Drug interactions
Cefazolin + Dexamethasone-tobramycin
Severity: Moderate
Cefazolin 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
Cefazolin with an aminoglycoside has been linked to additive kidney injury in some reports, though cefazolin itself is rarely nephrotoxic. Risk is greater with pre-existing renal impairment.
What this interaction means in plain words
Cefazolin 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.
Cefazolin belongs to Anti Bacterial; Dexamethasone-tobramycin belongs to Anti Bacterial.
Why it happens
Possible additive nephrotoxicity; mechanism not firmly established.
What to do
Monitor serum creatinine and tobramycin concentrations, and adjust doses 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?
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Other interactions of Dexamethasone-tobramycin
Other interactions of Cefazolin
- Amikacin + Cefazolin Moderate
- Bcg vaccine live + Cefazolin Moderate
- Cefazolin + Cholera vaccine Moderate
- Cefazolin + Gentamicin Moderate
- Cefazolin + Kanamycin Moderate
- Cefazolin + Microbiota Moderate
Frequently asked questions
Can I take Cefazolin with Dexamethasone-tobramycin?
MediHelp rates the interaction as moderate. Cefazolin 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. Cefazolin with an aminoglycoside has been linked to additive kidney injury in some reports, though cefazolin itself is rarely nephrotoxic. Risk is greater with pre-existing renal impairment.
How serious is the interaction between Cefazolin 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 concentrations, and adjust doses 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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