To evaluate the pharmacokinetics of single doses of edaravone oral suspension in Patients with Amyotrophic Lateral Sclerosis
Study Type
INTERVENTIONAL
Allocation
NA
Purpose
OTHER
Masking
NONE
Enrollment
9
Suspension
Investigational site
Tokyo, Japan
Area Under the Plasma Concentration Versus Time Curve From Time Zero up to the Last Quantifiable Concentration Time-point (AUC0-t) of Unchanged Edaravone
Time frame: Plasma samples are collected: Day 1 at pre-dose, 0.083, 0.25, 0.5, 0.75, 1, 1.5, 2, 4, 6, 8, 10, and 12 hours; Day 2 at 24 hours after administration.
Maximum Plasma Concentration (Cmax) of Unchanged Edaravone
Time frame: Plasma samples are collected: Day 1 at pre-dose, 0.083, 0.25, 0.5, 0.75, 1, 1.5, 2, 4, 6, 8, 10, and 12 hours; Day 2 at 24 hours after administration.
Time to Reach Maximum Plasma Concentration (Tmax) of Unchanged Edaravone
Time frame: Plasma samples are collected: Day 1 at pre-dose, 0.083, 0.25, 0.5, 0.75, 1, 1.5, 2, 4, 6, 8, 10, and 12 hours; Day 2 at 24 hours after administration.
Terminal Elimination Half-life (t1/2) of Unchanged Edaravone
Time frame: Plasma samples are collected: Day 1 at pre-dose, 0.083, 0.25, 0.5, 0.75, 1, 1.5, 2, 4, 6, 8, 10, and 12 hours; Day 2 at 24 hours after administration.
Apparent Terminal Elimination Rate Constant (Kel) of Unchanged Edaravone
Time frame: Plasma samples are collected: Day 1 at pre-dose, 0.083, 0.25, 0.5, 0.75, 1, 1.5, 2, 4, 6, 8, 10, and 12 hours; Day 2 at 24 hours after administration.
Mean Residence Time (MRT) of Unchanged Edaravone
Time frame: Plasma samples are collected: Day 1 at pre-dose, 0.083, 0.25, 0.5, 0.75, 1, 1.5, 2, 4, 6, 8, 10, and 12 hours; Day 2 at 24 hours after administration.
Apparent Total Clearance (CL/F) of Unchanged Edaravone
Time frame: Plasma samples are collected: Day 1 at pre-dose, 0.083, 0.25, 0.5, 0.75, 1, 1.5, 2, 4, 6, 8, 10, and 12 hours; Day 2 at 24 hours after administration.
Apparent Distribution Volume at Elimination Phase (Vz/F) of Unchanged Edaravone
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Time frame: Plasma samples are collected: Day 1 at pre-dose, 0.083, 0.25, 0.5, 0.75, 1, 1.5, 2, 4, 6, 8, 10, and 12 hours; Day 2 at 24 hours after administration.
Apparent Distribution Volume at Steady State (Vss/F) of Unchanged Edaravone
Time frame: Plasma samples are collected: Day 1 at pre-dose, 0.083, 0.25, 0.5, 0.75, 1, 1.5, 2, 4, 6, 8, 10, and 12 hours; Day 2 at 24 hours after administration.
Cumulative Amount of Drug Excreted in Urine From Time Zero up to 24 Hours (Ae0-24) of Unchanged Edaravone
Time frame: Urine samples are collected: 0 to 24 hours after oral administration
Cumulative Percentage of Drug Excreted in Urine From Time Zero up to 24 Hours (Ae0-24) of Unchanged Edaravone
Time frame: Urine samples are collected: 0 to 24 hours after oral administration
Renal Clearance (CLr) of Unchanged Edaravone
Time frame: Urine samples are collected: 0 to 24 hours after oral administration
Number of Participants With Adverse Events and Adverse Drug Reactions
Time frame: Day 1 to 8