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Completed

NCT Number: NCT04165824

Safety Study of Oral Edaravone Administered in Subjects With ALS

The objective of this study is to evaluate the long-term safety and tolerability of oral edaravone in subjects with Amyotrophic Lateral Sclerosis (ALS) over 24 and 48 weeks.

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Key information

Conditions

ALS

Age range

18 year–75 year

Sex eligibility

All sexes

Study type

Interventional

Phase

Phase 3

Primary location

Heritage Medical Research Clinic - University Of Calgary, Calgary, Alberta, Canada

Loading trial locations.

Who can participate

Healthy volunteers accepted: No

Only the study team can determine whether someone qualifies for participation.

Inclusion criteria

  • Subjects will be male or female, ≥ 18 to 75 years of age at the time the ICF is signed
  • Subjects will be diagnosed with Definite ALS, Probable ALS, Probable laboratory-supported ALS, or Possible ALS according to the El Escorial revised criteria for the diagnosis of ALS.
  • Subjects will be living and functioning independently (eg, able to eat, excrete, ambulate independently without assistance of others). The use of supportive tools and adaptive utensil is allowed
  • Subjects will have a baseline forced vital capacity percentage (%FVC) ≥ 70%.
  • Subjects whose first symptom of ALS occurred within 3 years of the time of providing written informed consent.

Exclusion criteria

  • Subjects who have the presence or history of any clinically significant disease (except ALS) that could interfere with the objectives of the study (the assessment of safety and efficacy) or the safety of the subject, as judged by the Investigator.
  • Subjects of childbearing potential unwilling to use acceptable method of contraception from the screening visit until 3 months after the last dose of study medication. Subjects who are sexually active who do not agree to use contraception during the study period.
  • Subjects who are female and pregnant (a positive pregnancy test) or lactating at the screening visit (Visit 1).
  • Subjects who have a significant risk of suicidality. Subjects with any suicidal behavior or suicidal ideation of type 4 (active suicidal ideation with some intent to act, without a specific plan) or type 5 (active suicidal ideation with specific plan and intent) based on the Columbia-Suicide Severity Rating Scale (C-SSRS) within the 3 months before the screening visit.
  • Subjects who have ALT or AST elevations greater than 2 times the ULN at screening.
  • Subjects with a Glomerular Filtration Rate (GFR) <30 mL/Min Per 1.73 m2.
  • Subjects with history of hypersensitivity to edaravone, any of the additives or inactive ingredients of edaravone, or sulfites.
  • Subjects with hereditary fructose intolerance.
  • Subjects who participated in another study and were administered an investigational product within 1 month or 5 half-lives of the investigational agent, whichever is longer before providing informed consent for the present study.
  • Subjects who are unable to take their medications orally.

Treatment and study plan

MT-1186

Drug
  • An initial treatment cycle with daily dosing for 14 days, followed by a 14-day drug free period
  • Subsequent treatment cycles with daily dosing for 10 days out of a 14-day period, followed by a 14 day drug free period. Treatment cycles are every 4 weeks.

Other names: Oral edaravone

Primary outcomes

  1. Number of Treatment Emergency Adverse Events

    Time frame: up to 48 Weeks

  2. Number of Participants With Treatment Emergency Adverse Events

    Time frame: Up to 48 Weeks

Other outcomes

  1. Change in ALS Functional Rating Scale - Revised From Baseline

    Time frame: up to 48 Weeks

  2. Time to Event (Death, Tracheostomy, and Permanent Assisted Mechanical Ventilation)

    Time frame: up to 48 Weeks

Sponsors and collaborators

Lead sponsor

Shionogi

Industry

Registry information

Important dates

Study start
2019
Primary completion
2021
Study completion
2021
First posted
Nov 18, 2019
Registry last updated
Jul 21, 2026

OpenTrials presents study information sourced from ClinicalTrials.gov. The official registry record should be consulted for the latest information.

View the official ClinicalTrials.gov record (opens in a new tab)

This listing is for discovery and informational purposes only. It is not medical advice, does not guarantee that a study is recruiting, and does not determine eligibility. Contact the study team and a qualified healthcare professional when considering participation.

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