Drug interactions
Dexmedetomidine + Epinephrine racemic
Severity: Moderate
Dexmedetomidine and Epinephrine racemic: moderate 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
Racemic epinephrine is a sympathomimetic with alpha and beta effects that oppose the sympatholytic action of dexmedetomidine. Blood pressure responses can be unpredictable, with possible hypertension and reflex bradycardia, and sedation may be reduced.
What this interaction means in plain words
Dexmedetomidine and Epinephrine racemic can affect each other. The combination is often manageable, but it may need a change of dose, a change of timing, or extra checks while both are taken.
Why it happens
Opposing pharmacodynamic effects of adrenergic agonism and central alpha-2 mediated sympathetic suppression.
What to do
Monitor blood pressure and heart rate continuously and titrate the vasopressor or the sedative to effect.
What to ask your pharmacist
- Should I take them at different times of day?
- Does the dose of either medicine need to change?
- Is there anything I should avoid, such as alcohol or certain foods, while on both?
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Other interactions of Dexmedetomidine
Frequently asked questions
Can I take Dexmedetomidine with Epinephrine racemic?
MediHelp rates the interaction as moderate. Dexmedetomidine and Epinephrine racemic can affect each other. The combination is often manageable, but it may need a change of dose, a change of timing, or extra checks while both are taken. Racemic epinephrine is a sympathomimetic with alpha and beta effects that oppose the sympatholytic action of dexmedetomidine. Blood pressure responses can be unpredictable, with possible hypertension and reflex bradycardia, and sedation may be reduced.
How serious is the interaction between Dexmedetomidine and Epinephrine racemic?
MediHelp rates it moderate, on a four-level scale (minor, moderate, major, contraindicated) based on published labels and references. What to do, in brief: Monitor blood pressure and heart rate continuously and titrate the vasopressor or the sedative to effect.
What other medicines interact with Dexmedetomidine?
MediHelp also lists interactions of Dexmedetomidine with, for example, Buprenorphine long-acting, Calcium / magnesium / potassium / sodium oxybates, Dextromoramide. The full list is on the Dexmedetomidine page.
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