Drug interactions
Lofexidine + Nitroglycerin transdermal
Severity: Moderate
Lofexidine and Nitroglycerin transdermal: 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
Transdermal nitroglycerin provides continuous vasodilation, and lofexidine lowers blood pressure and heart rate. Together they may cause sustained hypotension and dizziness.
What this interaction means in plain words
Lofexidine and Nitroglycerin transdermal 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 nitrate vasodilation and central alpha-2 sympatholysis.
What to do
Monitor blood pressure and heart rate, especially after starting or titrating either drug. Adjust doses if symptomatic hypotension 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 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 Nitroglycerin transdermal?
MediHelp rates the interaction as moderate. Lofexidine and Nitroglycerin transdermal 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. Transdermal nitroglycerin provides continuous vasodilation, and lofexidine lowers blood pressure and heart rate. Together they may cause sustained hypotension and dizziness.
How serious is the interaction between Lofexidine and Nitroglycerin transdermal?
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 heart rate, especially after starting or titrating either drug. Adjust doses if symptomatic hypotension develops.
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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