Gastroenterology
Digestive system clinical trials
Conditions of the stomach, intestines, liver, and the rest of the digestive tract. We’re tracking 7,599 recruiting studies in this area right now.
By phase
- Not applicable4,683
- Phase 21,187
- Phase 1568
- Phase 3457
- Phase 1/Phase 2366
- Phase 4228
- Phase 2/Phase 3110
Top conditions
- Colorectal Cancer478
- Pancreatic Cancer287
- Gastric Cancer283
- Hepatocellular Carcinoma256
- Esophageal Cancer189
- Rectal Cancer168
- Breast Cancer146
- Crohn Disease134
- Ulcerative Colitis129
- Colon Cancer114
- Hepatocellular Carcinoma (HCC)112
- 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
- Second Affiliated Hospital, Zhejiang University, School of Medicine56
- Chinese University of Hong Kong55
- 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
- Arizona189
- Texas140
- Alabama129
- Florida128
- New York120
- Massachusetts119
- Maryland88
- Ohio79
- Illinois69
Recruiting studies7,599 total
- 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+ - NCT06690112Recruiting
Early drain removal after stomach cancer surgery
This pilot study tests whether it is safe to remove the surgical drain early in patients with a specific amount of output after stomach cancer surgery. It may help reduce discomfort and hospital stay for patients whose drain output is moderate.
SeoulAges 18–79 - NCT06764134Recruiting
Testing a new stapler to prevent pancreatic leaks after surgery
This trial tests a new type of stapler (AEON) used during surgery to remove the left part of the pancreas. The goal is to see if it helps reduce the risk of a leak from the pancreas after surgery.
Heidelberg, Baden-WurttembergAges 18 years+ - NCT06762782RecruitingPhase 2
Lenvatinib after liver cancer surgery to prevent recurrence
This trial tests whether taking lenvatinib after liver cancer surgery can lower the chance of the cancer coming back. It is for people who have a high risk of recurrence and have recently had their liver tumor completely removed.
Nanjing, JiangsuAges 18–80 - NCT06763861Recruiting
Sacral nerve study for fecal incontinence after rectal cancer surgery
This trial tests how sacral neuromodulation affects the external anal sphincter in people with fecal incontinence after rectal cancer treatment. It aims to understand if this nerve stimulation can improve muscle function and reduce leakage.
Umeå, Västerbotten CountyAges 18 years+ - NCT07506746Recruiting
Study on esophagus movement
This study tracks patients with reflux, swallowing problems, or other esophageal symptoms to understand how the esophagus moves. It may help if you have heartburn, regurgitation, or related issues like cough or chest pain.
Milan, LombardyAges 18 years+ - NCT07498829Recruiting
Cancer risk genetic testing for people with female organs
This study offers free genetic testing to women, trans men, and non-binary people (with female reproductive organs) who have not had previous testing for certain cancer-related genes. It aims to find people at higher risk for cancer so they can take steps to prevent it or catch it early.
LondonAges 18 years+ - NCT07502053Recruiting
Can a dye help prevent a pancreas leak after Whipple surgery?
This trial tests if using a special dye during surgery can reduce the risk of a pancreatic fistula (a leak from the pancreas) after a Whipple procedure. The dye helps the surgeon see blood flow to the remaining pancreas, which may improve healing.
Girona, GironaAges 18 years+ - NCT07504471RecruitingPhase 2
Bicarbonate plus chemo and immunotherapy for pancreatic cancer liver spread
This trial tests adding sodium bicarbonate to a chemotherapy plus immunotherapy regimen for pancreatic cancer that has spread to the liver. The goal is to see if this combination helps shrink tumors and improves outcomes.
Shanghai, Shanghai MunicipalityAges 18 years+ - NCT07506057RecruitingPhase 2
Trastuzumab, serplulimab, and chemo for advanced bile duct or bladder cancer
This trial tests a combination of trastuzumab (a HER2-targeted drug), serplulimab (an immunotherapy), and chemotherapy for people with advanced bile duct or bladder cancer that is HER2-positive and has not responded to prior treatments. The goal is to see if this mix can shrink tumors or slow the disease.
Shenyang, LiaoningAges 18–85 - NCT07500298RecruitingPhase 1
New drug plus standard chemo for spread colorectal cancer
This trial tests a new drug called SAR445877 combined with two standard chemotherapies (FOLFOX and bevacizumab) as an initial treatment for people whose colorectal cancer has spread and is microsatellite stable (MSS). It aims to see if adding this drug works better than standard therapy alone.
