Drug interactions
Arformoterol + Caffeine
Severity: Minor
Arformoterol and Caffeine: 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
Caffeine and arformoterol both have sympathomimetic effects, so combined use can increase tremor, nervousness, palpitations and tachycardia. This is usually mild but matters in patients with cardiac disease.
What this interaction means in plain words
Arformoterol and Caffeine 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; Caffeine belongs to Miscellaneous.
Why it happens
Additive sympathomimetic and CNS stimulant effects from beta-2 agonism and adenosine antagonism.
What to do
Counsel patients to limit high caffeine intake while using arformoterol. Monitor heart rate and symptoms in those with cardiovascular disease.
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 Caffeine
- Caffeine + Ephedrine Major
- Caffeine + Fezolinetant Major
- Caffeine + Methylenedioxymethamphetamine Major
- Caffeine + Selegiline transdermal Major
- Adenosine + Caffeine Moderate
- Benzphetamine + Caffeine Moderate
Other interactions of Arformoterol
Frequently asked questions
Can I take Arformoterol with Caffeine?
MediHelp rates the interaction as minor. Arformoterol and Caffeine have a small, usually unimportant interaction. Most people can take both; the pharmacist may still mention it so that any unexpected effect is recognised. Caffeine and arformoterol both have sympathomimetic effects, so combined use can increase tremor, nervousness, palpitations and tachycardia. This is usually mild but matters in patients with cardiac disease.
How serious is the interaction between Arformoterol and Caffeine?
MediHelp rates it minor, on a four-level scale (minor, moderate, major, contraindicated) based on published labels and references. What to do, in brief: Counsel patients to limit high caffeine intake while using arformoterol. Monitor heart rate and symptoms in those with cardiovascular disease.
What other medicines interact with Caffeine?
MediHelp also lists interactions of Caffeine with, for example, Ephedrine, Fezolinetant, Methylenedioxymethamphetamine. The full list is on the Caffeine page.
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