Apixaban and Rifampin Interaction

Drug interaction information between Apixaban and Rifampin.

Apixaban and Rifampin have a documented moderate interaction in FDA labeling.

FDA drug labeling documents a moderate-severity interaction between Apixaban and Rifampin. This page displays the available source-record category and label text. The category is not an individual risk estimate or medication-combination direction.

Drug A

Apixaban

Direct Oral Anticoagulant (Factor Xa Inhibitor)

Drug B

Rifampin

Rifamycin Antibiotic

How They Interact

Rifampin speeds up the process of removing apixaban from your body. This can leave you with too little medicine to prevent a stroke or blood clot.

FDA Label Information

7.2 Combined P-gp Strong CYP3A4 Inducers Avoid concomitant use of apixaban tablets with combined P-gp and strong CYP3A4 Inducers (e.g., rifampin, carbamazepine, phenytoin, St.

Apixaban Also Interacts With

View all Apixaban interactions →

Frequently Asked Questions

What SPL severity band is on file for Apixaban + Rifampin?

Compiled FDA labeling labels this pair moderate. That is a source-record field, not an individual medication-combination decision.

Which drug in this pair has the larger labeled-interaction portfolio?

Rifampin has 137 labeled pairs on file vs Apixaban's 12. In the moderate band specifically: Apixaban has 9 (also Clopidogrel, Aspirin, Warfarin, Carbamazepine); Rifampin has 26 (also Doxycycline, Probenecid, Theophylline, Aprepitant).

What mechanism field is on file for Apixaban and Rifampin?

Rifampin speeds up the process of removing apixaban from your body. This can leave you with too little medicine to prevent a stroke or blood clot.

Rifampin carries more major-labeled pairs than Apixaban

SPL source-record counts only. This page's band is moderate · classes on file: Apixaban (Direct Oral Anticoagulant (Factor Xa Inhibitor)); Rifampin (Rifamycin Antibiotic).

Rifampin has 8 major-labeled pairs vs Apixaban's 0. This page itself is in the moderate band, not the major band.

Apixaban

0 major · 9 moderate · 3 minor · 12 total

Rifampin

8 major · 26 moderate · 103 minor · 137 total

Sources: FDA Drug Labels (SPL) via openFDA (2026). This is for informational purposes only and is not medical advice. This registry does not provide individual medication-combination directions.