The objective of this study was to compare the pharmacokinetic profiles and bioequivalence of rivaroxaban after a single oral dose of rivaroxaban 2.5 mg tablet in healthy Korean subjects.
This study was a randomized, open-label, single-dose, two-period, crossover study which included 34 healthy adult male and female subjects under fasting conditions. A single dose of experimental drug or comparator was administered in each of the two study periods (separated by a washout period of 1 week). Serial blood samples were collected up to 36 hours post-dose. Plasma drug concentrations were measured by liquid chromatography/tandem mass spectrometry (LC-MS/MS). Pharmacokinetic parameters, including maximum plasma concentration (Cmax) and area under the plasma concentration versus time curve from dosing to the last measurable concentration (AUCt), were determined by non-compartmental analysis. The geometric mean ratios and associated 90% confidence intervals (CIs) of log-transformed Cmax and AUCt were calculated to evaluate pharmacokinetic equivalence.
Study Type
INTERVENTIONAL
Allocation
RANDOMIZED
Purpose
TREATMENT
Masking
NONE
Enrollment
34
Rivaroxaban 2.5mg
Rivaroxaban 2.5mg
Jeonbuk National University Hospital
Jeonju, Jeollabuk-do, South Korea
AUCt
AUCt of Rivaroxaban
Time frame: 0-36 hours
Cmax
Cmax of Rivaroxaban
Time frame: 0-36 hours
AUCinf
AUCinf of Rivaroxaban
Time frame: 0-36 hours
Tmax
Tmax of Rivaroxaban
Time frame: 0-36 hours
t1/2
t1/2 of Rivaroxaban
Time frame: 0-36 hours
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