Inulin for Infections in the Intensive Care Unit

NCT03865706 · Status: COMPLETED · Phase: PHASE2 · Type: INTERVENTIONAL · Enrollment: 94

Last updated 2025-06-19

Study results available
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Summary

Normal gut bacteria prevent colonization and subsequent infection with MDR organisms (MDROs) through competition for resources and other mechanisms. During critical illness, this function of the microbiome is lost and there are no current treatments to restore it. Preliminary data indicates that the prebiotic fiber inulin is safe and may alter the gastrointestinal microbiome to improve gut barrier function, decrease colonization with MDROs, and reduce downstream risk for intensive care unit (ICU)-acquired MDR infections. However, the impact of inulin during critical illness is unknown. This double-blind, randomized clinical trial will test inulin for the prevention of antibiotic resistant infections in the ICU.

The trial's specific aims are to determine (1) the feasibility, tolerability, and safety of inulin in the intensive care unit; (2) the impact of inulin on gut colonization with antibiotic-resistant pathogens; and (2A/exploratory) the impact of inulin on ICU-acquired antibiotic-resistant infections.

Conditions

  • Antibiotic Resistant Infection
  • Nosocomial Infection
  • Pathogen Transmission
  • Nutrition Disorders
  • Critical Illness
  • Sepsis

Interventions

DRUG

Inulin Oral Suspension

Inulin powder, derived from chicory root and re-suspended in 250cc water Dosage will be either 8g twice a day or 16g twice a day - dissolved in 250cc sterile water, given oral or via enteric tube

DRUG

Placebo Oral Suspension

250cc sterile water alone, given twice daily a sweetener is added to the water to create identical flavor

DRUG

Broad-spectrum antibiotics

Standard of care treatment for infections

Sponsors & Collaborators

Principal Investigators

  • Daniel E Freedberg, MD, MS · Columbia University

Study Design

Allocation
RANDOMIZED
Purpose
PREVENTION
Masking
QUADRUPLE
Model
PARALLEL

Eligibility

Min Age
18 Years
Sex
ALL
Healthy Volunteers
No

Timeline & Regulatory

Start
2019-10-14
Primary Completion
2023-11-21
Completion
2024-07-23
FDA Drug
Yes

Countries

  • United States

Study Locations

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Entities

Read the full study record

This page highlights key information. For complete eligibility criteria, study locations, investigator contacts, and the full protocol, visit the original record on ClinicalTrials.gov.

View NCT03865706 on ClinicalTrials.gov