Skip to content

Bioequivalence Study of Oral Suspension and Intravenous Formulation of Edaravone in Healthy Adult Subjects

Bioequivalence Study of Oral Suspension and Intravenous Formulation of Edaravone in Healthy Adult Subjects

Status
Completed
Phases
Phase 1
Study type
Interventional
Source
ClinicalTrials.gov
Registry ID
NCT04493281
Enrollment
42
Registered
2020-07-30
Start date
2019-03-22
Completion date
2019-05-09
Last updated
2026-07-15

For informational purposes only — not medical advice. Sourced from public registries and may not reflect the latest updates. Terms

Conditions

Healthy Adult Subjects

Brief summary

To evaluate the single-dose bioequivalence of oral suspension and intravenous (IV) formulation of edaravone in the fasting state in healthy adult subjects

Interventions

Oral suspension

Intravenous formulation

Sponsors

Shionogi
Lead SponsorINDUSTRY

Study design

Allocation
RANDOMIZED
Intervention model
CROSSOVER
Primary purpose
BASIC_SCIENCE
Masking
NONE

Eligibility

Sex/Gender
ALL
Age
20 Years to 45 Years
Healthy volunteers
Yes

Inclusion criteria

* Healthy adult male or female volunteers * Japanese * Subjects aged between 20 and 45 years at the time of informed consent * Subjects who have thoroughly understood the contents of the study and voluntarily provided written informed consent to participate in the study

Exclusion criteria

Additional screening criteria check may apply for qualification: * Subjects with a current or previous history of cardiac, hepatic, renal, gastrointestinal, respiratory, psychiatric/nervous, hematopoietic, or endocrine diseases, and those whom the investigator (or subinvestigator) deems unsuitable for the study * Body mass index (BMI) of \<18.0 or \>30.0, or body weight of \<50 kg (BMI formula: body weight \[kg\]/height \[m\]2, rounded to one decimal place) * Subjects who have undergone any surgery known to affect the gastrointestinal absorption of drugs * Female subjects who do not agree to use an effective method of contraception from screening or 2 weeks before the start of investigational product administration, whichever comes earlier, to 14 days after the completion (or discontinuation) of investigational product administration. Male subjects who do not agree to use an effective method of contraception from the start of investigational product administration to 14 days after the completion (or discontinuation) of investigational product administration * Subjects who have previously received edaravone * Subjects who have participated in another clinical study and received an investigational product within 12 weeks before providing informed consent

Design outcomes

Primary

MeasureTime frame
Area Under the Plasma Concentration Versus Time Curve From Time Zero up to the Last Quantifiable Concentration Time-point (AUC0-t) of Unchanged Edaravone After Oral and Intravenous AdministrationThe date of dosing is defined as Day 1. PO: Day 1 at pre-dose, 0.083, 0.25, 0.5, 0.75, 1, 1.5, 2, 4, 6, 8, 10, 12 hrs; IV: Day 1 at pre-dose, 0.25, 0.5, 1, 1.083, 1.25, 1.5, 1.75, 2, 3, 4, 6, 8, 12 hrs; Both groups: Day 2 at 24, 36 hrs; Day 3 at 48 hrs.
Area Under the Plasma Concentration Versus Time Curve From Time Zero up to Infinity With Extrapolation of the Terminal Phase (AUC0-inf) of Unchanged Edaravone After Oral and Intravenous AdministrationThe date of dosing is defined as Day 1. PO: Day 1 at pre-dose, 0.083, 0.25, 0.5, 0.75, 1, 1.5, 2, 4, 6, 8, 10, 12 hrs; IV: Day 1 at pre-dose, 0.25, 0.5, 1, 1.083, 1.25, 1.5, 1.75, 2, 3, 4, 6, 8, 12 hrs; Both groups: Day 2 at 24, 36 hrs; Day 3 at 48 hrs.
Maximum Plasma Concentration (Cmax) of Unchanged Edaravone After Oral and Intravenous AdministrationThe date of dosing is defined as Day 1. PO: Day 1 at pre-dose, 0.083, 0.25, 0.5, 0.75, 1, 1.5, 2, 4, 6, 8, 10, 12 hrs; IV: Day 1 at pre-dose, 0.25, 0.5, 1, 1.083, 1.25, 1.5, 1.75, 2, 3, 4, 6, 8, 12 hrs; Both groups: Day 2 at 24, 36 hrs; Day 3 at 48 hrs.

