Clinical trials
Questionnaire clinical trials
Below are recruiting questionnaire clinical trials, each written for real people, not researchers. We’re tracking 1,166 recruiting studies, each written for real people, not researchers, below.
Recruiting studies
- NCT06347926Recruiting
Light therapy for menopause symptoms in breast cancer
This study tests a light-based treatment (photobiomodulation) to see if it improves sexual quality of life for women with breast cancer who have menopause-related vaginal symptoms that the usual moisturizers did not relieve.
Montpellier, HéraultAges 18 years+ - NCT06350500Recruiting
Patient navigation for breast cancer care barriers
This study helps women with a new breast cancer or DCIS diagnosis who face barriers to care. A patient navigator will work with you to address issues like transportation, insurance, or other needs so you can get the care you need.
Buffalo, New YorkAges 18 years+ - NCT06362083Recruiting
Urethral stricture surgery database study
This study collects information from patients who have had surgery for a urethral stricture, which is a narrowing in the tube that carries urine out of the body. Being part of this study helps doctors learn more about different surgical treatments and their outcomes.
Graz, StyriaAges 18 years+ - NCT06369766Recruiting
Eye scans to find retinal markers in neuroinflammatory diseases
This study uses advanced eye scans (OCT and retinal vessel imaging) to look for patterns in the retina that might be different in people with Multiple Sclerosis and other neuroinflammatory diseases. The goal is to find markers that could help doctors better understand and monitor these conditions.
BaselAges 18 years+ - NCT06370143Recruiting
Health information study to understand and prevent stomach cancer
This study collects health information from people at different stages of stomach cancer risk, including those with precancerous changes, healthy individuals, and those with early stomach cancer. The goal is to better understand and prevent stomach cancer.
Basking Ridge, New JerseyAges 18 years+ - NCT06376448Recruiting
Chronic cough study using a new questionnaire
This study aims to better understand different types of chronic cough by using a new questionnaire. If you have had a cough for at least 8 weeks and do not smoke, you may be able to help.
Cottingham, East YorkshiureAges 18 years+ - NCT06377696RecruitingPhase 2
Metformin study for brain tumor survivors after radiation
This study tests whether metformin, a common diabetes medicine, can help protect thinking and memory skills in people who have had radiation for a brain tumor. You will use a smartwatch and take online tests from home to track your progress.
Rochester, MinnesotaAges 18 years+ - NCT06384404Recruiting
Surgery First for Osteosarcoma of the Arm or Leg
This trial tests removing the tumor with surgery first, then following up with chemotherapy. It's for people with a new, high-grade osteosarcoma in an arm or leg that hasn't spread.
The Bronx, New YorkAges 5–40 - NCT06391671Recruiting
Stress and Weight in Teens: A Personalized Nutrition Study
This study looks at how stress and weight are linked in teenagers. It uses a blood test to find patterns that could lead to personalized nutrition advice. If you join, you'll help researchers understand how your body handles stress and food.
Ghent, Oost-VlaanderenAges 11–17 - NCT06408220Recruiting
Stomach cancer risk check for minority groups
This study checks if you are at high risk for stomach cancer. You will give blood samples and have a stomach exam (endoscopy) to look for early signs.
Duarte, CaliforniaAges 40–80 - NCT06410014Recruiting
Assessing overall health in patients with complex needs
This study tests a method for evaluating overall functioning in patients who have complex health problems. It aims to help doctors better understand your situation and improve care.
FrederiksbergAges 18 years+ - NCT06410248RecruitingPhase 1
Triapine and temozolomide for recurrent glioblastoma
This trial tests a combination of two drugs, triapine and temozolomide, for people whose glioblastoma has come back after initial treatment. The goal is to see if this combination can help control the tumor.
Chicago, IllinoisAges 18 years+ - NCT06411028RecruitingPhase 4
Studying botulinum toxin for arm tremor in dystonia
This study looks at whether botulinum toxin (Botox) injections can help reduce arm tremors in people with dystonia. Researchers hope to understand which patients benefit most.
