Drug interactions
Oritavancin + Sirolimus
Severity: Minor
Oritavancin and Sirolimus: 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
Oritavancin is a weak CYP3A4 inducer in vitro and could marginally lower sirolimus concentrations. Since oritavancin is given as a single dose, any effect is likely small and short-lived.
What this interaction means in plain words
Oritavancin and Sirolimus have a small, usually unimportant interaction. Most people can take both; the pharmacist may still mention it so that any unexpected effect is recognised.
Oritavancin belongs to Anti Bacterial; Sirolimus belongs to Miscellaneous.
Why it happens
Weak CYP3A4 induction by oritavancin may modestly increase sirolimus clearance.
What to do
No routine dose change is required. Check a sirolimus trough level if there is concern about reduced exposure.
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 Oritavancin and Sirolimus, 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 Sirolimus
- Adenovirus types 4 and 7 live + Sirolimus Contraindicated
- Bcg vaccine live + Sirolimus Contraindicated
- Influenza virus vaccine quadrivalent intranasal + Sirolimus Contraindicated
- Ketoconazole + Sirolimus Contraindicated
- Levoketoconazole + Sirolimus Contraindicated
- Measles mumps and rubella vaccine live + Sirolimus Contraindicated
Other interactions of Oritavancin
- Heparin + Oritavancin Contraindicated
- Oritavancin + Warfarin Moderate
- Carbamazepine + Oritavancin Minor
- Cyclosporin + Oritavancin Minor
- Ethosuximide + Oritavancin Minor
- Flecainide + Oritavancin Minor
Frequently asked questions
Can I take Oritavancin with Sirolimus?
MediHelp rates the interaction as minor. Oritavancin and Sirolimus have a small, usually unimportant interaction. Most people can take both; the pharmacist may still mention it so that any unexpected effect is recognised. Oritavancin is a weak CYP3A4 inducer in vitro and could marginally lower sirolimus concentrations. Since oritavancin is given as a single dose, any effect is likely small and short-lived.
How serious is the interaction between Oritavancin and Sirolimus?
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 dose change is required. Check a sirolimus trough level if there is concern about reduced exposure.
What other medicines interact with Sirolimus?
MediHelp also lists interactions of Sirolimus with, for example, Adenovirus types 4 and 7 live, Bcg vaccine live, Influenza virus vaccine quadrivalent intranasal. The full list is on the Sirolimus 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.
