Clinical trials
Irritable Bowel Disease clinical trials
Below are recruiting irritable bowel disease clinical trials, each written for real people, not researchers. We’re tracking 98 recruiting studies, each written for real people, not researchers, below.
Recruiting studies
- NCT07039747RecruitingPhase 2
Can a dietary supplement help people with irritable bowel syndrome?
This trial is testing if a dietary supplement can reduce symptoms of irritable bowel syndrome (IBS). You might qualify if you have been diagnosed with IBS, have moderate to severe symptoms, and are between 18 and 75 years old.
Rouen, FranceAges 18–75 - NCT07176078Recruiting
Osteopathic care plus low-FODMAP diet for fibromyalgia and IBS
This trial tests whether adding osteopathic care (a hands-on therapy) to a low-FODMAP diet helps people with both fibromyalgia and irritable bowel syndrome feel better. It compares the diet alone to the diet plus osteopathic sessions.
Brussels, Brussels CapitalAges 18 years+ - NCT07481422RecruitingPhase 1/Phase 2
Fecal transplant capsules for irritable bowel syndrome
This trial tests whether taking capsules containing freeze-dried healthy donor stool can improve symptoms of irritable bowel syndrome (IBS) that haven't gotten better with usual treatments. It aims to see if this approach is safe and helpful for people with moderate to severe IBS.
RijekaAges 18–65 - NCT07584278Recruiting
Probiotics and Biomarkers for Irritable Bowel Syndrome
This study tests whether probiotics (beneficial bacteria) can help reduce irritable bowel syndrome (IBS) symptoms and change certain markers in your gut. You'll take a probiotic supplement for 12 weeks while researchers track how your symptoms and gut health change.
GothenburgAges 18 years+ - NCT05633706Recruiting
Testing a capsule to study gut bacteria in the small intestine
This study tests the SIMBA capsule to learn how gut bacteria (dysbiosis) relate to digestive conditions. It may help researchers better understand these conditions and how the capsule can be used safely.
Calgary, AlbertaAges 18–80 - NCT04217733RecruitingPhase 3
Ethosuximide plus pentoxifylline for IBS belly pain
This Phase 3 study tests whether two medicines (ethosuximide and pentoxifylline) can reduce belly pain from irritable bowel syndrome (IBS). It may help people whose IBS pain has been moderate to severe recently and who can keep their current IBS treatment steady.
TantaAges 18 years+ - NCT05972317Recruiting
Study gut bacteria in IBS patients with and without treatment
This study looks at stool (poop) samples to understand differences in gut bacteria in people with irritable bowel syndrome (IBS), depending on whether they’ve had treatment. It may help researchers find better ways to explain IBS and improve care.
RehovotAges 18–70 - NCT06636513Recruiting
Testing SMT04 for irritable bowel syndrome
This trial tests a new treatment called SMT04 for people with irritable bowel syndrome (IBS), specifically the diarrhea or mixed types. It may help reduce symptoms like abdominal pain and changes in bowel habits.
Singapore, SingaporeAges 21–55 - NCT07168434RecruitingPhase 3
Yeast supplement for irritable bowel syndrome (IBS)
This trial tests if a yeast supplement called Saccharomyces boulardii can help people with irritable bowel syndrome (IBS), except for those with constipation as their main symptom. Participants take the supplement and see if their symptoms improve.
BragaAges 18–65 - NCT06413004Recruiting
IBS and immune reactions to bacteria in the gut
This study tests whether some IBS symptoms are linked to a certain gut bacteria and an immune reaction. It aims to understand the cause of IBS to find better treatments.
GothenburgAges 18–70 - NCT07517029Recruiting
Gut Bacteria Study in Post-Infectious IBS
This study looks at how gut bacteria may change in people who developed irritable bowel syndrome (IBS) after a stomach infection. Researchers hope to understand why some people recover completely while others develop ongoing digestive problems.
RomeAges 18 years+ - NCT07540312Recruiting
Compression System for Moderate to Severe Irritable Bowel Syndrome
This trial tests a wearable compression device designed to help people with moderate to severe irritable bowel syndrome (IBS). The device applies variable pressure to the abdomen and may help reduce symptoms like abdominal pain, bloating, and bowel irregularities.
Kissimmee, FloridaAges 18–60 - NCT03687814Recruiting
Low FODMAP diet plus PEG for IBS with constipation
This study tests whether a low-FODMAP diet combined with PEG 3350 can reduce symptoms in adults with IBS-C (irritable bowel syndrome with constipation). It may help improve bowel habits and abdominal pain, and it checks which people can safely follow the diet and treatment plan.