Secondary

MeasureTime frameDescription
Time to Reach Maximum Plasma Concentration (Tmax)The date of dosing is defined as Day 1. PO: Day 1 at pre-dose, 0.083, 0.25, 0.5, 0.75, 1, 1.5, 2, 4, 6, 8, 10, 12 hrs; IV: Day 1 at pre-dose, 0.25, 0.5, 1, 1.083, 1.25, 1.5, 1.75, 2, 3, 4, 6, 8, 12 hrs; Both groups: Day 2 at 24, 36 hrs; Day 3 at 48 hrs.
Area Under the Plasma Concentration Versus Time Curve From Time Zero up to 24 Hours (AUC0-24)The date of dosing is defined as Day 1. PO: Day 1 at pre-dose, 0.083, 0.25, 0.5, 0.75, 1, 1.5, 2, 4, 6, 8, 10, 12 hrs; Day 2 at 24 hrs ; IV: Day 1 at pre-dose, 0.25, 0.5, 1, 1.083, 1.25, 1.5, 1.75,2, 3, 4, 6, 8, 12 hrs; Day 2 at 24 hrs.
Area Under the Plasma Concentration Versus Time Curve From Time Zero up to the Last Sampling Time-point (for All Time-points) (AUC0-all)The date of dosing is defined as Day 1. PO: Day 1 at pre-dose, 0.083, 0.25, 0.5, 0.75, 1, 1.5, 2, 4, 6, 8, 10, 12 hrs; IV: Day 1 at pre-dose, 0.25, 0.5, 1, 1.083, 1.25, 1.5, 1.75, 2, 3, 4, 6, 8, 12 hrs; Both groups: Day 2 at 24, 36 hrs; Day 3 at 48 hrs.
Terminal Elimination Half-life (t1/2)The date of dosing is defined as Day 1. PO: Day 1 at pre-dose, 0.083, 0.25, 0.5, 0.75, 1, 1.5, 2, 4, 6, 8, 10, 12 hrs; IV: Day 1 at pre-dose, 0.25, 0.5, 1, 1.083, 1.25, 1.5, 1.75, 2, 3, 4, 6, 8, 12 hrs; Both groups: Day 2 at 24, 36 hrs; Day 3 at 48 hrs.
Elimination Rate Constant From the Central Compartment (Kel)The date of dosing is defined as Day 1. PO: Day 1 at pre-dose, 0.083, 0.25, 0.5, 0.75, 1, 1.5, 2, 4, 6, 8, 10, 12 hrs; IV: Day 1 at pre-dose, 0.25, 0.5, 1, 1.083, 1.25, 1.5, 1.75, 2, 3, 4, 6, 8, 12 hrs; Both groups: Day 2 at 24, 36 hrs; Day 3 at 48 hrs.
Mean Residence Time From Time Zero up to Infinity With Extrapolation of the Terminal Phase (MRT0-inf) of Unchanged EdaravoneThe date of dosing is defined as Day 1. PO: Day 1 at pre-dose, 0.083, 0.25, 0.5, 0.75, 1, 1.5, 2, 4, 6, 8, 10, 12 hrs; IV: Day 1 at pre-dose, 0.25, 0.5, 1, 1.083, 1.25, 1.5, 1.75, 2, 3, 4, 6, 8, 12 hrs; Both groups: Day 2 at 24, 36 hrs; Day 3 at 48 hrs.
Total Clearance (CL) of Unchanged Edaravone After Intravenous AdministrationThe date of dosing is defined as Day 1. Day 1 at pre-dose, 0.25, 0.5, 1, 1.083, 1.25, 1.5, 1.75, 2, 3, 4, 6, 8, 12 hrs; Day 2 at 24, 36 hrs; Day 3 at 48 hrs.
Volume of Distribution During Terminal Phase (Vz) of Unchanged Edaravone After Intravenous AdministrationThe date of dosing is defined as Day 1. Day 1 at pre-dose, 0.25, 0.5, 1, 1.083, 1.25, 1.5, 1.75, 2, 3, 4, 6, 8, 12 hrs; Day 2 at 24, 36 hrs; Day 3 at 48 hrs.
Volume of Distribution at Steady State (Vss) of Unchanged Edaravone After Intravenous AdministrationThe date of dosing is defined as Day 1. Day 1 at pre-dose, 0.25, 0.5, 1, 1.083, 1.25, 1.5, 1.75, 2, 3, 4, 6, 8, 12 hrs; Day 2 at 24, 36 hrs; Day 3 at 48 hrs.
Apparent Total Clearance (CL/F) of Unchanged Edaravone After Oral AdministrationThe date of dosing is defined as Day 1. Day 1 at pre-dose, 0.083, 0.25, 0.5, 0.75, 1, 1.5, 2, 4, 6, 8, 10, 12 hrs; Day 2 at 24, 36 hrs; Day 3 at 48 hrs.
Apparent Volume of Distribution During Terminal Phase (Vz/F) of Unchanged Edaravone After Oral AdministrationThe date of dosing is defined as Day 1. Day 1 at pre-dose, 0.083, 0.25, 0.5, 0.75, 1, 1.5, 2, 4, 6, 8, 10, 12 hrs; Day 2 at 24, 36 hrs; Day 3 at 48 hrs.
Apparent Volume of Distribution at Steady State (Vss/F) of Unchanged Edaravone After Oral AdministrationThe date of dosing is defined as Day 1. Day 1 at pre-dose, 0.083, 0.25, 0.5, 0.75, 1, 1.5, 2, 4, 6, 8, 10, 12 hrs; Day 2 at 24, 36 hrs; Day 3 at 48 hrs.
Cumulative Amount of Drug Excreted in Urine From Time Zero up to 48 Hours (Ae0-48)Urine samples are collected: Day1 to 6.
Cumulative Percentage of Drug Excreted in Urine From Time Zero up to 48 Hours (Ae0-48)Urine samples are collected: Day1 to 6.
Renal Clearance (CLr) of Unchanged EdaravoneUrine samples are collected: Day1 to 6.
Bioavailability (F) of Unchanged Edaravone After Oral AdministrationPO: Day 1 at pre-dose, 0.083, 0.25, 0.5, 0.75, 1, 1.5, 2, 4, 6, 8, 10, and 12 hrs; Day 2 at 24 and 36 hrs; Day 3 at 48 hrs. IV: Day 1 at pre-dose, 0.25, 0.5, 1, 1.083, 1.25, 1.5, 1.75,2, 3, 4, 6, 8, 12 hrs; Day 2 at 24 and 36 hrs; Day 3 at 48hrs.Bioavailability was calculated from ratio of AUC0-inf of unchanged edaravone after oral and intravenous administration.
AUC0-t of Sulfate and Glucuronide Conjugates After Oral and Intravenous AdministrationThe date of dosing is defined as Day 1. PO: Day 1 at pre-dose, 0.083, 0.25, 0.5, 0.75, 1, 1.5, 2, 4, 6, 8, 10, 12 hrs; IV: Day 1 at pre-dose, 0.25, 0.5, 1, 1.083, 1.25, 1.5, 1.75, 2, 3, 4, 6, 8, 12 hrs; Both groups: Day 2 at 24, 36 hrs; Day 3 at 48 hrs.
AUC0-inf of Sulfate and Glucuronide Conjugates After Oral and Intravenous AdministrationThe date of dosing is defined as Day 1. PO: Day 1 at pre-dose, 0.083, 0.25, 0.5, 0.75, 1, 1.5, 2, 4, 6, 8, 10, 12 hrs; IV: Day 1 at pre-dose, 0.25, 0.5, 1, 1.083, 1.25, 1.5, 1.75, 2, 3, 4, 6, 8, 12 hrs; Both groups: Day 2 at 24, 36 hrs; Day 3 at 48 hrs.
Cmax of Sulfate and Glucuronide Conjugates After Oral and Intravenous AdministrationThe date of dosing is defined as Day 1. PO: Day 1 at pre-dose, 0.083, 0.25, 0.5, 0.75, 1, 1.5, 2, 4, 6, 8, 10, 12 hrs; IV: Day 1 at pre-dose, 0.25, 0.5, 1, 1.083, 1.25, 1.5, 1.75, 2, 3, 4, 6, 8, 12 hrs; Both groups: Day 2 at 24, 36 hrs; Day 3 at 48 hrs.
Number of Participants With Adverse Events and Adverse Drug ReactionsDay 1 to 11

