Ephedrine and Remifentanil interaction

Ephedrine and Remifentanil: the Remifentanil prescribing label describes an interaction that usually calls for monitoring, a dose change, or spacing the doses.

Moderate

Usually manageable with monitoring or a dose change. Tell your pharmacist you take both.

What the FDA labels say

From the Remifentanil (Ultiva) label · effective 2025-12-08

Moderate

Hypotension Hypotension has been reported with ULTIVA and is responsive to decreases in the administration of ULTIVA or to IV fluids or catecholamine (ephedrine, epinephrine, norepinephrine, etc.) administration.

Warnings and precautionsnames EphedrineView label on DailyMed
Minor

It is responsive to ephedrine or anticholinergic drugs ( 5.8 )

Warnings and precautionsnames EphedrineView label on DailyMed
Minor

Bradycardia Bradycardia has been reported with ULTIVA and is responsive to ephedrine or anticholinergic drugs, such as atropine and glycopyrrolate.

Warnings and precautionsnames EphedrineView 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.