Drug interactions
Contrast media + Empagliflozin-metformin
Severity: Major
Contrast media and Empagliflozin-metformin: major 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
Iodinated contrast can cause acute kidney injury, which reduces metformin elimination and leads to accumulation. This increases the risk of metformin-associated lactic acidosis, especially in patients with reduced renal function.
What this interaction means in plain words
Contrast media and Empagliflozin-metformin can interact in a way that may be serious. Using them together is sometimes necessary, but it needs a deliberate decision by the prescriber, a plan for monitoring, and clear advice on the warning signs to watch for.
Why it happens
Contrast-induced reduction in renal function lowers renal clearance of metformin, causing accumulation.
What to do
Hold metformin at the time of or before the procedure in patients with eGFR 30-60, liver disease, alcoholism, heart failure, or intra-arterial contrast. Re-check renal function 48 hours afterward and restart only if it is stable.
What to ask your pharmacist
- Does the benefit of taking both outweigh the risk in my case?
- Do I need any blood test, ECG or other check while on both?
- What early warning signs should I watch for, and what should I do if they appear?
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Other interactions of Empagliflozin-metformin
Frequently asked questions
Can I take Contrast media with Empagliflozin-metformin?
MediHelp rates the interaction as major. Contrast media and Empagliflozin-metformin can interact in a way that may be serious. Using them together is sometimes necessary, but it needs a deliberate decision by the prescriber, a plan for monitoring, and clear advice on the warning signs to watch for. Iodinated contrast can cause acute kidney injury, which reduces metformin elimination and leads to accumulation. This increases the risk of metformin-associated lactic acidosis, especially in patients with reduced renal function.
How serious is the interaction between Contrast media and Empagliflozin-metformin?
MediHelp rates it major, on a four-level scale (minor, moderate, major, contraindicated) based on published labels and references. What to do, in brief: Hold metformin at the time of or before the procedure in patients with eGFR 30-60, liver disease, alcoholism, heart failure, or intra-arterial contrast. Re-check renal function 48 hours afterward and restart only if it is stable.
What other medicines interact with Empagliflozin-metformin?
MediHelp also lists interactions of Empagliflozin-metformin with, for example, Diatrizoate meglumine / diatrizoate, Diatrizoate, Diazoxide. The full list is on the Empagliflozin-metformin page.
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