Drug interactions
Arformoterol + Paliperidone
Severity: Moderate
Arformoterol and Paliperidone: moderate 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 can prolong the QT interval, and beta-agonists may also cause hypokalemia, which increases arrhythmia susceptibility. Combined use may raise the risk of torsades de pointes, particularly in patients with other risk factors.
What this interaction means in plain words
Arformoterol and Paliperidone can affect each other. The combination is often manageable, but it may need a change of dose, a change of timing, or extra checks while both are taken.
Arformoterol belongs to Respiratory; Paliperidone belongs to Central Nervous System.
Why it happens
Additive QTc prolongation, with beta-agonist-induced hypokalemia and tachycardia adding to proarrhythmic risk.
What to do
Check baseline ECG and potassium and magnesium, and correct deficits. Monitor for palpitations or syncope, especially in those with cardiac disease or other QT-prolonging drugs.
What to ask your pharmacist
- Should I take them at different times of day?
- Does the dose of either medicine need to change?
- Is there anything I should avoid, such as alcohol or certain foods, while on both?
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Other interactions of Paliperidone
- Ibutilide + Paliperidone Contraindicated
- Paliperidone + Pimozide Contraindicated
- Paliperidone + Vandetanib Contraindicated
- Adagrasib + Paliperidone Major
- Amiodarone + Paliperidone Major
- Amisulpride + Paliperidone Major
Other interactions of Arformoterol
Frequently asked questions
Can I take Arformoterol with Paliperidone?
MediHelp rates the interaction as moderate. Arformoterol and Paliperidone can affect each other. The combination is often manageable, but it may need a change of dose, a change of timing, or extra checks while both are taken. Both drugs can prolong the QT interval, and beta-agonists may also cause hypokalemia, which increases arrhythmia susceptibility. Combined use may raise the risk of torsades de pointes, particularly in patients with other risk factors.
How serious is the interaction between Arformoterol and Paliperidone?
MediHelp rates it moderate, on a four-level scale (minor, moderate, major, contraindicated) based on published labels and references. What to do, in brief: Check baseline ECG and potassium and magnesium, and correct deficits. Monitor for palpitations or syncope, especially in those with cardiac disease or other QT-prolonging drugs.
What other medicines interact with Paliperidone?
MediHelp also lists interactions of Paliperidone with, for example, Ibutilide, Pimozide, Vandetanib. The full list is on the Paliperidone page.
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