Interaction entre Apixaban et Atazanavir

For patients receiving ELIQUIS at a dose of 2.5 mg twice daily, avoid coadministration with combined P-gp and strong CYP3A4 inhibitors [see Dosage and Administration (2.6) and Clinical Pharmacology (12.3) ] .

• Combined P-gp and strong CYP3A4 inhibitors increase blood levels of apixaban.

Combined P-gp and Strong CYP3A4 Inhibitors For patients receiving ELIQUIS 5 mg or 10 mg twice daily, the dose of ELIQUIS should be decreased by 50% when coadministered with drugs that are combined P-gp and strong CYP3A4 inhibitors (e.g., ketoconazole, itraconazole, ritonavir) [see Dosage and Administration (2.6) and Clinical Pharmacology (12.3) ] .

Concomitant use with drugs that are combined P-gp and strong CYP3A4 inhibitors increases exposure to apixaban [see Clinical Pharmacology (12.3) ] which increases the risk for bleeding.

Concomitant administration of combined P-gp and strong CYP3A4 inhibitors has not been studied in pediatric patients.

Anticoagulants: warfarin ↑ warfarin Coadministration with REYATAZ has the potential to produce serious and/or life-threatening bleeding and has not been studied.

Close monitoring is recommended when REYATAZ is coadministered with rivaroxaban. apixaban REYATAZ with ritonavir ↑ apixaban Concomitant use of REYATAZ with ritonavir, a strong CYP3A4/P-gp inhibitor, may result in an increased risk of bleeding.

REYATAZ ↑ apixaban Concomitant use of REYATAZ, a CYP3A4 inhibitor, and apixaban may result in an increased risk of bleeding.

Close monitoring is recommended when apixaban is coadministered with REYATAZ.

Direct-Acting Oral Anticoagulants: betrixaban, dabigatran, edoxaban ↑ betrixaban ↑ dabigatran ↑ edoxaban Concomitant use of REYATAZ with ritonavir, a strong CYP3A4/P-gp inhibitor, may result in an increased risk of bleeding.