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
- NCT06698250RecruitingPhase 2
Study of triple therapy for untreated liver cancer
This study tests a combination of three drugs (zanzalintinib, durvalumab, and tremelimumab) for people with liver cancer that cannot be removed by surgery and who have not received prior systemic treatment. The goal is to see if this combination can shrink or slow the growth of the cancer.
Pittsburgh, PennsylvaniaAges 18 years+ - NCT06698302Recruiting
Validation of a Spanish pain questionnaire (COMPAT-SF)
This study asks Spanish-speaking people with chronic pancreatitis to fill out a questionnaire about their pain. It aims to test whether a Spanish version of the COMPAT (a pain-assessment tool) works well.
Dallas, TexasAges 18 years+ - NCT06698458Recruiting
DaRT radiation plus chemo for advanced pancreatic cancer
This trial tests a new type of radiation called DaRT (Alpha DaRT) combined with standard chemotherapy for people with pancreatic cancer that is locally advanced or has spread. The goal is to see if adding this radiation treatment can help shrink tumors or slow the cancer's growth.
Gilbert, ArizonaAges 18–120 - NCT06698601Recruiting
Wild blueberries for colitis inflammation
This study tests whether eating wild blueberries can help reduce inflammation in people with Crohn's disease or ulcerative colitis. You would eat wild blueberries during your hospital stay and have a colonoscopy to see how your gut is doing.
Bamberg, BavariaAges 18 years+ - NCT06698757RecruitingPhase 2
Testing different cycles of sintilimab before surgery for colorectal cancer
This trial tests how many cycles of the immunotherapy drug sintilimab given before surgery help treat colorectal cancer that is mismatch repair deficient (dMMR) or microsatellite instability-high (MSI-H). It is for locally advanced cancer that has not spread to other parts of the body.
Zheng'zhou, HenanAges 18–75 - NCT06699030Recruiting
Diet therapy to pass tiny gallstones
This trial tests whether a special diet can help pass tiny gallstones (smaller than 2 mm) out of your gallbladder without surgery. It might be a good option if you have very small stones and want to avoid more invasive treatments.
Lanzhou, GansuAges 18–70 - NCT06699121RecruitingPhase 2
Testing LB-P8 for people with primary sclerosing cholangitis
This trial tests a new treatment called LB-P8 for people with primary sclerosing cholangitis (PSC), a liver disease. It aims to see if LB-P8 is safe and can help slow the disease down. You may join if you meet certain health requirements.
Sacramento, CaliforniaAges 18–75 - NCT06699433Recruiting
AI virtual pediatric patient training for primary care doctors
This trial uses artificial intelligence to create virtual standardized pediatric patients. It helps train doctors who work in primary care settings, like community health centers and clinics.
Guiyang, GuizhouAges Any age - NCT06701968Recruiting
Healthy Nordic diet for heart artery health after heart attack
This study tests whether a healthy Nordic diet (like whole grains, berries, fish, and vegetables) can slow down hardening of the arteries in people who have had a heart attack or have stable chest pain. It lasts 18 months and aims to improve heart health.
UppsalaAges 50–80 - NCT06702683Recruiting
Sintilimab blood levels in advanced stomach cancer
This study looks at how the amount of Sintilimab in your blood relates to how well it works and what side effects you might have. If you have advanced stomach cancer and are planning to get Sintilimab, this trial could help your doctor find the best dose for you.
Nanjing, JiangsuAges 18 years+ - NCT06703632Recruiting
Testing a new stool test for early colon cancer detection
This study is evaluating PreveCol, a new second-line stool test for people aged 50–69 who had a positive FIT/FOBT result and are already scheduled for a colonoscopy. It aims to find out if this test can help detect colorectal cancer earlier.
Lisbon, Lisbon DistrictAges 50–69 - NCT06704321Recruiting
Effects of TOTUM-448 on liver fat and heart health
This trial tests a supplement called TOTUM-448 to see if it can reduce liver fat and improve heart health in people with a fatty liver condition (MASLD). If you have excess liver fat and are overweight, this study could help find new ways to manage your condition.
