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Evaluation of Rifaximin SSD for Delaying Encephalopathy Decompensation in Patients With Cirrhosis

A Randomized, Double-Blind, Placebo-Controlled, Multicenter Study to Assess the Efficacy and Safety of Rifaximin Soluble Solid Dispersion (SSD) for the Delay of Encephalopathy Decompensation in Cirrhosis

Status
Active, not recruiting
Phases
Phase 3
Study type
Interventional
Source
ClinicalTrials.gov
Registry ID
NCT05297448
Acronym
RED-C-3132
Enrollment
466
Registered
2022-03-28
Start date
2022-08-03
Completion date
2026-01-31
Last updated
2025-09-10

For informational purposes only — not medical advice. Sourced from public registries and may not reflect the latest updates. Terms

Conditions

Hepatic Encephalopathy

Brief summary

Study RNLC3132 is a Phase 3, randomized, double-blind, placebo-controlled, multicenter study to assess the efficacy and safety of rifaximin SSD-40mg IR for the delay of the first episode of overt hepatic encephalopathy (OHE) decompensation in liver cirrhosis, defined by the presence of medically controlled ascites.

Interventions

Rifaximin Solid Soluble Dispersion Immediate Release Twice Daily

DRUGPlacebo

Placebo Twice Daily

Sponsors

Bausch Health Americas, Inc.
Lead SponsorINDUSTRY

Study design

Allocation
RANDOMIZED
Intervention model
PARALLEL
Primary purpose
PREVENTION
Masking
DOUBLE (Subject, Investigator)

Eligibility

Sex/Gender
ALL
Age
18 Years to 85 Years
Healthy volunteers
No

Inclusion criteria

Key Inclusion Criteria: * Diagnosis of liver cirrhosis with medically controlled ascites (\>30 days) not requiring therapeutic paracentesis (could have had paracentesis in the past). * Conn (West Haven Criteria) score of \< 2. * Mini-Mental State Examination (MMSE) score \> 24 at screening. * ≥ 18 and ≤ 85 years of age. Key

Exclusion criteria

* Active COVID-19 that is unresolved * History of SBP * History of EVB or AKI-HRS within 6 months * History of OHE episode (Conn score ≥ 2)

Design outcomes

Primary

MeasureTime frame
Time to first event of overt hepatic encephalopathy requiring medical intervention in hospital/ER/ED/clinic or death.72 weeks

Secondary

MeasureTime frame
Time to first Conn score ≥ 2 or confirmed OHE requiring medical intervention in hospital/ER/ED/clinic or death72 weeks
Time to all-cause hospitalization72 weeks
Time to first event of OHE that requires hospitalization, or all-cause death72 weeks

Countries

Australia, Belgium, Bulgaria, Canada, France, Germany, Hungary, India, Italy, Mongolia, New Zealand, Poland, Puerto Rico, South Korea, Spain, United Kingdom, United States

Outcome results

None listed

Source: ClinicalTrials.gov · Data processed: Feb 4, 2026