Drug interactions
Atenolol-chlorthalidone + Etomidate
Severity: Minor
Atenolol-chlorthalidone and Etomidate: 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
Etomidate is generally hemodynamically stable but can still cause hypotension in patients on beta-blockers and diuretics. Volume depletion from chlorthalidone and blunted compensatory tachycardia from atenolol may exaggerate this.
What this interaction means in plain words
Atenolol-chlorthalidone and Etomidate have a small, usually unimportant interaction. Most people can take both; the pharmacist may still mention it so that any unexpected effect is recognised.
Atenolol-chlorthalidone belongs to Cardiovascular; Etomidate belongs to Central Nervous System.
Why it happens
Additive hypotensive effects with reduced reflex sympathetic response from beta-blockade.
What to do
Monitor blood pressure and heart rate during induction and correct volume depletion beforehand.
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-chlorthalidone
Other interactions of Etomidate
- Alprazolam + Etomidate Moderate
- Amitriptyline + Etomidate Moderate
- Amobarbital + Etomidate Moderate
- Azelastine + Etomidate Moderate
- Baclofen + Etomidate Moderate
- Brompheniramine + Etomidate Moderate
Frequently asked questions
Can I take Atenolol-chlorthalidone with Etomidate?
MediHelp rates the interaction as minor. Atenolol-chlorthalidone and Etomidate have a small, usually unimportant interaction. Most people can take both; the pharmacist may still mention it so that any unexpected effect is recognised. Etomidate is generally hemodynamically stable but can still cause hypotension in patients on beta-blockers and diuretics. Volume depletion from chlorthalidone and blunted compensatory tachycardia from atenolol may exaggerate this.
How serious is the interaction between Atenolol-chlorthalidone and Etomidate?
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 and heart rate during induction and correct volume depletion beforehand.
What other medicines interact with Atenolol-chlorthalidone?
MediHelp also lists interactions of Atenolol-chlorthalidone with, for example, Acebutolol, Aldesleukin, Amiodarone. The full list is on the Atenolol-chlorthalidone page.
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