Drug interactions
Quercetin + Tobramycin
Severity: Minor
Quercetin and Tobramycin: 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
Quercetin may modulate P-glycoprotein in vitro, but tobramycin is not a clinically important P-glycoprotein substrate. No meaningful change in tobramycin exposure is expected.
What this interaction means in plain words
Quercetin and Tobramycin 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
Theoretical P-glycoprotein modulation; no established clinical effect.
What to do
No action is needed beyond routine tobramycin level monitoring.
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?
Pro+ members
Unlock the full page
Create an account and start a Pro+ trial to unlock the full management advice for Quercetin and Tobramycin, the additional notes, the evidence detail and the whole-prescription interaction checker.
- Full clinical management advice
- Additional notes
- Evidence detail
- Interaction checker for a whole prescription
Try Pro+ free for 14 days on the web. No card needed.
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 Quercetin with Tobramycin?
MediHelp rates the interaction as minor. Quercetin and Tobramycin have a small, usually unimportant interaction. Most people can take both; the pharmacist may still mention it so that any unexpected effect is recognised. Quercetin may modulate P-glycoprotein in vitro, but tobramycin is not a clinically important P-glycoprotein substrate. No meaningful change in tobramycin exposure is expected.
How serious is the interaction between Quercetin and Tobramycin?
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 action is needed beyond routine tobramycin level monitoring.
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.
Full monographs, dosing and an interaction checker in the MediHelp app
Open the complete reference, check multi-drug interactions and use dosing tools in the MediHelp app.
