Clinical trials: IBS, open to volunteers
Irritable Bowel Syndrome (IBS), Anxiety
Anxiety and Depression in IBS: A Brain-Gut Axis Study
This study aims to understand how the gut and the brain communicate in people with Irritable Bowel Syndrome (IBS) who also experience anxiety and depression.
- Conditions
- Irritable Bowel Syndrome (IBS), Anxiety, Depression
- Trial name
- NCT07646834
- Testing
- Observational Study (No Intervention)
- Where
- China
- Volunteers
- 200 people, healthy volunteers welcome
- Sponsor
- Tang-Du Hospital
IBS (Irritable Bowel Syndrome)
High-Resolution Measurements of Diet-Microbiome Interactions
The goal of this clinical trial is to characterize regional intestinal fermentation physiology and determine how the response to fermentable dietary fiber differs between healthy individuals and individuals with irritable bowel…
- Trial name
- NCT07856823
- Testing
- Inulin, Low-fiber control breakfast shake, Atmo Gas-Sensing Capsule
- Where
- United States
- Volunteers
- 40 people, healthy volunteers welcome
- Sponsor
- Stanford University
IBS (Irritable Bowel Syndrome), Bloating
A Study Evaluating the Impact of Regular FODMAP-targeting Digestive Enzyme Blend Use on Gastrointestinal Symptoms in Individuals With Self-Reported Bloating
This study is a randomized, double-blind, placebo-controlled, within-individual crossover trial designed to assess the impact of regular use of a consumer-grade FODMAP-targeting digestive enzyme blend (FODZYME®) on…
- Conditions
- IBS (Irritable Bowel Syndrome), Bloating, Abdominal Pain, Gut Health
- Trial name
- NCT07591584
- Testing
- FODMAP-targeting digestive enzyme blend
- Where
- United States
- Volunteers
- 150 people, healthy volunteers welcome
- Sponsor
- Kiwi Health Inc
IBS - Irritable Bowel Syndrome, Post Infection Syndrome
Gut Microbiome in Patients With Post-infectious Irritable Bowel Syndrome
Observational, multicenter, prospective study aimed at characterizing the gut microbiome in patients with post-infectious irritable bowel syndrome (PI-IBS) using whole genome sequencing (WGS).
- Trial name
- MicroRestore (NCT07517029)
- Where
- Italy
- Volunteers
- 315 people, healthy volunteers welcome
- Sponsor
- Fondazione Policlinico Universitario Agostino Gemelli IRCCS
Irritable Bowel Syndrome (IBS)
Deep Learning-Based Confocal Laser Microendoscopy Feature Atlas Construction and Its Application in Intelligent Diagnosis of Irritable Bowel Syndrome
In this study, the healthy control group and IBS patients are taken as the research subjects, and CLE is applied to image and analyze the enrolled persons respectively, to derive and compare the characteristic microstructural…
- Trial name
- NCT07051226
- Volunteers
- 90 people, healthy volunteers welcome
- Sponsor
- Daping Hospital and the Research Institute of Surgery of the Third Military Medical University
Irritable Bowel Syndrome (IBS), Inflammatory Bowel Disease (IBD)
Diagnostic Study for Differentiating Functional From Organic Diseases in Patients With Lower GIT Symptoms
The study is intended to find a new trusted, cost-effective biomarker for differentiating irritable bowel syndrome from inflammatory bowel disease to decrease the use of unnecessary invasive methods in patients with irritable…
- Trial name
- NCT07016529
- Volunteers
- 100 people, healthy volunteers welcome
- Sponsor
- Sohag University
Inflammatory Bowel Disease (Crohn's Disease and Ulcerative Colitis), Inflammatory Bowel Syndrome
ALPCO Calprotectin CLIA Assay - Measurement of Calprotectin Levels in Human Stool
The ALPCO Calprotectin CLIA is an in vitro diagnostic test intended to quantitatively measure concentrations of fecal calprotectin in human stool samples. Calprotectin is a protein biomarker of mucosal inflammation.
