Everolimus and Lopinavir and ritonavir interaction
Everolimus and Lopinavir and ritonavir: both prescribing labels flag this combination with the strongest language, such as a contraindication, a boxed warning, or an instruction to avoid it.
Do not combine without a prescriber's guidance. The label language below is the strongest FDA uses.
What the FDA labels say
From the Everolimus (Afinitor) label · effective 2026-06-01
Strong CYP3A inhibitor and P-gp inhibitor : Avoid coadministration.
Effect of Other Drugs on AFINITOR/AFINITOR DISPERZ Strong or Moderate CYP3A Inhibitor and P-gp Inhibitor Avoid the coadministration of a strong CYP3A inhibitor and P-gp inhibitor [see Dosage and Administration (2.11), Clinical Pharmacology (12.3)] .
Moderate CYP3A inhibitor and P-gp inhibitor : Reduce the dosage as recommended.
Strong CYP3A inducer and P-gp inducer : Increase the dosage as recommended.
Strong CYP3A Inducer and P-gp Inducer Increase the dosage for AFINITOR/AFINITOR DISPERZ with a strong CYP3A inducer and Pg-p inducer as recommended [see Dosage and Administration (2.11), Clinical Pharmacology (12.3)] .
From the Lopinavir and ritonavir (Kaletra) label · effective 2026-07-23
Potential for KALETRA to Affect Other Drugs Lopinavir/ritonavir is an inhibitor of CYP3A and may increase plasma concentrations of agents that are primarily metabolized by CYP3A.
Although not observed in the KALETRA/ketoconazole drug interaction study, co-administration of KALETRA and other drugs that inhibit CYP3A may increase lopinavir plasma concentrations.
Immunosuppressants: e.g. cyclosporine, tacrolimus, sirolimus ↑ immunosuppressants Therapeutic concentration monitoring is recommended for immunosuppressant agents when co-administered with KALETRA.
Taking more than these two? Interactions stack. Check your whole list at once; it stays in your browser.
Open in the checkerNot medical advice. Interaction Checker quotes FDA label text and NIH fact sheets. Whether an interaction matters for you depends on doses, timing, kidney and liver function, and other conditions. Confirm with a pharmacist or prescriber.