Drug interactions
Atenolol + Nimodipine
Severity: Moderate
Atenolol and Nimodipine: 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
Both agents lower blood pressure, so additive hypotension can occur. This matters particularly in subarachnoid hemorrhage where maintaining cerebral perfusion is important.
What this interaction means in plain words
Atenolol and Nimodipine 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 belongs to Cardiovascular; Nimodipine belongs to Cardiovascular.
Why it happens
Additive pharmacodynamic hypotension from beta-blockade and calcium channel blockade.
What to do
Monitor blood pressure closely and consider dividing the nimodipine dose or reducing atenolol if hypotension develops.
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 Nimodipine
- Apalutamide + Nimodipine Major
- Carbamazepine + Nimodipine Major
- Ceritinib + Nimodipine Major
- Clarithromycin + Nimodipine Major
- Cobicistat + Nimodipine Major
- Darunavir + Nimodipine Major
Frequently asked questions
Can I take Atenolol with Nimodipine?
MediHelp rates the interaction as moderate. Atenolol and Nimodipine 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. Both agents lower blood pressure, so additive hypotension can occur. This matters particularly in subarachnoid hemorrhage where maintaining cerebral perfusion is important.
How serious is the interaction between Atenolol and Nimodipine?
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 closely and consider dividing the nimodipine dose or reducing atenolol if hypotension develops.
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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