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Drug interactions

Chlorothiazide + Nebivolol

Severity: Minor

Chlorothiazide and Nebivolol: 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 two drugs are often combined for additive blood pressure control. Thiazide-induced hypokalemia, hyponatremia or hyperglycemia may need attention, and excessive hypotension is possible in volume-depleted patients.

What this interaction means in plain words

Chlorothiazide and Nebivolol have a small, usually unimportant interaction. Most people can take both; the pharmacist may still mention it so that any unexpected effect is recognised.

Chlorothiazide belongs to Cardiovascular; Nebivolol belongs to Cardiovascular.

Evidence level: Moderate

Why it happens

Additive antihypertensive effects through different mechanisms, with thiazide-related electrolyte loss.

What to do

Monitor blood pressure, serum potassium and sodium periodically, and glucose in diabetic patients.

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?

Bring a full list of your medicines, including over-the-counter products, supplements and herbal remedies, to every pharmacy visit.

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Frequently asked questions

Can I take Chlorothiazide with Nebivolol?

MediHelp rates the interaction as minor. Chlorothiazide and Nebivolol 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 two drugs are often combined for additive blood pressure control. Thiazide-induced hypokalemia, hyponatremia or hyperglycemia may need attention, and excessive hypotension is possible in volume-depleted patients.

How serious is the interaction between Chlorothiazide and Nebivolol?

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, serum potassium and sodium periodically, and glucose in diabetic patients.

What other medicines interact with Nebivolol?

MediHelp also lists interactions of Nebivolol with, for example, Acebutolol, Aldesleukin, Amiodarone. The full list is on the Nebivolol page.

Full monographs, dosing and an interaction checker in the MediHelp app

Open the complete reference, check multi-drug interactions and use dosing tools in the MediHelp app.

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