Drug interactions
Asenapine + Betaxolol
Severity: Moderate
Asenapine and Betaxolol: 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
Asenapine blocks alpha-1 adrenergic receptors and can cause orthostatic hypotension. Betaxolol can add to blood pressure lowering, so dizziness or syncope may be more likely.
What this interaction means in plain words
Asenapine and Betaxolol 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.
Asenapine belongs to Central Nervous System; Betaxolol belongs to Cardiovascular.
Why it happens
Additive hypotensive effects from alpha-1 antagonism and beta-blockade.
What to do
Monitor blood pressure and orthostatic symptoms when starting or increasing either drug. Adjust antihypertensive doses if needed.
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 Asenapine
- Asenapine + Pimozide Contraindicated
- Asenapine + Thioridazine Contraindicated
- Asenapine + Vandetanib Contraindicated
- Adagrasib + Asenapine Major
- Alfentanil + Asenapine Major
- Alfuzosin + Asenapine Major
Frequently asked questions
Can I take Asenapine with Betaxolol?
MediHelp rates the interaction as moderate. Asenapine and Betaxolol 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. Asenapine blocks alpha-1 adrenergic receptors and can cause orthostatic hypotension. Betaxolol can add to blood pressure lowering, so dizziness or syncope may be more likely.
How serious is the interaction between Asenapine and Betaxolol?
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 orthostatic symptoms when starting or increasing either drug. Adjust antihypertensive doses if needed.
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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