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Drug interactions

Dexamethasone-tobramycin + Tepotinib

Severity: Minor

Dexamethasone-tobramycin and Tepotinib: minor 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

Tepotinib inhibits P-gp, which may modestly raise exposure to P-gp substrates. Dexamethasone is a P-gp substrate but the clinical effect is expected to be small.

What this interaction means in plain words

Dexamethasone-tobramycin and Tepotinib have a small, usually unimportant interaction. Most people can take both; the pharmacist may still mention it so that any unexpected effect is recognised.

Dexamethasone-tobramycin belongs to Anti Bacterial; Tepotinib belongs to Oncology.

Evidence level: Low

Why it happens

P-gp inhibition by tepotinib may reduce dexamethasone efflux.

What to do

No routine adjustment; monitor for corticosteroid adverse effects with prolonged use.

What to ask your pharmacist

  • Is there anything I should notice while taking both?
  • Do I need to tell my doctor at the next visit?

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 Dexamethasone-tobramycin with Tepotinib?

MediHelp rates the interaction as minor. Dexamethasone-tobramycin and Tepotinib have a small, usually unimportant interaction. Most people can take both; the pharmacist may still mention it so that any unexpected effect is recognised. Tepotinib inhibits P-gp, which may modestly raise exposure to P-gp substrates. Dexamethasone is a P-gp substrate but the clinical effect is expected to be small.

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

MediHelp rates it minor, on a four-level scale (minor, moderate, major, contraindicated) based on published labels and references. What to do, in brief: No routine adjustment; monitor for corticosteroid adverse effects with prolonged use.

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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