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
- NCT07221253RecruitingPhase 3
Study of Rilvegostomig or Durvalumab plus chemo for biliary tract cancer
This trial tests two immunotherapy drugs (rilvegostomig or durvalumab) combined with standard chemotherapy for people with bile duct or gallbladder cancer that has spread or cannot be removed. It aims to see if these combinations work better than chemo alone.
Birmingham, AlabamaAges 18 years+ - NCT05148494RecruitingPhase 4
Enema versus drink for bowel prep before rectal surgery
This trial compares two bowel-clearing methods—an enema given through the rectum versus an oral (by mouth) mechanical bowel prep—during a specific type of rectal surgery. It aims to find which method works better and is easier or safer for patients.
Halifax, Nova ScotiaAges 18–75 - NCT03208868Recruiting
Amino acid drink to help rebuild muscle in cirrhosis
This trial tests whether a special mix of amino acids (building blocks for muscle) can help reverse muscle loss in people with cirrhosis. It aims to improve muscle health while keeping you safe from known complications of liver disease.
Cleveland, OhioAges 18–70 - NCT06432582Recruiting
Liver disease blood marker study for people with stiff livers
This study looks at whether certain micro-RNA levels in your blood can help predict how your chronic liver disease is progressing. It is for people who already have some liver stiffness (measured by a special ultrasound) and are being treated at the University Hospital St. Pölten.
Sankt Pölten, Lower AustriaAges 18 years+ - NCT07623369RecruitingPhase 1
First-in-Human Study of HH160 for Advanced Solid Tumors
This is an early-stage trial testing a new drug called HH160 in patients with advanced cancer (solid tumors). Researchers want to find the right dose and learn how well it works and what side effects it causes.
Waratah, New South WalesAges 18–75 - NCT07546812RecruitingPhase 2
Testing Denikitug for advanced stomach and esophageal cancer
This study tests a new drug called denikitug, alone or combined with other cancer treatments, for patients with advanced stomach, gastroesophageal junction, or esophageal adenocarcinoma that has progressed after initial treatment. The drug targets immune cells to help your body fight cancer.
Boston, MassachusettsAges 18 years+ - NCT06937086RecruitingPhase 3
Mirikizumab plus tirzepatide for UC with obesity
This study tests whether adding mirikizumab to the weight-loss drug tirzepatide helps people with moderate-to-severe ulcerative colitis who also have obesity or overweight. It aims to see if the combination reduces bowel inflammation and helps with weight management.
Dothan, AlabamaAges 18–70 - NCT07415044RecruitingPhase 2
Study of LY4268989 for moderate to severe ulcerative colitis
This study tests an investigational medication called LY4268989 for adults with moderate to severe ulcerative colitis (UC). It's for people who have tried other treatments without success. The goal is to see if the drug can reduce inflammation and improve symptoms.
Phoenix, ArizonaAges 18–80 - NCT06632457RecruitingPhase 3
Survodutide for NASH/MASH cirrhosis: a phase 3 trial
This study tests an investigational drug called survodutide for people with a type of fatty liver disease (NASH or MASH) that has progressed to cirrhosis. The goal is to see if it can improve liver health.
Peoria, ArizonaAges 18 years+ - NCT03842007Recruiting
Study of constipation symptoms and how bowel function works
This study looks at how normal bowel movements work, and what goes wrong in people with long-term constipation. It may help researchers better understand constipation causes, which can guide future treatments.
Rochester, MinnesotaAges 18–80 - NCT07227207RecruitingPhase 1/Phase 2
Study of TSRA-196 for adults with Alpha-1 Antitrypsin Deficiency
This trial tests a new medicine called TSRA-196 for people with Alpha-1 Antitrypsin Deficiency who have the PiZZ genetic type. The study looks at whether TSRA-196 can help with lung or liver problems related to this condition.
Boston, MassachusettsAges 18–70 - NCT07035431Recruiting
Endo-SPONGE for Leaks After Colorectal Surgery
This trial tests a treatment called Endo-SPONGE for people who have a leak at the connection site after colorectal surgery. It aims to help the leak heal using a special sponge placed through an endoscope.
