Drug interactions
Aspirin / citric acid / sodium bicarbonate + Hydrochlorothiazide-valsartan
Severity: Moderate
Aspirin / citric acid / sodium bicarbonate 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
The analgesic-dose aspirin in this effervescent product can reduce the antihypertensive effect of valsartan and hydrochlorothiazide and may impair renal function in elderly or volume-depleted patients. The sodium load from the bicarbonate can add to fluid retention and further oppose blood pressure control.
What this interaction means in plain words
Aspirin / citric acid / sodium bicarbonate 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.
Why it happens
Aspirin inhibits renal prostaglandin synthesis, and the sodium content adds to fluid retention, antagonizing ARB and diuretic effects.
What to do
Monitor blood pressure, renal function and potassium during regular use, and avoid prolonged use in patients with heart failure or renal impairment. Consider a non-sodium-containing analgesic such as paracetamol.
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?
Pro+ members
Unlock the full page
Create an account and start a Pro+ trial to unlock the full management advice for Aspirin / citric acid / sodium bicarbonate and Hydrochlorothiazide-valsartan, the additional notes, the evidence detail and the whole-prescription interaction checker.
- Full clinical management advice
- Additional notes
- Evidence detail
- Interaction checker for a whole prescription
Try Pro+ free for 7 days on the web. No card needed.
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
Frequently asked questions
Can I take Aspirin / citric acid / sodium bicarbonate with Hydrochlorothiazide-valsartan?
MediHelp rates the interaction as moderate. Aspirin / citric acid / sodium bicarbonate 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. The analgesic-dose aspirin in this effervescent product can reduce the antihypertensive effect of valsartan and hydrochlorothiazide and may impair renal function in elderly or volume-depleted patients. The sodium load from the bicarbonate can add to fluid retention and further oppose blood pressure control.
How serious is the interaction between Aspirin / citric acid / sodium bicarbonate 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 blood pressure, renal function and potassium during regular use, and avoid prolonged use in patients with heart failure or renal impairment. Consider a non-sodium-containing analgesic such as paracetamol.
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.
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.
