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Drug interactions

Cefepime + Dexamethasone-tobramycin

Severity: Moderate

Cefepime and Dexamethasone-tobramycin: 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

Cefepime combined with an aminoglycoside may increase the risk of kidney injury, and renal impairment in turn raises the risk of cefepime neurotoxicity. Combination therapy is common but warrants attention to renal function.

What this interaction means in plain words

Cefepime and Dexamethasone-tobramycin 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.

Cefepime belongs to Anti Bacterial; Dexamethasone-tobramycin belongs to Anti Bacterial.

Evidence level: Low

Why it happens

Possible additive nephrotoxicity; mechanism not firmly established.

What to do

Monitor serum creatinine and tobramycin levels, and adjust cefepime dose for renal function.

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 Cefepime with Dexamethasone-tobramycin?

MediHelp rates the interaction as moderate. Cefepime and Dexamethasone-tobramycin 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. Cefepime combined with an aminoglycoside may increase the risk of kidney injury, and renal impairment in turn raises the risk of cefepime neurotoxicity. Combination therapy is common but warrants attention to renal function.

How serious is the interaction between Cefepime and Dexamethasone-tobramycin?

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 creatinine and tobramycin levels, and adjust cefepime dose for renal function.

What other medicines interact with Dexamethasone-tobramycin?

MediHelp also lists interactions of Dexamethasone-tobramycin with, for example, Capreomycin, Carboplatin, Ciprofloxacin. The full list is on the Dexamethasone-tobramycin page.

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