The purpose of this study is to evaluate the pharmacokinetics and pharmacodynamics of rivaroxaban when administered with erythromycin to study participants with mild or moderate renal impairment compared to the pharmacokinetics and pharmacodynamics of rivaroxaban administered to study participants with normal renal function.
This is an open-label study (participants and the study physician \[Investigator\] will know the identity of the assigned treatments) to compare the pharmacokinetics (PK) (how the drugs are absorbed in the body) and pharmacodynamics (PD) (the actions or effects of drugs on the body) of rivaroxaban in study participants with mild or moderate renal impairment (reduced kidney function) receiving multiple doses of erythromycin, to the PK and PD of a single dose of rivaroxaban administered alone in study participants with normal renal function. The study drugs used will be rivaroxaban, a drug that acts to thin the blood to prevent the formation of blood clots, and erythromycin, an antibiotic used to treat patients with bacterial infections. Study participants with normal renal function will receive Treatment A (1 oral \[by mouth\] dose 10 mg rivaroxaban for 1 day) and Treatment C (500 mg oral erythromycin 3x a day (t.i.d.) on Days 1-6 + 1 oral dose of 10 mg rivaroxaban on Day 5). Study participants with mild and moderate renal impairment will receive Treatment A, Treatment B (500 mg oral erythromycin t.i.d. on Days 1-6 + 1 oral dose of 5 mg rivaroxaban Day 5), and Treatment C. Treatments A, B, and C will be separated by up to 14 days.
Study Type
INTERVENTIONAL
Purpose
TREATMENT
Masking
NONE
Enrollment
29
One 10 mg tablet of rivaroxaban taken orally (by mouth) on Day 1 of Treatment Period 1; One 10 mg tablet of rivaroxaban taken orally on Day 5 of Treatment Period 2
One 10 mg tablet of rivaroxaban taken orally (by mouth) on Day 1 of Treatment Period 1; One 5 mg tablet of rivaroxaban taken orally on Day 5 of Treatment Period 2; One 10 mg tablet of rivaroxaban taken orally on Day 5 of Treatment Period 3
One 500 mg tablet taken orally (by mouth) three times daily on Days 1 to 6 of Treatment Period 2
Unnamed facility
Orlando, Florida, United States
Unnamed facility
Minneapolis, Minnesota, United States
Unnamed facility
Saint Paul, Minnesota, United States
Unnamed facility
Knoxville, Tennessee, United States
Rivaroxaban plasma concentrations
Time frame: Up to Day 7 of Treatment Period 3
Erythromycin plasma concentrations
Time frame: Up to Day 7 of Treatment Period 3
Rivaroxaban urine concentrations
Time frame: Up to Day 7 of Treatment Period 3
The number of patients with adverse events reported
Time frame: Up to 48 hours after Day 7 of Treatment Period 3
Coagulation tests (prothrombin time [PT] and activated partial thromboplastin time [aPTT])
Time frame: Up to Day 6 of Treatment Period 3
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One 500 mg tablet taken orally (by mouth) three times daily on Days 1 to 6 of Treatment Periods 2 and 3