Clinical trials
Gastrointestinal clinical trials
Below are recruiting gastrointestinal clinical trials, each written for real people, not researchers. We’re tracking 477 recruiting studies, each written for real people, not researchers, below.
Recruiting studies
- NCT06500052RecruitingPhase 1
Study of BL-M17D1 for HER2-positive or low-expression digestive tract and other solid tumors
This trial tests a new drug called BL-M17D1 for people with advanced or metastatic HER2-positive or low-expression gastrointestinal cancer and other solid tumors. The goal is to see if it is safe and effective.
Guangzhou, GuangdongAges 18–75 - NCT06500468Recruiting
A capsule test for suspected upper GI bleeding
This trial tests a new ingestible capsule called PillSense that can detect bleeding in the upper part of your digestive system. If you come to the emergency room with signs of upper GI bleeding (like vomiting coffee-ground material or having black stools) but without obvious black stool on a physical exam, this study will see if the capsule works as well as the usual endoscopy procedure.
SingaporeAges 21–99 - NCT06505512Recruiting
Belly infection and kidney health ultrasound study
This study uses ultrasound to look at your belly organs and kidney blood flow in people with serious belly infections and sepsis. It may help doctors understand how infection affects the kidneys.
Zhangzhou, FujianAges 14–85 - NCT06507683Recruiting
Radiation plus ripretinib for advanced GIST
This trial tests whether adding radiation therapy to the drug ripretinib can help people with advanced gastrointestinal stromal tumors (GIST) that can't be removed by surgery and have stopped responding to other treatments. It aims to see if this combination is safe and effective.
Chongqing, Chongqing MunicipalityAges 18–75 - NCT06511037RecruitingEarly Phase 1
Dye injection to help see cancer during belly surgery
This study tests a special dye, called pafolacianine, that is injected before surgery to help surgeons see hidden cancer spots in the belly during the operation. The goal is to see if using this dye improves how completely the cancer is removed in people with gastrointestinal cancer that has spread to the belly lining.
Orange, CaliforniaAges 18 years+ - NCT06513598Recruiting
Finding infection signs after abdominal cancer surgery
This study looks for ways to better predict and catch infections after major abdominal cancer surgery. If you are having surgery for certain cancers (esophagus, stomach, pancreas, liver, bile ducts, colon, or rectum), the researchers will check your blood and other samples for early signs of infection so they can start treatment sooner.
VilniusAges 18 years+ - NCT06514573Recruiting
Butyrate supplement for children with autism and stomach issues
This study tests if a supplement called butyrate can help improve gut health in children aged 3-6 who have autism and ongoing stomach problems like constipation or bloating. It aims to see if this treatment eases their digestive symptoms.
NaplesAges 3–6 - NCT06529913Recruiting
Metals, pollutants, and risk of allergies
This study looks at whether heavy metals, nanoparticles, and other pollutants in the environment increase the risk of allergic diseases like contact dermatitis. If you have a metal allergy or are a healthy adult, you may help researchers understand how these exposures affect your health.
BolognaAges 18 years+ - NCT06538948Recruiting
Eating behavior after weight loss surgery
This study measures how people eat and how their gut hormones change after weight loss surgery. It compares different groups to understand differences between men and women.
Männedorf, Canton of ZurichAges 18 years+ - NCT06541431Recruiting
Testing a new fluid monitoring platform after surgery
This trial tests a new platform that looks at fluid from drains after abdominal or pelvic surgery to see if it can help detect complications early. It may help doctors monitor your recovery more closely.
Hamilton, OntarioAges Any age - NCT06542978Recruiting
Can brain stimulation prevent confusion after gastrointestinal surgery?
This study is testing whether using a gentle 40Hz brain stimulation (called transcranial stimulation) during recovery after surgery can help prevent confusion or delirium in older adults. Delirium is a common problem after major surgery, and this treatment is non-invasive (no surgery or needles) and done while you rest.
Zhengzhou, HenanAges 65 years+ - NCT06560255RecruitingPhase 3
Fish oil in pregnancy to prevent childhood asthma
This study tests if taking fish oil during pregnancy can help lower the risk of childhood asthma. If you have low omega-3 levels, you may be randomly assigned to receive fish oil or a placebo.