Countries

Japan

Contacts

STUDY_DIRECTORShionogi Clinical Trials Administrator Clinical Support Help Line

Shionogi

Participant flow

Participants by arm

ArmCount
Edaravone Oral Suspensione First, Then Edaravone IV Formulation
Period 1: a single dose of Edaravone oral suspension (105 mg) . Period 2: a single dose of Edaravone IV formulation (60 mg/60 min).
21
Edaravone IV Formulation First, Then Edaravone Oral Suspension
Period 1: a single dose of Edaravone IV formulation (60 mg/60 min). Period 2: a single dose of Edaravone oral suspension (105 mg) .
21
Total42

Baseline characteristics

CharacteristicEdaravone Oral Suspensione First, Then Edaravone IV FormulationEdaravone IV Formulation First, Then Edaravone Oral SuspensionTotal
Age, Categorical
<=18 years
0 Participants0 Participants0 Participants
Age, Categorical
>=65 years
0 Participants0 Participants0 Participants
Age, Categorical
Between 18 and 65 years
21 Participants21 Participants42 Participants
Race (NIH/OMB)
American Indian or Alaska Native
0 Participants0 Participants0 Participants
Race (NIH/OMB)
Asian
21 Participants21 Participants42 Participants
Race (NIH/OMB)
Black or African American
0 Participants0 Participants0 Participants
Race (NIH/OMB)
More than one race
0 Participants0 Participants0 Participants
Race (NIH/OMB)
Native Hawaiian or Other Pacific Islander
0 Participants0 Participants0 Participants
Race (NIH/OMB)
Unknown or Not Reported
0 Participants0 Participants0 Participants
Race (NIH/OMB)
White
0 Participants0 Participants0 Participants
Sex: Female, Male
Female
7 Participants7 Participants14 Participants
Sex: Female, Male
Male
14 Participants14 Participants28 Participants

Adverse events

Event typeEG000
affected / at risk
EG001
affected / at risk
deaths
Total, all-cause mortality
0 / 420 / 42
other
Total, other adverse events
1 / 421 / 42
serious
Total, serious adverse events
0 / 420 / 42

Outcome results

Primary

Area Under the Plasma Concentration Versus Time Curve From Time Zero up to Infinity With Extrapolation of the Terminal Phase (AUC0-inf) of Unchanged Edaravone After Oral and Intravenous Administration

Time frame: The date of dosing is defined as Day 1. PO: Day 1 at pre-dose, 0.083, 0.25, 0.5, 0.75, 1, 1.5, 2, 4, 6, 8, 10, 12 hrs; IV: Day 1 at pre-dose, 0.25, 0.5, 1, 1.083, 1.25, 1.5, 1.75, 2, 3, 4, 6, 8, 12 hrs; Both groups: Day 2 at 24, 36 hrs; Day 3 at 48 hrs.

Population: This study was designed as a 2-group, 2-period crossover study with the advance administration of edaravone oral suspension group (PO =\> IV) with 21 subjects, and the advance administration of edaravone IV formulation group (IV =\> PO) with 21 subjects to investigate the bioequivalence between edaravone oral suspension and edaravone IV formulation.

ArmMeasureValue (MEAN)Dispersion
Edaravone Oral SuspensionArea Under the Plasma Concentration Versus Time Curve From Time Zero up to Infinity With Extrapolation of the Terminal Phase (AUC0-inf) of Unchanged Edaravone After Oral and Intravenous Administration1762 ng·h/mLStandard Deviation 540
Edaravone IV FormulationArea Under the Plasma Concentration Versus Time Curve From Time Zero up to Infinity With Extrapolation of the Terminal Phase (AUC0-inf) of Unchanged Edaravone After Oral and Intravenous Administration1736 ng·h/mLStandard Deviation 331
90% CI: [0.92, 1.04]
Primary

Area Under the Plasma Concentration Versus Time Curve From Time Zero up to the Last Quantifiable Concentration Time-point (AUC0-t) of Unchanged Edaravone After Oral and Intravenous Administration

Time frame: The date of dosing is defined as Day 1. PO: Day 1 at pre-dose, 0.083, 0.25, 0.5, 0.75, 1, 1.5, 2, 4, 6, 8, 10, 12 hrs; IV: Day 1 at pre-dose, 0.25, 0.5, 1, 1.083, 1.25, 1.5, 1.75, 2, 3, 4, 6, 8, 12 hrs; Both groups: Day 2 at 24, 36 hrs; Day 3 at 48 hrs.

Population: This study was designed as a 2-group, 2-period crossover study with the advance administration of edaravone oral suspension group (PO =\> IV) with 21 subjects, and the advance administration of edaravone IV formulation group (IV =\> PO) with 21 subjects to investigate the bioequivalence between edaravone oral suspension and edaravone IV formulation.

