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
- NCT07099118RecruitingPhase 1
Safety and tolerability of HEC169584 in healthy people
This early-stage study checks if a new medicine called HEC169584 is safe for people and how it moves through the body. It looks for healthy volunteers to take part.
Beijing, Beijing MunicipalityAges 18–45 - NCT07103668RecruitingPhase 3
Study of a new drug for advanced stomach cancer after prior treatments
This trial tests an experimental therapy for people with advanced stomach or gastroesophageal junction cancer that has not responded to at least two prior treatments. The therapy targets a specific protein (CLDN18.2) found on cancer cells. The goal is to see if this approach can help control the disease.
BeijingAges 18 years+ - NCT07096856Recruiting
Study of Versius Robot for Gallbladder Surgery
This study is testing a robot-assisted system (Versius) for gallbladder removal surgery. It's looking at how well the system works in everyday hospital use.
Los Angeles, CaliforniaAges 22 years+ - NCT07099547RecruitingPhase 2
ZG005 plus chemo for advanced gallbladder cancer
This trial tests a new drug called ZG005 combined with standard chemotherapy for people with advanced gallbladder cancer. The goal is to see if adding ZG005 helps shrink tumors or slow the disease.
Hefei, AnhuiAges 18–75 - NCT07102368Recruiting
Study of guselkumab for inflammatory bowel disease in Germany
This study tracks how well guselkumab (Tremfya) works in real-life for people with inflammatory bowel disease in Germany. If you are starting this treatment, researchers will watch your progress and ask you to fill out simple surveys about your symptoms.
BerlinAges 18 years+ - NCT07102901RecruitingPhase 2
Study of SHR2554 with other therapies for gastric or junction cancer
This trial tests a new drug, SHR2554, combined with other anticancer treatments for advanced stomach or gastroesophageal junction cancer. It aims to see if the combination is safe and effective. You may qualify if you have measurable disease and are generally in good health.
Harbin, HeilongjiangAges 18–75 - NCT07096193RecruitingPhase 1/Phase 2
Study of GS-4321 for chronic hepatitis delta
This trial tests a new drug, GS-4321, for people with chronic hepatitis delta, a serious liver infection. It aims to see if the drug is safe and effective, and compares results in healthy volunteers and those with the virus.
Anaheim, CaliforniaAges 18–69 - NCT06356246Recruiting
Oral health survey for adults with cystic fibrosis
This study uses an online survey to learn about the oral health of adults with cystic fibrosis. Your answers can help doctors understand and improve dental care for people like you.
Ivry-sur-Seine, Île-de-France RegionAges 18 years+ - NCT06383520RecruitingEarly Phase 1
PET imaging for GPC3 in liver cancer
This study tests a new PET imaging method that targets GPC3, a protein often found in liver cancer cells. It may help doctors see and understand liver cancer better, especially in people with newly diagnosed or recurrent disease.
Wuhan, HubeiAges 18–65 - NCT06674356Recruiting
Chin tuck exercise for swallowing after stroke
This trial tests a simple neck exercise (chin tuck against resistance) to help people who have trouble swallowing after a recent stroke. The goal is to see if this exercise improves swallowing safety and strength.
TaipeiAges 18–100 - NCT06532617RecruitingPhase 2
New drug combo for advanced pancreatic cancer after first treatment
This trial tests a new drug combo (cadonilimab plus either S-1 or capecitabine) for people with advanced pancreatic cancer that has not spread to other organs and who have already tried one standard treatment. The goal is to see if this combination can help shrink or control the cancer.
Shanghai, Shanghai MunicipalityAges 18–80 - NCT06755671Recruiting
Danning tablets for digestive symptom relief
This study looks at how well Danning tablets work for people with upset stomach, bloating, heartburn, or constipation. It follows patients who are already taking the tablets as part of their regular care.
Hangzhou, ZhejiangAges 18–75 - NCT06911255RecruitingPhase 1/Phase 2
Testing two immunotherapy drugs with chemoembolization for liver cancer
This trial tests whether adding two immunotherapy drugs (tremelimumab and durvalumab) to a standard liver cancer treatment called TACE can help people with liver cancer that cannot be removed by surgery. TACE uses tiny particles to block the blood supply to the tumor and delivers chemotherapy directly to the liver.
SeoulAges 19 years+ - NCT06972199Recruiting
Foot massage or warm water bath for pain after colon cancer surgery
This trial tests whether a foot massage or a warm water foot bath can help reduce pain and improve recovery after laparoscopic surgery for colon cancer.
Istanbul, IstanbulAges 18 years+ - NCT06970678RecruitingPhase 1/Phase 2
A new way to ease pain and speed recovery after sleeve gastrectomy
This study tests whether adding two pain-management methods—a sedative infusion and a nerve block around the stomach—can help you recover faster and more comfortably after sleeve gastrectomy surgery. If you're eligible, you'll receive the extra treatment on top of standard anesthesia.
AlexandriaAges 18–60 - NCT06971627Recruiting
Remote monitoring for inflammatory bowel disease
This trial tests if regular video check-ins via phone or computer can help people with IBD stick to their medications and feel better emotionally. You would use a messaging app and video calls to stay in touch with your care team from home.
IstanbulAges 18 years+ - NCT06970509Recruiting
Improving treatment for stomach bleeding from liver disease
This trial studies better ways to use endoscopy and other treatments to stop bleeding in the stomach or esophagus caused by high blood pressure in the liver (portal hypertension). It may help if you have been diagnosed with portal hypertension and have varices (enlarged veins) in your esophagus or stomach.
Guangzhou, GuangdongAges 18 years+ - NCT03681652Recruiting
Study of recovery outcomes after Crohn’s surgery in children
This study looks at outcomes after children with Crohn’s disease have part of the bowel removed (ileo-cecal resection). It may help doctors improve post-surgery care, especially for preventing flare-ups in the months after surgery.
Petah Tikva, IsraelAges 6–18 - NCT05763277Recruiting
Predicting early response to atezolizumab plus bevacizumab
This study tries to predict how well your cancer responds early after starting a treatment called atezolizumab plus bevacizumab. If you qualify, your information may help doctors choose better treatments sooner for people with advanced liver cancer.
SeoulAges 18–80 - NCT02206841Recruiting
Study to confirm fatty liver and build fibrosis test markers
This study enrolls people with confirmed fatty liver to help researchers create and validate tests that may estimate liver scarring (fibrosis). It focuses on collecting medical information and verifying the liver condition using lab/scan results, which could help improve future care.
SeoulAges 18 years+ - NCT06972160Recruiting
Boosting colorectal cancer screening in Barcelos/Esposende
This study looks at ways to help more people get screened for colorectal cancer. If you're between 50 and 74 and haven't had certain screenings recently, you may be able to join.
PortoAges 49–75 - NCT02594813Recruiting
Bleeding risk check for endoscopy in people on blood thinners
This trial looks at how often bleeding happens after an upper scope (EGD) or colonoscopy in people who keep taking blood-thinning medicines during the procedure. The results may help doctors choose safer prep plans to lower bleeding risk.
KomaganeAges 20–90 - NCT03001362Recruiting
Wait-and-see treatment for people with rectal cancer
This study tests a “wait-and-see” approach instead of immediate surgery for certain rectal cancers, aiming to avoid unnecessary operations. It may help people who are medically able to stay under close monitoring and only have surgery if needed.
Montreal, QuebecAges 18–90 - NCT06208397Recruiting
MRI study to understand liver tumor growth patterns
This trial uses MRI scans to study how colorectal cancer that has spread to the liver grows. It may help doctors choose better treatments.
Shenyang, LiaoningAges 18–80
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.