collects and stores health information and biological samples from people who have a known TP53 change (Li-Fraumeni syndrome) and from close family members. The goal is to help researchers learn more about risks and future treatments for this genetic condition.
Philadelphia, PennsylvaniaAges Any age
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Common questions
- Are there clinical trials for intervention?
- Yes. Clin2 currently lists 4,727 recruiting intervention 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 intervention 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 intervention 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.