Clinical trials
Function clinical trials
Below are recruiting function clinical trials, each written for real people, not researchers. We’re tracking 2,557 recruiting studies, each written for real people, not researchers, below.
Recruiting studies
- 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 - NCT06724679Recruiting
Virtual reality for chronic back pain treatment
This trial tests if using a virtual reality (VR) headset can help people with long-term lower back pain during a spine rehabilitation program. It will see if VR is a practical and helpful addition to the program.
AngersAges 18–65 - NCT05122078Recruiting
Test pain treatment guided by a heart-based index after bowel surgery
This trial studies whether using a monitor-based pain number (called the ANI) to guide pain medicine can improve bowel function after laparoscopic surgery for colorectal cancer. It may help reduce constipation or slow gut recovery by matching pain treatment to your body’s signals.
SeoulAges 19 years+ - NCT05728281Recruiting
See how time after hysterectomy affects sexual function
This study looks at how sexual well-being changes over time after a hysterectomy (removal of the uterus). It may help doctors better understand what to expect and how to support recovery related to sexual function.
AngersAges 18 years+ - NCT07081269Recruiting
Fitness and thinking skills in Alzheimer's risk
This study looks at how physical fitness relates to thinking skills (like planning and focus) in people who may be at risk for Alzheimer's. You would do some simple fitness tests and thinking tasks to help researchers understand if staying fit can protect your brain.
TaipeiAges 50–70 - NCT07703007Enrolling by invitation
Clear aligners for growing kids with mild underbite
This study tests whether clear aligners can fix a mild underbite in growing children aged 8 to 11. It compares how well the aligners move teeth and jaws compared to other treatments.
Al Mansurah, Dakahlia GovernorateAges 8–11 - NCT06483074RecruitingPhase 2
Empagliflozin to preserve kidney function in new peritoneal dialysis patients
This trial tests whether empagliflozin, a medication originally for diabetes, can help protect the remaining kidney function in people who have just started peritoneal dialysis. If you started dialysis within the last 3 months and still make some urine, this study may be a good fit.
Hong KongAges 18–75 - NCT07482930Recruiting
Nerve stimulation and breathing test study in healthy adults
This study tests if a gentle nerve stimulation device placed on the ear can change how you breathe during a lung function test. It is only for healthy volunteers aged 18–40 who have no heart, lung, nerve, or mental health conditions.
SinopAges 18–40 - NCT07128602Recruiting
Brain stimulation to help quadriceps after ACL surgery
This study tests whether a gentle, non-invasive brain stimulation can improve thigh muscle function in women recovering from ACL reconstruction. If you are between 2 and 6 months post-surgery, you may be able to join.
Glenside, PennsylvaniaAges 18–35 - NCT07130513Recruiting
Can krill oil help muscle function in long-term conditions?
This study is testing whether taking krill oil supplements can help improve muscle strength and function in adults with long-term health conditions like diabetes, arthritis, or heart disease.
Glasgow, LanarkshireAges 18 years+ - NCT06985394Recruiting
Blood vessel health and stress in emergency responders
This study looks at how shift work affects blood vessel function and oxidative stress in emergency medical responders. It may help understand why first responders have higher risk for heart problems.
Newark, DelawareAges 20–40 - NCT06583876Recruiting
A new device for leaky mitral valves without open-heart surgery
This trial tests a new device for people whose mitral valve leaks badly (grade 3+ or 4+) and who are not candidates for surgery. The device aims to fix the leak through a less invasive approach, and the study checks if it's safe and works well in daily life.
BudapestAges 18 years+ - NCT07388576Recruiting
AP-Brain supplement for attention in healthy young adults
This trial tests a supplement called AP-Brain to see if it helps with attention and focus in healthy young adults (ages 18–39) who feel they have attention problems. It compares different doses to find the safest and most effective one.
London, OntarioAges 18–39 - NCT07387952Recruiting
Fecal transplant with nutrition help for chronic constipation
This trial tests if a fecal microbiota transplant combined with nutritional support can improve chronic constipation that hasn't gotten better with standard treatments. It's a small early study to see if the approach is safe and works.
BeijingAges 18–70 - NCT07376109Recruiting
Infertility and fertility treatment effects on sexual health
This study looks at how infertility and fertility treatments affect sexual function and behavior. It uses a questionnaire to gather information from women seeking care at a specific fertility center.
Montreal, QuebecAges 18–44 - NCT07348926Recruiting
Family well-being & independence in rare genetic disorders
This study looks at how a child's ability to function independently affects the well-being of their family. It is for caregivers of young children (0–4 years) with rare genetic disorders who have been in physiotherapy for at least 6 months.
IstanbulAges 18–65 - NCT07393165Recruiting
Thyroid hormone therapy for children with mild thyroid issues
This trial tests whether a thyroid hormone medication (levothyroxine) can improve heart function in children who have slightly high TSH levels but normal thyroid hormones. It may help children aged 4 to 15 with subclinical hypothyroidism.
Tanta, El-GharbiaAges 4–15 - NCT06792682RecruitingPhase 1
Cord blood cells for poor graft function after transplant
This study tests whether umbilical cord blood cells can help patients whose blood counts have dropped again after a stem cell transplant. It may be an option for people who have recovered initially but later develop low blood cell levels.
Tianjin, Tianjin MunicipalityAges 18 years+ - NCT06534996Recruiting
Chinese Herbal Medicine for Constipation in Older Adults
This trial tests a Chinese herbal medicine formula (SCD-2101) to see if it can help older adults with chronic constipation. It aims to improve bowel movement frequency and comfort without the need for laxatives.
Kowloon TongAges 60 years+ - NCT07599930Recruiting
Novel Snack for Perimenopausal Symptoms and Wellness
This study tests whether a specially designed snack can help reduce hot flashes, night sweats, mood changes, and other symptoms that happen during perimenopause (the years leading up to menopause). You'll eat the snack regularly and answer questions about how you feel.
London, LondonAges 40–55 - NCT07306286RecruitingPhase 2
Cryoablation plus immunotherapy for advanced pancreatic cancer
This trial tests combining cryoablation (freezing tumors) with a dual-antibody drug (PD-1/CTLA-4) for people whose locally advanced pancreatic cancer has stopped responding to first-line chemotherapy (AG regimen). The goal is to see if this combination can help control the cancer.
Shanghai, Shanghai MunicipalityAges 18 years+ - NCT06889961Recruiting
Daily mixed spice consumption for memory health
This trial tests whether eating a mix of spices every day can help improve memory in older adults with mild memory changes. If you are between 50 and 80 and have no major health conditions, you may be able to join.
Los Angeles, CaliforniaAges 50–80 - NCT04616313Recruiting
MRI and breathing tests in people who vape
This study uses a special lung scan (MRI) and breathing tests to understand how vaping affects lung structure and function. It may help researchers learn what early lung changes happen after starting vaping, even if you don’t feel sick.
London, OntarioAges 16 years+ - NCT06969872Recruiting
Probiotics for Constipation Relief
This trial tests whether taking probiotics can help relieve constipation in adults. If you have chronic constipation but no serious health issues, you may be able to join.
Taichung, SouthAges 18–75
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Common questions
- Are there clinical trials for function?
- Yes. Clin2 currently lists 2,557 recruiting function 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 function 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 function 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.