Clinical trials
Screening clinical trials
Below are recruiting screening clinical trials, each written for real people, not researchers. We’re tracking 954 recruiting studies, each written for real people, not researchers, below.
Recruiting studies
- NCT07208838Enrolling by invitation
Testing a new digital eye chart for vision in Bulgaria
This study checks if a new digital eye chart (DDIVAT) works as well as traditional paper charts for measuring distance vision. It includes Bulgarian-speaking adults and healthy volunteers.
PlovdivAges 18 years+ - NCT05125939Recruiting
Testing if one colonoscopy score can replace another
This study looks at whether a colonoscopy “detection score” for overall abnormal growths can stand in for a more specific screening score. It may help improve how screening quality is measured during colonoscopy.
North Hills, CaliforniaAges 50–80 - NCT07696793RecruitingPhase 4
Simethicone colonoscopy prep for cancer screening
This trial tests a colonoscopy preparation drink that contains simethicone (a gas-relief ingredient) to see if it works better than standard prep for people who are already scheduled for a screening colonoscopy after a positive stool test. It may help make the procedure more comfortable and effective.
Barcelona, BarcelonaAges 50–69 - NCT05784428Recruiting
Radiation “spot treatments” for a few metastatic or worsening spots
This trial compares giving stereotactic ablative radiotherapy as one larger treatment plan versus several smaller plans for people who have only a few cancer spots (or a few spots that are worsening). It may help control metastatic disease while aiming to protect surrounding healthy organs.
Kelowna, British ColumbiaAges 18 years+ - NCT06694363Recruiting
New test to guide treatment for APDS immune disorder
This study uses a new blood test to find and monitor people with APDS, a rare immune disease, who may be helped by the drug leniolisib. It aims to improve how doctors screen and track treatment response.
BordeauxAges 12 years+ - NCT05935124Recruiting
White light or narrow-band imaging for colon polyp detection
This trial compares two camera light styles during screening colonoscopy to see which one better finds polyps on the right side of the colon. If you’re having a routine screening and have no concerning symptoms, the results may help improve how doctors spot polyps early.
Sydney, New South WalesAges 18 years+ - NCT07081139Recruiting
Visual screening study for children with special needs
This study uses a video-based eye-tracking system to test how well children with special needs and typical preschoolers can see. It aims to find a friendly way to screen vision without asking children to read letters.
TaipeiAges birth–70 years - NCT06736106Recruiting
Spine surgery recovery markers study
This trial looks at how certain markers of bone and muscle health might predict complications after spinal surgery. It could help doctors better understand which patients are at risk and improve recovery.
BolognaAges 18 years+ - NCT06995157Recruiting
HPV infections and vaccine attitudes in Slovenian women
This observational study looks at HPV infections and women's views about the HPV vaccine in Slovenia. It aims to understand the characteristics of HPV infections and attitudes toward vaccination after the vaccine became available.
Ljubljana, Municipality of DomžaleAges Up to 35 years - NCT07134270Recruiting
Digestive bacteria and infection risk in hospitalized patients
This study looks at whether patients in the hospital who carry certain resistant bacteria in their gut are more likely to get infections. The goal is to understand the risk so doctors can better protect you.
Bucharest, BucharestAges 18 years+ - NCT07677917Enrolling by invitationPhase 1
Medicine to reduce restlessness after sinus surgery
This trial tests two inhaled medicines, dexmedetomidine and magnesium sulfate, to see which is better at preventing agitation and restlessness as patients wake up from functional endoscopic sinus surgery. It may help you recover more calmly.
CairoAges 21–50 - NCT06478394Recruiting
Blood test for hidden stomach cancer spread
This study tests a new blood test that uses machine learning to find hidden stomach cancer spread (peritoneal metastases) early. It could help people with locally advanced stomach cancer avoid unnecessary surgery.
Shijiazhuang, HebeiAges 18 years+ - NCT06474429Recruiting
Movement test for chronic low back pain recovery
This study tests whether a simple movement screening test can help physical therapists decide when someone with chronic lower back pain is ready to stop treatment. If you join, you will do a few basic movements to see how your back is doing.
Plano, TexasAges 18–49 - NCT06763432Recruiting
Colonoscopy readiness study
This study helps patients aged 45–75 at Codman Square Health Center get ready for a colonoscopy to screen for colon cancer. It aims to make the process easier and more comfortable.
Boston, MassachusettsAges 45–75 - NCT06774300Recruiting
Video-based alcohol help for college students
This study tests whether a brief alcohol check-in and advice session, done over video call, works well for college students. It aims to help students who binge drink and want to cut down or avoid more drinking-related problems.
Houston, TexasAges 18–26 - NCT07446374Recruiting
Maternal support services for new mothers
This study offers community-based support services for people who are pregnant or have recently given birth and receive care at Women and Infants Hospital. It aims to help mothers and their families during the perinatal period.
Pawtucket, Rhode IslandAges Any age - NCT07425405Recruiting
Screen time and surgery anxiety in young children
This study looks at how daily screen time affects anxiety in children aged 2 to 5 years before a planned surgery. It aims to find if more screen time is linked to more anxiety, which could help prepare children better for surgery.
Istanbul, küçükçekmeceAges 2–5 - NCT07393906Recruiting
Eat right, screen right for colorectal cancer prevention
This study looks at how healthy eating and regular screening can help prevent colorectal cancer. You may join if you are an adult who can use a computer or mobile device.
Gainesville, FloridaAges 18 years+ - NCT07374913Recruiting
Study of COL4A1 and COL4A2 gene mutations
This study looks at people with a mutation in the COL4A1 or COL4A2 genes, which can cause problems in small blood vessels throughout the body. It aims to learn more about the condition and may also include family members who carry the mutation or who can serve as healthy controls.
Florence, FIAges Any age - NCT07361614Recruiting
Colorectal cancer education program
This study tests a program to help people learn about colorectal cancer screening. If you are 45 to 75 and due for screening, you may be able to join.
New York, New YorkAges 45–75 - NCT06788028Recruiting
Mental health support for children in Azerbaijan
This trial tests a program to help children ages 7 to 14 who may be at risk for emotional or behavioral problems. It aims to see if providing support to both the child and their parent can improve their mental health.
Baku, AzerbaijanAges 7–14 - NCT06792188Recruiting
Using a smartwatch to predict sleep apnea
This trial tests if a smartwatch can help predict sleep apnea in people who have symptoms like snoring or daytime sleepiness. It may offer a simpler way to identify the condition.
SeoulAges 22–85 - NCT06506344Recruiting
Suicide prevention screening for people leaving jail
This study looks at a new way to connect people leaving jail with suicide prevention services. It tests whether better coordination between health systems and jails can help reduce suicide risk.
Detroit, MichiganAges 18 years+ - NCT07278752Enrolling by invitation
Social media and emotions in teens study
This study looks at how social media affects teenagers' emotions and daily experiences. Participants will use a smartphone app to track their feelings and social media use over time.
Dallas, TexasAges 13–18
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Common questions
- Are there clinical trials for screening?
- Yes. Clin2 currently lists 954 recruiting screening 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 screening 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 screening 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.