- Trial name
- NCT06810518
- Testing
- ALPCO Calprotectin CLIA
- Where
- 3 sites in United States
- Volunteers
- 1,000 people, healthy volunteers welcome
- Sponsor
- American Laboratory Products Company
IBD (Inflammatory Bowel Disease), IBS (Irritable Bowel Syndrome)
Specimen and Data Collection for a Novel Biomarker Combination for the Differential Diagnosis of Inflammatory Bowel Disease and Irritable Bowel Syndrome.
This study will evaluate how well the a new stool test can distinguish inflammatory bowel disease (IBD) from non-IBD conditions compared with standard calprotectin testing and colonoscopy findings.
- Conditions
- IBD (Inflammatory Bowel Disease), IBS (Irritable Bowel Syndrome), Gastrointestinal Symptoms
- Trial name
- COMBI (NCT07471490)
- Where
- 2 sites in United States, Italy
- Volunteers
- 300 people, healthy volunteers welcome
- Sponsor
- DiaSorin Inc.
Constipation - Functional, Abdominal Pain (AP)
Co-Development and Validation of Colonic Symptom Pictograms for Young People
Severe constipation affects 10% of children, often leading to significant physical and emotional distress. While constipation is commonly associated with impaired bowel movements, it is fundamentally linked to abnormalities in…
- Conditions
- Constipation - Functional, Abdominal Pain (AP), Nausea and Vomitting, Bloating
- Trial name
- NCT07337343
- Testing
- Pictogram comprehension and validation
- Volunteers
- 120 people, healthy volunteers welcome
- Sponsor
- University of Auckland, New Zealand
IBS - Irritable Bowel Syndrome, Gastrointestinal Motility Disorder
Effects of Epetôme on Gastrointestinal Function, Inflammation and Wellbeing in Adults With IBS-like Symptoms (EPEGUT)
Irritable bowel syndrome (IBS) is a common functional gastrointestinal condition characterised by symptoms including abdominal pain or discomfort, bloating, altered bowel habits and changes in digestive comfort.
- Trial name
- EPEGUT (NCT07916948)
- Testing
- EPEGUT
- Where
- United Kingdom
- Volunteers
- 60 people, healthy volunteers welcome
- Sponsor
- University of Roehampton
Irritable Bowel Syndrome
Low-FODMAP Diet and Intestinal Permeability in Patients With Irritable Bowel Syndrome
This study aimed to evaluate the effects of a Low-FODMAP diet on intestinal permeability, symptom severity, and quality of life in patients with Irritable Bowel Syndrome (IBS).
- Trial name
- NCT07467278
- Testing
- low fodmap diet, dietary intervention
- Volunteers
- 24 people, healthy volunteers welcome
- Sponsor
- Istanbul Medipol University Hospital
GLP-1, Adults
Impact of Multivitamin (PhytoMulti®) and a Probiotic (UltraFlora® Balance Probiotic) on Gut Health of People Taking GLP-1 Medication
This is a single-arm, open-label clinical trial involving 100 participants who will undergo a total participation period of 12 weeks.
- Trial name
- NCT07130396
- Testing
- Multivitamin and a Probiotic
- Volunteers
- 100 people, healthy volunteers welcome
- Sponsor
- Metagenics, Inc.
Parkinson Disease, Irritable Bowel Syndrome
Early Signs of Parkinsons Disease in IBS
Bowel symptoms like constipation and abdominal pain are characteristic symptoms of irritable bowel syndrome (IBS). The pathogenesis and pathophysiology are not fully understood but subject to intense research, with emphasis on…
- Trial name
- NCT05573542
- Where
- Sweden
- Volunteers
- 120 people, healthy volunteers welcome
- Sponsor
- Örebro University, Sweden
IBS (Irritable Bowel Syndrome)
Study Evaluating the Effect of UCB8600 on Mast Cell Activation in the Human Gut
Study evaluating the effect of UCB8600 on mast cell activation in the human gut: IBS is a disease characterized by abdominal pain and a change in stool.
- Trial name
- MASTGUT (NCT07655375)
- Testing
- Sample collection
- Where
- Belgium
- Volunteers
- 60 people, healthy volunteers welcome
- Sponsor
- Guy Boeckxstaens
Irritable Bowel Syndrome (IBS)
Irritable Bowel Syndrome and Control Volunteers: Diet Challenge
The study will investigate the relationship between fecal bile acids, short-chain fatty acids (SCFAs), and the gut microbiota in irritable bowel syndrome (IBS).
