Gastroenterology
Digestive system clinical trials
Conditions of the stomach, intestines, liver, and the rest of the digestive tract. We’re tracking 7,890 recruiting studies in this area right now.
By phase
- Not applicable4,918
- Phase 21,185
- Phase 1582
- Phase 3465
- Phase 1/Phase 2393
- Phase 4236
- Phase 2/Phase 3111
Top conditions
- Colorectal Cancer491
- Gastric Cancer296
- Pancreatic Cancer290
- Hepatocellular Carcinoma283
- Esophageal Cancer191
- Rectal Cancer176
- Breast Cancer146
- Crohn Disease144
- Ulcerative Colitis141
- Colon Cancer115
- Inflammatory Bowel Diseases108
- Hepatocellular Carcinoma (HCC)106
- Liver Cancer100
- Lung Cancer97
- Pancreas Cancer94
- Esophageal Squamous Cell Carcinoma88
- Ovarian Cancer88
- Cystic Fibrosis78
Leading sponsors
- Fudan University104
- Sun Yat-sen University90
- Mayo Clinic75
- Chinese University of Hong Kong60
- M.D. Anderson Cancer Center58
- 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
- California461
- Arizona177
- Texas149
- Florida133
- Massachusetts128
- New York123
- Alabama122
- Maryland86
- Ohio80
- Pennsylvania72
Recruiting studies7,890 total
- NCT06431945Recruiting
Hepatitis C testing for injection drug users
This trial offers free hepatitis C testing for people who inject or have injected drugs. The goal is to find hidden cases early so they can get treatment.
BrnoAges 18 years+ - NCT06433349Recruiting
How cancer affects family health
This study looks at how cancer affects the whole family. If you or a loved one is being treated for certain cancers with the goal of a cure, researchers want to learn how to best support families during this time.
Odense CAges 18 years+ - NCT06434753RecruitingPhase 3
Zinc supplements for stable advanced liver disease
This trial tests whether taking zinc supplements can improve the outlook for people with a certain type of advanced liver disease that is still stable (no major complications). If you have compensated advanced chronic liver disease and meet the criteria, you might be able to join.
BarcelonaAges 18–80 - NCT06434896Recruiting
Blood test to guide chemotherapy in stage II colon cancer
This trial is for people with stage II colon cancer who are not currently getting chemotherapy. It uses a blood test to look for tumor DNA, so doctors can decide if chemotherapy might help prevent the cancer from coming back.
's-HertogenboschAges 18 years+ - NCT06435260RecruitingPhase 2
Short radiation, chemo, and immunotherapy before pancreas cancer surgery
This trial tests a short course of radiation combined with chemo and the immunotherapy drug camrelizumab before surgery for pancreatic cancer. It aims to shrink tumor to make removal easier and improve outcomes.
Shijiazhuang, HebeiAges 18–75 - NCT06439563RecruitingPhase 3
Testing JP-1366 to prevent NSAID-related stomach ulcers
This trial tests a new drug called JP-1366 to see if it can prevent stomach ulcers caused by long-term NSAID use (like ibuprofen or naproxen) for conditions such as arthritis. It may be a good fit if you need to take NSAIDs for at least 24 weeks and have a higher risk of ulcers.
SeoulAges 19 years+ - NCT06440005RecruitingPhase 1
Testing AGX101 for advanced solid tumors
This study tests a new drug called AGX101 for people with advanced solid tumors that have not responded to other treatments. The goal is to see if it is safe and if it can shrink tumors or slow their growth.
Los Angeles, CaliforniaAges 18 years+ - NCT06440174Recruiting
Study of endoscopic ultrasound use in esophageal cancer
This study looks at how doctors use a special scope test (endoscopic ultrasound) to guide treatment decisions for people newly diagnosed with esophageal cancer. It aims to understand variations in care and improve future use of this test.
AbercynonAges 16 years+ - NCT06441565RecruitingPhase 2/Phase 3
Fruquintinib with or without liver-directed chemo for advanced colorectal cancer
This trial tests a drug called fruquintinib, given alone or with a chemotherapy infusion directly into your liver, for people whose colorectal cancer has spread to the liver and has stopped responding to standard treatments. It aims to find a new option for patients with limited cancer outside the liver.
Guangzhou, GuangdongAges 18–75 - NCT06442215Recruiting
Choosing the best surgery for rectal cancer
This trial compares surgical techniques for removing rectal cancer (anterior resection). It looks at patients with adenocarcinoma who are scheduled for surgery to find the best approach.
