Clinical trials: Bowel Disorders Functional
Colon, Irritable
Effect of Methylcellulose or Psyllium on Fermentation of inUlin Assessed USing MRI
The challenge is to understand how fibre interacts with whole-gut function to alter colonic fermentation of fermentable oligo-di- and mono-saccharides and polyhydric alcohols (FODMAPs).
- Trial name
- RUFUS (NCT06291272)
- Testing
- Psyllium, Methylcellulose, Inulin
- Where
- United Kingdom
- Volunteers
- 22 people, healthy volunteers welcome
- Sponsor
- University of Nottingham
Functional Gastrointestinal Disorders (FGIDs), Cyclic Vomiting Syndrome
Autonomic Reactivity and Personalized Neurostimulation
Disorders of gut-brain interaction (DGBI) affect up to 25% of U.S. children. Patients often suffer from disabling, multisystem comorbidities that suggest a common root (sleep disturbances, fatigue, anxiety, etc).
- Conditions
- Functional Gastrointestinal Disorders (FGIDs), Cyclic Vomiting Syndrome, Functional Dyspepsia, Dysautonomia
- Trial name
- NCT06863207
- Testing
- Percutaneous electrical nerve field stimulation, Hypnotherapy
- Where
- United States
- Volunteers
- 120 people, healthy volunteers welcome
- Sponsor
- Medical College of Wisconsin
Irritable Bowel Syndrome
Pilot Study of the Physiological Effects of an Integrative Medicine Approach in Irritable Bowel Syndrome
Although underutilized, what is emerging as one of the best ways of evaluating inflammation in the body, particularly in difficult to observe regions, is through the use of Fluorodeoxyglucose (FDG) positron emission tomography…
- Trial name
- IBS (NCT03370614)
- Testing
- IBS Group, Healthy Control Group
- Where
- 2 sites in United States
- Volunteers
- 50 people, healthy volunteers welcome
- Sponsor
- Thomas Jefferson University
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
Muscle Loss
Galactooligosaccharide and Aging
Sarcopenia is a progressive muscle disease, most commonly affecting older individuals, that is categorised by 1) low muscle strength, 2) low muscle quantity or quality, and 3) low physical performance.
- Trial name
- NCT06411964
- Testing
- Prebiotic
- Where
- United Kingdom
- Volunteers
- 30 people, healthy volunteers welcome
- Sponsor
- University of Bath
Irritable Bowel Syndrome
Is Microbiota Community Associated With Clinical Response to a Low FODMAP Diet in Patients With Irritable Bowel Syndrome
To determine the efficacy of a low FODMAP diet in IBS patients and whether gut microbiota community is associated with its efficacy.
- Trial name
- NCT02565550
- Testing
- low FODMAPs
- Where
- China
- Volunteers
- 90 people, healthy volunteers welcome
- Sponsor
- Shandong University
Inflammatory Bowel Diseases, Irritable Bowel Syndrome
Application of Chemical Sensors for Diagnosis of Inflammatory Bowel Diseases and Irritable Bowel Syndrome by Respiratory Samples
Discriminating irritable bowel syndrome (IBS) from inflammatory bowel disease (IBD), especially with mild disease activity, is common clinical challenge.
- Trial name
- NCT01242163
- Volunteers
- 200 people, healthy volunteers welcome
- Sponsor
- Rambam Health Care Campus
Healthy
Effect of Brazilian Fruits Peel on Metabolic Regulation and Appetite in Healthy Subjects
The purpose of the study was to investigate how Brazilian fruits peel affect acute/postprandial glucose and insulin responses, inflammatory markers, appetite control peptides, antioxidative capacity, as well as subjective…
- Trial name
- BRASIL-MET (NCT02245906)
- Testing
- Control drink, Brazilian fruit peel flour, Negative control drink
- Where
- Sweden
- Volunteers
- 17 people, healthy volunteers welcome
- Sponsor
- Lund University
Rectal Neoplasms
Study of Brain-Gut Function Reconstruction After Intersphincteric Resection for Ultra-Low Rectal Tumors
To investigate the effects of intersphincteric resection (ISR) of ultra-low rectal tumor on the brain-rectoanal function of patients, and to precisely localize the cerebral functional regulatory regions for intervention targets…
- Trial name
- NCT06082648
- Testing
- Transcranial magnetic stimulation
- Where
- China
- Volunteers
- 57 people, healthy volunteers welcome
- Sponsor
- Huashan Hospital
Inflammatory Bowel Disease, Irritable Bowel Syndrome
BÜHLMANN fCAL™ ELISA - Aid in Differentiation of IBD From IBS
The purpose of this study is to confirm the sensitivity and specificity of the BÜHLMANN fCAL™ ELISA as an aid in diagnosis to differentiate between Inflammatory Bowel Disease (IBD; Crohn's Disease (CD), Ulcerative Colitis (UC)…
- Trial name
- NCT02351635
- Testing
- fecal calprotectin level
- Where
- 7 sites in United States
- Volunteers
- 478 people, healthy volunteers welcome
- Sponsor
- Bühlmann Laboratories AG
Irritable Bowel Syndrome (IBS), Sucrase Isomaltase Deficiency
Genetic Carbohydrate Maldigestion as a Model to Study Food Hypersensitivity
Irritable bowel syndrome (IBS) affects one in seven people with gastrointestinal (GI) symptoms. IBS strongly impacts quality of life, is a leading cause of work absenteeism, and consumes 0.5% of the healthcare annual budget.
