Drug interactions
Atenolol + Dipyridamole
Severity: Minor
Atenolol and Dipyridamole: 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
Dipyridamole increases adenosine levels, which can slow conduction, and atenolol adds beta-blocker effects on heart rate and AV conduction. Bradycardia is possible, mainly with intravenous dipyridamole stress testing.
What this interaction means in plain words
Atenolol and Dipyridamole 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; Dipyridamole belongs to Cardiovascular.
Why it happens
Additive negative chronotropic effects from adenosine reuptake inhibition and beta blockade.
What to do
Monitor heart rate in patients with conduction disease and watch ECG during intravenous dipyridamole testing.
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 Dipyridamole
- Dipyridamole + Riociguat Contraindicated
- Adenosine + Dipyridamole Major
- Betrixaban + Dipyridamole Major
- Dabigatran + Dipyridamole Major
- Dipyridamole + Regadenoson Major
- Dipyridamole + Venetoclax Major
Frequently asked questions
Can I take Atenolol with Dipyridamole?
MediHelp rates the interaction as minor. Atenolol and Dipyridamole have a small, usually unimportant interaction. Most people can take both; the pharmacist may still mention it so that any unexpected effect is recognised. Dipyridamole increases adenosine levels, which can slow conduction, and atenolol adds beta-blocker effects on heart rate and AV conduction. Bradycardia is possible, mainly with intravenous dipyridamole stress testing.
How serious is the interaction between Atenolol and Dipyridamole?
MediHelp rates it minor, on a four-level scale (minor, moderate, major, contraindicated) based on published labels and references. What to do, in brief: Monitor heart rate in patients with conduction disease and watch ECG during intravenous dipyridamole testing.
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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