Drug interactions
Arformoterol + Azelastine
Severity: Minor
Arformoterol and Azelastine: minor 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
Azelastine can cause drowsiness while arformoterol is a long-acting beta-agonist that can cause tremor and nervousness. Their effects on alertness are opposing and no clinically meaningful interaction is established.
What this interaction means in plain words
Arformoterol and Azelastine have a small, usually unimportant interaction. Most people can take both; the pharmacist may still mention it so that any unexpected effect is recognised.
Arformoterol belongs to Respiratory; Azelastine belongs to Respiratory.
Why it happens
Opposing pharmacodynamic effects on alertness; no established pharmacokinetic mechanism.
What to do
No specific action needed beyond counseling about azelastine drowsiness.
What to ask your pharmacist
- Is there anything I should notice while taking both?
- Do I need to tell my doctor at the next visit?
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Other interactions of Azelastine
Other interactions of Arformoterol
Frequently asked questions
Can I take Arformoterol with Azelastine?
MediHelp rates the interaction as minor. Arformoterol and Azelastine have a small, usually unimportant interaction. Most people can take both; the pharmacist may still mention it so that any unexpected effect is recognised. Azelastine can cause drowsiness while arformoterol is a long-acting beta-agonist that can cause tremor and nervousness. Their effects on alertness are opposing and no clinically meaningful interaction is established.
How serious is the interaction between Arformoterol and Azelastine?
MediHelp rates it minor, on a four-level scale (minor, moderate, major, contraindicated) based on published labels and references. What to do, in brief: No specific action needed beyond counseling about azelastine drowsiness.
What other medicines interact with Azelastine?
MediHelp also lists interactions of Azelastine with, for example, Calcium / magnesium / potassium / sodium oxybates, Methadone, Sodium oxybate. The full list is on the Azelastine page.
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