CI

At a glance

ClinicalIndex Comparison Record
Phase 3Completed· 57 enrolled
Drug / intervention
Eculizumab +1 morebiological
Likely dose
Not stated in record
Structured eligibility isn't available for this trial yet — see the full criteria in the Eligibility tab below.

Standardized by ClinicalIndex from the ClinicalTrials.gov record · verify against the source.

Search/NCT04752566
NCT04752566Phase 3Completed

A Phase 3, Prospective, Multicenter, Double Blind, Randomized, Placebo Controlled Study to Evaluate the Efficacy and Safety of Eculizumab in Patients With Guillain-Barré Syndrome (GBS)

Alexion Pharmaceuticals, Inc.·interventional·Posted Feb 12, 2021·Updated Sep 8, 2025

In Brief

A Phase 3 clinical trial evaluating Eculizumab and Placebo for Guillain-Barre Syndrome. Completed, enrolled 57 participants across 22 sites.

Detailed Summary

This is a Phase 3, prospective, multicenter, placebo controlled, double blind, randomized study to investigate the efficacy and safety of eculizumab in participants with severe GBS, defined using the Hughes Functional Grade (FG) scale as progressively deteriorating FG3 or FG4/FG5 within 2 weeks from onset of weakness due to GBS. This study will be conducted only at sites in Japan.

Study Details

Study Typeinterventional
Allocation--
Masking--
Primary Purpose--
CountriesJapan
Collaborators--

Timeline

Phase 3CompletedFinished
202120222023202420252026
First PostedFeb 12, 2021
Enrollment StartMar 8, 2021
Primary CompletionAug 3, 2022
TodayJul 2, 2026
Enrollment to primary: 1.4 yearsPosted 5.4 years ago

Interventions

Eculizumabbiological

Eculizumab will be administered via IV infusion once a week for 4 weeks.

Placebodrug

Placebo will be administered via IV infusion once a week for 4 weeks.