Gentofte MunicipalityAges 18–45 - NCT06562348RecruitingPhase 2
ctDNA monitoring test for metastatic GI cancer treatment
This trial tests whether using a ctDNA blood test along with standard CT scans can help guide treatment decisions for people with incurable metastatic gastrointestinal cancer. It may help doctors decide sooner whether a treatment is working.
AarhusAges 18 years+ - NCT06569693Recruiting
Sleep study for people with GI cancer and their partners
This study tests whether couples (one with a GI cancer and their sleep partner) can improve their sleep together. It involves a sleep program to help both partners build healthier sleep habits.
Coral Gables, FloridaAges 18 years+ - NCT06570889RecruitingPhase 3
Vitamin D in pregnancy to prevent early childhood asthma
This trial tests if taking extra vitamin D during pregnancy can prevent asthma in young children. It is for pregnant women in Denmark who already have certain healthy fat levels in their blood.
Gentofte MunicipalityAges 18–45 - NCT06573723Recruiting
Rare disease registry at Hospital Italiano
This study collects information from patients with certain rare diseases to better understand them. If you have one of these conditions and receive care at Hospital Italiano de Buenos Aires, you may be able to join.
Buenos Aires, Buenos AiresAges Any age - NCT06581016Recruiting
Single-use vs. reusable scopes for stomach exams in the OR
This study compares single-use and reusable gastroscopes to see which works better during stomach exams done in the operating room. It may help you understand the tools used in your procedure.
KøgeAges 18 years+ - NCT06581718Recruiting
Eye-tracking for endoscopy: a helpful new tool
This trial is testing whether eye-gaze technology can help doctors inspect the stomach and upper gut more thoroughly during a routine endoscopy. It may lead to fewer missed abnormalities.
London, LonodonAges 18 years+ - NCT06582017RecruitingPhase 1
Study of QXL138AM for advanced solid tumors and multiple myeloma
This trial tests an investigational drug called QXL138AM for people with advanced solid tumors or multiple myeloma that has not responded to standard treatments. The goal is to see if the drug is safe and effective.
Los Angeles, CaliforniaAges 18 years+ - NCT06602167Recruiting
Acupuncture and acupressure to prevent hand-foot syndrome from capecitabine
This trial tests if electroacupuncture combined with self-administered acupressure can prevent hand-foot syndrome, a common side effect of the chemotherapy drug capecitabine. It is for people with gastrointestinal or breast cancer who are starting capecitabine for the first time.
Xining, QinghaiAges 18–85 - NCT06604728Recruiting
IV vs. shot biologics for IBD: which works better?
This study compares intravenous (IV) and under-the-skin (subcutaneous) biologic drugs for people with Crohn's disease or ulcerative colitis. It helps doctors understand if switching from the IV form to a shot is as effective and well-tolerated.
RomaAges 18 years+ - NCT06633224Recruiting
Fatigue and biology in cancer patients getting chemoradiation
This study looks at why some people feel very tired during cancer treatment. Researchers will collect blood and stool samples to study how the body responds to chemotherapy and radiation.
San Francisco, CaliforniaAges 18 years+ - NCT06663319RecruitingPhase 1
Study of JNJ-89402638 for metastatic colorectal and gastric cancers
This trial tests a new drug, JNJ-89402638, alone or with other treatments for people with metastatic colorectal or gastric cancer that has progressed after standard therapies. It aims to find safe and effective doses and combinations.
Aurora, ColoradoAges 18 years+ - NCT06681233Recruiting
Cone-beam CT for guiding radiation therapy in cancer patients
This study tests whether a special X-ray called cone-beam CT (CBCT) can help guide radiation therapy more precisely for different types of cancer. If you are already scheduled for radiation and use CBCT as part of your care, you may be able to join.
Columbus, OhioAges 18 years+
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Common questions
- Are there clinical trials for gastrointestinal?
- Yes. Clin2 currently lists 477 recruiting gastrointestinal 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 gastrointestinal 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 gastrointestinal 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.