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Interazioni tra farmaci

Cilastatin-imipenem + Valacyclovir

Gravità: Moderata

Cilastatin-imipenem and Valacyclovir: moderate interaction.

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Sintesi

Seizures have been reported when ganciclovir is combined with imipenem-cilastatin, and valacyclovir's active metabolite acyclovir may carry a similar though less documented concern. Both drug classes can lower seizure threshold, especially in renal impairment.

Cosa significa questa interazione in parole semplici

Cilastatin-imipenem and Valacyclovir 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.

Cilastatin-imipenem belongs to Anti Bacterial; Valacyclovir belongs to Anti Virals.

Livello di evidenza: Low

Perché avviene

The mechanism is not established and is likely additive lowering of seizure threshold.

Cosa fare

Dose-adjust both drugs for renal function and monitor for confusion, myoclonus or seizures. Consider alternatives in patients with a seizure history.

Cosa chiedere al farmacista

  • 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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Domande frequenti

Can I take Cilastatin-imipenem with Valacyclovir?

MediHelp rates the interaction as moderate. Cilastatin-imipenem and Valacyclovir 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. Seizures have been reported when ganciclovir is combined with imipenem-cilastatin, and valacyclovir's active metabolite acyclovir may carry a similar though less documented concern. Both drug classes can lower seizure threshold, especially in renal impairment.

How serious is the interaction between Cilastatin-imipenem and Valacyclovir?

MediHelp rates it moderate, on a four-level scale (minor, moderate, major, contraindicated) based on published labels and references. What to do, in brief: Dose-adjust both drugs for renal function and monitor for confusion, myoclonus or seizures. Consider alternatives in patients with a seizure history.

What other medicines interact with Cilastatin-imipenem?

MediHelp also lists interactions of Cilastatin-imipenem with, for example, Divalproex, Ganciclovir, Valproic acid. The full list is on the Cilastatin-imipenem page.

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