Phase 4 N=25 Effects of Lubiprostone on Small Bowel and Colonic Bacteria: A Correlation Study With Segmental and Whole Gut Transit
Constipation
Primary: Presence of Small Intestinal Bacterial Overgrowth — 8; 9 Participants — p=0.75
Clinical Trial Search
Completed trials with posted results — search by concept, filter by the parameters that matter at the bedside.
N/A N=4,561 Chronic Gastrointestinal Sequelae of an Acute Outbreak of Bacterial Gastroenteritis in Walkerton Ontario
Irritable Bowel Syndrome
Primary: Number of Participants With Post Infectious Irritable Bowel Syndrome — 23; 114 participants
Phase 4 N=10 Effect of Antibiotics on Enteric Neurons and Glia
Antibiotic Enterocolitis
Primary: Change in Mean Number of Colonic Submucosal Neurons/mm^2 in the Colon After Antibiotic Treatment — 0 neuronal cells/mm^2
Phase 1 N=23 Fecal Microbiota Transplantation in Pediatric Patients
Inflammatory Bowel Diseases (IBD) · Crohn's Disease (CD) · Ulcerative Colitis (UC)
Primary: Number of Occurrences of Adverse Events at 6 Months According to Adverse Event Term — 11; 5; 5; 3 Events
Phase 2 N=60 Fecal Microbiota Transplantation for Pancreatitis
Acute Pancreatitis · Intestinal Bacteria Flora Disturbance · Intestinal Dysfunction
Primary: Number of Participants With Gastrointestinal Failure Score Equal 0 — 12; 14 Participants
Phase 4 N=14 Effects of Gastric Acid on Colonic Microbiome
Clostridium Difficile
Primary: Shannon Diversity Index Measuring Change in Microbiome Diversity — 0.18; 0.14 Shannon index — p=0.71
N/A N=32 Effects of Pre-, Pro- & Anti-biotics on Gut Microbiota
Human Gut Microbiota
Primary: Bacteria Prevalence in Stool — 22.3; 20.9; 18.0; 25.5 percentage of bacterial genera in stool — p=<0.05
N/A N=92 Dietary Supplement With and Without a Probiotic and/or Antibiotic
Healthy Adults
Primary: Evaluation of the Changes in Microbiome Species Abundance and Diversity From Baseline Until End of Study (Day 35) — 27.00; 31.25; 27.00; 27.00 copies/ng DNA — p=<0.0001
Phase 1 N=21 Effect of Bismuth Subsalicylate on the Gut Microbiome and Host Response in Healthy Adults
Healthy Adults
Primary: To Evaluate the Effect of BSS on the Human Gut Microbiome. — 2 Number of different bacterial taxa — p=<0.05
N/A N=225 Advanced Metagenomic Analysis of Human Colonic Microbiota in Patients With Chronic GI Disorders
Irritable Bowel Syndrome · Colitis, Ulcerative · Crohn Disease
Primary: Colonic-Mucosa Associated Microbial Species Per Compiled Participants in 5 Different Arms — 40; 30; 23; 23 microbial species population
Phase 4 N=89 Probiotics to Promote Intestinal Health
Communicable Diseases · Infection · Anti-Infective Agents
Primary: Number of Participants With Acquisition of Any New Antibiotic-resistant Organism — 9; 12 Participants
Phase 2 N=24 Fermented Milk Drink on Human Intestinal Microflora
Signs and Symptoms, Digestive
Primary: Modification of the Composition of the Intestinal Microflora: Bifidobacterium — 7.88; 7.60; 8.13; 8.10 log10 CFU/g — p=<0.05
Phase 2 N=27 Investigation of the Gut Microbiota in Regulating Nutrient Absorption in Humans
Obesity
Primary: Stool Calories During OF and UF — 5.8; 8.9 percentage of calorie intake
Phase 3 N=69 Rifaximin and Placebo in the Treatment of Bowel Dysfunction After Anterior Resection for Rectal Cancer
Rectal Cancer
Primary: Number of Participants Who Completed MSKCC Bowel Function Instrument (BFI Score) in Patients Following Anterior Resection (AR) or Sphincter Preserving Surgery (SPS) for…
Phase 1 N=13 Bacteriotherapy in Pediatric Inflammatory Bowel Disease
Inflammatory Bowel Disease · Crohn's Disease · Ulcerative Colitis
Primary: Number of Participants Who Responded to Stool Translplantation By 2 Weeks as Determined by Pediatric Ulcerative Colitis Activity Index (PUCAI)/Pediatric Crohn's Disease…
