Drug interactions
Carbamazepine + Talquetamab
Severity: Moderate
Carbamazepine and Talquetamab: 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
Cytokine release after talquetamab can transiently suppress CYP enzymes and raise levels of narrow therapeutic index drugs such as carbamazepine. Toxicity may occur around step-up dosing and CRS.
What this interaction means in plain words
Carbamazepine and Talquetamab 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.
Carbamazepine belongs to Central Nervous System; Talquetamab belongs to Oncology.
Why it happens
Cytokine-mediated downregulation of CYP3A4 activity reduces carbamazepine clearance.
What to do
Monitor for carbamazepine toxicity and consider serum levels during step-up dosing and for about two weeks after the first treatment dose.
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 Carbamazepine
- Artemether / lumefantrine + Carbamazepine Contraindicated
- Cabotegravir + Carbamazepine Contraindicated
- Carbamazepine + Delamanid Contraindicated
- Carbamazepine + Dienogest / estradiol valerate Contraindicated
- Carbamazepine + Doravirine Contraindicated
- Carbamazepine + Elbasvir / grazoprevir Contraindicated
Other interactions of Talquetamab
- Clozapine + Talquetamab Major
- Pimozide + Talquetamab Major
- Bendamustine + Talquetamab Moderate
- Clomipramine + Talquetamab Moderate
- Colchicine + Talquetamab Moderate
- Cyclosporin + Talquetamab Moderate
Frequently asked questions
Can I take Carbamazepine with Talquetamab?
MediHelp rates the interaction as moderate. Carbamazepine and Talquetamab 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. Cytokine release after talquetamab can transiently suppress CYP enzymes and raise levels of narrow therapeutic index drugs such as carbamazepine. Toxicity may occur around step-up dosing and CRS.
How serious is the interaction between Carbamazepine and Talquetamab?
MediHelp rates it moderate, on a four-level scale (minor, moderate, major, contraindicated) based on published labels and references. What to do, in brief: Monitor for carbamazepine toxicity and consider serum levels during step-up dosing and for about two weeks after the first treatment dose.
What other medicines interact with Carbamazepine?
MediHelp also lists interactions of Carbamazepine with, for example, Artemether / lumefantrine, Cabotegravir, Delamanid. The full list is on the Carbamazepine page.
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