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
- NCT07196189Recruiting
Fecal transplant for eating disorders
This study tests whether a fecal microbiota transplant (transferring healthy donor stool into your gut) can help treat eating disorders like anorexia, bulimia, or binge eating disorder. It is for women ages 18 to 50 who have not had antibiotics in the last 3 months.
RouenAges 18–50 - NCT07198984Recruiting
Boosting gut bacteria to improve digestive health
This study tests whether boosting certain gut bacteria can improve your gut health. If you're a healthy adult who exercises regularly or eats a flexitarian diet, this trial may be for you.
Jouy-en-JosasAges 20–80 - NCT06940102Recruiting
A study on megestrol acetate for weight loss in advanced digestive cancer
This study tests a special form of megestrol acetate (a medicine that can help with appetite and weight gain) in people with advanced digestive system cancers who are about to start or are already taking a type of targeted therapy called a TKI. The goal is to see if it helps with cancer-related weight loss and wasting (cachexia).
Shenyang, LiaoningAges 18 years+ - NCT06555003RecruitingPhase 3
DEBIRI plus chemo vs. chemo alone for liver metastases
This trial tests if a treatment called DEBIRI (tiny beads delivering chemo directly to the liver) plus standard chemotherapy works better than chemotherapy alone for colorectal cancer that has spread to the liver and can't be fully removed by surgery.
Tehran, Tehran ProvinceAges 18 years+ - NCT06939569Recruiting
Studying fatty liver disease in people with inflammatory bowel disease
This study looks at how common non-alcoholic fatty liver disease is in people with inflammatory bowel disease (Crohn's or colitis). Researchers want to learn more about the link between the two conditions.
ShanghaiAges 18 years+ - NCT04448028RecruitingPhase 4
Stopping acid pills in liver cirrhosis: test placebo effect
This study tests whether stopping proton-pump inhibitor (PPI) acid-reducing medication is safe and works as expected for people with liver cirrhosis. Participants switch to either the study medication or a placebo (inactive pill) under close monitoring.
Hamburg, Free and Hanseatic City of HamburgAges 18 years+ - NCT06418659RecruitingEarly Phase 1
CD-801 for advanced liver cancer
This early-phase trial tests an experimental drug called CD-801 given through an IV for people with advanced liver cancer (HCC) that cannot be surgically removed and has not responded to or is not suitable for standard treatments. The goal is to see if CD-801 is safe and helps shrink tumors.
Shanghai, Shanghai MunicipalityAges 18 years+ - NCT06621173RecruitingEarly Phase 1
Gene therapy for advanced colorectal cancer (dMMR/MSI-H)
This trial tests a new gene therapy (HNF4α SrRNA) given through a vein for people with advanced colorectal cancer that has a specific genetic marker (dMMR or MSI-H). It's for those who have already tried standard treatments without success or couldn't take them.
Shanghai, Shanghai MunicipalityAges 18 years+ - NCT06822413Recruiting
Using light and AI to find cancer early
This trial uses a special light-based test and artificial intelligence to detect several types of cancer early. It aims to see if this method can accurately identify cancer or precancerous changes before any treatment starts.
Nanchang, JiangxiAges Any age - NCT07191106Recruiting
Remote exercise program for inflammatory bowel disease
This study tests whether a remote exercise program, done at home using an app, can improve quality of life for people with inflammatory bowel disease (IBD). It may help if you are motivated to start a gentle physical activity routine and have internet access.
MontfermeilAges 18 years+ - NCT07186296Recruiting
Emerald blood test study for new cancer diagnosis
This study is testing a blood test that looks for signs of lung, breast, colorectal, pancreatic, or ovarian cancer. If you have just been told you might have one of these cancers and haven't started treatment yet, this study may be an option to help learn more about your cancer from a simple blood draw.
Long Beach, CaliforniaAges 45 years+ - NCT07185919Recruiting
Odevixibat (Bylvay) study for PFIC patients in South Korea
This study is tracking how well odevixibat (Bylvay) works and how safe it is for people with progressive familial intrahepatic cholestasis (PFIC) in South Korea. It is for patients who are already prescribed this medicine by their doctor, and it monitors their progress over time.
