Drug interactions
Amisulpride + Lopinavir
Severity: Major
Amisulpride and Lopinavir: major 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
Lopinavir/ritonavir can prolong the QT and PR intervals, and amisulpride also lengthens the QT interval. Combined use may increase the risk of torsades de pointes.
What this interaction means in plain words
Amisulpride and Lopinavir can interact in a way that may be serious. Using them together is sometimes necessary, but it needs a deliberate decision by the prescriber, a plan for monitoring, and clear advice on the warning signs to watch for.
Amisulpride belongs to Central Nervous System; Lopinavir belongs to Anti Virals.
Why it happens
Additive prolongation of ventricular repolarization.
What to do
Obtain a baseline ECG and monitor periodically during co-use, and correct potassium and magnesium. Consider an alternative antiretroviral or antipsychotic if QTc lengthens.
What to ask your pharmacist
- Does the benefit of taking both outweigh the risk in my case?
- Do I need any blood test, ECG or other check while on both?
- What early warning signs should I watch for, and what should I do if they appear?
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Other interactions of Amisulpride
- Amiodarone + Amisulpride Contraindicated
- Amisulpride + Arsenic trioxide Contraindicated
- Amisulpride + Disopyramide Contraindicated
- Amisulpride + Dofetilide Contraindicated
- Amisulpride + Droperidol Contraindicated
- Amisulpride + Ibutilide Contraindicated
Other interactions of Lopinavir
- Alfuzosin + Lopinavir Contraindicated
- Avanafil + Lopinavir Contraindicated
- Cisapride + Lopinavir Contraindicated
- Dronedarone + Lopinavir Contraindicated
- Eletriptan + Lopinavir Contraindicated
- Eplerenone + Lopinavir Contraindicated
Frequently asked questions
Can I take Amisulpride with Lopinavir?
MediHelp rates the interaction as major. Amisulpride and Lopinavir can interact in a way that may be serious. Using them together is sometimes necessary, but it needs a deliberate decision by the prescriber, a plan for monitoring, and clear advice on the warning signs to watch for. Lopinavir/ritonavir can prolong the QT and PR intervals, and amisulpride also lengthens the QT interval. Combined use may increase the risk of torsades de pointes.
How serious is the interaction between Amisulpride and Lopinavir?
MediHelp rates it major, on a four-level scale (minor, moderate, major, contraindicated) based on published labels and references. What to do, in brief: Obtain a baseline ECG and monitor periodically during co-use, and correct potassium and magnesium. Consider an alternative antiretroviral or antipsychotic if QTc lengthens.
What other medicines interact with Amisulpride?
MediHelp also lists interactions of Amisulpride with, for example, Amiodarone, Arsenic trioxide, Disopyramide. The full list is on the Amisulpride page.
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