ArmMeasureValue (MEAN)Dispersion
Edaravone Oral SuspensionArea Under the Plasma Concentration Versus Time Curve From Time Zero up to the Last Quantifiable Concentration Time-point (AUC0-t) of Unchanged Edaravone After Oral and Intravenous Administration1743 ng·h/mLStandard Deviation 534
Edaravone IV FormulationArea Under the Plasma Concentration Versus Time Curve From Time Zero up to the Last Quantifiable Concentration Time-point (AUC0-t) of Unchanged Edaravone After Oral and Intravenous Administration1720 ng·h/mLStandard Deviation 326
90% CI: [0.91, 1.04]
Primary

Maximum Plasma Concentration (Cmax) of Unchanged Edaravone After Oral and Intravenous Administration

Time frame: The date of dosing is defined as Day 1. PO: Day 1 at pre-dose, 0.083, 0.25, 0.5, 0.75, 1, 1.5, 2, 4, 6, 8, 10, 12 hrs; IV: Day 1 at pre-dose, 0.25, 0.5, 1, 1.083, 1.25, 1.5, 1.75, 2, 3, 4, 6, 8, 12 hrs; Both groups: Day 2 at 24, 36 hrs; Day 3 at 48 hrs.

Population: This study was designed as a 2-group, 2-period crossover study with the advance administration of edaravone oral suspension group (PO =\> IV) with 21 subjects, and the advance administration of edaravone IV formulation group (IV =\> PO) with 21 subjects to investigate the bioequivalence between edaravone oral suspension and edaravone IV formulation.

ArmMeasureValue (MEAN)Dispersion
Edaravone Oral SuspensionMaximum Plasma Concentration (Cmax) of Unchanged Edaravone After Oral and Intravenous Administration1656 ng/mLStandard Deviation 733.6
Edaravone IV FormulationMaximum Plasma Concentration (Cmax) of Unchanged Edaravone After Oral and Intravenous Administration1253 ng/mLStandard Deviation 228.9
90% CI: [1.09, 1.36]
Secondary

Apparent Total Clearance (CL/F) of Unchanged Edaravone After Oral Administration

Time frame: The date of dosing is defined as Day 1. Day 1 at pre-dose, 0.083, 0.25, 0.5, 0.75, 1, 1.5, 2, 4, 6, 8, 10, 12 hrs; Day 2 at 24, 36 hrs; Day 3 at 48 hrs.

Population: This study was designed as a 2-group, 2-period crossover study with the advance administration of edaravone oral suspension group (PO =\> IV) with 21 subjects, and the advance administration of edaravone IV formulation group (IV =\> PO) with 21 subjects to investigate the bioequivalence between edaravone oral suspension and edaravone IV formulation.

ArmMeasureValue (MEAN)Dispersion
Edaravone Oral SuspensionApparent Total Clearance (CL/F) of Unchanged Edaravone After Oral Administration67.9 L/hStandard Deviation 30.1
Secondary

Apparent Volume of Distribution at Steady State (Vss/F) of Unchanged Edaravone After Oral Administration

Time frame: The date of dosing is defined as Day 1. Day 1 at pre-dose, 0.083, 0.25, 0.5, 0.75, 1, 1.5, 2, 4, 6, 8, 10, 12 hrs; Day 2 at 24, 36 hrs; Day 3 at 48 hrs.

Population: This study was designed as a 2-group, 2-period crossover study with the advance administration of edaravone oral suspension group (PO =\> IV) with 21 subjects, and the advance administration of edaravone IV formulation group (IV =\> PO) with 21 subjects to investigate the bioequivalence between edaravone oral suspension and edaravone IV formulation.

ArmMeasureValue (MEAN)Dispersion
Edaravone Oral SuspensionApparent Volume of Distribution at Steady State (Vss/F) of Unchanged Edaravone After Oral Administration164.0 LStandard Deviation 78.9
Secondary

Apparent Volume of Distribution During Terminal Phase (Vz/F) of Unchanged Edaravone After Oral Administration

Time frame: The date of dosing is defined as Day 1. Day 1 at pre-dose, 0.083, 0.25, 0.5, 0.75, 1, 1.5, 2, 4, 6, 8, 10, 12 hrs; Day 2 at 24, 36 hrs; Day 3 at 48 hrs.

Population: This study was designed as a 2-group, 2-period crossover study with the advance administration of edaravone oral suspension group (PO =\> IV) with 21 subjects, and the advance administration of edaravone IV formulation group (IV =\> PO) with 21 subjects to investigate the bioequivalence between edaravone oral suspension and edaravone IV formulation.

ArmMeasureValue (MEAN)Dispersion
Edaravone Oral SuspensionApparent Volume of Distribution During Terminal Phase (Vz/F) of Unchanged Edaravone After Oral Administration826 LStandard Deviation 618
Secondary

Area Under the Plasma Concentration Versus Time Curve From Time Zero up to 24 Hours (AUC0-24)

Time frame: The date of dosing is defined as Day 1. PO: Day 1 at pre-dose, 0.083, 0.25, 0.5, 0.75, 1, 1.5, 2, 4, 6, 8, 10, 12 hrs; Day 2 at 24 hrs ; IV: Day 1 at pre-dose, 0.25, 0.5, 1, 1.083, 1.25, 1.5, 1.75,2, 3, 4, 6, 8, 12 hrs; Day 2 at 24 hrs.

Population: This study was designed as a 2-group, 2-period crossover study with the advance administration of edaravone oral suspension group (PO =\> IV) with 21 subjects, and the advance administration of edaravone IV formulation group (IV =\> PO) with 21 subjects to investigate the bioequivalence between edaravone oral suspension and edaravone IV formulation.

ArmMeasureGroupValue (MEAN)Dispersion
Edaravone Oral SuspensionArea Under the Plasma Concentration Versus Time Curve From Time Zero up to 24 Hours (AUC0-24)Unchanged edaravone1735 ng·h/mLStandard Deviation 523
Edaravone Oral SuspensionArea Under the Plasma Concentration Versus Time Curve From Time Zero up to 24 Hours (AUC0-24)Sulfate conjugate19837 ng·h/mLStandard Deviation 5185
Edaravone Oral SuspensionArea Under the Plasma Concentration Versus Time Curve From Time Zero up to 24 Hours (AUC0-24)Glucuronide Conjugate3917 ng·h/mLStandard Deviation 727
Edaravone IV FormulationArea Under the Plasma Concentration Versus Time Curve From Time Zero up to 24 Hours (AUC0-24)Unchanged edaravone1714 ng·h/mLStandard Deviation 317
Edaravone IV FormulationArea Under the Plasma Concentration Versus Time Curve From Time Zero up to 24 Hours (AUC0-24)Sulfate conjugate14830 ng·h/mLStandard Deviation 3519
Edaravone IV FormulationArea Under the Plasma Concentration Versus Time Curve From Time Zero up to 24 Hours (AUC0-24)Glucuronide Conjugate2288 ng·h/mLStandard Deviation 479
Secondary

