CriticalMacrolide antibiotic×HMG-CoA reductase inhibitor (statin)
Updated · Methodology
Mechanism
CYP3A4 inhibition – lovastatin rises 5-fold. Rhabdomyolysis.
Symptoms
Myalgia, weakness, dark urine, rising CK within 5-10 days.
Management
Combination contraindicated.
Check the full regimen, not just this pair
Opens the checker with these two drugs prefilled. Add the rest of the regimen and recompute additive risks.
Summary of a multi-drug list →
Medicine list: everything you take in one place →
Sources
- FDA: Lovastatin tablets – Prescribing Information (2014)
- AEMPS: Ficha técnica: Eritromicina (nº registro 79380), sección 4.3 (2025)– AEMPS, CIMA, nº registro 79380, sección 4.3
- AEMPS: Ficha técnica: Lovastatina (nº registro 64438), sección 4.3 (2023)– AEMPS, CIMA, nº registro 64438, revisión 07/2023, sección 4.3