Gastroenterology
Digestive system clinical trials
Conditions of the stomach, intestines, liver, and the rest of the digestive tract. We’re tracking 7,896 recruiting studies in this area right now.
By phase
- Not applicable4,922
- Phase 21,186
- Phase 1581
- Phase 3466
- Phase 1/Phase 2394
- Phase 4236
- Phase 2/Phase 3111
Top conditions
- Colorectal Cancer492
- Gastric Cancer297
- Pancreatic Cancer292
- Hepatocellular Carcinoma283
- Esophageal Cancer191
- Rectal Cancer176
- Breast Cancer147
- Crohn Disease144
- Ulcerative Colitis141
- Colon Cancer115
- Inflammatory Bowel Diseases108
- Hepatocellular Carcinoma (HCC)106
- Liver Cancer100
- Lung Cancer98
- Pancreas Cancer94
- Esophageal Squamous Cell Carcinoma88
- Ovarian Cancer88
- Cystic Fibrosis78
Leading sponsors
- Fudan University104
- Sun Yat-sen University90
- Mayo Clinic74
- 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
- California462
- Arizona177
- Texas149
- Florida134
- Massachusetts128
- New York123
- Alabama122
- Maryland86
- Ohio80
- Pennsylvania72
Recruiting studies7,896 total
- NCT06885814RecruitingPhase 2
Adebrelimab with chemoradiation for advanced esophageal cancer
This trial tests a drug called adebrelimab (an immunotherapy) combined with chemotherapy and radiation for people with advanced esophageal cancer that cannot be removed by surgery or has come back after surgery. It aims to see if the combination is safe and effective.
Guangzhou, GuangdongAges 18–75 - NCT06885879Recruiting
Studying ctDNA changes after radiation for liver cancer
This trial studies how radiation therapy (SBRT) affects a DNA fragment in the blood called ctDNA in people with liver cancer. By tracking ctDNA changes, doctors hope to better understand how well the treatment is working and possibly predict outcomes earlier.
Hong KongAges 18 years+ - NCT06886282Recruiting
How colon cancer and kidney disease are linked: a imaging and gene study
This trial uses advanced imaging and genetic tests to understand how colon cancer and chronic kidney disease may be connected. It may help decide the best treatment for people with both conditions.
NaplesAges 18 years+ - NCT06887218RecruitingPhase 2
Testing a new combination for advanced colorectal cancer
This trial tests a combination of two drugs, regorafenib and 5-FU with leucovorin, for people with colorectal cancer that has spread and has not responded to at least two previous treatments. The goal is to see if this new mix can help shrink or control the cancer.
Houston, TexasAges 18 years+ - NCT06887244Recruiting
Nurse phone support before colonoscopy
This trial studies whether a nurse phone call before an elective colonoscopy can improve the procedure experience, reduce anxiety, and lower financial stress.
NaplesAges 18–80 - NCT06887348Recruiting
Long-term safety study for prior RP1, RP2, or RP3 patients
This study checks the long-term safety of patients who have already received RP1, RP2, or RP3 treatment in a previous study. It helps doctors understand any side effects that may appear over time.
La Jolla, CaliforniaAges 18 years+ - NCT06887855Recruiting
Swallowing therapy for recent stroke patients
This trial tests two new exercises for people who have trouble swallowing after a stroke. If you had a stroke within the last six months and haven't tried swallowing therapy before, this may help you regain strength in your throat muscles.
Doha, Baladiyat ad DawhahAges 18–75 - NCT06888843RecruitingPhase 2
Chemotherapy for colorectal cancer in patients 70+
This trial tests two chemotherapy drugs, capecitabine alone or with oxaliplatin, in people aged 70 or older after surgery for stage III colorectal cancer. The goal is to find out which treatment works better to prevent cancer from coming back.
Nizhny NovgorodAges 70–90 - NCT06889805Recruiting
HDV screening for HIV and hepatitis B patients
This study tests whether people with both HIV and chronic hepatitis B should be checked for a third liver virus called HDV (hepatitis D). It helps find hidden infections so they can get the right care.
Hong KongAges 18 years+ - NCT06889844Recruiting
Blood test for colorectal cancer cross-reactivity study
This research study uses a blood test to look for signs of colorectal cancer in people who have other types of cancer or digestive diseases. The goal is to see if the test can correctly tell the difference between colorectal cancer and other conditions.
Málaga, AndalusiaAges 18 years+ - NCT06889883Recruiting
Blood test for early colorectal cancer detection
This study is testing a new blood test to find colorectal cancer early. You may be able to join if you are about to have a colonoscopy or surgery for a suspected tumor.
