Drug interactions
Carvedilol + Esmolol
Severity: Moderate
Carvedilol and Esmolol: 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
Carvedilol blocks beta and alpha-1 receptors, and esmolol adds further short-acting beta-1 blockade. The combination can cause additive bradycardia, hypotension and AV conduction delay.
What this interaction means in plain words
Carvedilol and Esmolol 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.
Carvedilol belongs to Cardiovascular; Esmolol belongs to Cardiovascular.
Why it happens
Additive beta-adrenergic blockade, with added alpha-1 vasodilation from carvedilol.
What to do
Use a lower esmolol starting dose and titrate carefully with continuous heart rate, blood pressure and ECG monitoring. Stop the esmolol infusion promptly if hypotension or bradycardia occurs, as its effect wears off within minutes.
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 Esmolol
- Acebutolol + Esmolol Major
- Amifostine + Esmolol Major
- Amiodarone + Esmolol Major
- Celiprolol + Esmolol Major
- Diltiazem + Esmolol Major
- Epinephrine racemic + Esmolol Major
Other interactions of Carvedilol
Frequently asked questions
Can I take Carvedilol with Esmolol?
MediHelp rates the interaction as moderate. Carvedilol and Esmolol 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. Carvedilol blocks beta and alpha-1 receptors, and esmolol adds further short-acting beta-1 blockade. The combination can cause additive bradycardia, hypotension and AV conduction delay.
How serious is the interaction between Carvedilol and Esmolol?
MediHelp rates it moderate, on a four-level scale (minor, moderate, major, contraindicated) based on published labels and references. What to do, in brief: Use a lower esmolol starting dose and titrate carefully with continuous heart rate, blood pressure and ECG monitoring. Stop the esmolol infusion promptly if hypotension or bradycardia occurs, as its effect wears off within minutes.
What other medicines interact with Esmolol?
MediHelp also lists interactions of Esmolol with, for example, Acebutolol, Amifostine, Amiodarone. The full list is on the Esmolol page.
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