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Drug interactions

Furosemide + Lornoxicam

Severity: Moderate

Furosemide and Lornoxicam: 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

NSAIDs such as lornoxicam can reduce furosemide's diuretic and antihypertensive effect and, with a diuretic, raise the risk of acute kidney injury, especially with dehydration. Fluid retention and heart failure worsening are also possible.

What this interaction means in plain words

Furosemide and Lornoxicam 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.

Furosemide belongs to Cardiovascular; Lornoxicam belongs to Musculoskeletal.

Evidence level: High

Why it happens

NSAID inhibition of renal prostaglandin synthesis reduces renal blood flow and sodium excretion, antagonizing loop diuretic action.

What to do

Avoid prolonged combined use where possible; use the lowest NSAID dose for the shortest time. Monitor renal function, blood pressure, weight and diuretic response.

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?

Bring a full list of your medicines, including over-the-counter products, supplements and herbal remedies, to every pharmacy visit.

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Frequently asked questions

Can I take Furosemide with Lornoxicam?

MediHelp rates the interaction as moderate. Furosemide and Lornoxicam 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. NSAIDs such as lornoxicam can reduce furosemide's diuretic and antihypertensive effect and, with a diuretic, raise the risk of acute kidney injury, especially with dehydration. Fluid retention and heart failure worsening are also possible.

How serious is the interaction between Furosemide and Lornoxicam?

MediHelp rates it moderate, on a four-level scale (minor, moderate, major, contraindicated) based on published labels and references. What to do, in brief: Avoid prolonged combined use where possible; use the lowest NSAID dose for the shortest time. Monitor renal function, blood pressure, weight and diuretic response.

What other medicines interact with Furosemide?

MediHelp also lists interactions of Furosemide with, for example, Amifostine, Amikacin, Carbenoxolone. The full list is on the Furosemide page.

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