Area Under the Plasma Concentration Versus Time Curve From Time Zero up to the Last Sampling Time-point (for All Time-points) (AUC0-all)

Time frame: The date of dosing is defined as Day 1. PO: Day 1 at pre-dose, 0.083, 0.25, 0.5, 0.75, 1, 1.5, 2, 4, 6, 8, 10, 12 hrs; IV: Day 1 at pre-dose, 0.25, 0.5, 1, 1.083, 1.25, 1.5, 1.75, 2, 3, 4, 6, 8, 12 hrs; Both groups: Day 2 at 24, 36 hrs; Day 3 at 48 hrs.

Population: This study was designed as a 2-group, 2-period crossover study with the advance administration of edaravone oral suspension group (PO =\> IV) with 21 subjects, and the advance administration of edaravone IV formulation group (IV =\> PO) with 21 subjects to investigate the bioequivalence between edaravone oral suspension and edaravone IV formulation.

ArmMeasureGroupValue (MEAN)Dispersion
Edaravone Oral SuspensionArea Under the Plasma Concentration Versus Time Curve From Time Zero up to the Last Sampling Time-point (for All Time-points) (AUC0-all)Unchanged edaravone1752 ng·h/mLStandard Deviation 532
Edaravone Oral SuspensionArea Under the Plasma Concentration Versus Time Curve From Time Zero up to the Last Sampling Time-point (for All Time-points) (AUC0-all)Sulfate conjugate20035 ng·h/mLStandard Deviation 5252
Edaravone Oral SuspensionArea Under the Plasma Concentration Versus Time Curve From Time Zero up to the Last Sampling Time-point (for All Time-points) (AUC0-all)Glucuronide Conjugate3927 ng·h/mLStandard Deviation 730
Edaravone IV FormulationArea Under the Plasma Concentration Versus Time Curve From Time Zero up to the Last Sampling Time-point (for All Time-points) (AUC0-all)Unchanged edaravone1727 ng·h/mLStandard Deviation 323
Edaravone IV FormulationArea Under the Plasma Concentration Versus Time Curve From Time Zero up to the Last Sampling Time-point (for All Time-points) (AUC0-all)Sulfate conjugate15025 ng·h/mLStandard Deviation 3575
Edaravone IV FormulationArea Under the Plasma Concentration Versus Time Curve From Time Zero up to the Last Sampling Time-point (for All Time-points) (AUC0-all)Glucuronide Conjugate2297 ng·h/mLStandard Deviation 481
Secondary

AUC0-inf of Sulfate and Glucuronide Conjugates After Oral and Intravenous Administration

Time frame: The date of dosing is defined as Day 1. PO: Day 1 at pre-dose, 0.083, 0.25, 0.5, 0.75, 1, 1.5, 2, 4, 6, 8, 10, 12 hrs; IV: Day 1 at pre-dose, 0.25, 0.5, 1, 1.083, 1.25, 1.5, 1.75, 2, 3, 4, 6, 8, 12 hrs; Both groups: Day 2 at 24, 36 hrs; Day 3 at 48 hrs.

Population: This study was designed as a 2-group, 2-period crossover study with the advance administration of edaravone oral suspension group (PO =\> IV) with 21 subjects, and the advance administration of edaravone IV formulation group (IV =\> PO) with 21 subjects to investigate the bioequivalence between edaravone oral suspension and edaravone IV formulation.

ArmMeasureGroupValue (MEAN)Dispersion
Edaravone Oral SuspensionAUC0-inf of Sulfate and Glucuronide Conjugates After Oral and Intravenous AdministrationSulfate conjugate20055 ng·h/mLStandard Deviation 5256
Edaravone Oral SuspensionAUC0-inf of Sulfate and Glucuronide Conjugates After Oral and Intravenous AdministrationGlucuronide conjugate3924 ng·h/mLStandard Deviation 731
Edaravone IV FormulationAUC0-inf of Sulfate and Glucuronide Conjugates After Oral and Intravenous AdministrationSulfate conjugate15055 ng·h/mLStandard Deviation 3579
Edaravone IV FormulationAUC0-inf of Sulfate and Glucuronide Conjugates After Oral and Intravenous AdministrationGlucuronide conjugate2295 ng·h/mLStandard Deviation 482
Secondary

AUC0-t of Sulfate and Glucuronide Conjugates After Oral and Intravenous Administration

Time frame: The date of dosing is defined as Day 1. PO: Day 1 at pre-dose, 0.083, 0.25, 0.5, 0.75, 1, 1.5, 2, 4, 6, 8, 10, 12 hrs; IV: Day 1 at pre-dose, 0.25, 0.5, 1, 1.083, 1.25, 1.5, 1.75, 2, 3, 4, 6, 8, 12 hrs; Both groups: Day 2 at 24, 36 hrs; Day 3 at 48 hrs.

Population: This study was designed as a 2-group, 2-period crossover study with the advance administration of edaravone oral suspension group (PO =\> IV) with 21 subjects, and the advance administration of edaravone IV formulation group (IV =\> PO) with 21 subjects to investigate the bioequivalence between edaravone oral suspension and edaravone IV formulation.

ArmMeasureGroupValue (MEAN)Dispersion
Edaravone Oral SuspensionAUC0-t of Sulfate and Glucuronide Conjugates After Oral and Intravenous AdministrationSulfate conjugate20031 ng·h/mLStandard Deviation 5255
Edaravone Oral SuspensionAUC0-t of Sulfate and Glucuronide Conjugates After Oral and Intravenous AdministrationGlucuronide Conjugate3914 ng·h/mLStandard Deviation 730
Edaravone IV FormulationAUC0-t of Sulfate and Glucuronide Conjugates After Oral and Intravenous AdministrationSulfate conjugate15024 ng·h/mLStandard Deviation 3576
Edaravone IV FormulationAUC0-t of Sulfate and Glucuronide Conjugates After Oral and Intravenous AdministrationGlucuronide Conjugate2285 ng·h/mLStandard Deviation 481
Secondary

Bioavailability (F) of Unchanged Edaravone After Oral Administration

Bioavailability was calculated from ratio of AUC0-inf of unchanged edaravone after oral and intravenous administration.

