Lefamulin and Alprazolam Interaction

Drug interaction information between Lefamulin and Alprazolam.

Lefamulin and Alprazolam have a documented minor interaction in FDA labeling.

FDA drug labeling documents a minor-severity interaction between Lefamulin and Alprazolam. 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

Lefamulin

Pleuromutilin Antibiotic

Drug B

Alprazolam

Benzodiazepine

How They Interact

Lefamulin may interfere with the way your body removes alprazolam. This can lead to higher levels of the anxiety medicine in your system and cause more side effects.

FDA Label Information

Concomitant use of sensitive CYP3A substrates with XENLETA Tablets requires close monitoring for adverse effects of these drugs (for example, alprazolam, diltiazem, verapamil, simvastatin, vardenafil).

Alprazolam Also Interacts With

View all Alprazolam interactions →

Frequently Asked Questions

What SPL severity band is on file for Lefamulin + Alprazolam?

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

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

Alprazolam has 27 labeled pairs on file vs Lefamulin's 7. In the minor band specifically: Lefamulin has 5 (also Simvastatin, Diltiazem, Verapamil, Midazolam); Alprazolam has 20 (also Tramadol, Oxycodone, Morphine, Carbamazepine).

What mechanism field is on file for Lefamulin and Alprazolam?

Lefamulin may interfere with the way your body removes alprazolam. This can lead to higher levels of the anxiety medicine in your system and cause more side effects.

Alprazolam's labeled portfolio outnumbers Lefamulin

SPL source-record counts only. This page's band is minor · classes on file: Lefamulin (Pleuromutilin Antibiotic); Alprazolam (Benzodiazepine).

Lefamulin

0 major · 2 moderate · 5 minor · 7 total

Alprazolam

0 major · 7 moderate · 20 minor · 27 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.