Drug interactions
Azilsartan-chlorthalidone + Norepinephrine
Severity: Moderate
Azilsartan-chlorthalidone and Norepinephrine: moderate interaction.
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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
Norepinephrine is a vasopressor given in acute care, and its pressor effect opposes antihypertensives. Hypokalemia from chlorthalidone may also increase arrhythmia susceptibility with catecholamines, and an ARB and diuretic may complicate hemodynamic management in critically ill patients.
What this interaction means in plain words
Azilsartan-chlorthalidone and Norepinephrine can affect each other. The combination is often manageable, but it may need a change of dose, a change of timing, or extra checks while both are taken.
Why it happens
Pharmacodynamic opposition of vasopressor and antihypertensive effects, with diuretic-induced hypokalemia increasing catecholamine-related arrhythmia risk.
What to do
Monitor blood pressure, ECG, and serum potassium during norepinephrine infusion, and correct hypokalemia. Consider holding oral antihypertensives in hemodynamically unstable patients.
What to ask your pharmacist
- Should I take them at different times of day?
- Does the dose of either medicine need to change?
- Is there anything I should avoid, such as alcohol or certain foods, while on both?
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Other interactions of Azilsartan-chlorthalidone
Frequently asked questions
Can I take Azilsartan-chlorthalidone with Norepinephrine?
MediHelp rates the interaction as moderate. Azilsartan-chlorthalidone and Norepinephrine can affect each other. The combination is often manageable, but it may need a change of dose, a change of timing, or extra checks while both are taken. Norepinephrine is a vasopressor given in acute care, and its pressor effect opposes antihypertensives. Hypokalemia from chlorthalidone may also increase arrhythmia susceptibility with catecholamines, and an ARB and diuretic may complicate hemodynamic management in critically ill patients.
How serious is the interaction between Azilsartan-chlorthalidone and Norepinephrine?
MediHelp rates it moderate, on a four-level scale (minor, moderate, major, contraindicated) based on published labels and references. What to do, in brief: Monitor blood pressure, ECG, and serum potassium during norepinephrine infusion, and correct hypokalemia. Consider holding oral antihypertensives in hemodynamically unstable patients.
What other medicines interact with Azilsartan-chlorthalidone?
MediHelp also lists interactions of Azilsartan-chlorthalidone with, for example, Aliskiren, Sparsentan, Aceclofenac. The full list is on the Azilsartan-chlorthalidone page.
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