Time frame: PO: Day 1 at pre-dose, 0.083, 0.25, 0.5, 0.75, 1, 1.5, 2, 4, 6, 8, 10, and 12 hrs; Day 2 at 24 and 36 hrs; Day 3 at 48 hrs. IV: Day 1 at pre-dose, 0.25, 0.5, 1, 1.083, 1.25, 1.5, 1.75,2, 3, 4, 6, 8, 12 hrs; Day 2 at 24 and 36 hrs; Day 3 at 48hrs.

Population: This study was designed as a 2-group, 2-period crossover study with the advance administration of edaravone oral suspension group (PO =\> IV) with 21 subjects, and the advance administration of edaravone IV formulation group (IV =\> PO) with 21 subjects to investigate the bioequivalence between edaravone oral suspension and edaravone IV formulation.

ArmMeasureValue (MEAN)Dispersion
Edaravone Oral SuspensionBioavailability (F) of Unchanged Edaravone After Oral Administration57.3 percentage bioavailabilityStandard Deviation 12.6
Secondary

Cmax of Sulfate and Glucuronide Conjugates After Oral and Intravenous Administration

Time frame: The date of dosing is defined as Day 1. PO: Day 1 at pre-dose, 0.083, 0.25, 0.5, 0.75, 1, 1.5, 2, 4, 6, 8, 10, 12 hrs; IV: Day 1 at pre-dose, 0.25, 0.5, 1, 1.083, 1.25, 1.5, 1.75, 2, 3, 4, 6, 8, 12 hrs; Both groups: Day 2 at 24, 36 hrs; Day 3 at 48 hrs.

Population: This study was designed as a 2-group, 2-period crossover study with the advance administration of edaravone oral suspension group (PO =\> IV) with 21 subjects, and the advance administration of edaravone IV formulation group (IV =\> PO) with 21 subjects to investigate the bioequivalence between edaravone oral suspension and edaravone IV formulation.

ArmMeasureGroupValue (MEAN)Dispersion
Edaravone Oral SuspensionCmax of Sulfate and Glucuronide Conjugates After Oral and Intravenous AdministrationSulfate conjugate7291 ng/mLStandard Deviation 1898
Edaravone Oral SuspensionCmax of Sulfate and Glucuronide Conjugates After Oral and Intravenous AdministrationGlucuronide conjugate2237 ng/mLStandard Deviation 388
Edaravone IV FormulationCmax of Sulfate and Glucuronide Conjugates After Oral and Intravenous AdministrationSulfate conjugate4843 ng/mLStandard Deviation 817.8
Edaravone IV FormulationCmax of Sulfate and Glucuronide Conjugates After Oral and Intravenous AdministrationGlucuronide conjugate1012 ng/mLStandard Deviation 235.7
Secondary

Cumulative Amount of Drug Excreted in Urine From Time Zero up to 48 Hours (Ae0-48)

Time frame: Urine samples are collected: Day1 to 6.

Population: This study was designed as a 2-group, 2-period crossover study with the advance administration of edaravone oral suspension group (PO =\> IV) with 21 subjects, and the advance administration of edaravone IV formulation group (IV =\> PO) with 21 subjects to investigate the bioequivalence between edaravone oral suspension and edaravone IV formulation.

ArmMeasureGroupValue (MEAN)Dispersion
Edaravone Oral SuspensionCumulative Amount of Drug Excreted in Urine From Time Zero up to 48 Hours (Ae0-48)Unchanged edaravone0.66 mgStandard Deviation 0.21
Edaravone Oral SuspensionCumulative Amount of Drug Excreted in Urine From Time Zero up to 48 Hours (Ae0-48)Sulfate conjugate10.04 mgStandard Deviation 8.67
Edaravone Oral SuspensionCumulative Amount of Drug Excreted in Urine From Time Zero up to 48 Hours (Ae0-48)Glucuronide Conjugate125.9 mgStandard Deviation 19
Edaravone IV FormulationCumulative Amount of Drug Excreted in Urine From Time Zero up to 48 Hours (Ae0-48)Unchanged edaravone0.52 mgStandard Deviation 0.15
Edaravone IV FormulationCumulative Amount of Drug Excreted in Urine From Time Zero up to 48 Hours (Ae0-48)Sulfate conjugate7.06 mgStandard Deviation 6.43
Edaravone IV FormulationCumulative Amount of Drug Excreted in Urine From Time Zero up to 48 Hours (Ae0-48)Glucuronide Conjugate94.3 mgStandard Deviation 13.7
Secondary

Cumulative Percentage of Drug Excreted in Urine From Time Zero up to 48 Hours (Ae0-48)

Time frame: Urine samples are collected: Day1 to 6.

Population: This study was designed as a 2-group, 2-period crossover study with the advance administration of edaravone oral suspension group (PO =\> IV) with 21 subjects, and the advance administration of edaravone IV formulation group (IV =\> PO) with 21 subjects to investigate the bioequivalence between edaravone oral suspension and edaravone IV formulation.

