Drug interactions
Microbiota + Tobramycin
Severity: Moderate
Microbiota and Tobramycin: 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 products rely on bacterial spores engrafting in the gut. Systemic tobramycin has limited intestinal exposure, but antibacterial effects may still reduce engraftment.
What this interaction means in plain words
Microbiota and Tobramycin 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 may reduce colonization by the administered bacteria.
What to do
Complete the antibiotic course and respect the labeled interval of a few days before giving the microbiota product.
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 Tobramycin
- Cidofovir + Tobramycin Contraindicated
- Adefovir + Tobramycin Major
- Amikacin + Tobramycin Major
- Amphotericin b deoxycholate + Tobramycin Major
- Amphotericin b + Tobramycin Major
- Atracurium + Tobramycin Major
Frequently asked questions
Can I take Microbiota with Tobramycin?
MediHelp rates the interaction as moderate. Microbiota and Tobramycin 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 products rely on bacterial spores engrafting in the gut. Systemic tobramycin has limited intestinal exposure, but antibacterial effects may still reduce engraftment.
How serious is the interaction between Microbiota and Tobramycin?
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 the antibiotic course and respect the labeled interval of a few days before giving the microbiota product.
What other medicines interact with Tobramycin?
MediHelp also lists interactions of Tobramycin with, for example, Cidofovir, Adefovir, Amikacin. The full list is on the Tobramycin page.
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