Drug interactions
Clonazepam + Difelikefalin
Severity: Moderate
Clonazepam 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
Difelikefalin, a peripheral kappa-opioid agonist, can cause somnolence and dizziness, which may be additive with the sedative effects of clonazepam. This is relevant in dialysis patients who are frail or take other CNS depressants.
What this interaction means in plain words
Clonazepam 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.
Clonazepam belongs to Central Nervous System; Difelikefalin belongs to Dermatology.
Why it happens
Additive CNS depressant effects.
What to do
Monitor for excessive drowsiness, dizziness and falls, and reduce the clonazepam dose if sedation develops.
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 Clonazepam
- Calcium / magnesium / potassium / sodium oxybates + Clonazepam Contraindicated
- Clonazepam + Sodium oxybate Contraindicated
- Alfentanil + Clonazepam Major
- Alprazolam + Clonazepam Major
- Amobarbital + Clonazepam Major
- Belladonna and opium + Clonazepam Major
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 Clonazepam with Difelikefalin?
MediHelp rates the interaction as moderate. Clonazepam 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. Difelikefalin, a peripheral kappa-opioid agonist, can cause somnolence and dizziness, which may be additive with the sedative effects of clonazepam. This is relevant in dialysis patients who are frail or take other CNS depressants.
How serious is the interaction between Clonazepam 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 excessive drowsiness, dizziness and falls, and reduce the clonazepam dose if sedation develops.
What other medicines interact with Clonazepam?
MediHelp also lists interactions of Clonazepam with, for example, Calcium / magnesium / potassium / sodium oxybates, Sodium oxybate, Alfentanil. The full list is on the Clonazepam page.
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