Drug interactions
Arformoterol + Atenolol
Severity: Moderate
Arformoterol and Atenolol: 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
Atenolol may reduce the bronchodilator effect of arformoterol and can precipitate bronchospasm in susceptible patients. Cardioselectivity lowers but does not remove this risk.
What this interaction means in plain words
Arformoterol and Atenolol 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; Atenolol belongs to Cardiovascular.
Why it happens
Pharmacodynamic antagonism of beta-2 receptor agonism by beta blockade.
What to do
Monitor for loss of bronchodilator response and use the lowest atenolol dose possible; consider non-beta-blocker alternatives in asthma.
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 Atenolol
- Amifostine + Atenolol Major
- Amiodarone + Atenolol Major
- Atenolol + Atenolol-chlorthalidone Major
- Atenolol + Betaxolol Major
- Atenolol + Bisoprolol Major
- Atenolol + Carvedilol Major
Other interactions of Arformoterol
Frequently asked questions
Can I take Arformoterol with Atenolol?
MediHelp rates the interaction as moderate. Arformoterol and Atenolol 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. Atenolol may reduce the bronchodilator effect of arformoterol and can precipitate bronchospasm in susceptible patients. Cardioselectivity lowers but does not remove this risk.
How serious is the interaction between Arformoterol and Atenolol?
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 for loss of bronchodilator response and use the lowest atenolol dose possible; consider non-beta-blocker alternatives in asthma.
What other medicines interact with Atenolol?
MediHelp also lists interactions of Atenolol with, for example, Amifostine, Amiodarone, Atenolol-chlorthalidone. The full list is on the Atenolol page.
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