Clinical trials
Questionnaire clinical trials
Below are recruiting questionnaire clinical trials, each written for real people, not researchers. We’re tracking 1,163 recruiting studies, each written for real people, not researchers, below.
Recruiting studies
- NCT06801756Recruiting
Craniopharyngioma and pregnancy study
This trial looks at how craniopharyngioma, a rare brain tumor, affects pregnancy. Researchers want to learn more about health outcomes for women who have or had this tumor.
ParisAges 18 years+ - NCT06803719Recruiting
Chinese adults' views on robotic and remote surgery
This study surveys Chinese adults to understand their thoughts on robotic surgery, telesurgery, and telemedicine. The results may help improve how these technologies are introduced and explained to patients.
Shanghai, Shanghai MunicipalityAges 18 years+ - NCT06807437RecruitingPhase 3
Testing lanreotide before pancreas surgery to prevent leaks
This trial tests if a medicine called lanreotide, given before surgery, can prevent a common complication (pancreatic leak) after removing part of the pancreas. It is for people with pancreatic cancer or a growth that could become cancer who are scheduled for a specific type of pancreas surgery.
Birmingham, AlabamaAges 18 years+ - NCT06808204Recruiting
How ablation affects quality of life in kids with heart rhythm issues
This study looks at how a heart procedure called catheter ablation (which fixes irregular heartbeats) affects the quality of life of children aged 5–17. By joining, you'll help doctors learn if this treatment really helps kids feel better day-to-day.
BronAges 5–17 - NCT06810635Recruiting
Polyphenol types in people with type 2 diabetes
This study looks at how different people process polyphenols (natural compounds in plant foods) based on their gut bacteria. It compares people with type 2 diabetes to those without diabetes to learn about possible health benefits.
Ghent, East FlandersAges 40–85 - NCT06815003RecruitingPhase 2
Preventing Graft-Versus-Host Disease After Stem Cell Transplant
This trial tests a combination of three drugs (vedolizumab, cyclophosphamide, and tacrolimus) to prevent graft-versus-host disease, a common complication after a donor stem cell transplant. It is for people with certain blood cancers who are getting a reduced-intensity transplant.
Duarte, CaliforniaAges 18–80 - NCT06829719Recruiting
Using TTV virus to manage immune drugs in kidney transplant
This trial uses a virus called TTV to see if it can help doctors safely adjust immunosuppression drugs in kidney transplant patients. It aims to find a way to lower the risk of rejection while reducing side effects.
Bordeaux (France)Ages 18 years+ - NCT06833255Recruiting
Support Program for Black Women Breast Cancer Survivors
This program pairs Black women who have completed breast cancer treatment with support to help them transition into survivorship. It offers mentorship based on how recently you finished treatment, with priority for those who had limited support or who identify as African American.
Buffalo, New YorkAges 18 years+ - NCT06835907Recruiting
Baclofen for anxiety and alcohol use disorder
This trial tests if baclofen can help people with both anxiety and alcohol use disorder. It is an open-label study, meaning everyone knows they are taking the medication. Researchers want to see if it supports people in staying alcohol-free.
Jette, Brussels CapitalAges 18–65 - NCT06851091Recruiting
Fibromyalgia study on pain sensitivity and balance
This study looks at how fibromyalgia affects your sensitivity to pain and your sense of balance. It may help find better ways to treat these symptoms.
Istanbul, ÜsküdarAges 18–65 - NCT06853366Recruiting
Questionnaire validation study for urinary symptoms in neurological patients
This study tests a short questionnaire about how urinary treatments affect your daily life. It is for people with nerve-related bladder problems who have been on treatment for at least 3 months.
Paris, parisAges 18 years+ - NCT06855524RecruitingPhase 2
Seaweed supplement to prevent fatigue during chemo
This trial tests whether a natural supplement called fucoidan (from seaweed) can help prevent the fatigue often caused by chemotherapy. It is for people with gastrointestinal or gynecologic cancer starting a platinum-based treatment plan.
