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Drug interactions

Fluticasone-salmeterol + Loxapine inhaled

Severity: Moderate

Fluticasone-salmeterol and Loxapine inhaled: 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

Inhaled loxapine can cause bronchospasm, particularly in patients with asthma or COPD, which is the population likely to use salmeterol. Patients with active airway disease are excluded from its use, and a bronchodilator pretreatment is required by labeling.

What this interaction means in plain words

Fluticasone-salmeterol and Loxapine inhaled 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.

Evidence level: Moderate

Why it happens

Inhaled loxapine can provoke bronchospasm; salmeterol use indicates underlying airway disease that raises this risk.

What to do

Avoid inhaled loxapine in patients with active asthma or COPD; if used, give a short-acting bronchodilator beforehand and monitor respiratory status.

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?

Bring a full list of your medicines, including over-the-counter products, supplements and herbal remedies, to every pharmacy visit.

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Frequently asked questions

Can I take Fluticasone-salmeterol with Loxapine inhaled?

MediHelp rates the interaction as moderate. Fluticasone-salmeterol and Loxapine inhaled 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. Inhaled loxapine can cause bronchospasm, particularly in patients with asthma or COPD, which is the population likely to use salmeterol. Patients with active airway disease are excluded from its use, and a bronchodilator pretreatment is required by labeling.

How serious is the interaction between Fluticasone-salmeterol and Loxapine inhaled?

MediHelp rates it moderate, on a four-level scale (minor, moderate, major, contraindicated) based on published labels and references. What to do, in brief: Avoid inhaled loxapine in patients with active asthma or COPD; if used, give a short-acting bronchodilator beforehand and monitor respiratory status.

What other medicines interact with Fluticasone-salmeterol?

MediHelp also lists interactions of Fluticasone-salmeterol with, for example, Darunavir, Elvitegravir / cobicistat / emtricitabine / tenofovir df, Fosamprenavir. The full list is on the Fluticasone-salmeterol page.

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