Gastroenterology
Digestive system clinical trials
Conditions of the stomach, intestines, liver, and the rest of the digestive tract. We’re tracking 7,874 recruiting studies in this area right now.
By phase
- Not applicable4,909
- Phase 21,178
- Phase 1584
- Phase 3466
- Phase 1/Phase 2389
- Phase 4235
- Phase 2/Phase 3113
Top conditions
- Colorectal Cancer495
- Gastric Cancer297
- Pancreatic Cancer294
- Hepatocellular Carcinoma283
- Esophageal Cancer191
- Rectal Cancer174
- Breast Cancer146
- Crohn Disease144
- Ulcerative Colitis141
- Colon Cancer113
- Inflammatory Bowel Diseases108
- Hepatocellular Carcinoma (HCC)103
- Liver Cancer99
- Lung Cancer98
- Pancreas Cancer94
- Ovarian Cancer90
- Esophageal Squamous Cell Carcinoma88
- Cystic Fibrosis78
Leading sponsors
- Fudan University104
- Sun Yat-sen University89
- Mayo Clinic75
- Chinese University of Hong Kong60
- M.D. Anderson Cancer Center59
- Second Affiliated Hospital, School of Medicine, Zhejiang University57
- Assistance Publique - Hôpitaux de Paris55
- Sixth Affiliated Hospital, Sun Yat-sen University50
- National Taiwan University Hospital49
- Cancer Institute and Hospital, Chinese Academy of Medical Sciences48
Where studies are running
- California465
- Arizona175
- Texas146
- Florida134
- Massachusetts128
- New York123
- Alabama121
- Maryland86
- Ohio78
- Pennsylvania72
Recruiting studies7,874 total
- NCT07369414Recruiting
NTM Germs in CF Homes: A Household Study
This study looks at whether people with cystic fibrosis (CF) can pick up nontuberculous mycobacteria (NTM) from their home environment. It compares homes of people with CF who have NTM to those who don't, to see where germs might be hiding.
Borstel, Schleswig-HolsteinAges Any age - NCT07001748RecruitingPhase 2/Phase 3
Testing abdominal chemo plus standard chemo for stomach cancer spread
This trial tests adding the chemotherapy drug paclitaxel directly into the abdomen (intraperitoneal) along with standard IV chemotherapy for people with stomach or gastroesophageal junction cancer that has spread to the lining of the abdomen. The goal is to see if this combination helps control the cancer better than standard treatment alone.
Irvine, CaliforniaAges 18 years+ - NCT07585266RecruitingPhase 3
New drug velzatinib versus imatinib for untreated GIST
This trial compares a newer cancer drug (velzatinib) with a standard treatment (imatinib) for gastrointestinal stromal tumors (GIST) that cannot be surgically removed or have spread. You would receive one of these two drugs to see which works better and is safer.
Omaha, NebraskaAges 18 years+ - NCT07482345Recruiting
Fasting strategies and anxiety in children having surgery
This study looks at whether different fasting instructions before surgery can help children be more comfortable and less anxious. It involves children having groin or penis surgery and will check their stomach with ultrasound to see how fasting affects them.
Bursa, BursaAges 2–12 - NCT06950892Recruiting
Remote sputum collection study for cystic fibrosis
This study tests if people with cystic fibrosis can collect sputum samples at home and mail them in, instead of coming to the clinic. It aims to make participation easier for patients.
Denver, ColoradoAges 18 years+ - NCT06748911Recruiting
Navicam capsule test for Barrett's esophagus detection
This trial tests a special capsule (Navicam) to see if it can find Barrett's esophagus, a condition that can raise your risk of esophageal cancer. If you have had an endoscopy in the last year or have chronic heartburn with other risk factors, you may be able to join.
Jacksonville, FloridaAges 22 years+ - NCT06444347Recruiting
Mesh use in hernia repair for reflux
This trial compares two types of mesh used during surgery to fix a hiatal hernia in people with acid reflux. It aims to see which mesh works better for preventing the hernia from coming back.
Los Angeles, CaliforniaAges 18 years+ - NCT07646574Enrolling by invitation
Non-surgical treatment after immunotherapy for specific gastric cancer
This trial tests whether patients with advanced gastric cancer (a specific type called dMMR/MSI-H) can be treated without surgery after receiving immunotherapy and chemotherapy. The goal is to see if this approach can control the cancer while avoiding the risks of surgery.
Chengdu, SichuanAges 18 years+ - NCT06528314RecruitingPhase 3
Efruxifermin for NASH-related cirrhosis
This study tests a new medication called efruxifermin for people with cirrhosis (liver scarring) caused by NASH, a type of fatty liver disease. The goal is to see if the drug can help improve liver health and prevent further damage.
Birmingham, AlabamaAges 18–80 - NCT07213323Recruiting
Probiotics for Digestion During Weight-Loss Treatment
This study tests whether taking a probiotic (a type of 'good' bacteria) can improve digestion and gut health in people who are starting a GLP-1 RA medicine for weight loss. You would take the probiotic daily and answer questions about your digestive symptoms.
Pierre-BéniteAges 18–75 - NCT05972291Recruiting
Study gut changes in Gulf War illness with chronic stomach symptoms
This study looks at what’s driving Gulf War illness, focusing on gut symptoms like belly pain, diarrhea, and bloating. It may help researchers test approaches aimed at gut barrier function in eligible veterans.
