Eplerenone and Itraconazole Interaction

Drug interaction information between Eplerenone and Itraconazole.

Eplerenone and Itraconazole have a documented major interaction in FDA labeling.

FDA drug labeling documents a major-severity interaction between Eplerenone and Itraconazole. 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

Eplerenone

Aldosterone Antagonist

Drug B

Itraconazole

Azole Antifungal

How They Interact

Itraconazole prevents your body from processing eplerenone, which can cause the diuretic to reach toxic levels in your blood.

FDA Label Information

Diuretics Eplerenone Finerenone Contraindicated during and 2 weeks after itraconazole treatment.

Frequently Asked Questions

What SPL severity band is on file for Eplerenone + Itraconazole?

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

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

Itraconazole has 116 labeled pairs on file vs Eplerenone's 12. In the major band specifically: Eplerenone has 5 (also Fluconazole, Verapamil, Erythromycin, Nirmatrelvir/Ritonavir); Itraconazole has 19 (also Isavuconazonium, Lurasidone, Pimozide, Methadone).

What mechanism field is on file for Eplerenone and Itraconazole?

Itraconazole prevents your body from processing eplerenone, which can cause the diuretic to reach toxic levels in your blood.

Itraconazole carries more major-labeled pairs than Eplerenone

SPL source-record counts only. This page's band is major · classes on file: Eplerenone (Aldosterone Antagonist); Itraconazole (Azole Antifungal).

Itraconazole has 19 major-labeled pairs vs Eplerenone's 5.

Eplerenone

5 major · 0 moderate · 7 minor · 12 total

Itraconazole

19 major · 20 moderate · 77 minor · 116 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.