Drug interactions
Dexmedetomidine + Dextroamphetamine
Severity: Moderate
Dexmedetomidine and Dextroamphetamine: 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
Dexmedetomidine is an alpha-2 agonist that causes sedation and lowers heart rate and blood pressure, whereas dextroamphetamine is a sympathomimetic stimulant. They have opposing effects, which may reduce sedation and lead to unpredictable hemodynamic changes.
What this interaction means in plain words
Dexmedetomidine and Dextroamphetamine 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.
Dexmedetomidine belongs to Central Nervous System; Dextroamphetamine belongs to Central Nervous System.
Why it happens
Opposing pharmacodynamic effects of central alpha-2 agonism and amphetamine-induced norepinephrine release.
What to do
Titrate dexmedetomidine to sedation response and monitor blood pressure and heart rate continuously. Expect higher dose requirements in patients taking stimulants.
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 Dextroamphetamine
- Dextroamphetamine + Isocarboxazid Contraindicated
- Dextroamphetamine + Linezolid Contraindicated
- Dextroamphetamine + Methylene blue Contraindicated
- Dextroamphetamine + Phenelzine Contraindicated
- Dextroamphetamine + Rasagiline Contraindicated
- Dextroamphetamine + Safinamide Contraindicated
Other interactions of Dexmedetomidine
Frequently asked questions
Can I take Dexmedetomidine with Dextroamphetamine?
MediHelp rates the interaction as moderate. Dexmedetomidine and Dextroamphetamine 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. Dexmedetomidine is an alpha-2 agonist that causes sedation and lowers heart rate and blood pressure, whereas dextroamphetamine is a sympathomimetic stimulant. They have opposing effects, which may reduce sedation and lead to unpredictable hemodynamic changes.
How serious is the interaction between Dexmedetomidine and Dextroamphetamine?
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 response and monitor blood pressure and heart rate continuously. Expect higher dose requirements in patients taking stimulants.
What other medicines interact with Dextroamphetamine?
MediHelp also lists interactions of Dextroamphetamine with, for example, Isocarboxazid, Linezolid, Methylene blue. The full list is on the Dextroamphetamine page.
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