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Drug interactions

Dicloxacillin + Salicylates

Severity: Minor

Dicloxacillin and Salicylates: 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

Salicylates can reduce renal tubular secretion of penicillins and compete for protein binding, which may modestly raise penicillin levels. Clinical consequences are generally small, though high-dose salicylate adds bleeding concern.

What this interaction means in plain words

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

Evidence level: Low

Why it happens

Competition for renal tubular secretion and plasma protein binding.

What to do

No routine adjustment is needed; watch for penicillin adverse effects and bleeding when high-dose salicylates are used.

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 Dicloxacillin with Salicylates?

MediHelp rates the interaction as minor. Dicloxacillin and Salicylates have a small, usually unimportant interaction. Most people can take both; the pharmacist may still mention it so that any unexpected effect is recognised. Salicylates can reduce renal tubular secretion of penicillins and compete for protein binding, which may modestly raise penicillin levels. Clinical consequences are generally small, though high-dose salicylate adds bleeding concern.

How serious is the interaction between Dicloxacillin and Salicylates?

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 is needed; watch for penicillin adverse effects and bleeding when high-dose salicylates are used.

What other medicines interact with Dicloxacillin?

MediHelp also lists interactions of Dicloxacillin with, for example, Phenindione, Atogepant, Axitinib. The full list is on the Dicloxacillin page.

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