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
- NCT06288672Recruiting
Skin patch test for food allergies in IBS
This study tests whether a skin patch can help identify food allergies in people with irritable bowel syndrome (IBS) whose symptoms are not well controlled. It involves avoiding certain foods and using patches on your back to see if you react.
North Wales, PennsylvaniaAges 18 years+ - NCT06288464Recruiting
Fiber in tube feeding to improve gut health
This trial tests adding fiber to liquid food given through a stoma before stoma reversal surgery. The goal is to see if it helps improve the balance of good bacteria in the gut.
Preston, LancashireAges 18 years+ - NCT06290258RecruitingPhase 1/Phase 2
Fecal transplant for autism with stomach issues
This study tests if transplanting healthy bacteria into the gut can help children and young adults with autism who also have stomach problems. It aims to improve both digestive and behavioral symptoms.
Taoyuan CityAges 7–30 - NCT06290505RecruitingPhase 2
Palliative therapy for esophageal cancer
This trial tests a combination of chemotherapy, radiation, and an immunotherapy drug (durvalumab) for esophageal cancer that has spread to a few other places in the body or is too advanced for surgery. It aims to see if this combination helps with swallowing difficulties and slows the cancer's growth.
Garran, Australian Capital TerritoryAges 18 years+ - NCT06291038Recruiting
Glutamine for IBS with leaky gut
This trial tests whether a supplement called glutamine can help people with irritable bowel syndrome (IBS) who have increased gut permeability (leaky gut). It aims to see if taking glutamine improves digestive symptoms and quality of life.
AmiensAges 18–75 - NCT06293014RecruitingPhase 2
TAS-102 with bevacizumab for colorectal cancer maintenance
This trial tests a combination of two drugs, TAS-102 and bevacizumab, as a follow-up maintenance treatment for people with advanced colorectal cancer. The goal is to see if this treatment can keep the cancer from growing after initial chemotherapy and bevacizumab therapy.
Zhengzhou, HenanAges 18 years+ - NCT06293625RecruitingPhase 3
Chemotherapy before surgery for colon cancer in older adults
This trial tests whether giving 6 weeks of chemotherapy (FOLFOX) before surgery can help people aged 70 and older with locally advanced colon cancer. It aims to make treatment safer and more effective for older adults.
DijonAges 70 years+ - NCT06293378Recruiting
Sulfasalazine for liver fibrosis and cirrhosis
This study tests if sulfasalazine, a medicine already used for other conditions, is safe and helpful for people with liver scarring (fibrosis or cirrhosis). It is for patients with cirrhosis caused by certain liver diseases, like PBC, hepatitis B, hepatitis C, or alcohol use.
Chongqing, Chongqing MunicipalityAges 18–70 - NCT06294548RecruitingPhase 1/Phase 2
Valemetostat plus atezolizumab and bevacizumab for advanced liver cancer
This trial tests a combination of three drugs—valemetostat, atezolizumab, and bevacizumab—for people with advanced liver cancer (HCC) who have not had systemic treatment before. The goal is to see if this combination can shrink tumors or slow disease progression.
Birmingham, AlabamaAges 18 years+ - NCT06295328RecruitingPhase 1/Phase 2
Terbinafine for chronic hepatitis B: safety and effect
This study tests whether a fungus-fighting drug, terbinafine, can help treat chronic hepatitis B. It is for people with stable disease who are not on other antivirals or are only on tenofovir.
Amsterdam, North HollandAges 18–60 - NCT06296706RecruitingPhase 3
Study of a new docetaxel for advanced stomach cancer
This trial is testing a new form of the chemotherapy drug docetaxel (called albumin-bound docetaxel) for people with advanced stomach or gastroesophageal junction cancer that has worsened after initial treatment. It aims to see if this version of the drug works better or has fewer side effects.
Shijiazhuang, HebeiAges 18–75 - NCT06296420Recruiting
Swallowing problems after thyroid surgery
This study looks at swallowing problems after thyroid surgery. It aims to understand how common these issues are and help patients recover better.
