Drug interactions
Microbiota + Piperacillin-tazobactam
Severity: Moderate
Microbiota and Piperacillin-tazobactam: moderate 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
Oral microbiota spore products depend on live bacteria establishing in the gut. Residual broad-spectrum antibiotics like piperacillin-tazobactam can reduce engraftment and efficacy. Timing matters for treatment of recurrent C. difficile.
What this interaction means in plain words
Microbiota and Piperacillin-tazobactam 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.
Why it happens
Antibacterial activity against the administered live bacterial spores and their vegetative forms impairs colonization.
What to do
Complete antibiotic therapy and allow the labeled washout interval before giving the microbiota product. Avoid concurrent systemic antibiotics where possible.
What to ask your pharmacist
- 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?
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Other interactions of Piperacillin-tazobactam
Frequently asked questions
Can I take Microbiota with Piperacillin-tazobactam?
MediHelp rates the interaction as moderate. Microbiota and Piperacillin-tazobactam 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. Oral microbiota spore products depend on live bacteria establishing in the gut. Residual broad-spectrum antibiotics like piperacillin-tazobactam can reduce engraftment and efficacy. Timing matters for treatment of recurrent C. difficile.
How serious is the interaction between Microbiota and Piperacillin-tazobactam?
MediHelp rates it moderate, on a four-level scale (minor, moderate, major, contraindicated) based on published labels and references. What to do, in brief: Complete antibiotic therapy and allow the labeled washout interval before giving the microbiota product. Avoid concurrent systemic antibiotics where possible.
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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