GironaAges 18 years+ - NCT06443307Recruiting
Study of Liposomal Irinotecan in Advanced Colorectal Cancer
This study tests a new form of chemotherapy called liposomal irinotecan (Nal-IRI) for people with advanced colorectal cancer or other solid tumors. The goal is to see how well it works and how safe it is in real-world settings.
Beijing, Beijing MunicipalityAges Any age - NCT06443346Recruiting
Registry for people with eosinophilic esophagitis
This is a registry (like a medical diary) for people with EoE who are getting regular treatment. It helps doctors track how EoE affects people over time, so they can improve care for everyone.
Milan, LombardyAges Any age - NCT06443606RecruitingPhase 3
Bezafibrate for primary biliary cholangitis with incomplete UDCA response
This trial tests if adding bezafibrate (200 mg or 400 mg) to standard UDCA treatment can improve liver function in people with primary biliary cholangitis whose UDCA alone isn't working well enough.
ParisAges 18–80 - NCT06445062RecruitingPhase 1/Phase 2
Study of new RAS inhibitors for GI solid tumors
This trial tests new drugs that target specific RAS mutations in advanced gastrointestinal cancers, like pancreatic or colorectal cancer. It aims to see if these drugs can shrink tumors or slow their growth.
Chandler, ArizonaAges 18 years+ - NCT06445361Recruiting
Liver fat study in type 1 diabetes
This trial looks at how common fatty liver disease is in people with type 1 diabetes. Doctors will check your liver with tests to learn more and find out if you might be at risk.
Genk, LimburgAges 18 years+ - NCT06446154RecruitingPhase 2
Fruquintinib after immunotherapy for advanced liver cancer
This trial tests a new drug called fruquintinib for people with advanced liver cancer who have already tried immunotherapy. It may help shrink tumors or slow cancer growth.
Guangzhou, GuangdongAges 18 years+ - NCT06446609Recruiting
Itching in drug-induced liver injury study
This study looks at itching caused by drug-induced liver injury. Researchers want to understand who gets itchy and how bad it is, which could help improve care for people with this condition.
NottinghamAges 18 years+ - NCT06446726RecruitingPhase 2
Low-dose radiation, chemo, and immunotherapy before esophageal cancer surgery
This trial tests a combination of low-dose radiation, chemotherapy, and immunotherapy before surgery for esophageal cancer. The goal is to see if this approach helps shrink the tumor and improve outcomes.
Chengdu, SichuanAges 18–75 - NCT06447064Recruiting
Cancer loyalty card study for early detection
This study looks at whether shopping loyalty card data can help detect cancer earlier. If you have a Tesco Clubcard or Boots Advantage Card, you may be able to join by sharing your purchase history to help researchers find patterns linked to cancer.
LondonAges 18 years+ - NCT06447012Recruiting
AI tool for diagnosing colon polyps
This trial uses artificial intelligence to help better identify polyps during a colonoscopy, which could improve diagnosis and treatment decisions.
LondonAges 18 years+ - NCT06447545Recruiting
Comparing air pressure levels for gallbladder surgery pain
This trial compares two different air pressure levels used during laparoscopic gallbladder removal to see which one causes less pain after surgery, including shoulder pain and bile duct injuries.
Lahore, PUNAges Any age - NCT06447870Recruiting
Why Some IBD Treatments Don't Work: A Multi-Omics Study
This study looks at why some people with inflammatory bowel disease (Crohn's or ulcerative colitis) do not respond to certain biologic treatments. Researchers will use advanced testing (multi-omics) to better understand treatment response. If you are starting or have just started treatment with infliximab, adalimumab, vedolizumab, or ustekinumab, you may be able to join.
Guangzhou, GuangdongAges 18 years+ - NCT06447961Recruiting
Psychological impacts of living with inherited colorectal cancer risk
This study explores how people feel emotionally and mentally when they have a genetic condition that raises their risk of colorectal cancer. It aims to understand the psychological effects, which could help improve support for others in the future.
LondonAges 18–99 - NCT06449339RecruitingPhase 4
Beta-blocker study for early-stage liver scarring
This study tests a medicine called carvedilol (a non-selective beta-blocker) to see if it can prevent complications in people with advanced chronic liver disease who are at high risk but haven't had serious problems like bleeding yet.
Hong KongAges 18 years+
Common questions
- How many digestive system clinical trials are recruiting?
- Clin2 is tracking 7,890 recruiting gastroenterology studies from the U.S. registry right now, out of 12,399 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.