ClinicalTrials.gov record
Approved For Marketing No phase listed Expanded access

Expanded Access Program for Tofersen in Participants With Superoxide Dismutase 1-Amyotropic Lateral Sclerosis

ClinicalTrials.gov ID: NCT04972487

Public ClinicalTrials.gov record NCT04972487. 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 May 12, 2026, 12:15 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

Global Early Access Program to Provide Tofersen To Patients With Amyotrophic Lateral Sclerosis (ALS) Associated With a Mutation in the Superoxide Dismutase 1 (SOD1) Gene

Study identification

NCT ID
NCT04972487
Recruitment status
Approved For Marketing
Study type
Expanded access
Phase
Not listed
Lead sponsor
Biogen
Industry
Enrollment
Not listed

Conditions and interventions

Interventions

  • Tofersen Drug

Drug

Eligibility (public fields only)

Age range
18 Years and older
Sex
All
Healthy volunteers
Not listed

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

Study timeline

Start date
Not listed
Primary completion
Not listed
Completion
Not listed
Last update posted
Jun 9, 2024

United States locations

U.S. sites
19
U.S. states
12
U.S. cities
19
Facility City State ZIP Site status
Research Site Anchorage Alaska 99508
Research Site Los Angeles California 90033
Research Site Orange California 92868
Research Site San Diego California 92103
Research Site San Francisco California 94114
Research Site Chicago Illinois 60611
Research Site Kansas City Kansas 66160
Research Site Boston Massachusetts 02114
Research Site Worcester Massachusetts 01655
Research Site Ann Arbor Michigan 48109
Research Site Detroit Michigan 48202
Research Site Rochester Minnesota 55905
Research Site St Louis Missouri 63110
Research Site Lebanon New Hampshire 03766
Research Site Amherst New York 14226
Research Site New York New York 10032
Research Site Syracuse New York 13210
Research Site Philadelphia Pennsylvania 19104
Research Site Austin Texas 78759

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

About this trial record page

What this page shows
Public field values for ClinicalTrials.gov record NCT04972487, 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 Jun 9, 2024 · Synced May 12, 2026

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Open the official record

The complete protocol, eligibility criteria, and contact information for NCT04972487 live on ClinicalTrials.gov.

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