Houston, TexasAges 18 years+ - NCT07505927Recruiting
Acupuncture for slow stomach emptying after stomach surgery
This study tests whether acupuncture can help improve slow stomach emptying that sometimes happens after partial stomach removal surgery. It's for people who have this specific problem and want to try a non-drug option.
Jinan, ShandongAges 18–80 - NCT07506356Recruiting
Stomach emptying in diabetes patients on GLP-1 drugs
This study uses an ultrasound to check how fast your stomach empties food. It looks at people with type 2 diabetes who have been taking a GLP-1 medication for at least three months.
Geneva, Canton of GenevaAges 18 years+ - NCT07504367Recruiting
AI assistance in tumor treatment meetings
This study tests whether a large language model can help doctors make better decisions in tumor multidisciplinary team meetings. It evaluates junior doctors with specific experience levels.
Guangzhou, GuangdongAges 25–33 - NCT07504523RecruitingPhase 1
Personalized T-cell therapy for advanced colorectal cancer
This trial tests a custom-made T-cell treatment designed to target unique markers on your tumor. It's for people with advanced colorectal cancer who have run out of standard options or can't take them, and it aims to shrink tumors and improve survival.
Hangzhou, ZhejiangAges 18–70 - NCT07504549Recruiting
ERAS care plan for children having intestinal surgery
This trial is testing a special care plan (ERAS) to help children recover faster after planned intestinal surgery. The plan includes steps like better pain control and earlier feeding, and it is used only in certain pediatric surgery centers.
Wroclaw, Lower Silesian VoivodeshipAges birth–17 years - NCT07505472RecruitingPhase 2/Phase 3
Short radiation plus chemo and immunotherapy for high-risk rectal cancer
This trial tests a new approach for people with locally advanced rectal cancer that has high-risk features. It combines short-course radiation with chemotherapy (CapeOX) and the immunotherapy drug toripalimab, with or without another drug called surufatinib, before surgery. The goal is to see if adding these drugs helps shrink the tumor and improve outcomes.
Changchun, JilinAges 18–75 - NCT07504913Recruiting
Quality of life survey for stomach cancer patients after surgery
This study tests a new questionnaire to measure quality of life in people who had surgery to remove stomach cancer. If you had surgery for stomach cancer between 1 month and 5 years ago and are cancer-free now, your answers can help improve care.
Badalona, BarcelonaAges 18 years+ - NCT07506109RecruitingPhase 2
Study of sintilimab, ipilimumab, cetuximab, and dabrafenib for advanced colorectal cancer
This trial tests a combination of four drugs for people with a specific type of advanced colorectal cancer that has a BRAF V600E mutation and is microsatellite stable. The goal is to see if this combination can shrink tumors or slow the cancer's growth.
Beijing, Beijing MunicipalityAges 18 years+ - NCT07504510Recruiting
Exclusive liquid nutrition for active Crohn's disease
This trial tests whether a special liquid-only diet (exclusive enteral nutrition) can help people with active Crohn's disease, including those with complications like fistulas or narrowing of the intestine. It aims to improve nutrition and reduce disease activity without medication.
Guangzhou, GuangdongAges 18 years+ - NCT07506005Recruiting
Stapler placement study for colorectal surgery
This trial tests if the placement of the stapler spike during colorectal surgery affects bleeding where the bowel is joined. It may help guide safer stapling techniques.
LinzAges Any age - NCT07506122Recruiting
Acupuncture for chronic constipation: dose study
This trial tests different amounts of acupuncture to see which dose works best for chronic constipation. It may help if you have had constipation for at least 6 months and have fewer than 2 complete bowel movements per week without using laxatives.
Wuhan, HubeiAges 18–75 - NCT07503756RecruitingPhase 2
JS212 Combination for Untreated Metastatic Colorectal Cancer
This trial tests a new drug called JS212 in combination with other medicines for people with metastatic colorectal cancer that has not been treated before. It focuses on patients whose tumors are MSS or pMMR and aims to see if these combinations are safe and effective.
Shanghai, Shanghai MunicipalityAges 18–75 - NCT07505186RecruitingPhase 2
Immunotherapy and chemotherapy before surgery for esophageal cancer
This trial tests a combination of an immunotherapy drug (camrelizumab), chemotherapy, and another targeted drug (ivarmacitinib) before surgery for esophageal cancer. The goal is to see if this treatment can shrink the tumor before it is removed, potentially improving outcomes.
Hangzhou, ChinaAges 18–75
Common questions
- How many digestive system clinical trials are recruiting?
- Clin2 is tracking 7,599 recruiting gastroenterology studies from the U.S. registry right now, out of 11,991 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.