Drug interactions
Ezogabine + Inotuzumab
Severity: Major
Ezogabine and Inotuzumab: major 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
Inotuzumab ozogamicin is associated with QT prolongation, and ezogabine may also lengthen the QT interval. Coadministration increases the risk of clinically significant arrhythmias, especially with electrolyte disturbances.
What this interaction means in plain words
Ezogabine and Inotuzumab can interact in a way that may be serious. Using them together is sometimes necessary, but it needs a deliberate decision by the prescriber, a plan for monitoring, and clear advice on the warning signs to watch for.
Why it happens
Additive prolongation of cardiac repolarization (QTc).
What to do
Avoid if an alternative is available. If used together, obtain ECGs and electrolytes before starting and periodically during treatment.
What to ask your pharmacist
- Does the benefit of taking both outweigh the risk in my case?
- Do I need any blood test, ECG or other check while on both?
- What early warning signs should I watch for, and what should I do if they appear?
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Other interactions of Ezogabine
Frequently asked questions
Can I take Ezogabine with Inotuzumab?
MediHelp rates the interaction as major. Ezogabine and Inotuzumab can interact in a way that may be serious. Using them together is sometimes necessary, but it needs a deliberate decision by the prescriber, a plan for monitoring, and clear advice on the warning signs to watch for. Inotuzumab ozogamicin is associated with QT prolongation, and ezogabine may also lengthen the QT interval. Coadministration increases the risk of clinically significant arrhythmias, especially with electrolyte disturbances.
How serious is the interaction between Ezogabine and Inotuzumab?
MediHelp rates it major, on a four-level scale (minor, moderate, major, contraindicated) based on published labels and references. What to do, in brief: Avoid if an alternative is available. If used together, obtain ECGs and electrolytes before starting and periodically during treatment.
What other medicines interact with Ezogabine?
MediHelp also lists interactions of Ezogabine with, for example, Adagrasib, Amiodarone, Amisulpride. The full list is on the Ezogabine page.
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