ArmMeasureGroupValue (MEAN)Dispersion
Edaravone Oral SuspensionCumulative Percentage of Drug Excreted in Urine From Time Zero up to 48 Hours (Ae0-48)Unchanged edaravone0.629 percentage of doseStandard Deviation 0.199
Edaravone Oral SuspensionCumulative Percentage of Drug Excreted in Urine From Time Zero up to 48 Hours (Ae0-48)Sulfate conjugate6.58 percentage of doseStandard Deviation 5.68
Edaravone Oral SuspensionCumulative Percentage of Drug Excreted in Urine From Time Zero up to 48 Hours (Ae0-48)Glucuronide Conjugate59.8 percentage of doseStandard Deviation 9
Edaravone IV FormulationCumulative Percentage of Drug Excreted in Urine From Time Zero up to 48 Hours (Ae0-48)Unchanged edaravone0.869 percentage of doseStandard Deviation 0.252
Edaravone IV FormulationCumulative Percentage of Drug Excreted in Urine From Time Zero up to 48 Hours (Ae0-48)Sulfate conjugate8.09 percentage of doseStandard Deviation 7.37
Edaravone IV FormulationCumulative Percentage of Drug Excreted in Urine From Time Zero up to 48 Hours (Ae0-48)Glucuronide Conjugate78.4 percentage of doseStandard Deviation 11.4
Secondary

Elimination Rate Constant From the Central Compartment (Kel)

Time frame: The date of dosing is defined as Day 1. PO: Day 1 at pre-dose, 0.083, 0.25, 0.5, 0.75, 1, 1.5, 2, 4, 6, 8, 10, 12 hrs; IV: Day 1 at pre-dose, 0.25, 0.5, 1, 1.083, 1.25, 1.5, 1.75, 2, 3, 4, 6, 8, 12 hrs; Both groups: Day 2 at 24, 36 hrs; Day 3 at 48 hrs.

Population: This study was designed as a 2-group, 2-period crossover study with the advance administration of edaravone oral suspension group (PO =\> IV) with 21 subjects, and the advance administration of edaravone IV formulation group (IV =\> PO) with 21 subjects to investigate the bioequivalence between edaravone oral suspension and edaravone IV formulation.

ArmMeasureGroupValue (MEAN)Dispersion
Edaravone Oral SuspensionElimination Rate Constant From the Central Compartment (Kel)Unchanged edaravone0.1194 1/hStandard Deviation 0.0876
Edaravone Oral SuspensionElimination Rate Constant From the Central Compartment (Kel)Sulfate conjugate0.1295 1/hStandard Deviation 0.0318
Edaravone Oral SuspensionElimination Rate Constant From the Central Compartment (Kel)Glucuronide Conjugate0.1909 1/hStandard Deviation 0.0417
Edaravone IV FormulationElimination Rate Constant From the Central Compartment (Kel)Unchanged edaravone0.1156 1/hStandard Deviation 0.0563
Edaravone IV FormulationElimination Rate Constant From the Central Compartment (Kel)Sulfate conjugate0.1010 1/hStandard Deviation 0.0324
Edaravone IV FormulationElimination Rate Constant From the Central Compartment (Kel)Glucuronide Conjugate0.1924 1/hStandard Deviation 0.038
Secondary

Mean Residence Time From Time Zero up to Infinity With Extrapolation of the Terminal Phase (MRT0-inf) of Unchanged Edaravone

Time frame: The date of dosing is defined as Day 1. PO: Day 1 at pre-dose, 0.083, 0.25, 0.5, 0.75, 1, 1.5, 2, 4, 6, 8, 10, 12 hrs; IV: Day 1 at pre-dose, 0.25, 0.5, 1, 1.083, 1.25, 1.5, 1.75, 2, 3, 4, 6, 8, 12 hrs; Both groups: Day 2 at 24, 36 hrs; Day 3 at 48 hrs.

Population: This study was designed as a 2-group, 2-period crossover study with the advance administration of edaravone oral suspension group (PO =\> IV) with 21 subjects, and the advance administration of edaravone IV formulation group (IV =\> PO) with 21 subjects to investigate the bioequivalence between edaravone oral suspension and edaravone IV formulation.

ArmMeasureValue (MEAN)Dispersion
Edaravone Oral SuspensionMean Residence Time From Time Zero up to Infinity With Extrapolation of the Terminal Phase (MRT0-inf) of Unchanged Edaravone2.495 hStandard Deviation 0.903
Edaravone IV FormulationMean Residence Time From Time Zero up to Infinity With Extrapolation of the Terminal Phase (MRT0-inf) of Unchanged Edaravone2.333 hStandard Deviation 0.826
Secondary

Number of Participants With Adverse Events and Adverse Drug Reactions

Time frame: Day 1 to 11

Population: This study was designed as a 2-group, 2-period crossover study with the advance administration of edaravone oral suspension group (PO =\> IV) with 21 subjects, and the advance administration of edaravone IV formulation group (IV =\> PO) with 21 subjects to investigate the bioequivalence between edaravone oral suspension and edaravone IV formulation.

ArmMeasureGroupValue (COUNT_OF_PARTICIPANTS)
Edaravone Oral SuspensionNumber of Participants With Adverse Events and Adverse Drug ReactionsNumber of Participants with Adverse events1 Participants
Edaravone Oral SuspensionNumber of Participants With Adverse Events and Adverse Drug ReactionsNumber of Participants with adverse drug reactions0 Participants
Edaravone IV FormulationNumber of Participants With Adverse Events and Adverse Drug ReactionsNumber of Participants with Adverse events1 Participants
Edaravone IV FormulationNumber of Participants With Adverse Events and Adverse Drug ReactionsNumber of Participants with adverse drug reactions0 Participants
Secondary

Renal Clearance (CLr) of Unchanged Edaravone

Time frame: Urine samples are collected: Day1 to 6.

Population: This study was designed as a 2-group, 2-period crossover study with the advance administration of edaravone oral suspension group (PO =\> IV) with 21 subjects, and the advance administration of edaravone IV formulation group (IV =\> PO) with 21 subjects to investigate the bioequivalence between edaravone oral suspension and edaravone IV formulation.

ArmMeasureValue (MEAN)Dispersion
Edaravone Oral SuspensionRenal Clearance (CLr) of Unchanged Edaravone0.424 L/hStandard Deviation 0.227
Edaravone IV FormulationRenal Clearance (CLr) of Unchanged Edaravone0.311 L/hStandard Deviation 0.114
Secondary

Terminal Elimination Half-life (t1/2)

Time frame: The date of dosing is defined as Day 1. PO: Day 1 at pre-dose, 0.083, 0.25, 0.5, 0.75, 1, 1.5, 2, 4, 6, 8, 10, 12 hrs; IV: Day 1 at pre-dose, 0.25, 0.5, 1, 1.083, 1.25, 1.5, 1.75, 2, 3, 4, 6, 8, 12 hrs; Both groups: Day 2 at 24, 36 hrs; Day 3 at 48 hrs.