- Trial name
- GenMalCarb (NCT05795049)
- Testing
- Stool and saliva sample collection, Questionnaire completion
- Where
- United Kingdom
- Volunteers
- 2,000 people, healthy volunteers welcome
- Sponsor
- Nottingham University Hospitals NHS Trust
Chronic Kidney Failure
Chronic Kidney Disease in Relation to Alterations in Protein and Amino Acid Metabolism and Function
Weight loss commonly occurs in patients with chronic kidney disease (CKD), negatively influencing their quality of life, treatment response and survival.
- Trial name
- NCT01890811
- Testing
- Boost High Protein
- Where
- United States
- Volunteers
- healthy volunteers welcome
- Sponsor
- Texas A&M University
Abdominal Pain, Irritable Bowel Syndrome
Pain Processing and Pain Neuroscience Education in Children With Chronic Abdominal Pain
The primary scientific objective of the study entails examining whether altered endogenous pain inhibition is present in children with functional abdominal pain (FAP) and irritable bowel syndrome (IBS) compared with healthy…
- Trial name
- NCT02880332
- Testing
- Usual care, Pain Neuroscience education, Extra care
- Where
- Belgium
- Volunteers
- 75 people, healthy volunteers welcome
- Sponsor
- Vrije Universiteit Brussel
Chronic Respiratory Diseases
Intestinal Microbiota in COPD and Asthma
The composition of the intestinal microbiota, the level of lipopolysaccharides, TMAO in the blood, and other parameters of patients with COPD (n=50), asthma (n=50) and the control (n=40) will be assessed as factors associated…
- Trial name
- MicrObAs (NCT04802317)
- Testing
- Identification of the composition of the intestinal microbiota
- Where
- Russia
- Volunteers
- 149 people, healthy volunteers welcome
- Sponsor
- National Medical Research Center for Therapy and Preventive Medicine
Campylobacter Infections, Irritable Bowel Syndrome
Epidemiology and Pathophysiology of Post-Infectious Functional GI Disorders
Some people develop chronic abdominal pain with diarrhea or constipation after an episode of acute bacterial gastroenteritis. These symptoms can be consistent with post-infectious irritable bowel syndrome (IBS) and can last long…
- Trial name
- NCT03266068
- Testing
- DNA Analysis of Blood Sample, Flexible sigmoidoscopy with colonic biopsies, Small bowel and colonic gastrointestinal permeability
- Where
- United States
- Volunteers
- 120 people, healthy volunteers welcome
- Sponsor
- Mayo Clinic
Upper Respiratory Tract Infection, Gut Microbiota
The Effect of Synbiotics on the Upper Respiratory Tract Infection
Gut microbiome manipulation to alter the gut-lung axis may potentially protect humans against respiratory infections. However, clinical trials of synbiotics, one of the microbiota-targeted intervention, in this regard is few.
- Conditions
- Upper Respiratory Tract Infection, Gut Microbiota, Immune Function
- Trial name
- NCT04960878
- Testing
- Synbiotic
- Where
- China
- Volunteers
- 58 people, healthy volunteers welcome
- Sponsor
- Huazhong University of Science and Technology
Irritable Bowel, Fibromyalgia
Psychiatric Disorders and Functional Somatic Disorders
The objectives of this study are: Firstly, to investigate the association between psychiatric disorders and functional somatic disorder (FSD).
- Conditions
- Irritable Bowel, Fibromyalgia, Chronic Fatigue Syndrome, Bodily Distress Syndrome
- Trial name
- NCT06006715
- Volunteers
- 7,493 people, healthy volunteers welcome
- Sponsor
- Aarhus University Hospital
Gastrointestinal Disorder, Functional
PHAGE Study: Bacteriophages as Novel Prebiotics
The PHAGE study is designed to determine if a commercial prebiotic product can change the composition of bacteria in the gut for improved intestinal health.
- Trial name
- NCT03269617
- Testing
- Bacteriophage mixture
- Volunteers
- 43 people, healthy volunteers welcome
- Sponsor
- Colorado State University
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
Irritable Bowel Syndrome, Food Sensitivity
Confocal Laser Endomicroscopy to Determine Influence of Food Antigens on Mucosal Integrity
Irritable bowel syndrome (IBS) is mainly associated with food intolerance and presents a particular challenge in gastrointestinal practice.
- Conditions
- Irritable Bowel Syndrome, Food Sensitivity, Healthy Controls
- Trial name
- RDS_CLE (NCT05056610)
- Testing
- food antigens on duodenal mucosa
- Where
- Germany
- Volunteers
- 17 people, healthy volunteers welcome
- Sponsor
- University of Erlangen-Nürnberg Medical School