Drug interactions
Bisoprolol + Chlorthalidone
Severity: Minor
Bisoprolol and Chlorthalidone: 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
Bisoprolol and chlorthalidone are commonly combined and give additive blood pressure reduction. Chlorthalidone-induced hypokalemia is not corrected by the beta-blocker, and glucose or lipid effects may be slightly additive.
What this interaction means in plain words
Bisoprolol and Chlorthalidone have a small, usually unimportant interaction. Most people can take both; the pharmacist may still mention it so that any unexpected effect is recognised.
Bisoprolol belongs to Cardiovascular; Chlorthalidone belongs to Cardiovascular.
Why it happens
Additive antihypertensive effects through diuresis and beta-1 blockade.
What to do
Monitor blood pressure, heart rate and serum potassium at initiation and periodically thereafter.
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 Chlorthalidone
Other interactions of Bisoprolol
Frequently asked questions
Can I take Bisoprolol with Chlorthalidone?
MediHelp rates the interaction as minor. Bisoprolol and Chlorthalidone have a small, usually unimportant interaction. Most people can take both; the pharmacist may still mention it so that any unexpected effect is recognised. Bisoprolol and chlorthalidone are commonly combined and give additive blood pressure reduction. Chlorthalidone-induced hypokalemia is not corrected by the beta-blocker, and glucose or lipid effects may be slightly additive.
How serious is the interaction between Bisoprolol and Chlorthalidone?
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, heart rate and serum potassium at initiation and periodically thereafter.
What other medicines interact with Chlorthalidone?
MediHelp also lists interactions of Chlorthalidone with, for example, Amifostine, Atenolol-chlorthalidone, Candesartan-hydrochlorothiazide. The full list is on the Chlorthalidone page.
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