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Irritable Bowel Syndrome (IBS) Clinical Trials

A listing of Irritable Bowel Syndrome (IBS) medical research trials actively recruiting patient volunteers. Search for closest city to find more detailed information on a research study in your area.


Found (77) clinical trials

Efficacy of Low-FODMAPs Dietary Therapy for Irritable Bowel Syndrome in China

Visit 1Enrollment & Screening & Run-in period Patients who meet the inclusion criteria will be asked to complete IBS Baseline Assessment Questionnaires according to Rome III and Rome IV.Subjects that meet the criteria will receive verbal and written information about the study and provide written informed consent. After meeting with ...

Phase N/A

Microbiome Fructan Metabolism and Symptoms in Childhood IBS

Fructans (fructo-oligosaccharides) are a type of carbohydrate which can not be hydrolyzed by humans. It is commonly found in wheat in the American diet. After ingestion they arrive essentially intact into the colon where they are metabolized by the colonic microbiome. Fructan avoidance has been found to help decrease gastrointestinal ...

Phase N/A

Irritable Bowel Syndrome and Low FODMAP Diet

The main objective is to evaluate the efficacy of the FODMAPS diet on IBS symptoms and to correlate the results with the respiratory test

Phase N/A

Confocal Laser Endomicroscopy in IBS Patients

This study will assess dynamic effects of two major antigens on the duodenal mucosa by confocal laser endomicroscopy (CLE). Patients will be blinded to the antigens used (wheat, yeast). Following CLE it is planned to have a cross over exclusion diet with/without the antigens including a washout phase. Furthermore, patients ...

Phase N/A

ICBT for Pain-predominant FGIDs in Children and Adolescents: an Implementation Study.

Pain predominant functional gastrointestinal disorders (P-FGIDs) are common in children and adolescents and associated with impaired quality of life. Our research group have previously in a series of efficacy-studies shown that internet-delivered exposure-based CBT leads to reduced symptoms and increased quality of life in children and adolescents with P-FGIDs. There ...

Phase N/A

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: the isolation of submucosal plexus to perform: 1.1 live nerve recordings and Calcium imaging; 1.2 immunohistochemistry; 1.3 mRNA (Messenger ribonucleic acids) isolation and real time PCR (Polymerase chain reaction); culturing biopsies On the basis ...

Phase N/A

Inuline Supplement in Patients With Irritable Bowel Syndrome

In this study patients diagnosed using Rome IV criteria with irritable bowel syndrome with constipation are included. The study was approved by the Ethic Committee of the University of Medicine and Pharmacy "Gr. T Popa" Iasi to be conducted at the Institute of Gastroenterology and Hepatology of Clinical Emergency Hospital ...

Phase N/A

A Long-Term Safety Study of Tenapanor for the Treatment of IBS-C

During the treatment period of up to 39-weeks, subjects will return for study visits approximately every 13 weeks. Subjects will undergo safety assessments at these visits, which may include a physical exam, ECG, vital signs, and clinical labs. Adverse events and concomitant medications will be recorded. Medication compliance will be ...


Pain Relief In Irritable Bowel Syndrome

This is a phase IV, double- blind, randomized, placebo controlled, moncentric study. Males and women over 18 y.o. with Irritable bowel syndrome (IBS) diagnosed applying Rome III criteria will be enrolled consecutively. The study consist of 4 periods: - A screening's period of 2 weeks starting from visit 1, useful ...


Effects of the Soluble Mediators of Mastocytes on the Intestinal Epithelial Barrier and of the Enteric Nervous System During the Syndrome of the Irritable Bowel

Patients with irritable bowel syndrome (IBS) have increased intestinal permeability. In addition, mucosal soluble mediators are involved in the pathophysiology of pain in IBS. The investigators aimed to investigate: 1. paracellular permeability in colonic biopsies of IBS patient 2. the ability of soluble factors from colonic biopsies to reproduce in ...

Phase N/A