Trial Outcomes & Findings for Clinical Pharmacology Study of Oral Edaravone in Amyotrophic Lateral Sclerosis Patients With Gastrostomy (NCT NCT04254913)

NCT ID: NCT04254913

Last Updated: 2026-05-22

Results Overview

Recruitment status

COMPLETED

Study phase

PHASE1

Target enrollment

6 participants

Primary outcome timeframe

Plasma samples are collected: Day 1 at pre-dose, 0.25, 0.5, 1, 2, 4 and 8 hours; Day 2 at 24 hours after administration.

Results posted on

2026-05-22

Participant Flow

Participant milestones

Participant milestones
Measure
MT-1186
ALS patients receive the edaravone oral suspension via a percutaneous endoscopic gastrostomy (PEG) tube.
Overall Study
STARTED
6
Overall Study
COMPLETED
5
Overall Study
NOT COMPLETED
1

Reasons for withdrawal

Reasons for withdrawal
Measure
MT-1186
ALS patients receive the edaravone oral suspension via a percutaneous endoscopic gastrostomy (PEG) tube.
Overall Study
Adverse Event
1

Baseline Characteristics

Clinical Pharmacology Study of Oral Edaravone in Amyotrophic Lateral Sclerosis Patients With Gastrostomy

Baseline characteristics by cohort

Baseline characteristics by cohort
Measure
MT-1186
n=6 Participants
ALS patients receive the edaravone oral suspension via a percutaneous endoscopic gastrostomy (PEG) tube.
Age, Categorical
<=18 years
0 Participants
n=2 Participants
Age, Categorical
Between 18 and 65 years
2 Participants
n=2 Participants
Age, Categorical
>=65 years
4 Participants
n=2 Participants
Sex: Female, Male
Female
3 Participants
n=2 Participants
Sex: Female, Male
Male
3 Participants
n=2 Participants
Race (NIH/OMB)
American Indian or Alaska Native
0 Participants
n=2 Participants
Race (NIH/OMB)
Asian
6 Participants
n=2 Participants
Race (NIH/OMB)
Native Hawaiian or Other Pacific Islander
0 Participants
n=2 Participants
Race (NIH/OMB)
Black or African American
0 Participants
n=2 Participants
Race (NIH/OMB)
White
0 Participants
n=2 Participants
Race (NIH/OMB)
More than one race
0 Participants
n=2 Participants
Race (NIH/OMB)
Unknown or Not Reported
0 Participants
n=2 Participants

PRIMARY outcome

Timeframe: Plasma samples are collected: Day 1 at pre-dose, 0.25, 0.5, 1, 2, 4 and 8 hours; Day 2 at 24 hours after administration.

Outcome measures

Outcome measures
Measure
MT-1186
n=6 Participants
ALS patients receive the edaravone oral suspension via a percutaneous endoscopic gastrostomy (PEG) tube.
Area Under the Plasma Concentration Versus Time Curve From Time Zero up to the Last Quantifiable Concentration Time-point (AUC0-t) of Unchanged Edaravone
2300 ng·h/mL
Standard Deviation 950

PRIMARY outcome

Timeframe: Plasma samples are collected: Day 1 at pre-dose, 0.25, 0.5, 1, 2, 4 and 8 hours; Day 2 at 24 hours after administration.

Outcome measures

Outcome measures
Measure
MT-1186
n=6 Participants
ALS patients receive the edaravone oral suspension via a percutaneous endoscopic gastrostomy (PEG) tube.
Maximum Plasma Concentration (Cmax) of Unchanged Edaravone
2163 ng/mL
Standard Deviation 902.2

PRIMARY outcome

Timeframe: Plasma samples are collected: Day 1 at pre-dose, 0.25, 0.5, 1, 2, 4 and 8 hours; Day 2 at 24 hours after administration.

Outcome measures

Outcome measures
Measure
MT-1186
n=6 Participants
ALS patients receive the edaravone oral suspension via a percutaneous endoscopic gastrostomy (PEG) tube.
Time to Reach Maximum Plasma Concentration (Tmax) of Unchanged Edaravone
0.29 h
Interval 0.25 to 0.5

PRIMARY outcome

Timeframe: Plasma samples are collected: Day 1 at pre-dose, 0.25, 0.5, 1, 2, 4 and 8 hours; Day 2 at 24 hours after administration.

Outcome measures

Outcome measures
Measure
MT-1186
n=6 Participants
ALS patients receive the edaravone oral suspension via a percutaneous endoscopic gastrostomy (PEG) tube.
Terminal Elimination Half-life (t1/2) of Unchanged Edaravone
4.47 h
Standard Deviation 0.45

PRIMARY outcome

Timeframe: Plasma samples are collected: Day 1 at pre-dose, 0.25, 0.5, 1, 2, 4 and 8 hours; Day 2 at 24 hours after administration.

Outcome measures

Outcome measures
Measure
MT-1186
n=6 Participants
ALS patients receive the edaravone oral suspension via a percutaneous endoscopic gastrostomy (PEG) tube.
Apparent Terminal Elimination Rate Constant (Kel) of Unchanged Edaravone
0.1561 1/h
Standard Deviation 0.0138

PRIMARY outcome

Timeframe: Plasma samples are collected: Day 1 at pre-dose, 0.25, 0.5, 1, 2, 4 and 8 hours; Day 2 at 24 hours after administration.