GyeongsangAges Any age - NCT07189871RecruitingPhase 1/Phase 2
Targeted radiation therapy for advanced solid tumors
This study tests a new radioactive treatment (177Lu-BetaBart) for people with certain advanced solid tumors that have stopped responding to standard treatments. It aims to see if this targeted therapy can slow or stop tumor growth.
Dothan, AlabamaAges 18 years+ - NCT07184996RecruitingPhase 3
Study of duvakitug for moderate to severe ulcerative colitis
This study tests a new drug called duvakitug for people with moderate to severe ulcerative colitis that hasn't been helped enough by standard treatments. The goal is to see if this medicine can reduce inflammation and improve symptoms.
Peoria, ArizonaAges 16–80 - NCT07186101RecruitingPhase 2
Testing a new combo therapy for ulcerative colitis
This study tests two drugs together (LY4268989 and mirikizumab) in people with moderate to severe ulcerative colitis. It's for those whose current treatments didn't work well enough.
Scottsdale, ArizonaAges 18–80 - NCT07188103RecruitingPhase 2
Ivonescimab and short radiation for advanced esophageal cancer
This trial combines a targeted immunotherapy drug (ivonescimab) with a short course of radiation to treat advanced esophageal cancer that has worsened after first treatment. It aims to see if this combination can help when standard options have stopped working.
Hefei, AnhuiAges 18–80 - NCT07191418Recruiting
Study of ERCP with RFA for pancreatic cancer with liver spread
This study tests a combination of endoscopic procedures (ERCP and RFA) to open the blocked bile duct and treat the tumor with heat in people with pancreatic cancer that has spread to the liver. The goal is to see if this approach can help relieve symptoms and improve outcomes while you continue chemotherapy.
UmeåAges 18–85 - NCT06945978Recruiting
Testing a blood test to predict treatment response in advanced pancreatic cancer
This study looks at a special blood test (miRNA panel) to see if it can help predict how well treatment works for people with advanced pancreatic cancer. If you are starting FOLFIRINOX for the first time, you may be able to join.
São Paulo, São PauloAges 18 years+ - NCT07183865RecruitingPhase 2
Radiation, chemo, and immunotherapy for recurrent rectal cancer
This trial tests a new combination of radiation, chemotherapy (NALIRIF), and an immunotherapy drug (PD-1 antibody) for rectal cancer that has come back in the pelvis. The goal is to see if this approach can help control the cancer better.
Shanghai, Shanghai MunicipalityAges 18–75 - NCT07192185RecruitingPhase 2
Chemo plus immunotherapy for advanced liver cancer after first treatment fails
This trial tests a new combination of chemotherapy (FOLFOX) plus atezolizumab and bevacizumab for people with advanced liver cancer that has grown after having atezolizumab and bevacizumab alone. The goal is to see if adding chemo helps stop the cancer from growing further.
Guangzhou, GuangdongAges 18–75 - NCT07187154Recruiting
Symptom management after esophagus cancer surgery
This trial tests a symptom management program using a WeChat mini program for people recovering from esophagus cancer surgery. It aims to help you track and manage your symptoms based on your own reports after the operation.
BeijingAges 18 years+ - NCT07187830Recruiting
Semaglutide for belly fat and liver health in kidney disease
This study looks at whether semaglutide (a diabetes medication) affects belly fat and the liver in people who have both type 2 diabetes and chronic kidney disease. It aims to understand if the drug can improve these health markers even in patients with reduced kidney function.
Edmonton, AlbertaAges 18 years+ - NCT07192978Recruiting
Does activity before surgery affect recovery after hernia repair?
This study looks at whether how active you are before hernia surgery can affect your recovery. It may help doctors give better advice to future patients.
StrasbourgAges 18 years+ - NCT07191886Recruiting
Managing liver disease: what matters to you?
This study asks people with liver disease about their needs and concerns during regular clinic visits. Your answers may help doctors improve care for others.
Indianapolis, IndianaAges 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.