Drug interactions
Alfentanil + Verapamil
Severity: Major
Alfentanil and Verapamil: major interaction.
Last updated
For healthcare professionals — reference only. This page is a brief summary, not medical advice and not a substitute for official labeling or clinical judgement. Always verify before prescribing or dispensing.
Summary
Verapamil inhibits CYP3A4, which is the main route of alfentanil clearance, so opioid effects can be intensified and prolonged.
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Other interactions of Verapamil
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