Drug interactions
Indacaterol + Vandetanib
Severity: Major
Indacaterol and Vandetanib: 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
Vandetanib carries a boxed warning for QT prolongation, torsades de pointes and sudden death. Indacaterol may add to this risk through adrenergic effects and hypokalemia.
What this interaction means in plain words
Indacaterol and Vandetanib 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.
Indacaterol belongs to Respiratory; Vandetanib belongs to Oncology.
Why it happens
Additive QT prolongation, with beta-agonist induced hypokalemia.
What to do
Avoid the combination if possible and use a non-QT-affecting alternative. If unavoidable, monitor ECG frequently and keep potassium and magnesium normal.
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 Indacaterol
Other interactions of Vandetanib
- Amiodarone + Vandetanib Contraindicated
- Amisulpride + Vandetanib Contraindicated
- Amitriptyline + Vandetanib Contraindicated
- Anagrelide + Vandetanib Contraindicated
- Asenapine + Vandetanib Contraindicated
- Chloroquine + Vandetanib Contraindicated
Frequently asked questions
Can I take Indacaterol with Vandetanib?
MediHelp rates the interaction as major. Indacaterol and Vandetanib 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. Vandetanib carries a boxed warning for QT prolongation, torsades de pointes and sudden death. Indacaterol may add to this risk through adrenergic effects and hypokalemia.
How serious is the interaction between Indacaterol and Vandetanib?
MediHelp rates it major, on a four-level scale (minor, moderate, major, contraindicated) based on published labels and references. What to do, in brief: Avoid the combination if possible and use a non-QT-affecting alternative. If unavoidable, monitor ECG frequently and keep potassium and magnesium normal.
What other medicines interact with Indacaterol?
MediHelp also lists interactions of Indacaterol with, for example, Adagrasib, Amiodarone, Amisulpride. The full list is on the Indacaterol page.
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