Drug interactions
Brentuximab + Isoniazid
Severity: Minor
Brentuximab and Isoniazid: 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
Isoniazid has weak CYP3A4 inhibitory activity and might slightly increase MMAE exposure from brentuximab vedotin. Clinical significance is likely small, though both drugs can cause peripheral neuropathy.
What this interaction means in plain words
Brentuximab and Isoniazid have a small, usually unimportant interaction. Most people can take both; the pharmacist may still mention it so that any unexpected effect is recognised.
Brentuximab belongs to Oncology; Isoniazid belongs to Anti Bacterial.
Why it happens
Weak CYP3A4 inhibition may reduce MMAE clearance; additive neurotoxicity is possible.
What to do
Monitor for new or worsening peripheral neuropathy; no dose change is needed otherwise.
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 Brentuximab and Isoniazid, 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 7 days on the web. No card needed.
Other interactions of Brentuximab
- Bleomycin + Brentuximab Contraindicated
- Brentuximab + Dengue vaccine Major
- Brentuximab + Etrasimod Major
- Brentuximab + Idelalisib Major
- Brentuximab + Levoketoconazole Major
- Brentuximab + Nefazodone Major
Other interactions of Isoniazid
Frequently asked questions
Can I take Brentuximab with Isoniazid?
MediHelp rates the interaction as minor. Brentuximab and Isoniazid have a small, usually unimportant interaction. Most people can take both; the pharmacist may still mention it so that any unexpected effect is recognised. Isoniazid has weak CYP3A4 inhibitory activity and might slightly increase MMAE exposure from brentuximab vedotin. Clinical significance is likely small, though both drugs can cause peripheral neuropathy.
How serious is the interaction between Brentuximab and Isoniazid?
MediHelp rates it minor, on a four-level scale (minor, moderate, major, contraindicated) based on published labels and references. What to do, in brief: Monitor for new or worsening peripheral neuropathy; no dose change is needed otherwise.
What other medicines interact with Brentuximab?
MediHelp also lists interactions of Brentuximab with, for example, Bleomycin, Dengue vaccine, Etrasimod. The full list is on the Brentuximab 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.
