Voriconazole and Oxycodone Interaction

Drug interaction information between Voriconazole and Oxycodone.

Voriconazole and Oxycodone have a documented minor interaction in FDA labeling.

FDA drug labeling documents a minor-severity interaction between Voriconazole and Oxycodone. 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

Voriconazole

Azole Antifungal

Drug B

Oxycodone

Opioid Analgesic

How They Interact

Voriconazole stops the body from breaking down oxycodone normally, which can lead to much higher levels of the pain medicine and more side effects like vision changes.

FDA Label Information

Oxycodone (CYP3A4 Inhibition) Significantly Increased Increased visual effects (heterophoria and miosis) of oxycodone were observed when coadministered with VFEND. Reduction in the dose of oxycodone and other long-acting opiates metabolized by CYP3A4 should be considered when coadministered with VFEND.

Oxycodone Also Interacts With

View all Oxycodone interactions →

Frequently Asked Questions

What SPL severity band is on file for Voriconazole + Oxycodone?

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?

Voriconazole has 50 labeled pairs on file vs Oxycodone's 28. In the minor band specifically: Voriconazole has 33 (also Omeprazole, Ibuprofen, Alprazolam, Diclofenac); Oxycodone has 22 (also Trazodone, Tramadol, Cyclobenzaprine, Pregabalin).

What mechanism field is on file for Voriconazole and Oxycodone?

Voriconazole stops the body from breaking down oxycodone normally, which can lead to much higher levels of the pain medicine and more side effects like vision changes.

Voriconazole carries more major-labeled pairs than Oxycodone

SPL source-record counts only. This page's band is minor · classes on file: Voriconazole (Azole Antifungal); Oxycodone (Opioid Analgesic).

Voriconazole has 8 major-labeled pairs vs Oxycodone's 0. This page itself is in the minor band, not the major band.

Voriconazole

8 major · 9 moderate · 33 minor · 50 total

Oxycodone

0 major · 6 moderate · 22 minor · 28 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.