Drug interactions
Atenolol + Calcium citrate
Severity: Minor
Atenolol and Calcium citrate: 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
Calcium supplements may modestly decrease atenolol absorption and effect.
What this interaction means in plain words
Atenolol and Calcium citrate have a small, usually unimportant interaction. Most people can take both; the pharmacist may still mention it so that any unexpected effect is recognised.
Why it happens
Possible reduced gastrointestinal absorption of atenolol; mechanism not firmly established.
What to do
Separate administration by at least 2 hours and monitor blood pressure and heart rate.
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
Frequently asked questions
Can I take Atenolol with Calcium citrate?
MediHelp rates the interaction as minor. Atenolol and Calcium citrate have a small, usually unimportant interaction. Most people can take both; the pharmacist may still mention it so that any unexpected effect is recognised. Calcium supplements may modestly decrease atenolol absorption and effect.
How serious is the interaction between Atenolol and Calcium citrate?
MediHelp rates it minor, on a four-level scale (minor, moderate, major, contraindicated) based on published labels and references. What to do, in brief: Separate administration by at least 2 hours and monitor blood pressure and heart rate.
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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