Nijmegen, GelderlandAges 18 years+ - NCT06411795RecruitingPhase 2
Comparing two pain relief methods after Whipple surgery
This study compares two ways to manage pain after Whipple surgery: a long-lasting numbing injection near the belly muscles (rectus sheath block) versus an epidural (a tube placed in your back). The goal is to see which method provides better pain relief and recovery.
Minneapolis, MinnesotaAges 18 years+ - NCT06414317Recruiting
Education tool for advanced bladder cancer patients and caregivers
This study is testing a new educational tool to help people with advanced bladder cancer and their caregivers work together with their care team. It aims to make it easier to stay involved in treatment decisions.
Buffalo, New YorkAges 18 years+ - NCT06415266Recruiting
Sexual quality of life in breast cancer with onco-sexology support
This trial tests whether offering onco-sexology support proactively (right away) or on-request helps improve sexual quality of life for people finishing breast cancer treatment. If you've recently completed surgery, radiation, or chemotherapy (or started targeted therapies within the last 3 months), you may be able to join.
Saint-Herblain, Saint HerblainAges 18 years+ - NCT06423222Recruiting
Anal incontinence and quality of life in Hungarian women
This study looks at how anal incontinence (leakage of gas, liquid, or solid stool) affects daily life and physical activity in Hungarian women. It also aims to validate a Hungarian version of a questionnaire used to measure these symptoms. If you have given birth and are a native Hungarian speaker, you may be able to help by sharing your experiences.
Pécs, BaranyaAges 18–50 - NCT06424522Recruiting
Enema program for bowel problems after rectal cancer surgery
This trial tests a special enema program to help people with ongoing bowel problems (called LARS) after rectal cancer surgery. If standard treatments haven't worked, this program might offer a new way to manage symptoms like urgency and leakage.
Columbus, OhioAges 18 years+ - NCT06425133RecruitingPhase 2
Regorafenib plus low-dose chemo for advanced colorectal cancer
This trial tests a combination of regorafenib (a targeted pill that cuts off blood supply to tumors) with a low-dose, continuous chemotherapy regimen for people whose colorectal cancer has spread and is no longer responding to standard treatments. The goal is to see if this mix can slow or stop the cancer's growth.
AuxerreAges 18 years+ - NCT06427824Recruiting
Health tests for older adults with bladder cancer before bladder removal
This study looks at how a series of health tests (called a comprehensive geriatric assessment) can help doctors plan care for older adults with bladder cancer who are having their bladder removed. The goal is to improve recovery and quality of life.
Chicago, IllinoisAges 65 years+ - NCT06437782Recruiting
Diabetes health literacy study in Reunion Island and France
This study looks at how well people with diabetes understand health information and make decisions about their care. It is being done in hospitals in Reunion Island and France to help improve diabetes education and support.
Saint-DenisAges 18 years+ - NCT06441136Recruiting
Study on age-related voice changes and social life
This trial studies how age-related voice changes (presbyphonia) affect social interactions and daily life. You may be eligible if you have thinning of the vocal cords and can complete voice assessments and questionnaires.
Iowa City, IowaAges 65 years+ - NCT06442475RecruitingPhase 2
Low-dose mosunetuzumab for untreated indolent B-cell lymphoma
This trial tests a low dose of the drug mosunetuzumab for people with slow-growing B-cell lymphomas (follicular lymphoma or marginal zone lymphoma) who have not had any previous treatment. It aims to see if this drug can help control the disease with fewer side effects.
Seattle, WashingtonAges 18 years+ - NCT06443268Recruiting
Stroke and quality of life study with caregivers
This study looks at quality of life for people who have had a recent stroke or mini-stroke, and their caregivers. You and a close relative or friend both take part in interviews and surveys over time.
Zurich, Canton of ZurichAges 18 years+
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Common questions
- Are there clinical trials for questionnaire?
- Yes. Clin2 currently lists 1,166 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.