Drug interactions
Betaxolol + Hydrochlorothiazide
Severity: Minor
Betaxolol and Hydrochlorothiazide: 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 produces additive blood pressure lowering and is used intentionally. Thiazides may modestly affect glucose and potassium, and beta-blockers can mask hypoglycaemia symptoms.
What this interaction means in plain words
Betaxolol and Hydrochlorothiazide have a small, usually unimportant interaction. Most people can take both; the pharmacist may still mention it so that any unexpected effect is recognised.
Betaxolol belongs to Cardiovascular; Hydrochlorothiazide belongs to Cardiovascular.
Why it happens
Additive antihypertensive effect with thiazide metabolic effects.
What to do
Monitor blood pressure, heart rate and potassium. Take extra care with glucose monitoring in diabetes.
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 Hydrochlorothiazide
Other interactions of Betaxolol
- Acebutolol + Betaxolol Major
- Aldesleukin + Betaxolol Major
- Amifostine + Betaxolol Major
- Amiodarone + Betaxolol Major
- Atenolol-chlorthalidone + Betaxolol Major
- Atenolol + Betaxolol Major
Frequently asked questions
Can I take Betaxolol with Hydrochlorothiazide?
MediHelp rates the interaction as minor. Betaxolol and Hydrochlorothiazide 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 produces additive blood pressure lowering and is used intentionally. Thiazides may modestly affect glucose and potassium, and beta-blockers can mask hypoglycaemia symptoms.
How serious is the interaction between Betaxolol and Hydrochlorothiazide?
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 potassium. Take extra care with glucose monitoring in diabetes.
What other medicines interact with Hydrochlorothiazide?
MediHelp also lists interactions of Hydrochlorothiazide with, for example, Dofetilide, Amifostine, Amiodarone. The full list is on the Hydrochlorothiazide page.
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