Drug interactions
Difelikefalin + Zonisamide
Severity: Moderate
Difelikefalin and Zonisamide: 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
Difelikefalin can cause dizziness and somnolence, and zonisamide has similar effects, so combined use may increase sedation and risk of falls. This is relevant in dialysis patients who are often frail.
What this interaction means in plain words
Difelikefalin and Zonisamide 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.
Difelikefalin belongs to Dermatology; Zonisamide belongs to Central Nervous System.
Why it happens
Additive central nervous system depressant effects.
What to do
Monitor for drowsiness, dizziness and falls. Counsel on avoiding hazardous activities if sedation occurs.
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 Zonisamide
- Zonisamide + Zuranolone Major
- Acetazolamide + Zonisamide Moderate
- Amisulpride + Zonisamide Moderate
- Amobarbital + Zonisamide Moderate
- Apalutamide + Zonisamide Moderate
- Asenapine transdermal + Zonisamide Moderate
Other interactions of Difelikefalin
- Acetazolamide + Difelikefalin Moderate
- Alprazolam + Difelikefalin Moderate
- Amantadine + Difelikefalin Moderate
- Amitriptyline + Difelikefalin Moderate
- Amobarbital + Difelikefalin Moderate
- Asenapine + Difelikefalin Moderate
Frequently asked questions
Can I take Difelikefalin with Zonisamide?
MediHelp rates the interaction as moderate. Difelikefalin and Zonisamide 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. Difelikefalin can cause dizziness and somnolence, and zonisamide has similar effects, so combined use may increase sedation and risk of falls. This is relevant in dialysis patients who are often frail.
How serious is the interaction between Difelikefalin and Zonisamide?
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 drowsiness, dizziness and falls. Counsel on avoiding hazardous activities if sedation occurs.
What other medicines interact with Zonisamide?
MediHelp also lists interactions of Zonisamide with, for example, Zuranolone, Acetazolamide, Amisulpride. The full list is on the Zonisamide page.
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