Drug interactions
Aspirin + Piperacillin-tazobactam
Severity: Minor
Aspirin and Piperacillin-tazobactam: 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
Both drugs are acidic and protein bound, and high-dose salicylates may reduce renal tubular secretion of penicillins. Any increase in piperacillin exposure is small and seldom clinically significant.
What this interaction means in plain words
Aspirin and Piperacillin-tazobactam have a small, usually unimportant interaction. Most people can take both; the pharmacist may still mention it so that any unexpected effect is recognised.
Why it happens
Competition for renal tubular anion secretion and protein binding sites.
What to do
No routine action is needed; be aware of the possibility in renal impairment or with high-dose salicylate therapy.
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?
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Other interactions of Piperacillin-tazobactam
Frequently asked questions
Can I take Aspirin with Piperacillin-tazobactam?
MediHelp rates the interaction as minor. Aspirin and Piperacillin-tazobactam have a small, usually unimportant interaction. Most people can take both; the pharmacist may still mention it so that any unexpected effect is recognised. Both drugs are acidic and protein bound, and high-dose salicylates may reduce renal tubular secretion of penicillins. Any increase in piperacillin exposure is small and seldom clinically significant.
How serious is the interaction between Aspirin and Piperacillin-tazobactam?
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 action is needed; be aware of the possibility in renal impairment or with high-dose salicylate therapy.
What other medicines interact with Piperacillin-tazobactam?
MediHelp also lists interactions of Piperacillin-tazobactam with, for example, Vancomycin, Amikacin, Antithrombin alfa. The full list is on the Piperacillin-tazobactam page.
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