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Terminated Phase 3 Interventional Results available

An Efficacy and Safety Study of Ravulizumab in ALS Participants

ClinicalTrials.gov ID: NCT04248465

Public ClinicalTrials.gov record NCT04248465. Field values are reproduced from the official study page; the official ClinicalTrials.gov record remains the source of truth for eligibility, enrollment, and contact information.

ClinicalTrials.gov public records Last synced Oct 20, 2026, 6:34 AM EDT

Data is sourced from official ClinicalTrials.gov public API records. Always review the official ClinicalTrials.gov record for the latest information.

Official title

A Phase 3, Double-Blind, Randomized, Placebo-Controlled, Parallel Group, Multicenter Study With an Open-Label Extension to Evaluate the Efficacy and Safety of Ravulizumab in Patients With Amyotrophic Lateral Sclerosis (ALS)

Brief summary

Reproduced verbatim from the official ClinicalTrials.gov record. Not medical advice.

The purpose of the study is to assess the efficacy and safety of ravulizumab for the treatment of adult participants with ALS.

Study identification

NCT ID
NCT04248465
Recruitment status
Terminated
Study type
Interventional
Phase
Phase 3
Lead sponsor
Alexion Pharmaceuticals, Inc.
Industry
Enrollment
382 participants

Conditions and interventions

Interventions

Drug · Biological

Eligibility (public fields only)

Age range
18 Years and older
Sex
All
Healthy volunteers
Healthy volunteers not accepted

This page does not interpret eligibility. Detailed inclusion and exclusion criteria are on the official ClinicalTrials.gov record.

Study timeline

Start date
Mar 30, 2020 (Actual)
Primary completion
Oct 17, 2021 (Actual)
Completion
Oct 17, 2021 (Actual)
Last update posted
Jan 10, 2023

2020 – 2021

United States locations

U.S. sites
34
U.S. states
20
U.S. cities
30
Facility City State ZIP Site status
Barrow Neurological Institute Phoenix Arizona 85013 —
Neuromuscular Research Center and Clinic Phoenix Arizona 85028 —
HonorHealth Research Institute Scottsdale Arizona 85251 —
Loma Linda University Medical Center Loma Linda California 92354 —
University of Southern California Los Angeles California 90033 —
University of California-Irvine Orange California 92868 —
Stanford University Medical Center Palo Alto California 94304 —
University of California San Diego Medical Center San Diego California 92093-0949 —
Norris MDA/ALS Center San Francisco California 94115 —
University of California San Francisco Medical Center San Francisco California 94143 —
University of Colorado Anschutz Medical Campus School of Medicine Aurora Colorado 80045 —
University of Florida at Shands Jacksonville Jacksonville Florida 32209 —
University of South Florida Tampa Florida 33612 —
University of Chicago Medical Center Chicago Illinois 60637 —
Indiana University Medical Center Indianapolis Indiana 46202 —
University of Kansas Medical Center Research Institute, Inc. Kansas City Kansas 66160 —
University of Kentucky Lexington Kentucky 40536 —
Johns Hopkins University School Of Medicine Baltimore Maryland 21205 —
Massachusetts General Hospital Boston Massachusetts 02114 —
Las Vegas Clinic Las Vegas Nevada 89145 —
Beth Israel Medical Center - PRIME New York New York 10003 —
Hospital for Special Surgery New York New York 10021 —
Atrium Health Neuroscience Institute Charlotte North Carolina 28207 —
The Cleveland Clinic Foundation Cleveland Ohio 44195 —
The Ohio State University Columbus Ohio 43221 —
Allegheny Neurological Associates Pittsburgh Pennsylvania 15212 —
Vanderbilt University Medical Center Nashville Tennessee 37232 —
Austin Neuromuscular Center Austin Texas 78756 —
Houston Methodist Neurological Institute-Movement Disorders Clinic Houston Texas 77030 —
Nerve & Muscle Center of Texas Houston Texas 77030 —
University of Vermont Medical Center Burlington Vermont 05401 —
Virginia Commonwealth University, Neurology Clinical and Translational Research Office Richmond Virginia 23298 —
Sentara Neurology Specialists Virginia Beach Virginia 23456 —
Swedish Neuroscience Institute Seattle Washington 98122-4470 —

Site contact phone numbers, emails, and investigator names are intentionally not displayed here. Open the official ClinicalTrials.gov record for site contact information.

Non-U.S. locations

This page focuses on the U.S. directory. The official record also lists 61 non-U.S. sites.

About this trial record page

What this page shows
Public field values for ClinicalTrials.gov record NCT04248465, including study identification, conditions, interventions, eligibility (age, sex, healthy volunteer), timeline, and U.S. site list.
What this page does not do
No medical advice, eligibility judgments, treatment recommendations, study quality scoring, or AI-generated medical summaries. No site contact phone numbers, emails, or investigator names.
Where the data comes from
Sourced from the official ClinicalTrials.gov public API. The official record is the source of truth.
Last refresh
Last update posted Jan 10, 2023 · Synced Oct 20, 2026

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Open the official record

The complete public registry record, listed eligibility criteria, and available contact information for NCT04248465 live on ClinicalTrials.gov.

View official ClinicalTrials.gov record →