Population: This study was designed as a 2-group, 2-period crossover study with the advance administration of edaravone oral suspension group (PO =\> IV) with 21 subjects, and the advance administration of edaravone IV formulation group (IV =\> PO) with 21 subjects to investigate the bioequivalence between edaravone oral suspension and edaravone IV formulation.

ArmMeasureGroupValue (MEAN)Dispersion
Edaravone Oral SuspensionTerminal Elimination Half-life (t1/2)Unchanged edaravone9.75 hStandard Deviation 8.47
Edaravone Oral SuspensionTerminal Elimination Half-life (t1/2)Sulfate conjugate5.77 hStandard Deviation 1.85
Edaravone Oral SuspensionTerminal Elimination Half-life (t1/2)Glucuronide Conjugate3.75 hStandard Deviation 0.55
Edaravone IV FormulationTerminal Elimination Half-life (t1/2)Unchanged edaravone8.82 hStandard Deviation 8.33
Edaravone IV FormulationTerminal Elimination Half-life (t1/2)Sulfate conjugate7.58 hStandard Deviation 2.39
Edaravone IV FormulationTerminal Elimination Half-life (t1/2)Glucuronide Conjugate3.69 hStandard Deviation 0.48
Secondary

Time to Reach Maximum Plasma Concentration (Tmax)

Time frame: The date of dosing is defined as Day 1. PO: Day 1 at pre-dose, 0.083, 0.25, 0.5, 0.75, 1, 1.5, 2, 4, 6, 8, 10, 12 hrs; IV: Day 1 at pre-dose, 0.25, 0.5, 1, 1.083, 1.25, 1.5, 1.75, 2, 3, 4, 6, 8, 12 hrs; Both groups: Day 2 at 24, 36 hrs; Day 3 at 48 hrs.

Population: This study was designed as a 2-group, 2-period crossover study with the advance administration of edaravone oral suspension group (PO =\> IV) with 21 subjects, and the advance administration of edaravone IV formulation group (IV =\> PO) with 21 subjects to investigate the bioequivalence between edaravone oral suspension and edaravone IV formulation.

ArmMeasureGroupValue (MEDIAN)
Edaravone Oral SuspensionTime to Reach Maximum Plasma Concentration (Tmax)Unchanged edaravone0.50 h
Edaravone Oral SuspensionTime to Reach Maximum Plasma Concentration (Tmax)Sulfate conjugate0.75 h
Edaravone Oral SuspensionTime to Reach Maximum Plasma Concentration (Tmax)Glucuronide Conjugate0.75 h
Edaravone IV FormulationTime to Reach Maximum Plasma Concentration (Tmax)Unchanged edaravone1.00 h
Edaravone IV FormulationTime to Reach Maximum Plasma Concentration (Tmax)Sulfate conjugate1.08 h
Edaravone IV FormulationTime to Reach Maximum Plasma Concentration (Tmax)Glucuronide Conjugate1.08 h
Secondary

Total Clearance (CL) of Unchanged Edaravone After Intravenous Administration

Time frame: The date of dosing is defined as Day 1. Day 1 at pre-dose, 0.25, 0.5, 1, 1.083, 1.25, 1.5, 1.75, 2, 3, 4, 6, 8, 12 hrs; Day 2 at 24, 36 hrs; Day 3 at 48 hrs.

Population: This study was designed as a 2-group, 2-period crossover study with the advance administration of edaravone oral suspension group (PO =\> IV) with 21 subjects, and the advance administration of edaravone IV formulation group (IV =\> PO) with 21 subjects to investigate the bioequivalence between edaravone oral suspension and edaravone IV formulation.

ArmMeasureValue (MEAN)Dispersion
Edaravone Oral SuspensionTotal Clearance (CL) of Unchanged Edaravone After Intravenous Administration35.9 L/hStandard Deviation 7.5
Secondary

Volume of Distribution at Steady State (Vss) of Unchanged Edaravone After Intravenous Administration

Time frame: The date of dosing is defined as Day 1. Day 1 at pre-dose, 0.25, 0.5, 1, 1.083, 1.25, 1.5, 1.75, 2, 3, 4, 6, 8, 12 hrs; Day 2 at 24, 36 hrs; Day 3 at 48 hrs.

Population: This study was designed as a 2-group, 2-period crossover study with the advance administration of edaravone oral suspension group (PO =\> IV) with 21 subjects, and the advance administration of edaravone IV formulation group (IV =\> PO) with 21 subjects to investigate the bioequivalence between edaravone oral suspension and edaravone IV formulation.

ArmMeasureValue (MEAN)Dispersion
Edaravone Oral SuspensionVolume of Distribution at Steady State (Vss) of Unchanged Edaravone After Intravenous Administration63.1 LStandard Deviation 22
Secondary

Volume of Distribution During Terminal Phase (Vz) of Unchanged Edaravone After Intravenous Administration

Time frame: The date of dosing is defined as Day 1. Day 1 at pre-dose, 0.25, 0.5, 1, 1.083, 1.25, 1.5, 1.75, 2, 3, 4, 6, 8, 12 hrs; Day 2 at 24, 36 hrs; Day 3 at 48 hrs.

Population: This study was designed as a 2-group, 2-period crossover study with the advance administration of edaravone oral suspension group (PO =\> IV) with 21 subjects, and the advance administration of edaravone IV formulation group (IV =\> PO) with 21 subjects to investigate the bioequivalence between edaravone oral suspension and edaravone IV formulation.

ArmMeasureValue (MEAN)Dispersion
Edaravone Oral SuspensionVolume of Distribution During Terminal Phase (Vz) of Unchanged Edaravone After Intravenous Administration418 LStandard Deviation 321

Source: ClinicalTrials.gov · Data processed: Jul 16, 2026