Drug interactions
Atenolol + Cyclopenthiazide
Severity: Minor
Atenolol and Cyclopenthiazide: 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
The combination is used for hypertension and provides additive blood pressure lowering. Thiazide-induced hypokalemia and glucose or lipid changes may be relevant, and beta blockers can mask hypoglycemia.
What this interaction means in plain words
Atenolol and Cyclopenthiazide 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
Additive antihypertensive effects with potentially amplified metabolic effects.
What to do
Monitor blood pressure, potassium and glucose periodically.
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 Cyclopenthiazide?
MediHelp rates the interaction as minor. Atenolol and Cyclopenthiazide have a small, usually unimportant interaction. Most people can take both; the pharmacist may still mention it so that any unexpected effect is recognised. The combination is used for hypertension and provides additive blood pressure lowering. Thiazide-induced hypokalemia and glucose or lipid changes may be relevant, and beta blockers can mask hypoglycemia.
How serious is the interaction between Atenolol and Cyclopenthiazide?
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 blood pressure, potassium and glucose periodically.
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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