Outcome measures

Outcome measures
Measure
MT-1186
n=6 Participants
ALS patients receive the edaravone oral suspension via a percutaneous endoscopic gastrostomy (PEG) tube.
Mean Residence Time (MRT) of Unchanged Edaravone
1.89 h
Standard Deviation 0.205

PRIMARY outcome

Timeframe: Plasma samples are collected: Day 1 at pre-dose, 0.25, 0.5, 1, 2, 4 and 8 hours; Day 2 at 24 hours after administration.

Outcome measures

Outcome measures
Measure
MT-1186
n=6 Participants
ALS patients receive the edaravone oral suspension via a percutaneous endoscopic gastrostomy (PEG) tube.
Apparent Total Clearance (CL/F) of Unchanged Edaravone
54.4 L/h
Standard Deviation 28.1

PRIMARY outcome

Timeframe: Plasma samples are collected: Day 1 at pre-dose, 0.25, 0.5, 1, 2, 4 and 8 hours; Day 2 at 24 hours after administration.

Outcome measures

Outcome measures
Measure
MT-1186
n=6 Participants
ALS patients receive the edaravone oral suspension via a percutaneous endoscopic gastrostomy (PEG) tube.
Apparent Distribution Volume at Elimination Phase (Vz/F) of Unchanged Edaravone
365 L
Standard Deviation 236

PRIMARY outcome

Timeframe: Plasma samples are collected: Day 1 at pre-dose, 0.25, 0.5, 1, 2, 4 and 8 hours; Day 2 at 24 hours after administration

Outcome measures

Outcome measures
Measure
MT-1186
n=6 Participants
ALS patients receive the edaravone oral suspension via a percutaneous endoscopic gastrostomy (PEG) tube.
Apparent Distribution Volume at Steady State (Vss/F) of Unchanged Edaravone
101 L
Standard Deviation 48.1

PRIMARY outcome

Timeframe: Urine samples are collected: 0 to 8 hours after oral administration

This information will not be disclosed because it may identify the patient (N=1).

Outcome measures

Outcome measures
Measure
MT-1186
n=1 Participants
ALS patients receive the edaravone oral suspension via a percutaneous endoscopic gastrostomy (PEG) tube.
Cumulative Amount of Drug Excreted in Urine (Ae) of Edaravone
NA mg
Standard Deviation NA
It may identify the patient (N=1)

PRIMARY outcome

Timeframe: Urine samples are collected: 0 to 8 hours after oral administration

This information will not be disclosed because it may identify the patient (N=1)

Outcome measures

Outcome measures
Measure
MT-1186
n=1 Participants
ALS patients receive the edaravone oral suspension via a percutaneous endoscopic gastrostomy (PEG) tube.
Cumulative Percentage of Drug Excreted in Urine (Ae) of Edaravone
NA percentage of dose
Standard Deviation NA
It may identify the patient (N=1)

PRIMARY outcome

Timeframe: Urine samples are collected: 0 to 8 hours after oral administration

This information will not be disclosed because it may identify the patient (N=1).

Outcome measures

Outcome measures
Measure
MT-1186
n=1 Participants
ALS patients receive the edaravone oral suspension via a percutaneous endoscopic gastrostomy (PEG) tube.
Renal Clearance (CLr) of Edaravone
NA L/h
Standard Deviation NA
It may identify the patient (N=1)

SECONDARY outcome

Timeframe: The provision of informed consent to Day 8

Outcome measures

Outcome measures
Measure
MT-1186
n=6 Participants
ALS patients receive the edaravone oral suspension via a percutaneous endoscopic gastrostomy (PEG) tube.
Number of Participants With Adverse Events and Adverse Drug Reactions
Number of Participants with Adverse events
3 Participants
Number of Participants With Adverse Events and Adverse Drug Reactions
Number of Participants with adverse drug reactions
0 Participants

Adverse Events

MT-1186

Serious events: 2 serious events
Other events: 3 other events
Deaths: 0 deaths

Serious adverse events

Serious adverse events
Measure
MT-1186
n=6 participants at risk
ALS patients receive the edaravone oral suspension via a percutaneous endoscopic gastrostomy (PEG) tube.
Injury, poisoning and procedural complications
Tibia fracture
16.7%
1/6 • The provision of informed consent to Day 8
Injury, poisoning and procedural complications
Spinal compression fracture
16.7%
1/6 • The provision of informed consent to Day 8
Respiratory, thoracic and mediastinal disorders
Respiratory disorder
16.7%
1/6 • The provision of informed consent to Day 8

Other adverse events

Other adverse events
Measure
MT-1186
n=6 participants at risk
ALS patients receive the edaravone oral suspension via a percutaneous endoscopic gastrostomy (PEG) tube.
Gastrointestinal disorders
Anal eczema
16.7%
1/6 • The provision of informed consent to Day 8
Infections and infestations
Folliculitis
16.7%
1/6 • The provision of informed consent to Day 8
Infections and infestations
Urinary tract infection
16.7%
1/6 • The provision of informed consent to Day 8
Injury, poisoning and procedural complications
Stoma site hypergranulation
16.7%
1/6 • The provision of informed consent to Day 8

Additional Information

Clinical Trials, Information Desk

Tanabe Pharma Corporation

Phone: Please email

Results disclosure agreements

  • Principal investigator is a sponsor employee
  • Publication restrictions are in place

Restriction type: OTHER