Drug interactions
Lofexidine + Nitroprusside
Severity: Moderate
Lofexidine and Nitroprusside: 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
Nitroprusside is a potent intravenous vasodilator, and lofexidine also lowers blood pressure and heart rate. Together they may cause excessive hypotension, which can be hard to control.
What this interaction means in plain words
Lofexidine and Nitroprusside 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
Additive hypotensive effect from nitric oxide-mediated vasodilation and central alpha-2 sympatholysis.
What to do
Use continuous blood pressure monitoring during nitroprusside infusion and titrate cautiously. Reduce the infusion rate or lofexidine dose if hypotension or bradycardia occurs.
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 Lofexidine
- Adagrasib + Lofexidine Major
- Alfuzosin + Lofexidine Major
- Amiodarone + Lofexidine Major
- Amisulpride + Lofexidine Major
- Anagrelide + Lofexidine Major
- Apomorphine + Lofexidine Major
Frequently asked questions
Can I take Lofexidine with Nitroprusside?
MediHelp rates the interaction as moderate. Lofexidine and Nitroprusside 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. Nitroprusside is a potent intravenous vasodilator, and lofexidine also lowers blood pressure and heart rate. Together they may cause excessive hypotension, which can be hard to control.
How serious is the interaction between Lofexidine and Nitroprusside?
MediHelp rates it moderate, on a four-level scale (minor, moderate, major, contraindicated) based on published labels and references. What to do, in brief: Use continuous blood pressure monitoring during nitroprusside infusion and titrate cautiously. Reduce the infusion rate or lofexidine dose if hypotension or bradycardia occurs.
What other medicines interact with Lofexidine?
MediHelp also lists interactions of Lofexidine with, for example, Adagrasib, Alfuzosin, Amiodarone. The full list is on the Lofexidine page.
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