Québec, QuebecAges 18–75 - NCT06704516RecruitingPhase 1
HRT and fatty liver disease in menopausal women – a pilot study
This study tests whether starting hormone replacement therapy (HRT) improves liver health in women with menopause and fatty liver disease (MASLD). It aims to understand how HRT might help reduce fat in the liver.
Oxford, OxfordshireAges 18 years+ - NCT06705153Recruiting
Laughter yoga for irritable bowel syndrome
This study tests whether laughter yoga can help reduce IBS symptoms like belly pain and bloating, and also improve mood, sleep, and overall quality of life. You would join video calls where you practice special laughing exercises (no jokes needed) and then answer questionnaires.
Erzurum, YakutiyeAges 18–90 - NCT06705335Recruiting
Pancreatic cancer study: looking at convertase enzymes
This study collects tissue samples from people with pancreatic cancer to study convertase enzymes. It may help us understand how these enzymes affect the disease.
BordeauxAges 18 years+ - NCT06705387RecruitingPhase 2
Dupilumab vs steroid for narrow EoE in young people
This study compares two treatments for EoE that has caused narrowing in the esophagus: dupilumab (a biologic injection) versus a topical corticosteroid (a swallowed steroid). It aims to see which works better for teens and young adults to improve swallowing and reduce inflammation.
Aurora, ColoradoAges 12–25 - NCT06705842RecruitingPhase 4
Cost comparison study for burst appendix surgery
This study compares two different ways of managing care after surgery for a burst appendix (perforated appendicitis). It helps doctors understand which approach is more cost-effective and better for patients like you.
Houston, TexasAges 18 years+ - NCT06705998RecruitingPhase 1
Testing safety and tolerability of BAR502 in healthy adults
This trial is testing a new drug, BAR502, to see if it is safe and how the body handles it. It is for healthy volunteers to gather initial information before testing in patients with a condition.
ArzoAges 18–55 - NCT06706700Recruiting
Biomarkers to predict cancer risk in pancreatic IPMN
This trial studies whether blood markers can help predict which pancreatic IPMNs are likely to become cancerous. If successful, it could help doctors decide when surgery is needed.
Milan, ItalyAges 18 years+ - NCT06706856Recruiting
Ultrasound test for fatty liver disease in kids
This study explores if a new ultrasound technique can detect fatty liver disease in children. It aims to find a simpler, safer way to check liver health without needing an MRI or biopsy.
La Jolla, CaliforniaAges 9–18 - NCT06707129Recruiting
New criteria to see if NASH liver scarring has reversed
This study is creating better ways to measure if liver scarring from NASH (a type of fatty liver disease) has improved. It may help doctors know if treatments are working.
Beijing, Beijing MunicipalityAges 18–70 - NCT06707233RecruitingPhase 2
Y-90 radioembolization for large liver cancer (over 7 cm)
This trial tests a treatment called Y-90 radioembolization (SIRT) for people with liver cancer that is too large to be removed surgically. The treatment delivers tiny radioactive beads directly to the tumor through the liver's blood supply, which may shrink the tumor and improve outcomes.
Guangzhou, GuangdongAges 18–75 - NCT07345676Recruiting
Helping patients complete colorectal cancer screening
This trial is testing a simple program to help people who are due for colorectal cancer screening to complete their test. It's for patients at Cornell Scott Hill Health who either haven't finished a screening order or had an abnormal stool test without follow-up.
New Haven, ConnecticutAges 45–75 - NCT07687628Recruiting
Camera test for breathing trouble in newborns with fistula
This study tests whether a camera-based scope can help doctors diagnose breathing problems in newborns who had surgery for a birth defect where the food tube and windpipe are connected. The goal is to avoid putting a breathing tube in the child during the exam.
Bergamo, ItalyAges birth–4 weeks
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.