The purpose of this study is to investigate the pharmacokinetics(PK) and evaluate the bioequivalence of levetiracetam (LEV) following a single 15-minutes IV infusion of 1500 mg and a single oral dose(tablets) of 1500 mg in healthy Japanese subjects.
Study Type
INTERVENTIONAL
Allocation
RANDOMIZED
Masking
NONE
Enrollment
25
Strength: 100 mg/mL Form: Concentrate for solution for infusion Frequency: Single dose
Levetiracetam tablets Strength: 500 mg Form: Tablet Frequency: Single dose
Unnamed facility
London, United Kingdom
Maximum drug concentration (Cmax)
Time frame: Multiple sampling from 0 to 36 hours following single dose
Area under the plasma drug concentration versus time curve from hour 0 to the time with a last quantifiable level (AUCo-t)
Time frame: Multiple sampling from 0 to 36 hours (could be less than 36 hours if the last quantifiable concentration is below limit of quantification), following single dose
Time to reach maximum plasma concentration (tmax)
Time frame: Multiple sampling from 0 to 36 hours following single dose
Plasma concentration at the end of infusion (C15' )
Time frame: At 15 minutes after termination of the15-minutes infusion
Area under the curve from 0 to infinity (AUC)
Time frame: Multiple sampling from 0 to 36 hours following single dose
Mean resident time (MRT)
Time frame: Multiple sampling from 0 to 36 hours following single dose
Terminal elimination half-life(t1/2)
Time frame: Multiple sampling from 0 to 36 hours following single dose
First order terminal elimination rate constant (λz )
Time frame: Multiple sampling from 0 to 36 hours following single dose
Total body clearance after oral administration (CL/F) or after IV infusion (CL)
Time frame: Multiple sampling from 0 to 36 hours following single dose
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Volume of distribution after oral administration(Vz/F) or after IV infusion(Vz)
Time frame: Multiple sampling from 0 to 36 hours following single dose