Sacramento, CaliforniaAges 18 years+ - NCT07429110Recruiting
ColoSeal device study for rectal cancer surgery patients
This study tests a device called ColoSeal that protects the connection made during rectal cancer surgery. It is for patients who are having surgery to remove the tumor and reattach the bowel, and who also need a temporary ostomy.
Orlando, FloridaAges 22–75 - NCT06632444RecruitingPhase 3
Study of survodutide for liver disease NASH/MASH with fibrosis
This trial tests an investigational drug called survodutide for people with NASH or MASH, a type of fatty liver disease that also has liver scarring (moderate or advanced fibrosis). The goal is to see if the drug can improve the condition.
Birmingham, AlabamaAges 18 years+ - NCT05883748Enrolling by invitationPhase 2/Phase 3
Long-term study of bitopertin for EPP safety and benefit
This trial studies how safe and well bitopertin works over the long term for people with EPP. It mainly includes people who already finished an earlier bitopertin study, to keep tracking side effects and overall progress.
Birmingham, AlabamaAges 12 years+ - NCT07621718RecruitingPhase 3
Zoldonrasib plus chemotherapy for metastatic pancreatic cancer with KRAS mutation
This trial tests whether adding a new drug called zoldonrasib to standard chemotherapy works better than chemotherapy alone for pancreatic cancer that has spread and has a specific KRAS G12D mutation. The goal is to see if this combination helps patients live longer and control their cancer better.
Tucson, ArizonaAges 18 years+ - NCT07109726RecruitingPhase 1/Phase 2
Testing TER-2013 for advanced tumors with AKT/PI3K/PTEN changes
This trial tests a new drug called TER-2013, alone or combined with another drug (fulvestrant), for people with advanced solid tumors that have specific genetic changes in the AKT/PI3K/PTEN pathway. It aims to see if the drug is safe and effective.
Duarte, CaliforniaAges 18 years+ - NCT07165028RecruitingPhase 3
Study of new drugs for fatty liver with scarring
This trial tests new medicines for adults with fatty liver disease (MASLD) that has already caused some liver scarring. It aims to see if these drugs can help prevent the liver disease from getting worse.
Tuscaloosa, AlabamaAges 18 years+ - NCT06937099RecruitingPhase 3
Testing two drugs for Crohn's with weight issues
This trial tests two study drugs, mirikizumab and tirzepatide, in people with moderate to severe Crohn's disease who also have overweight or obesity. The goal is to see if these treatments can help control Crohn's symptoms and inflammation.
Dothan, AlabamaAges 18–70 - NCT07213804RecruitingPhase 3
Study of sofetabart mipitecan for ovarian cancer
This trial tests a new drug called sofetabart mipitecan for people with ovarian cancer that has come back after treatment. It is for those whose cancer is either resistant to platinum chemo (Part A) or sensitive to it (Parts B and C). The study will see if the drug can help shrink or slow the cancer.
Birmingham, AlabamaAges 18 years+ - NCT05726032RecruitingPhase 2
Empagliflozin for fluid buildup from cirrhosis
This Phase 2 study tests empagliflozin to see if it can improve fluid buildup (ascites) in people with cirrhosis. It may help reduce symptoms related to fluid retention, but you must meet specific safety and stability requirements.
New Haven, ConnecticutAges 18 years+ - NCT07677358RecruitingPhase 1
Atirmociclib in people with normal or reduced liver function
This study tests how the body handles the medicine Atirmociclib in people with different levels of liver function, from normal to moderate or severe liver disease. It helps doctors understand if the dose needs to be adjusted for people with liver problems.
Miami Lakes, FloridaAges 18 years+ - NCT06645015Recruiting
AI tool for colon or rectal cancer surgery decisions
This trial tests an AI-based platform to help plan the best surgery for people with colon or rectal cancer. It aims to improve decision-making by both doctors and patients.
AalborgAges 18 years+ - NCT06225011RecruitingPhase 1
Can a common antidepressant help your immune system fight colorectal cancer before surgery?
This trial is testing whether a common antidepressant called fluoxetine (Prozac) can help your immune system fight colorectal cancer before surgery. It's for people with early-stage colorectal cancer who have not yet had treatment.
Los Angeles, CaliforniaAges 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.