Ezetimibe/Simvastatin and Erythromycin Interaction

Drug interaction information between Ezetimibe/Simvastatin and Erythromycin.

Ezetimibe/Simvastatin and Erythromycin have a documented minor interaction in FDA labeling.

FDA drug labeling documents a minor-severity interaction between Ezetimibe/Simvastatin and Erythromycin. 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

Ezetimibe/Simvastatin

Cholesterol Absorption Inhibitor / Statin Combination

Drug B

Erythromycin

Macrolide Antibiotic

How They Interact

This antibiotic interferes with how your body gets rid of simvastatin. This leads to higher amounts of the drug in your blood, which increases the risk of muscle pain and weakness.

FDA Label Information

Examples: Select azole anti-fungals (e.g., itraconazole, ketoconazole, posaconazole, and voriconazole), select macrolide antibiotics (e.g., erythromycin and clarithromycin, telithromycin), select HIV protease inhibitors (e.g., nelfinavir, ritonavir, and darunavir/ritonavir), select HCV protease inhibitors (e.g., boceprevir and telaprevir), cobicistat-containing products, and nefazodone.

Frequently Asked Questions

What SPL severity band is on file for Ezetimibe/Simvastatin + Erythromycin?

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?

Erythromycin has 63 labeled pairs on file vs Ezetimibe/Simvastatin's 23. In the minor band specifically: Ezetimibe/Simvastatin has 11 (also Ezetimibe, Fenofibrate, Ketoconazole, Clarithromycin); Erythromycin has 53 (also Acetaminophen/Oxycodone, Alprazolam, Atorvastatin, Bromocriptine).

What mechanism field is on file for Ezetimibe/Simvastatin and Erythromycin?

This antibiotic interferes with how your body gets rid of simvastatin. This leads to higher amounts of the drug in your blood, which increases the risk of muscle pain and weakness.

Ezetimibe/Simvastatin carries more major-labeled pairs than Erythromycin

SPL source-record counts only. This page's band is minor · classes on file: Ezetimibe/Simvastatin (Cholesterol Absorption Inhibitor / Statin Combination); Erythromycin (Macrolide Antibiotic).

Ezetimibe/Simvastatin has 8 major-labeled pairs vs Erythromycin's 4. This page itself is in the minor band, not the major band.

Ezetimibe/Simvastatin

8 major · 4 moderate · 11 minor · 23 total

Erythromycin

4 major · 6 moderate · 53 minor · 63 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.