Drug interactions
Carbamazepine + Difelikefalin
Severity: Moderate
Carbamazepine and Difelikefalin: 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
Both agents can cause somnolence and dizziness, so combining them may increase sedation and the risk of falls. This matters most in dialysis patients who may already be frail.
What this interaction means in plain words
Carbamazepine and Difelikefalin 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; Difelikefalin belongs to Dermatology.
Why it happens
Additive CNS depressant effects.
What to do
Monitor for drowsiness, dizziness and falls and counsel the patient on activities needing alertness. Reduce doses if sedation is excessive.
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 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 Carbamazepine with Difelikefalin?
MediHelp rates the interaction as moderate. Carbamazepine and Difelikefalin 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. Both agents can cause somnolence and dizziness, so combining them may increase sedation and the risk of falls. This matters most in dialysis patients who may already be frail.
How serious is the interaction between Carbamazepine and Difelikefalin?
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 and counsel the patient on activities needing alertness. Reduce doses if sedation is excessive.
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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