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
- NCT06544720RecruitingPhase 1
SCG142 TCR-T cell therapy for HPV-related cancers
This trial tests a new treatment called SCG142 TCR-T cells for cancers caused by HPV. The therapy uses your own immune cells to fight the tumor. It may help if other treatments haven't worked or are not available.
Qingdao, ShandongAges 18 years+ - NCT06544863Recruiting
Better support for cirrhosis and liver transplant patients
This study tests a new care support program for people with cirrhosis or who have had a liver transplant. It aims to improve how patients are followed and helped at the hospital.
ParisAges 18 years+ - NCT06545331RecruitingPhase 1
A study of XB010 for advanced solid tumors
This trial tests an investigational drug called XB010 for people with solid tumors that have spread or cannot be removed by surgery. It aims to see if XB010 is safe and effective for several cancer types, including lung, breast, head and neck, and esophageal cancers.
Irvine, CaliforniaAges 18 years+ - NCT06545526RecruitingPhase 3
Celecoxib and metformin for familial adenomatous polyposis
This trial tests whether a combination of two drugs, celecoxib and metformin, can prevent the growth of polyps in the colon or duodenum (the first part of the small intestine) in people with familial adenomatous polyposis (FAP). FAP is a condition that causes many polyps to form, raising the risk of cancer. If you have FAP, are between 20 and 55, and have at least 5 polyps that are 2mm or larger, this study may be for you.
SeoulAges 20–55 - NCT06545630RecruitingPhase 1
Personalized immune cell vaccine for colorectal cancer with liver spread
This trial tests a personalized vaccine made from your own immune cells (dendritic cells) that are trained to recognize colorectal cancer. It is for people who had surgery for colorectal cancer that spread to the liver and are now at high risk for the cancer returning.
Chengdu, Chengdu/SichuanAges 18–75 - NCT06546176Recruiting
Comparing two surgical methods for colorectal cancer
This trial tests two different ways to reconnect the intestine after removing a sigmoid or upper rectal tumor. The goal is to see which method leads to better healing.
CairoAges 18 years+ - NCT06546969RecruitingPhase 1
Combination therapy for advanced bile duct cancer
This trial tests a combination of chemotherapy, immunotherapy, and heat therapy (hyperthermia) with a special radiation technique for advanced bile duct or gallbladder cancer that hasn't been treated before. It aims to see if this combination can help shrink tumors and improve outcomes.
Baltimore, MarylandAges 21 years+ - NCT06547203RecruitingPhase 2
Cetuximab, irinotecan, and toripalimab for right-sided colorectal cancer
This trial tests a combination of three drugs (cetuximab, irinotecan, and toripalimab) for people with advanced right-sided colon cancer that does not have certain gene mutations. It's for those whose cancer has gotten worse after standard treatments.
Guangzhou, GuangdongAges 18–80 - NCT06547736RecruitingPhase 2
Precision treatment for advanced pancreatic cancer
This trial tests personalized therapies for people with advanced pancreatic cancer that has spread or cannot be removed. It aims to find the best treatment based on your tumor's unique features.
Shanghai, Shanghai MunicipalityAges 18–75 - NCT06548412RecruitingPhase 1/Phase 2
New drug combo for first-line treatment of advanced bile duct cancer
This trial tests a new drug called CTX-009 combined with three standard chemotherapy drugs (gemcitabine, cisplatin, and durvalumab) as a first treatment for bile duct cancer that cannot be removed by surgery or has spread. It aims to see if this combination is safe and effective.
Houston, TexasAges 18 years+ - NCT06548399Recruiting
Bacteria study for IBD patients with ongoing abdominal pain
This study looks at bacteria in your gut that may produce chemicals linked to ongoing pain in Crohn's disease or ulcerative colitis, even when the disease itself is not very active. Researchers want to understand why some people still have moderate to severe abdominal pain even after their inflammation has calmed down.
