Drug interactions
Dopexamine + Thioridazine
Severity: Moderate
Dopexamine and Thioridazine: 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
Dopexamine is an intravenous catecholamine-like agent used in acute settings, and thioridazine's alpha-blocking activity may blunt its pressor response or cause hypotension. Dopexamine can also provoke tachycardia and arrhythmias, which is relevant given thioridazine's QT effects.
What this interaction means in plain words
Dopexamine and Thioridazine 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.
Why it happens
Pharmacodynamic opposition through alpha-adrenergic blockade, with a possible additive arrhythmic effect.
What to do
Monitor blood pressure and ECG continuously during infusion and titrate dopexamine to response.
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 Thioridazine
- Abiraterone + Thioridazine Contraindicated
- Adagrasib + Thioridazine Contraindicated
- Amiodarone + Thioridazine Contraindicated
- Amisulpride + Thioridazine Contraindicated
- Amitriptyline + Thioridazine Contraindicated
- Amoxapine + Thioridazine Contraindicated
Frequently asked questions
Can I take Dopexamine with Thioridazine?
MediHelp rates the interaction as moderate. Dopexamine and Thioridazine 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. Dopexamine is an intravenous catecholamine-like agent used in acute settings, and thioridazine's alpha-blocking activity may blunt its pressor response or cause hypotension. Dopexamine can also provoke tachycardia and arrhythmias, which is relevant given thioridazine's QT effects.
How serious is the interaction between Dopexamine and Thioridazine?
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 blood pressure and ECG continuously during infusion and titrate dopexamine to response.
What other medicines interact with Thioridazine?
MediHelp also lists interactions of Thioridazine with, for example, Abiraterone, Adagrasib, Amiodarone. The full list is on the Thioridazine page.
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