Milan, MIAges 18 years+ - NCT06296394Recruiting
Health outcomes for new parents with cystic fibrosis
This study looks at the health of parents with cystic fibrosis who have recently become a first-time parent to a young child. It aims to understand how parenting affects their health.
Birmingham, AlabamaAges 18 years+ - NCT06298188Recruiting
Studying risankizumab in children with Crohn's disease
This study follows children with Crohn's disease who have already started taking risankizumab. It aims to see how well the treatment works in real-world use.
JerusalemAges 6–18 - NCT06298461RecruitingPhase 4
Comparing bowel preps for Crohn's and colitis patients
This trial compares two different bowel preparation solutions (2L-PEG and oral sulfate solution) for people with Crohn's disease or ulcerative colitis who are having a colonoscopy. The goal is to find which preparation works better and is more comfortable for patients with these conditions.
Winnipeg, ManitobaAges 18 years+ - NCT06298916RecruitingPhase 1/Phase 2
Study of 64Cu-LNTH-1363S in Sarcoma or GI Cancer
This trial tests a new imaging agent, 64Cu-LNTH-1363S, to see if it can find certain sarcomas and gastrointestinal cancers. The goal is to help doctors better see where your cancer is and plan the best treatment. You may be eligible if you have a sarcoma or a GI cancer and are willing to have a tumor tissue sample taken.
Duarte, CaliforniaAges 15 years+ - NCT06300463RecruitingPhase 2
Immunotherapy combinations for colorectal cancer with liver tumors
This trial tests combinations of immunotherapy drugs for people with colorectal cancer that has spread to the liver and is scheduled for surgery. The goal is to see if these treatments are safe and effective before and after the operation.
New York, New YorkAges 18 years+ - NCT06300541Recruiting
Sarcopenia in inflammatory bowel disease flare-ups
This study looks at how common muscle loss (sarcopenia) is in people with inflammatory bowel disease during a flare-up, and what impact it has. By participating, you may help doctors better understand and treat muscle weakness in IBD.
GothenburgAges 18 years+ - NCT06300879Recruiting
New surgery technique for upper stomach or junction cancer
This study tests a new surgical technique for removing cancer in the upper stomach or where the stomach meets the esophagus. It aims to see if this technique is safe and effective for people with early-stage adenocarcinoma who haven't had other cancer treatments.
Shanghai, Shanghai MunicipalityAges 18–75 - NCT06302270Recruiting
Kaftrio during pregnancy and after birth
This study looks at how the cystic fibrosis medication Kaftrio works during pregnancy and after childbirth. It follows women with cystic fibrosis who are already taking Kaftrio and their newborn babies.
StockholmAges Up to 50 years - NCT06302751Recruiting
Mobile app to improve recovery after colorectal cancer surgery
This trial tests whether a mobile app can help people recover better after colorectal cancer surgery. If you join, you'll use the app to track your recovery and get support, which may improve your overall outcome.
Rozzano, MIAges 18 years+ - NCT06303752RecruitingPhase 1/Phase 2
Tissue therapy for complex anal fistula
This trial tests whether a special tissue therapy can help heal complex anal fistulas that involve a large part of the sphincter muscle. It is for adults who need surgery for this condition and do not have certain other health issues.
OdenseAges 18 years+ - NCT06304350RecruitingPhase 2
Pembrolizumab plus chemo before surgery for esophageal cancer
This trial tests whether adding the immunotherapy drug pembrolizumab to standard chemotherapy (given before surgery) can help shrink stage II/III esophageal cancer. The goal is to make surgery more likely to remove all cancer and improve outcomes.
Shanghai, Shanghai MunicipalityAges 18–75 - NCT06305728Recruiting
New MRI scan and blood tests to find early signs of pancreatic cancer in people with IPMN
This study tests a special MRI scan and blood tests to see if they can detect early pancreatic cancer in people with high-risk pancreatic cysts called IPMNs. It may help identify cancer earlier, when treatment is more likely to work.
Basking Ridge, New JerseyAges 18 years+
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.