Drug interactions
Choline magnesium trisalicylate + Metolazone
Severity: Moderate
Choline magnesium trisalicylate and Metolazone: 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
High-dose salicylates may blunt the diuretic and antihypertensive effect of metolazone and can affect renal function in volume-depleted patients. Impact on potassium is not consistent.
What this interaction means in plain words
Choline magnesium trisalicylate and Metolazone 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
Salicylate inhibition of renal prostaglandins reduces natriuresis and renal perfusion.
What to do
Monitor blood pressure, fluid status and renal function, and check salicylate levels if using high doses long term.
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 Metolazone
Frequently asked questions
Can I take Choline magnesium trisalicylate with Metolazone?
MediHelp rates the interaction as moderate. Choline magnesium trisalicylate and Metolazone 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. High-dose salicylates may blunt the diuretic and antihypertensive effect of metolazone and can affect renal function in volume-depleted patients. Impact on potassium is not consistent.
How serious is the interaction between Choline magnesium trisalicylate and Metolazone?
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, fluid status and renal function, and check salicylate levels if using high doses long term.
What other medicines interact with Metolazone?
MediHelp also lists interactions of Metolazone with, for example, Amifostine, Amlodipine-hydrochlorothiazide-valsartan, Amlodipine-olmesartan-hydrochlorothiazide. The full list is on the Metolazone page.
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