Drug interactions
Dexmethylphenidate + Isoflurane
Severity: Moderate
Dexmethylphenidate and Isoflurane: 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
Dexmethylphenidate raises catecholamine activity, and isoflurane may sensitize the myocardium to catecholamines. This can lead to hypertension or ventricular arrhythmias, and labeling advises caution with halogenated anesthetics on the day of surgery.
What this interaction means in plain words
Dexmethylphenidate and Isoflurane 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.
Dexmethylphenidate belongs to Central Nervous System; Isoflurane belongs to Central Nervous System.
Why it happens
Increased catecholamine availability with isoflurane-related myocardial sensitization.
What to do
Consider withholding dexmethylphenidate on the morning of surgery as directed by the anesthesia team. Monitor blood pressure and ECG and be ready to treat hypertensive episodes.
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 Isoflurane
Other interactions of Dexmethylphenidate
- Dexmethylphenidate + Isocarboxazid Contraindicated
- Dexmethylphenidate + Linezolid Contraindicated
- Dexmethylphenidate + Phenelzine Contraindicated
- Dexmethylphenidate + Procarbazine Contraindicated
- Dexmethylphenidate + Rasagiline Contraindicated
- Dexmethylphenidate + Safinamide Contraindicated
Frequently asked questions
Can I take Dexmethylphenidate with Isoflurane?
MediHelp rates the interaction as moderate. Dexmethylphenidate and Isoflurane 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. Dexmethylphenidate raises catecholamine activity, and isoflurane may sensitize the myocardium to catecholamines. This can lead to hypertension or ventricular arrhythmias, and labeling advises caution with halogenated anesthetics on the day of surgery.
How serious is the interaction between Dexmethylphenidate and Isoflurane?
MediHelp rates it moderate, on a four-level scale (minor, moderate, major, contraindicated) based on published labels and references. What to do, in brief: Consider withholding dexmethylphenidate on the morning of surgery as directed by the anesthesia team. Monitor blood pressure and ECG and be ready to treat hypertensive episodes.
What other medicines interact with Isoflurane?
MediHelp also lists interactions of Isoflurane with, for example, Adrenaline-articaine, Amisulpride, Arsenic trioxide. The full list is on the Isoflurane page.
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