Drug interactions
Arformoterol + Indacaterol
Severity: Major
Arformoterol and Indacaterol: 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
Both drugs are long-acting beta2-agonists, so combining them duplicates therapy and increases adrenergic effects. This may cause tachycardia, tremor, hypokalemia and QT prolongation.
What this interaction means in plain words
Arformoterol and Indacaterol 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.
Arformoterol belongs to Respiratory; Indacaterol belongs to Respiratory.
Why it happens
Duplicate beta2-agonist pharmacology with additive cardiovascular and hypokalemic effects.
What to do
Avoid using two long-acting beta-agonists together and use only one agent. Monitor heart rate and potassium if overlap occurs.
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?
Pro+ members
Unlock the full page
Create an account and start a Pro+ trial to unlock the full management advice for Arformoterol and Indacaterol, the additional notes, the evidence detail and the whole-prescription interaction checker.
- Full clinical management advice
- Additional notes
- Evidence detail
- Interaction checker for a whole prescription
Try Pro+ free for 14 days on the web. No card needed.
Other interactions of Indacaterol
Other interactions of Arformoterol
Frequently asked questions
Can I take Arformoterol with Indacaterol?
MediHelp rates the interaction as major. Arformoterol and Indacaterol 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 drugs are long-acting beta2-agonists, so combining them duplicates therapy and increases adrenergic effects. This may cause tachycardia, tremor, hypokalemia and QT prolongation.
How serious is the interaction between Arformoterol and Indacaterol?
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 using two long-acting beta-agonists together and use only one agent. Monitor heart rate and potassium if overlap occurs.
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.
Full monographs, dosing and an interaction checker in the MediHelp app
Open the complete reference, check multi-drug interactions and use dosing tools in the MediHelp app.