Ann Arbor, MichiganAges 18 years+ - NCT05721742Recruiting
Virtual diet education for irritable bowel symptom management
This trial tests whether adding online (virtual) diet education to a step-by-step irritable bowel (IBS) care plan can improve symptoms like belly pain and stool changes. You may be asked to make diet changes and use a device to join the virtual education.
Halifax, N.S.Ages 18–65 - NCT05803993Recruiting
Fecal transplant to ease constipation in irritable bowel syndrome
This trial tests whether transferring stool bacteria to the gut (fecal microbiota transplantation) can reduce symptoms of irritable bowel syndrome with constipation. It may help by changing the gut microbiome, but you must meet safety and health requirements.
RomaAges 18 years+ - NCT05803980Recruiting
Fecal transplant to ease IBS diarrhea symptoms
This study tests whether fecal microbiota transplantation (a stool-based treatment to change gut bacteria) can reduce symptoms of irritable bowel syndrome (IBS) that comes with diarrhea. You may be eligible if you’re an adult with diarrhea-predominant IBS and recent colonoscopy results that rule out other intestinal diseases.
RomaAges 18 years+ - NCT06473454Recruiting
Physiotherapy for irritable bowel syndrome
This study is testing whether a special physiotherapy program focused on posture and movement can help ease symptoms of Irritable Bowel Syndrome. It is for people who want a non-drug treatment option and are willing to participate in exercise sessions.
IstanbulAges 18–65 - NCT06900491Recruiting
Irritable Bowel Syndrome Regional Cohort Study
This study follows a group of people with irritable bowel syndrome (IBS) to learn more about the condition. You may join if you have been diagnosed with IBS and have had normal routine blood tests.
AmiensAges 18 years+ - NCT07235215Recruiting
Testing Vivatlac for Irritable Bowel Syndrome
This study tests a product called Vivatlac to see if it can help people with Irritable Bowel Syndrome (IBS). If you have moderate-to-severe IBS and haven't taken probiotics or antibiotics recently, you may be able to join.
JarocinAges 18–65 - NCT05274854Recruiting
Practice change study for severe unexplained gut symptoms
This study looks at a new approach to care for adults with severe, long-lasting stomach or bowel symptoms when no clear cause has been found. It may help you get more coordinated support through an integrated care clinic.
Woolloongabba, QueenslandAges 18–90 - NCT07319078Recruiting
Online treatment for kids with stomach pain
This study tests an internet-based program to help children and teens with certain long-term stomach conditions, like irritable bowel syndrome (IBS) or ongoing stomach pain. It aims to see if online tools can reduce symptoms and improve daily life.
StockholmAges 8–17 - NCT07360938Recruiting
How inflammation affects drug processing
This study looks at how inflammation from conditions like diabetes, IBD, or kidney disease affects the way drugs work in the body. It may help improve dosing and safety for patients with these conditions.
Indianapolis, IndianaAges 12–99 - NCT07750535Recruiting
Liver fat and scarring in wheat-sensitive patients
This study looks at whether people with non-celiac wheat sensitivity or other digestive conditions have more fat in their liver or liver scarring. It aims to understand if wheat-related issues are linked to liver health.
Palermo, PalermoAges 18–65 - NCT06737666RecruitingPhase 1
Tong-Xie-Yao-Fang for Diarrhea-Predominant IBS
This trial tests an herbal formula called Tong-Xie-Yao-Fang for people with diarrhea-predominant irritable bowel syndrome (IBS-D). It aims to see if the treatment helps symptoms and how it works. Healthy volunteers are also needed for comparison.
Beijing, Beijing MunicipalityAges 18–70
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Common questions
- Are there clinical trials for irritable bowel disease?
- Yes. Clin2 currently lists 98 recruiting irritable bowel disease studies from the U.S. registry, each rewritten for real people, not researchers, so you can see what it’s testing and who it’s for.
- How do I know if I qualify for a irritable bowel disease trial?
- Each study lists its eligibility criteria — rules about age, diagnosis, and prior treatments. On every Clin2 trial page we explain these in words written for real people and offer a short, optional pre-screen for a fit read. The study team makes the final decision.
- Does it cost anything to join a irritable bowel disease trial?
- Using Clin2 is always free. Many trials cover the cost of the study treatment and related visits; some reimburse travel. The study team explains exactly what’s covered before you decide.
Related conditions
Clin2 helps you find and understand clinical trials and does not provide medical advice. Study data comes from ClinicalTrials.gov. Talk with your doctor about whether a specific trial is right for you.