Clinical trials
Gastrointestinal Diseases clinical trials
Below are recruiting gastrointestinal diseases clinical trials, each written for real people, not researchers. We’re tracking 83 recruiting studies, each written for real people, not researchers, below.
Recruiting studies
- NCT05443321Enrolling by invitation
Health information sharing during hospital transfers
This trial studies whether sharing patients’ health information between hospitals during transfers can improve outcomes. You may be included if you are moved from a specific partner hospital to Brigham and Women’s Hospital and admitted to certain hospital units.
Boston, MassachusettsAges 18 years+ - NCT03848962Recruiting
Share leftover or collected samples for research
This study helps collect and share human samples (like blood or other specimens) so researchers can do new studies. It’s mainly about providing samples for research use, not testing a treatment on you.
Huntsville, AlabamaAges 1 month–89 years - NCT07338565Recruiting
Magnesium study for gut conditions
This trial looks at magnesium levels in people with inflammatory bowel disease, an ileostomy, or bile acid diarrhea, compared to healthy volunteers. It aims to understand how these conditions affect magnesium in the body.
Aarhus NAges 18 years+ - NCT06560879Enrolling by invitationPhase 2
Probiotics to prevent stomach problems in children with leukemia
This trial tests whether probiotics can help prevent stomach and gut side effects from chemotherapy in children with leukemia. If your child is between 6 and 17, in the right phase of treatment, and doesn't have any major gut issues, they may be eligible.
Mexico City, CoyoacanAges 6–17 - 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 - NCT06529159Recruiting
Treating H. pylori with argon plasma during endoscopy
This trial tests a new way to treat H. pylori infection using argon plasma (a kind of energy) during an upper endoscopy. It may help people who haven't yet taken antibiotics for H. pylori and are already having an endoscopy.
Boston, MassachusettsAges 18 years+ - NCT06215222Recruiting
Studying gut bacteria in IBS and digestive issues
This study uses a tiny capsule to collect samples from your small intestine to learn about gut bacteria in people with IBS or other functional gut disorders. It could help researchers understand what causes digestive symptoms.
Redwood City, CaliforniaAges 18–70 - NCT05199532Recruiting
Eosinophilic gut condition registry for children
This study builds a registry of children with eosinophilic gastrointestinal (gut) disorders (EGIDs) and also includes children being evaluated for possible EGIDs. It may help doctors better understand these conditions and improve future care.
Chicago, IllinoisAges 1–25 - NCT07223255Recruiting
Mediterranean diet study for children with cystic fibrosis
This study tests whether a Mediterranean-style diet can improve gastrointestinal health in children with cystic fibrosis. It requires families to follow the diet for 6 months and attend regular clinic visits.
Lebanon, New HampshireAges 3–18 - NCT06579365Recruiting
Registry on H. pylori Infection Management in Argentina
This registry study tracks how H. pylori infection is managed in Argentina. It aims to collect real-world data to improve treatment for this common stomach infection.
Ciudad de Buenos AiresAges 18 years+ - NCT05247112Recruiting
Tracking antibiotic resistance in H. pylori infections in Korea
This study looks at how resistant H. pylori (a stomach germ) is to different antibiotics in Korea. It uses stomach endoscopy samples to test which antibiotics may or may not work, helping guide future treatment choices.
Seongnam-si, Gyeonggi-doAges Any age - NCT05292989Recruiting
Using a frailty checklist to help older people choose care
This study looks at how a personalized “frailty” checklist can help older adults (65+) understand their health and make better choices. You may be asked to complete questionnaires and a frailty-type assessment to see if the approach works for you.
Woolloongabba, QueenslandAges 65–100 - NCT06200961Recruiting
Trans-nasal endoscopy for bariatric patients
This study tests a thinner, more comfortable endoscope that goes through the nose instead of the mouth for patients who need an upper GI exam. It may be a gentler option for weight-loss surgery patients.
Boston, MassachusettsAges 18–90 - NCT06262126Recruiting
Virtual reality for non-cardiac chest pain
This study tests whether virtual reality can help people who have chest pain that is not caused by the heart. You will use a VR headset to see if it reduces your symptoms.
Jacksonville, FloridaAges 18 years+ - NCT06290258RecruitingPhase 1/Phase 2
Fecal transplant for autism with stomach issues
This study tests if transplanting healthy bacteria into the gut can help children and young adults with autism who also have stomach problems. It aims to improve both digestive and behavioral symptoms.
Taoyuan CityAges 7–30 - 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 - NCT07002801Recruiting
Remimazolam and Esketamine for Older Adults Having Painless Stomach and Colon Scope
This trial tests a combination of two sedative medicines (Remimazolam and Esketamine) for elderly patients having a painless stomach and colon exam. The goal is to see if this combination is safe and effective for older adults.
Harbin, HeilongjiangAges 65 years+ - NCT07344506RecruitingPhase 4
Cure H. pylori: New combination therapy for stomach infection
This trial tests a new combination of medications to treat H. pylori, a common stomach infection that can cause ulcers. It aims to find a more effective treatment with fewer side effects.
KarachiAges 18 years+ - NCT01492231Enrolling by invitation
Study outcomes from endoscopy procedures at a digestive center
This trial collects information about how interventional endoscopy procedures affect patients and outcomes after the procedure. You may be able to join if you’re an adult and scheduled for an endoscopy procedure at the specified digestive disease center.
Orange, CaliforniaAges 18 years+ - NCT07424469Recruiting
Leaks in the esophagus or stomach: microbiome role
This study looks at the role of tiny organisms (the microbiome) in leaks from the esophagus or stomach. Researchers will take small tissue samples to learn more about these leaks and how to treat them better.
Dallas, TexasAges 18 years+ - NCT05233631Enrolling by invitation
Registry for people who had endoscopic ultrasound
This trial is a registry that collects information from people who undergo a procedure called endoscopic ultrasound (also known as EUS) at the study center. It helps doctors understand what care is used and what outcomes happen over time.
Dallas, TexasAges 18 years+ - NCT07033208Recruiting
Testing a wireless thermal capsule for the digestive tract
This study tests a new wireless capsule that you swallow, like a pill, to measure temperature inside your digestive tract. It is for healthy volunteers to see if the device is safe and works well.
Boston, MassachusettsAges 18–75 - NCT03953768Recruiting
Testing a new vagus nerve stimulator for gut and immune health
This study looks at what happens to your immune system and stomach/gut function after getting a vagus nerve stimulator (VNS) for the first time for epilepsy. It may help doctors understand whether the device benefits more than seizures.
Louisville, KentuckyAges birth–60 years - NCT03596476Recruiting
Test for reflux causes after proton pump pills fail
This study checks whether a special test of the esophagus after meals can find the exact reason for ongoing reflux symptoms when proton pump pills (PPIs) don’t help. It may help doctors choose the right next treatment for people whose reflux symptoms keep coming back.
Chambray-lès-ToursAges 18 years+
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Common questions
- Are there clinical trials for gastrointestinal diseases?
- Yes. Clin2 currently lists 83 recruiting gastrointestinal diseases 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 diseases 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 diseases 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.