Memphis, TennesseeAges 18–65 - NCT06467357RecruitingPhase 3
A study of T-DXd and rilvegostomig for HER2-positive bile duct cancer
This trial tests a new combination of two drugs (T-DXd and rilvegostomig) for people with advanced bile duct cancer that has not been treated before. The cancer must have high levels of a protein called HER2. This study compares the new drugs to standard treatments.
Scottsdale, ArizonaAges 18–99 - NCT07636785RecruitingPhase 1/Phase 2
VMD-102 Drug Study for Advanced Cancers
This study tests a new drug called VMD-102 in patients with advanced liver cancer, melanoma, kidney cancer, lung cancer, or colon cancer that hasn't responded to standard treatments. The trial will help determine if VMD-102 is safe and effective at slowing or stopping cancer growth.
Scottsdale, ArizonaAges 18–75 - NCT06202183Recruiting
Home exercise for gut health in young colorectal cancer patients
This study tests whether a home-based exercise program can improve the health of your gut bacteria during chemotherapy for young-onset colorectal cancer. It aims to help you feel better and potentially improve how well your treatment works.
Boston, MassachusettsAges 18–50 - NCT04874428RecruitingPhase 1
Blood thinner pills in people with mild-to-moderate cirrhosis
This early study tests whether the blood thinner pills rivaroxaban and apixaban can be used safely in people with liver cirrhosis that is not too severe. It may help doctors understand the safest way to prevent or treat blood clots in this group.
BernAges 18 years+ - NCT07726888Recruiting
Guselkumab for moderate-to-severe ulcerative colitis
This study tests a drug called Guselkumab (already approved for other conditions) for treating moderate to severe ulcerative colitis. It aims to see how safe and effective the drug is in real-world patients who have not had success with other treatments.
Wenzhou, ZhejiangAges 18 years+ - NCT07769437Recruiting
Sweetener study for crohn's disease in remission
This study looks at how non-nutritive sweeteners (like those in diet drinks) affect people with Crohn's disease who are currently in remission. By tracking what you eat and your symptoms, researchers hope to learn if these sweeteners influence disease activity.
Chagrin Falls, OhioAges 18–70 - NCT07769892Recruiting
Blood and stool test for digestive tract cancer screening
This study is testing a new way to screen for cancers of the digestive tract using a simple blood and stool test. It is for people who are already scheduled to have a digestive tract endoscopy, and it may help find cancers earlier without extra invasive procedures.
Zhaoqing, GuangdongAges 45–74 - NCT07770126Recruiting
Stomach bacteria study for gastric conditions and precancer
This study looks for certain stomach bacteria (other than the common H. pylori) that might be linked to stomach diseases or early signs of cancer. If you have a stomach condition, your participation could help doctors understand these bacteria better.
EdegemAges 18 years+ - NCT07770425Recruiting
Measuring lesion size during gastrointestinal endoscopy
This study tests a new way to measure the size of abnormal areas found during a routine endoscopy procedure. It may help doctors make more accurate measurements, which could improve diagnosis and treatment planning.
Montreal, QuebecAges 18 years+ - NCT06059495RecruitingPhase 2
Watch and wait with dostarlimab for localized stomach cancer
This trial tests a drug called dostarlimab for people with a specific type of stomach cancer that has not spread. The goal is to see if the drug can make the tumor disappear, so you might not need surgery right away.
BesançonAges 18–75 - NCT07735624RecruitingPhase 2
Immunotherapy before surgery for early rectal cancer
This trial tests a combination of two immunotherapy drugs (botensilimab and balstilimab) given before surgery for early-stage rectal cancer that is MSS/pMMR. The goal is to see if this treatment can shrink the tumor and improve outcomes compared to standard care.
Boston, MassachusettsAges 18 years+ - NCT06764316RecruitingPhase 1
Safety study of BAY 3547926 for advanced liver cancer
This trial tests a new drug called BAY 3547926 for people with advanced liver cancer that cannot be removed with surgery or has not responded to other treatments. The goal is to see if the drug is safe and how well it works.
Dothan, AlabamaAges 18 years+ - NCT07727759Recruiting
CT scan to predict liver failure after surgery
This trial uses special CT scans to create a map of your liver's blood vessels before surgery. The goal is to predict if your liver might fail after part of it is removed, so doctors can better plan your care.
Minya, Minya GovernorateAges 18 years+
Common questions
- How many digestive system clinical trials are recruiting?
- Clin2 is tracking 7,874 recruiting gastroenterology studies from the U.S. registry right now, out of 12,294 we cover in this area in total.
- What does “Digestive system” cover here?
- Conditions of the stomach, intestines, liver, and the rest of the digestive tract. We group each study into digestive system based on the conditions it studies, so you can scan the whole therapeutic area at once and drill into a specific condition.
- How do I find a digestive system trial near me?
- Use the search to filter digestive system studies by location and eligibility. Every Clin2 trial page explains the criteria in plain English and offers a short, optional pre-screen for a fit read — the study team makes the final decision.
Other specialties
- Cancer
- Brain & nervous system
- Heart & circulation
- Hormones & metabolism
- Mental health
- Lungs & breathing
- Immune system & allergy
- Women’s health & pregnancy
- Skin
- Blood & lymphatic
- Kidney & urinary
- Infections
- Genetic & congenital
- Bones, joints & muscles
- Pain
- Injuries & trauma
- Mouth & dental
- Eyes & vision
- Ear, nose & throat
Clin2 helps you find and understand clinical trials and does not provide medical advice. Study data comes from ClinicalTrials.gov; specialty groupings are derived from each study’s conditions. Talk with your doctor about whether a specific trial is right for you.