Phase 2 N=18 Beneficial Bacteria Treatment for Autism
Gastrointestinal Problems · Autism Spectrum Disorders
Primary: Gastrointestinal Symptom Responsiveness Scale (GSRS) — 2.74; 1.31 units on a scale — p=<0.001
N/A N=30 Obesity - Inflammation - Metabolic Disease: Effect of Lactobacillus Casei Shirota
Metabolic Syndrome
Primary: Change of Neutrophil Phagocytosis From Baseline to 3 Months — 0.06; 3.48 percentage of monocytes and granulocytes
N/A N=62 Dietary Supplement With and Without a Probiotic
Healthy Adult Subjects
Primary: Evaluation of the Levels of B.Infantis in Stool by Quantitative PCR — 3.33; 3.33; 3.33; 3.33 copies/ng DNA — p=<0.0001
Phase 4 N=153 The Effect of Probiotics on Constipation, and Intestinal Microflora in Children With Functional Constipation
Functional Constipation
Primary: Change of Clostridium Butyricum Miyairi Expression After Probiotics Supplementation in Constipated Children. — 0.00486; 0.0000148; 0.00000189 number of bacteria per mg…
N/A N=24 Probiotics in Infants With Gastroschisis
Gastroschisis
Primary: Composition of the Fecal Microbiota — 42; 12; 1.1; 14 percentage of total bacteria — p=<0.01
Early Phase 1 N=118 Mechanisms of Probiotics and Antibiotic-Associated Diarrhea
Antibiotic-associated Diarrhea
Primary: Change From Baseline Levels of Fecal Short-chain Fatty Acid (With a Particular Focus on Acetate) — 23.55; -13.9; -19.5; 7.25 micromolar
N/A N=60 Proton Pump Inhibitors and Dysbiosis in Cirrhosis
Cirrhosis · Healthy
Primary: Number of Patients With Overgrowth of Oral Microbiota in Their Stool After PPI Therapy Withdrawal or Initiation — 45; 15 Participants
Phase 1 N=21 Gastrointestinal Microbiota in Primary Sclerosing Cholangitis and Biliary Atresia With Vancomycin
Primary Sclerosing Cholangitis · Biliary Atresia
Primary: Determine the Benefit of Oral Vancomycin Therapy for Primary Sclerosing Cholangitis and Biliary Atresia — 10; 0; 0; 0 participants
Early Phase 1 N=66 Mechanisms of Preventing Antibiotic-Associated Diarrhea and the Role for Probiotics
Antibiotic-associated Diarrhea
Primary: Level of Fecal Short-chain Fatty Acid (SCFA) Acetate — 53.1; 45.2; 42.3; 38.1 micromolar (μM)
N/A N=107 Use of a Novel Synbiotic to Change Human Gut Bacteria and Improve Health in Obese Adults
Intestinal Microbiota and Barrier Function
Primary: Change in Microbiota, as Measured by Change in Microbiota Composition, Including Presence of B. Adolescentis BD1 and B. Animalis Supsp Lactis BB-12 — 7.9; 9.1; 8.8; 6.0…
N/A N=11 Effect of Milk Oligosaccharides and Bifidobacteria on the Intestinal Microflora of Children With Autism
Autism
Primary: Stool Microbiota Composition Change During Prebiotic Only Treatment — 2; 3; 1; 0 Participants
N/A N=53 Effects of S. Boulardii and Amoxicillin/Clavulanate on Gut Microbiota
Healthy Volunteers
Primary: Gastrointestinal Symptom Rating Scale — 18.7; 18.7; 17.3 units on a scale
N/A N=369 Defining the Intestinal Microbiota in Premature Neonates
Premature Intestinal Microbiota · Necrotizing Enterocolitis · Late Onset Bloodstream Infection
Primary: The Composition of Bacteria Present, Established by Ultra-deep RNA Gene Sequencing, in Pre-morbid Faecal Samples From Neonates With Necrotizing Enterocolitis and…
N/A N=13 Effects of Dietary Fructose on Gut Microbiota and Fecal Metabolites in Obese Men and Postmenopausal Women: A Pilot Study
Non-Alcoholic Fatty Liver Disease · Obesity
Primary: Difference in the Distribution of Fecal Microbiota in Each Participant
Phase 2 N=8 Fundamental Modification of the Gut Microbiota in the Treatment of Refractory Crohn's Disease
Crohn's Disease
Primary: Change in Disease Activity by Harvey Bradshaw Index — -5; -3 score on a scale