Drug interactions
Amoxapine + Umeclidinium-vilanterol
Severity: Major
Amoxapine and Umeclidinium-vilanterol: 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
Tricyclic antidepressants such as amoxapine can potentiate the cardiovascular effects of vilanterol, causing tachycardia and hypertension. Amoxapine may also prolong the QTc interval, adding to arrhythmia risk.
What this interaction means in plain words
Amoxapine and Umeclidinium-vilanterol 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.
Why it happens
Additive adrenergic and QT-prolonging effects; reuptake inhibition potentiates beta-agonist actions.
What to do
Avoid if possible or monitor heart rate, blood pressure and ECG closely. Correct electrolyte disturbances and consider alternative agents.
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 Umeclidinium-vilanterol
Frequently asked questions
Can I take Amoxapine with Umeclidinium-vilanterol?
MediHelp rates the interaction as major. Amoxapine and Umeclidinium-vilanterol 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. Tricyclic antidepressants such as amoxapine can potentiate the cardiovascular effects of vilanterol, causing tachycardia and hypertension. Amoxapine may also prolong the QTc interval, adding to arrhythmia risk.
How serious is the interaction between Amoxapine and Umeclidinium-vilanterol?
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 if possible or monitor heart rate, blood pressure and ECG closely. Correct electrolyte disturbances and consider alternative agents.
What other medicines interact with Umeclidinium-vilanterol?
MediHelp also lists interactions of Umeclidinium-vilanterol with, for example, Aclidinium, Amiodarone, Amitriptyline. The full list is on the Umeclidinium-vilanterol page.
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