Interações medicamentosas
Artemether + Granisetron
Gravidade: Grave
Artemether and Granisetron: major interaction.
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Resumo
Both granisetron and artemether can prolong the QT interval. Taken together, the additive effect may raise the risk of torsades de pointes and other serious ventricular arrhythmias, especially with electrolyte disturbances or underlying heart disease.
O que esta interação significa em palavras simples
Artemether and Granisetron 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.
Por que acontece
Additive pharmacodynamic QT prolongation through cardiac repolarization (hERG potassium channel) effects.
O que fazer
Use an alternative antiemetic such as one with less QT effect if possible. If co-use is needed, check baseline and follow-up ECG and correct potassium and magnesium.
O que perguntar ao farmacêutico
- 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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Outras interações de Granisetron
- Apomorphine + Granisetron Contraindicada
- Amiodarone + Granisetron Grave
- Amisulpride + Granisetron Grave
- Arsenic trioxide + Granisetron Grave
- Artemether / lumefantrine + Granisetron Grave
- Asenapine transdermal + Granisetron Grave
Perguntas frequentes
Can I take Artemether with Granisetron?
MediHelp rates the interaction as major. Artemether and Granisetron 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. Both granisetron and artemether can prolong the QT interval. Taken together, the additive effect may raise the risk of torsades de pointes and other serious ventricular arrhythmias, especially with electrolyte disturbances or underlying heart disease.
How serious is the interaction between Artemether and Granisetron?
MediHelp rates it major, on a four-level scale (minor, moderate, major, contraindicated) based on published labels and references. What to do, in brief: Use an alternative antiemetic such as one with less QT effect if possible. If co-use is needed, check baseline and follow-up ECG and correct potassium and magnesium.
What other medicines interact with Granisetron?
MediHelp also lists interactions of Granisetron with, for example, Apomorphine, Amiodarone, Amisulpride. The full list is on the Granisetron page.
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