Drug interactions
Atenolol + Brimonidine
Severity: Minor
Atenolol and Brimonidine: minor 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
Brimonidine eye drops have some systemic absorption and may lower blood pressure and heart rate slightly, which could add to the effect of atenolol. Clinically important changes are uncommon.
What this interaction means in plain words
Atenolol and Brimonidine have a small, usually unimportant interaction. Most people can take both; the pharmacist may still mention it so that any unexpected effect is recognised.
Atenolol belongs to Cardiovascular; Brimonidine belongs to Miscellaneous.
Why it happens
Additive hypotensive and bradycardic effects from systemic alpha-2 agonism and beta blockade.
What to do
No change is usually required; check pulse and blood pressure if the patient develops dizziness or fatigue.
What to ask your pharmacist
- Is there anything I should notice while taking both?
- Do I need to tell my doctor at the next visit?
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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 Brimonidine
- Brimonidine + Isocarboxazid Contraindicated
- Brimonidine + Linezolid Contraindicated
- Brimonidine + Phenelzine Contraindicated
- Brimonidine + Procarbazine Contraindicated
- Brimonidine + Rasagiline Contraindicated
- Brimonidine + Selegiline Contraindicated
Frequently asked questions
Can I take Atenolol with Brimonidine?
MediHelp rates the interaction as minor. Atenolol and Brimonidine have a small, usually unimportant interaction. Most people can take both; the pharmacist may still mention it so that any unexpected effect is recognised. Brimonidine eye drops have some systemic absorption and may lower blood pressure and heart rate slightly, which could add to the effect of atenolol. Clinically important changes are uncommon.
How serious is the interaction between Atenolol and Brimonidine?
MediHelp rates it minor, on a four-level scale (minor, moderate, major, contraindicated) based on published labels and references. What to do, in brief: No change is usually required; check pulse and blood pressure if the patient develops dizziness or fatigue.
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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