Articaine and epinephrine and Bupivacaine and epinephrine interaction
Articaine and epinephrine and Bupivacaine and epinephrine: the Bupivacaine and epinephrine prescribing label flags 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 Bupivacaine and epinephrine (Marcaine) label · effective 2026-05-29
If coadministration of other local anesthetics with MARCAINE / MARCAINE WITH EPINEPHRINE cannot be avoided, monitor patients for neurologic and cardiovascular effects related to local anesthetic systemic toxicity [see Dosage and Administration (2.1) , Warnings and Precautions (5.2) ] .
Monitor for neurologic and cardiovascular effects when additional local anesthetics are administered.
Drugs Associated with Methemoglobinemia Patients who are administered MARCAINE / MARCAINE WITH EPINEPHRINE are at increased risk of developing methemoglobinemia when concurrently exposed to the following drugs, which could include other local anesthetics [see Warnings and Precautions (5.3) ] .
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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.