A Phase 1 Study to Investigate the Safety and Pharmacokinetics of Fosigotifator in Patients With Amyotrophic Lateral Sclerosis
Public ClinicalTrials.gov record NCT04948645. 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.
Data is sourced from official ClinicalTrials.gov public API records. Always review the official ClinicalTrials.gov record for the latest information.
Official title
A Randomized, Double-Blind, Placebo-Controlled Study to Assess Safety, Tolerability, and Pharmacokinetics Following Multiple Doses of Fosigotifator in Subjects With Amyotrophic Lateral Sclerosis Followed by an Active Treatment Extension
Brief summary
Reproduced verbatim from the official ClinicalTrials.gov record. Not medical advice.
Fosigotifator is an investigational drug being researched for the treatment of Amyotrophic Lateral Sclerosis. This is an up to 156-week, 2-part study. Part 1 will be a 4-week, randomized, double-blind, placebo-controlled study; Part 2 will be up to a 152-week active treatment extension (ATE) during which all subjects will receive Fosigotifator.
Study identification
- NCT ID
- NCT04948645
- Recruitment status
- Terminated
- Study type
- Interventional
- Phase
- Phase 1
- Enrollment
- 31 participants
Conditions and interventions
Conditions
Eligibility (public fields only)
- Age range
- 18 Years to 80 Years
- 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
- Sep 21, 2021
- Primary completion
- Jul 14, 2025
- Completion
- Jul 14, 2025
- Last update posted
- Jul 31, 2025
2021 – 2025
United States locations
- U.S. sites
- 7
- U.S. states
- 5
- U.S. cities
- 7
| Facility | City | State | ZIP | Site status |
|---|---|---|---|---|
| UC Irvine Health ALS and Neuromuscular Center | Irvine | California | 92868 | — |
| Cedars-Sinai Medical Center | Los Angeles | California | 90048 | — |
| Forbes Norris MDA/ALS Research and Treatment Center | San Francisco | California | 94109 | — |
| Mayo Clinic | Jacksonville | Florida | 32224 | — |
| Johns Hopkins ALS Clinical Trials Unit | Baltimore | Maryland | 21205 | — |
| Healey & AMG Center for ALS Research | Boston | Massachusetts | 02114 | — |
| Mayo Clinic | Rochester | Minnesota | 55905 | — |
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 7 non-U.S. sites.
About this trial record page
- What this page shows
- Public field values for ClinicalTrials.gov record NCT04948645, 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 Jul 31, 2025 · Synced Sep 9, 2026
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Open the official record
The complete protocol, eligibility criteria, and contact information for NCT04948645 live on ClinicalTrials.gov.