Gastroenterology
Digestive system clinical trials
Conditions of the stomach, intestines, liver, and the rest of the digestive tract. We’re tracking 7,606 recruiting studies in this area right now.
By phase
- Not applicable4,686
- Phase 21,188
- Phase 1568
- Phase 3457
- Phase 1/Phase 2368
- Phase 4229
- Phase 2/Phase 3110
Top conditions
- Colorectal Cancer479
- Pancreatic Cancer287
- Gastric Cancer283
- Hepatocellular Carcinoma256
- Esophageal Cancer189
- Rectal Cancer168
- Breast Cancer146
- Crohn Disease134
- Ulcerative Colitis129
- Hepatocellular Carcinoma (HCC)114
- Colon Cancer112
- Liver Cancer99
- Lung Cancer95
- Inflammatory Bowel Diseases94
- Pancreas Cancer91
- Ovarian Cancer89
- Esophageal Squamous Cell Carcinoma86
- Cystic Fibrosis77
Leading sponsors
- Fudan University101
- Sun Yat-sen University85
- Mayo Clinic75
- Chinese University of Hong Kong56
- Second Affiliated Hospital, Zhejiang University, School of Medicine56
- M.D. Anderson Cancer Center55
- Assistance Publique - Hôpitaux de Paris53
- Sixth Affiliated Hospital, Sun Yat-sen University51
- National Cancer Institute (NCI)49
- National Taiwan University Hospital45
Where studies are running
- California438
- Arizona190
- Texas140
- Alabama129
- Florida128
- New York120
- Massachusetts119
- Maryland88
- Ohio79
- Illinois69
Recruiting studies7,606 total
- NCT07255131Recruiting
Online talk therapy for cystic fibrosis
This study tests an online cognitive behavioral therapy (a type of talk therapy) program designed for people with cystic fibrosis. It aims to help improve mental health and coping skills through 13 video sessions.
AthensAges 18–70 - NCT07255729Recruiting
Blood Test for Colon Cancer Staging
This study looks at a new blood test that may help doctors better understand how far colon cancer has spread. By testing a sample of your blood (taken before surgery), researchers hope to find patterns that predict the stage of cancer and help guide treatment decisions.
Duarte, CaliforniaAges 18 years+ - NCT07257562Recruiting
Testing gut bacteria and amino acids to clear hepatitis B surface marker
This study tests whether a combination of a harmless gut bacterium (Bacteroides fragilis) and branched-chain amino acids (BCAAs, which are building blocks of protein) can help your body clear the hepatitis B surface antigen (HBsAg) from your blood. This may mean moving closer to a functional cure for chronic hepatitis B.
Fuzhou, FujianAges 18 years+ - NCT07257588Enrolling by invitation
Hyperbaric oxygen for severe ulcerative colitis
This study tests whether adding hyperbaric oxygen therapy—breathing pure oxygen in a pressurized chamber—to standard care can help people with a severe flare of ulcerative colitis (a type of inflammatory bowel disease). It may reduce inflammation and speed up recovery.
Xi'an, ShaanxiAges 18 years+ - NCT07257913Recruiting
How dairy in food guide affects gut health
This study looks at how adding dairy products to the Canadian Food Guide affects the health of your gut. If you have a larger waistline but no major health issues or food allergies, this trial may help you learn more about your digestion.
Québec, QuebecAges 40–65 - NCT07250308Recruiting
Atrophic Gastritis and Indigestion Symptoms Study
This study looks at how symptoms of indigestion (dyspepsia) relate to a specific type of chronic stomach inflammation called atrophic gastritis. It is a simple observation that involves a short questionnaire.
Hangzhou, ZhejiangAges 18–75 - NCT07249775Recruiting
Study of new drug FID-022 for pancreatic cancer
This trial tests a new study drug called FID-022 for people with pancreatic cancer. It is a first-in-human study, meaning it is the first time this drug is being tested in people, and researchers want to see if it is safe and how it works.
Tampa, FloridaAges 18 years+ - NCT07257523RecruitingPhase 2
Carbon ion radiation for frail patients with pancreatic cancer
This trial tests a precise type of radiation called carbon ion radiotherapy for people with pancreatic cancer who are too frail for surgery or standard chemotherapy. It aims to see if this treatment can help control the cancer with fewer side effects.
SeoulAges 20 years+ - NCT07250854RecruitingEarly Phase 1
Using a dye to help diagnose blocked bile ducts in newborns
This study tests if a special dye (ICG) and a camera can help doctors see blocked bile ducts in newborns with jaundice, so they can diagnose biliary atresia faster and without extra procedures.
Birmingham, AlabamaAges 2 weeks–4 months - NCT07250100Recruiting
Study of gut bacteria in pancreatic cancer and precancer
This study looks at the bacteria living in your gut and pancreas to understand how they might affect pancreatic cancer and precancerous changes. It is for people who are already scheduled for an endoscopic procedure to look at or treat a pancreatic lesion.