Zaragoza, AragonAges 18 years+ - NCT06890169Recruiting
One-stop telehealth program for weight and diabetes
This trial tests a telehealth program that helps people lose weight and manage type 2 diabetes and fatty liver disease at the same time. It's a one-stop remote clinic that combines medical advice, nutrition, and lifestyle support.
SingaporeAges 21–70 - NCT06890637Recruiting
Fecal transplant and diet change for Crohn's disease
This trial tests whether a fecal transplant (putting healthy bacteria into your gut) combined with dietary changes can help control active Crohn's disease. It is for people who need stronger treatments or have stopped responding to their current therapy.
Kochi, KeralaAges 18–75 - NCT06890650Recruiting
Fecal transplant and diet for new Crohn's disease
This study tests whether a combination of fecal transplant (transferring healthy bacteria from a donor) and dietary changes can help control disease activity in people newly diagnosed with Crohn's. It is for those with mild to moderate symptoms who have not yet taken any Crohn's medications.
Kochi, KeralaAges 18–75 - NCT06891365RecruitingPhase 1
Multiple doses of a new drug for fatty liver disease
This trial tests a new medication for people with fatty liver disease. It will see if the drug can reduce liver fat and improve liver health over several doses.
HarrowAges 18–64 - NCT06892990Recruiting
Better imaging for inflammation in bowel disease
This trial tests a new imaging technique that may help doctors see inflammation more clearly during colonoscopy in people with Crohn's disease or ulcerative colitis. The technique is called Texture and Color Enhancement Imaging (TXI).
Ulm, Baden-WurttembergAges 18 years+ - NCT06893133Recruiting
DNA testing after gastric cancer surgery
This study checks if a blood test can find leftover cancer DNA after stomach cancer surgery. It helps doctors know if more treatment is needed.
Beijing, Beijing MunicipalityAges 18 years+ - NCT06893380Recruiting
Drug combo plus immunotherapy for advanced bile duct cancer
This study tests a combination of three drugs (gemcitabine, cisplatin, nab-paclitaxel) plus an immunotherapy (tislelizumab) for people with advanced biliary tract cancer who haven't had treatment yet. The goal is to see if this cocktail shrinks tumors better than standard care.
Seongnam-si, Gyeonggi-doAges 19 years+ - NCT06893458Recruiting
Feeding and quality of life in children with a tracheostomy
This study looks at how feeding problems and quality of life affect children who have a tracheostomy (a tube in the windpipe). It aims to understand what difficulties children and families face, so care can be improved.
Solna, Stockholm CountyAges Up to 18 years - NCT06893887Recruiting
Personalized treatment for advanced liver cancer
This trial tests a personalized treatment plan for people whose advanced liver cancer (hepatocellular carcinoma) has progressed after initial targeted and immune therapy. It aims to find a next-step option tailored to your specific situation.
Nanjing, JiangsuAges 18 years+ - NCT06894992Recruiting
Tegoprazan vs Lansoprazole for Bleeding Peptic Ulcer
This trial compares two acid-reducing medicines—Tegoprazan and Lansoprazole—to see which works better for stopping bleeding from a peptic ulcer. If you have a confirmed upper GI bleed from an ulcer, this study may help find the best treatment for you.
Jakarta, DKI JakartaAges 18 years+ - NCT06895031RecruitingPhase 2
JYP0015 for advanced solid tumors with RAS mutations
This trial tests a new drug called JYP0015 for people with advanced solid tumors that have a specific change in the RAS gene. It aims to see if the drug can help when other treatments have stopped working or caused too many side effects.
Beijing, Beijing MunicipalityAges 18–75 - NCT06895252Recruiting
Fecal transplant and diet for new ulcerative colitis
This study tests whether a combination of fecal transplant (transferring healthy stool into your gut) and dietary changes can help control inflammation in people recently diagnosed with active ulcerative colitis. It may offer a new treatment option before starting stronger medications.
Kochi, KeralaAges 18–75 - NCT06895447RecruitingPhase 2
Robot-assisted stomach cancer surgery after chemo or radiation
This trial tests whether using a robotic arm to remove stomach cancer is safe and effective for patients who have already received chemotherapy or radiation. If you have stage III stomach cancer and are healthy enough for surgery, this approach may offer a more precise operation.
Nanjing, JiangsuAges 18–80
Common questions
- How many digestive system clinical trials are recruiting?
- Clin2 is tracking 7,896 recruiting gastroenterology studies from the U.S. registry right now, out of 12,425 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.