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Drug interactions

Piperacillin + Streptomycin

Severity: Minor

Piperacillin and Streptomycin: 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

Piperacillin and streptomycin are often combined for synergistic antibacterial activity, and this can be therapeutically useful. In patients with renal impairment, however, high-dose piperacillin can alter aminoglycoside exposure. Aminoglycoside-related nephrotoxicity and ototoxicity remain the main concerns.

What this interaction means in plain words

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

Piperacillin belongs to Anti Bacterial; Streptomycin belongs to Anti Bacterial.

Evidence level: Moderate

Why it happens

Beta-lactam cell wall damage increases aminoglycoside uptake into bacteria, giving synergistic killing.

What to do

Give the two drugs at separate sites or times and do not mix them in the same infusion. Monitor renal function and streptomycin levels, particularly in renal impairment.

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 Piperacillin with Streptomycin?

MediHelp rates the interaction as minor. Piperacillin and Streptomycin have a small, usually unimportant interaction. Most people can take both; the pharmacist may still mention it so that any unexpected effect is recognised. Piperacillin and streptomycin are often combined for synergistic antibacterial activity, and this can be therapeutically useful. In patients with renal impairment, however, high-dose piperacillin can alter aminoglycoside exposure. Aminoglycoside-related nephrotoxicity and ototoxicity remain the main concerns.

How serious is the interaction between Piperacillin and Streptomycin?

MediHelp rates it minor, on a four-level scale (minor, moderate, major, contraindicated) based on published labels and references. What to do, in brief: Give the two drugs at separate sites or times and do not mix them in the same infusion. Monitor renal function and streptomycin levels, particularly in renal impairment.

What other medicines interact with Piperacillin?

MediHelp also lists interactions of Piperacillin with, for example, Vancomycin, Acetylsalicylic acid, Amikacin. The full list is on the Piperacillin page.

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