Drug interactions
Asenapine transdermal + Ezogabine
Severity: Moderate
Asenapine transdermal and Ezogabine: 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
Asenapine can prolong the QT interval and ezogabine has a similar though modest effect. Used together they may increase the chance of QT-related arrhythmia.
What this interaction means in plain words
Asenapine transdermal and Ezogabine 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.
Why it happens
Additive effects on cardiac repolarization.
What to do
Monitor the ECG at baseline and after dose changes, and correct low potassium or magnesium. Choose alternatives in patients with known QT prolongation.
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 Ezogabine
Frequently asked questions
Can I take Asenapine transdermal with Ezogabine?
MediHelp rates the interaction as moderate. Asenapine transdermal and Ezogabine 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. Asenapine can prolong the QT interval and ezogabine has a similar though modest effect. Used together they may increase the chance of QT-related arrhythmia.
How serious is the interaction between Asenapine transdermal and Ezogabine?
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 the ECG at baseline and after dose changes, and correct low potassium or magnesium. Choose alternatives in patients with known QT prolongation.
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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