Hamilton, OntarioAges 18–70 - NCT06548542RecruitingPhase 2
Targeted therapy study for moderate to severe Crohn's disease
This study tests a new targeted therapy for adults with moderate to severe Crohn's disease who haven't responded well to other treatments. It aims to reduce inflammation and improve symptoms.
Dothan, AlabamaAges 18–75 - NCT06548724Recruiting
Quality of life after anal fistula surgery
This study looks at how fistula surgery affects your daily life and functioning. It may be a good option if you have an anal fistula that needs treatment.
Al Mansurah, DakahlyiaAges 18–80 - NCT06549725Recruiting
Lipidica software for pancreatic cancer screening
This trial tests a software that analyzes fats (lipids) in your blood to find pancreatic cancer early. You may join if you have pancreatic cancer that can be removed with surgery, or if you are at very high risk due to family history or certain gene mutations.
Prague, CzechiaAges 18 years+ - NCT06549673Recruiting
Stopping beta blocker in controlled cirrhosis
This study is checking if it is safe for people with cirrhosis (liver scarring) to stop taking a certain blood pressure medicine (non-selective beta blockers) if their main liver problem is under control. If you've had varices or bleeding in the past and your liver is now stable, this trial will see if you can safely stop the medicine.
SydneyAges 18 years+ - NCT06550063Recruiting
HER2 status in esophagogastric cancer and patient outcomes
This study looks back at medical records of people with a certain type of esophageal or stomach cancer to see how HER2 status relates to patient outcomes. It may help guide future treatment decisions.
Dublin, LeinsterAges Any age - NCT06550310Recruiting
Nutrition and IBD treatment outcomes
This study looks at how nutrition affects people with IBD who are starting a new treatment or having surgery. Researchers want to find out if diet or body changes influence how well you recover.
LondonAges 16 years+ - NCT06550622Recruiting
Better Detection of Hepatitis B Virus After Treatment
This study looks at a new way to detect the hepatitis B virus in the blood, even after standard tests say it's gone. It may help people who have stopped treatment and want to see if the virus comes back.
Shanghai, Shanghai MunicipalityAges 18–65 - NCT06550856Recruiting
Stitch vs no stitch for ulcer repair
This trial compares two surgical methods to repair a hole in the stomach or upper intestine. The first method uses a stitch to hold a piece of tissue over the hole, while the second just uses the tissue patch alone.
SohagAges Any age - NCT06551207Recruiting
New drug combo with radiation for advanced MSS colon cancer
This trial tests a new combination—an immunotherapy drug (cadonilimab) plus a targeted anti-angiogenesis pill (fruquintinib) and focused radiation (SBRT)—for people with MSS colorectal cancer that has progressed after at least two prior treatments. The goal is to see if this triple approach can help shrink or control the cancer better than standard options.
Wuhan, HubeiAges 18–75 - NCT06551272RecruitingPhase 2
Gut bacteria change to help immunotherapy for liver cancer
This trial tests whether changing the bacteria in your gut (with a probiotic) can help your current immunotherapy work better if your liver cancer has been growing. It's for people with advanced liver cancer who will continue their same immunotherapy despite the cancer progressing.
BobignyAges 18 years+ - NCT06551961Recruiting
How two fibers affect your gut health
This study tests how two types of fiber (inulin and methylcellulose) affect your gut when eaten regularly. You'll eat provided meals and have your breath tested to see how your gut breaks down the fiber.
Nottingham, NottinghamshireAges 18–65 - NCT06552078Recruiting
Biobank Registry for Bile Duct and Pancreas Diseases
This trial is building a registry (a collection of samples and health information) for people with bile duct or pancreas diseases. By joining, you help researchers study these conditions to improve future treatments.
MilanAges 18 years+ - NCT06553053Recruiting
Acupuncture to prevent Crohn's disease relapse
This trial tests if acupuncture can help people with Crohn's disease stay in remission longer and avoid flare-ups. If you are in remission but have had frequent relapses, this study may be for you.
ShanghaiAges 16–75
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.