Clarithromycin and Everolimus interaction
Clarithromycin and Everolimus: 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.
From the Clarithromycin label · effective 2026-01-01
Clarithromycin and other macrolides are known to inhibit CYP3A and Pgp.
Clarithromycin and other macrolides are known to inhibit CYP3A.
…Repaglinide, Rosiglitazone: [See Warnings and Precautions ( 5.4 ) and Adverse Reactions ( 6.2 )] Insulin Insulin: [See Warnings and Precautions ( 5.4 ) and Adverse Reactions ( 6.2 )] Immunosuppressants: Cyclosporine Use With Caution Cyclosporine: There have been spontaneous or published reports of CYP3A based interactions of clarithromycin with cyclosporine.
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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.