Scottsdale, ArizonaAges 18 years+ - NCT06855706Recruiting
Personalized physical activity program for ovarian and endometrial cancers
This study tests whether a personalized, automated physical activity program (using a Fitbit and continuous glucose monitor) can improve immune function and health outcomes in people with advanced ovarian, primary peritoneal, fallopian tube, or newly diagnosed endometrial cancer. You'll wear an activity tracker, answer questionnaires, and provide blood and stool samples at Roswell Park.
Buffalo, New YorkAges 18 years+ - NCT06859008RecruitingPhase 1
Zanubrutinib and sonrotoclax for B-cell lymphoma in diverse groups
This trial tests two targeted drugs, zanubrutinib and sonrotoclax, together for people with certain types of B-cell non-Hodgkin lymphoma that has come back or not responded to treatment. It focuses on enrolling patients from racial and ethnic groups that are often underrepresented in research.
Duarte, CaliforniaAges 18 years+ - NCT06862843Recruiting
Family eating habits and chronic inflammation study
This study looks at how eating habits and family health history relate to chronic inflammatory conditions like Crohn's disease, ulcerative colitis, and juvenile idiopathic arthritis. It aims to understand these links by studying families with a child or adult affected by these conditions, as well as healthy families.
Florence, ItalyAges Any age - NCT06866262RecruitingPhase 1/Phase 2
Inulin gel with immunotherapy for advanced kidney cancer
This trial tests whether adding an inulin gel to standard immunotherapy (ipilimumab and nivolumab) can help treat kidney cancer that has spread or cannot be removed. It is for people who have not had prior treatment for advanced disease.
Ann Arbor, MichiganAges 18 years+ - NCT06868069Recruiting
Blood pressure changes and frailty in older adults
This study looks at how blood pressure changes over time in older adults with high blood pressure, and how it relates to frailty (a state of increased weakness). The goal is to learn more about managing blood pressure in older people.
MilanAges 75 years+ - NCT06868979Recruiting
Eye imaging for X-linked disorders
This study uses special eye imaging to look at changes in the brain and eyes of people with creatine transporter deficiency (a condition that affects brain energy) or fragile X syndrome. It aims to find a way to see these brain changes without needing a biopsy or spinal tap.
BronAges 5–60 - NCT06869447Recruiting
Better Breathing After Lung Cancer Treatment
This study looks at breathing exercises for people who have finished treatment for early-stage lung cancer. You'll be asked to give a blood sample at home and do breathing training to see if it helps your recovery.
Buffalo, New YorkAges 18 years+ - NCT06881953Recruiting
Preventing RSV in infants in France
This trial studies ways to prevent RSV infections in newborns. If you are a parent who gave birth in France between October 2024 and January 2025, you may be able to help researchers learn how to better protect babies from RSV.
ParisAges 18 years+ - NCT06888427Recruiting
Sleep after surgery for adults
This study looks at how sleep changes for adults after surgery under general anesthesia. Researchers want to understand patients' experiences with sleep during recovery.
Nice, Alpes-MaritimesAges 18 years+ - NCT06891495Recruiting
AI health podcast for experts and the public
This trial tests whether an AI-generated health podcast is clear and helpful. It asks both healthcare experts and members of the general public to listen and give feedback.
Al Kharj, Al QassimAges 18 years+ - NCT06894654Recruiting
Identifying skin regulation in scleroderma
This study compares skin samples from people with scleroderma and healthy volunteers to understand what goes wrong in the skin. It may help researchers find new treatment targets.
LeedsAges 18 years+ - NCT06900153Recruiting
Parenting in adults with CAH (21-hydroxylase deficiency)
This study looks at parenting in adults with congenital adrenal hyperplasia (CAH) caused by 21-hydroxylase deficiency. It aims to understand how the condition affects family life so doctors can offer better support.
BronAges 18 years+
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Common questions
- Are there clinical trials for questionnaire?
- Yes. Clin2 currently lists 1,163 recruiting questionnaire 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 questionnaire 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 questionnaire 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.