Drug interactions
Arformoterol + Betaxolol
Severity: Moderate
Arformoterol 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
Betaxolol can antagonize the bronchodilating effect of arformoterol and may provoke bronchospasm in patients with airway disease. Cardioselectivity reduces but does not eliminate this risk.
What this interaction means in plain words
Arformoterol 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.
Arformoterol belongs to Respiratory; Betaxolol belongs to Cardiovascular.
Why it happens
Pharmacodynamic antagonism between beta-blocker and beta-2 agonist at beta receptors.
What to do
Avoid the combination in asthma where possible; if needed, use the lowest betaxolol dose and monitor lung function and symptoms.
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 Arformoterol
Frequently asked questions
Can I take Arformoterol with Betaxolol?
MediHelp rates the interaction as moderate. Arformoterol 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. Betaxolol can antagonize the bronchodilating effect of arformoterol and may provoke bronchospasm in patients with airway disease. Cardioselectivity reduces but does not eliminate this risk.
How serious is the interaction between Arformoterol 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: Avoid the combination in asthma where possible; if needed, use the lowest betaxolol dose and monitor lung function and symptoms.
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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