Herlev, Capital RegionAges 18 years+ - NCT07252999Recruiting
Hernia sac treatment comparison in boys under 18
This trial compares two ways of handling the hernia sac during surgery for boys with an inguinal hernia. The goal is to see which method leads to better recovery and fewer problems.
Ratchathewi, BangkokAges 1 day–18 years - NCT07253389Recruiting
Comparing two TIPS techniques to prevent variceal rebleeding in cirrhosis
This trial tests a slightly smaller TIPS stent (underdilated) against the standard size to see which is better at preventing another variceal bleed in people with cirrhosis and liver scarring. It aims to find the safest way to lower pressure in the veins while reducing side effects.
Xi'an, ShaanxiAges 18–75 - NCT07253896RecruitingPhase 2
AK104 with chemo and targeted therapy for advanced colon cancer
This trial tests a new drug called AK104 combined with standard chemotherapy and either cetuximab or bevacizumab for people with metastatic colorectal cancer that cannot be surgically removed. It is for those who have had only one prior line of treatment and whose tumors are not MSI-H or have a BRAF mutation.
Hangzhou, ZhejiangAges 18–75 - NCT07253948Recruiting
H. pylori bacteria location in the stomach
This study looks at where H. pylori bacteria are found in the stomach. If you have tested positive for H. pylori through a stomach biopsy and haven't had stomach surgery or serious health issues, you may be able to join.
Changchun, JilinAges 18–80 - NCT07254910Recruiting
Study to boost colon cancer screening in American Indians
This study tests a new program to help American Indian adults get screened for colorectal cancer. If you qualify, you may get support and reminders to complete a simple stool test at home.
Oklahoma City, OklahomaAges 45–75 - NCT07253298Enrolling by invitation
Kegel exercises with biofeedback for bowel recovery after rectal cancer surgery
This trial studies whether doing Kegel exercises with biofeedback (a technique that helps you see how your muscles are working) can improve bowel function, reduce emotional distress, and boost quality of life after rectal cancer surgery.
TaipeiAges 18 years+ - NCT07252076Recruiting
MRI for detecting hidden liver metastases in pancreatic cancer
This trial uses an MRI scan to look for small liver metastases that may not be visible on a CT scan in people newly diagnosed with pancreatic cancer. It aims to improve the accuracy of staging before treatment begins.
Alessandria, PiedmontAges 18 years+ - NCT07253350Recruiting
Comparing two methods for cleaning infected pancreatic fluid collections
This trial tests a new device (Endorotor) against standard methods to clean out infected fluid collections in the pancreas after severe pancreatitis. It aims to see if the new approach works better and costs less.
ClichyAges 18 years+ - NCT07253090Recruiting
Blood pressure and vein changes after varices treatment
This trial looks at how endoscopic treatment for enlarged veins in the esophagus (from liver disease) affects certain blood pressure readings. If you have cirrhosis and need treatment to prevent bleeding from these veins, you may be able to join.
HangzhouAges 18–80 - NCT07254091RecruitingEarly Phase 1
Implantable chip to test chemo in pancreatic cancer surgery
This trial tests a tiny implantable device that measures how different chemotherapy drugs work on your tumor during surgery. The goal is to find the most effective treatment for your specific cancer.
New Hyde Park, New YorkAges 18 years+ - NCT07257796Recruiting
AI tool for finding early stomach changes
This trial tests if an artificial intelligence program can help doctors better detect certain pre-cancerous changes in the stomach lining during an advanced endoscopy procedure. It may benefit people at average risk who are already scheduled for this type of exam.
Jinan, ShandongAges 40–75 - NCT07251803Recruiting
GLP-1 medication stomach emptying study
This study uses an ultrasound to look at how full your stomach is after taking GLP-1 medications for diabetes or weight loss. It will help doctors understand if current fasting guidelines are safe before surgery or a colonoscopy.
Charleston, South CarolinaAges 18 years+ - NCT07252102Recruiting
High-flow oxygen during sedation for critical patients having GI endoscopy
This trial tests whether high-flow nasal oxygen (HFNC) reduces low oxygen levels during sedated gastrointestinal procedures. It is for patients with higher health risks (ASA grade III–IV) who need an endoscopy or treatment.
Shenzhen, GuangdongAges 18–80 - NCT03260842Recruiting
Biobank study for people at high risk of pancreatic cancer
This study collects and stores samples (bio-specimens) from adults who have pancreas cysts and are at higher risk for pancreatic cancer. The goal is to help researchers improve early detection so future patients may be diagnosed sooner.
Stanford, CaliforniaAges 18 years+
Common questions
- How many digestive system clinical trials are recruiting?
- Clin2 is tracking 7,606 recruiting gastroenterology studies from the U.S. registry right now, out of 12,023 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.