Atazanavir and Lidocaine and epinephrine interaction

Atazanavir and Lidocaine and epinephrine: the Atazanavir prescribing label flags this combination with the strongest language, such as a contraindication, a boxed warning, or an instruction to avoid it.

Major

Do not combine without a prescriber's guidance. The label language below is the strongest FDA uses.

What the FDA labels say

From the Atazanavir (REYATAZ) label · effective 2024-12-05

Major

Antiarrhythmics: amiodarone, quinidine amiodarone, bepridil, lidocaine (systemic), quinidine ↑ amiodarone, bepridil, lidocaine (systemic), quinidine Concomitant use of REYATAZ with ritonavir and either quinidine or amiodarone is contraindicated due to the potential for serious or life-threatening reactions such as cardiac arrhythmias [see Contraindications (4)…

Drug interactionsnames Lidocaine and epinephrineView label on DailyMed

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Not 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.