- Trial name
- NCT06668922
- Testing
- Inulin
- Where
- United States
- Volunteers
- 72 people, healthy volunteers welcome
- Sponsor
- University of California, Los Angeles
IBS, Healthy
Measuring Nerve Activity in Small Human Intestinal Biopsies in IBS (Irritable Bowel Syndrome)
Rectal biopsies from IBS patients or healthy subjects will be taken. Biopsies will be used for: 1. the isolation of submucosal plexus to perform: 1.1 live nerve recordings and Calcium imaging; 1.2 immunohistochemistry; 1.3 mRNA…
- Trial name
- NCT01912313
- Testing
- Rectal biopsies from IBS patients or healthy subjects will be taken during proctoscopy
- Where
- Belgium
- Volunteers
- 99,999,999 people, healthy volunteers welcome
- Sponsor
- KU Leuven
IBS, Ulcerative Colitis, Active
Visceral Sensitivity in IBD (Irritable Bowel Disease) and IBS (Irritable Bowel Syndrome)
Aim: More insight in pathogenesis of IBS and IBD. Samples are collected in context of an European research project.
- Conditions
- IBS, Ulcerative Colitis, Active, Ulcerative Colitis, Remission (3a: With IBS Symptoms, 3b: Without IBS Symptoms), Healthy Controls
- Trial name
- NCT02421705
- Testing
- Sample collection
- Where
- Belgium
- Volunteers
- 99,999,999 people, healthy volunteers welcome
- Sponsor
- KU Leuven
Irritable Bowel Syndrome, Irritable Bowel Syndrome With Diarrhea (IBS-D)
Efficacy of Repeated Transcranial Magnetic Stimulation Combined With a Live Probiotic Tablet (Combined Bifidobacterium, Lactobacillus, Enterococcus and Bacillus Cereus Tablets, Live) in Diarrhea-Predominant Irritable Bowel Syndrome (IBS-D)
To evaluate the overall efficacy of repeated Transcranial Magnetic Stimulation(rTMS) combined with a Live Probiotic tablet (Combined Bifidobacterium, Lactobacillus, Enterococcus and Bacillus cereus Tablets, Live) in…
- Conditions
- Irritable Bowel Syndrome, Irritable Bowel Syndrome With Diarrhea (IBS-D), Repetitive Transcranial Magnetic Stimulation (rTMS), Probiotic
- Trial name
- NCT06960369
- Testing
- rTMS combined with Live Probiotic tablet
- Where
- China
- Volunteers
- 400 people, healthy volunteers welcome
- Sponsor
- The First Affiliated Hospital of Soochow University
IBS - Irritable Bowel Syndrome, Healthy
Capsule Microbiota Sampling in IBS/Functional Gastrointestinal Disease
We will sample intestinal microbiota using a microbiome sampling capsule in Healthy, Irritable Bowel Syndrome (IBS), and Functional Gastrointestinal Disease.
- Conditions
- IBS - Irritable Bowel Syndrome, Healthy, Functional Bloating, Functional Gastrointestinal Disorders
- Trial name
- NCT06215222
- Testing
- Microbiota Sampling
- Where
- United States
- Volunteers
- 40 people, healthy volunteers welcome
- Sponsor
- Stanford University
Irritable Bowel Syndrome (IBS), Functional Dyspepsia
Interactive Effects of Early-Life Stress, Diet, and Metabolism on Gastrointestinal Dysfunction With Neuropsychiatric Symptoms
The goal of this observational case-control study is to learn how stressful experiences, dietary habits, and blood nutrient levels are associated with gastrointestinal symptoms and symptoms of depression and anxiety in adults…
- Conditions
- Irritable Bowel Syndrome (IBS), Functional Dyspepsia, Inflammatory Bowel Disease (IBD), Gastroparesis
- Trial name
- NCT07852819
- Volunteers
- 200 people, healthy volunteers welcome
- Sponsor
- Shandong University