Drug interactions
Chlorpromazine + Dexmedetomidine
Severity: Moderate
Chlorpromazine and Dexmedetomidine: 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 depress the central nervous system, and each can lower blood pressure and heart rate. Combined use may deepen sedation and cause hypotension or bradycardia.
What this interaction means in plain words
Chlorpromazine and Dexmedetomidine 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.
Chlorpromazine belongs to Central Nervous System; Dexmedetomidine belongs to Central Nervous System.
Why it happens
Additive sedative effects from alpha-2 agonism and phenothiazine activity, with additive hypotension.
What to do
Titrate dexmedetomidine to sedation level and monitor blood pressure and heart rate continuously. Reduce doses if hypotension or excessive 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 Chlorpromazine
- Chlorpromazine + Dofetilide Contraindicated
- Chlorpromazine + Dronedarone Contraindicated
- Chlorpromazine + Droperidol Contraindicated
- Chlorpromazine + Ibutilide Contraindicated
- Chlorpromazine + Metrizamide Contraindicated
- Chlorpromazine + Panobinostat Contraindicated
Other interactions of Dexmedetomidine
Frequently asked questions
Can I take Chlorpromazine with Dexmedetomidine?
MediHelp rates the interaction as moderate. Chlorpromazine and Dexmedetomidine 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 depress the central nervous system, and each can lower blood pressure and heart rate. Combined use may deepen sedation and cause hypotension or bradycardia.
How serious is the interaction between Chlorpromazine and Dexmedetomidine?
MediHelp rates it moderate, on a four-level scale (minor, moderate, major, contraindicated) based on published labels and references. What to do, in brief: Titrate dexmedetomidine to sedation level and monitor blood pressure and heart rate continuously. Reduce doses if hypotension or excessive sedation develops.
What other medicines interact with Chlorpromazine?
MediHelp also lists interactions of Chlorpromazine with, for example, Dofetilide, Dronedarone, Droperidol. The full list is on the Chlorpromazine page.
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