Drug interactions
Diazepam + Dronedarone
Severity: Moderate
Diazepam and Dronedarone: 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
Dronedarone is a moderate CYP3A4 inhibitor and may increase diazepam concentrations. The result can be heightened and prolonged sedation.
What this interaction means in plain words
Diazepam and Dronedarone 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.
Diazepam belongs to Musculoskeletal; Dronedarone belongs to Cardiovascular.
Why it happens
Dronedarone inhibits CYP3A4, reducing diazepam metabolic clearance.
What to do
Monitor for excessive sedation and reduce the diazepam dose if needed.
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 Diazepam
Other interactions of Dronedarone
- Adagrasib + Dronedarone Contraindicated
- Amiodarone + Dronedarone Contraindicated
- Arsenic trioxide + Dronedarone Contraindicated
- Artemether / lumefantrine + Dronedarone Contraindicated
- Atazanavir + Dronedarone Contraindicated
- Azithromycin + Dronedarone Contraindicated
Frequently asked questions
Can I take Diazepam with Dronedarone?
MediHelp rates the interaction as moderate. Diazepam and Dronedarone 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. Dronedarone is a moderate CYP3A4 inhibitor and may increase diazepam concentrations. The result can be heightened and prolonged sedation.
How serious is the interaction between Diazepam and Dronedarone?
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 sedation and reduce the diazepam dose if needed.
What other medicines interact with Diazepam?
MediHelp also lists interactions of Diazepam with, for example, Calcium / magnesium / potassium / sodium oxybates, Alfentanil, Alprazolam. The full list is on the Diazepam page.
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