Drug interactions
Betaxolol + Sevoflurane
Severity: Moderate
Betaxolol and Sevoflurane: 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
Volatile anesthetics such as sevoflurane cause dose-dependent vasodilation and myocardial depression, which can be amplified by beta-blockade. Hypotension and bradycardia may be more pronounced during anesthesia.
What this interaction means in plain words
Betaxolol and Sevoflurane 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.
Betaxolol belongs to Cardiovascular; Sevoflurane belongs to Central Nervous System.
Why it happens
Additive negative inotropic, chronotropic and vasodilatory effects, with blunting of compensatory sympathetic responses.
What to do
Monitor hemodynamics continuously and adjust anesthetic depth, treating hypotension or bradycardia with fluids, vasopressors or anticholinergics. Do not routinely stop chronic beta-blockers before surgery.
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 Betaxolol
- Acebutolol + Betaxolol Major
- Aldesleukin + Betaxolol Major
- Amifostine + Betaxolol Major
- Amiodarone + Betaxolol Major
- Atenolol-chlorthalidone + Betaxolol Major
- Atenolol + Betaxolol Major
Other interactions of Sevoflurane
Frequently asked questions
Can I take Betaxolol with Sevoflurane?
MediHelp rates the interaction as moderate. Betaxolol and Sevoflurane 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. Volatile anesthetics such as sevoflurane cause dose-dependent vasodilation and myocardial depression, which can be amplified by beta-blockade. Hypotension and bradycardia may be more pronounced during anesthesia.
How serious is the interaction between Betaxolol and Sevoflurane?
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 hemodynamics continuously and adjust anesthetic depth, treating hypotension or bradycardia with fluids, vasopressors or anticholinergics. Do not routinely stop chronic beta-blockers before surgery.
What other medicines interact with Betaxolol?
MediHelp also lists interactions of Betaxolol with, for example, Acebutolol, Aldesleukin, Amifostine. The full list is on the Betaxolol page.
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