Drug interactions
Epinephrine + Hydrochlorothiazide-valsartan
Severity: Moderate
Epinephrine and Hydrochlorothiazide-valsartan: moderate 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
Epinephrine drives potassium into cells, and hydrochlorothiazide depletes total body potassium. The combination can produce clinically relevant hypokalemia and arrhythmia risk, particularly with systemic or repeated dosing.
What this interaction means in plain words
Epinephrine and Hydrochlorothiazide-valsartan 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.
Epinephrine belongs to Endocrine; Hydrochlorothiazide-valsartan belongs to Cardiovascular.
Why it happens
Beta-2 mediated cellular potassium uptake adds to thiazide-induced renal potassium loss.
What to do
Monitor serum potassium and ECG when systemic epinephrine is used, and correct hypokalemia promptly. Pre-existing diuretic-induced potassium depletion should be addressed.
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 Hydrochlorothiazide-valsartan
- Aliskiren + Hydrochlorothiazide-valsartan Contraindicated
- Dofetilide + Hydrochlorothiazide-valsartan Contraindicated
- Hydrochlorothiazide-valsartan + Sparsentan Contraindicated
- Aldesleukin + Hydrochlorothiazide-valsartan Major
- Amifostine + Hydrochlorothiazide-valsartan Major
- Amiloride + Hydrochlorothiazide-valsartan Major
Other interactions of Epinephrine
- Epinephrine + Isocarboxazid Contraindicated
- Epinephrine + Phenelzine Contraindicated
- Epinephrine + Tranylcypromine Contraindicated
- Acebutolol + Epinephrine Major
- Amitriptyline + Epinephrine Major
- Amoxapine + Epinephrine Major
Frequently asked questions
Can I take Epinephrine with Hydrochlorothiazide-valsartan?
MediHelp rates the interaction as moderate. Epinephrine and Hydrochlorothiazide-valsartan 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. Epinephrine drives potassium into cells, and hydrochlorothiazide depletes total body potassium. The combination can produce clinically relevant hypokalemia and arrhythmia risk, particularly with systemic or repeated dosing.
How serious is the interaction between Epinephrine and Hydrochlorothiazide-valsartan?
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 serum potassium and ECG when systemic epinephrine is used, and correct hypokalemia promptly. Pre-existing diuretic-induced potassium depletion should be addressed.
What other medicines interact with Hydrochlorothiazide-valsartan?
MediHelp also lists interactions of Hydrochlorothiazide-valsartan with, for example, Aliskiren, Dofetilide, Sparsentan. The full list is on the Hydrochlorothiazide-valsartan page.
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