Drug interactions
Ephedrine + Loxapine
Severity: Moderate
Ephedrine and Loxapine: 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
Loxapine's alpha-adrenergic blockade can reduce the pressor response to ephedrine and may unmask beta-mediated vasodilation and hypotension. Ephedrine's stimulant effects may also oppose loxapine's sedation.
What this interaction means in plain words
Ephedrine and Loxapine 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.
Ephedrine belongs to Cardiovascular; Loxapine belongs to Central Nervous System.
Why it happens
Pharmacodynamic antagonism between alpha-adrenergic blockade and indirect sympathomimetic activity.
What to do
Monitor blood pressure and heart rate and titrate ephedrine to response. A direct-acting vasopressor may be needed if hypotension persists.
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 Loxapine
- Alfentanil + Loxapine Major
- Alprazolam + Loxapine Major
- Amisulpride + Loxapine Major
- Amoxapine + Loxapine Major
- Apomorphine + Loxapine Major
- Belladonna and opium + Loxapine Major
Other interactions of Ephedrine
- Ephedrine + Isocarboxazid Contraindicated
- Ephedrine + Phenelzine Contraindicated
- Ephedrine + Procarbazine Contraindicated
- Ephedrine + Rasagiline Contraindicated
- Ephedrine + Selegiline Contraindicated
- Ephedrine + Tranylcypromine Contraindicated
Frequently asked questions
Can I take Ephedrine with Loxapine?
MediHelp rates the interaction as moderate. Ephedrine and Loxapine 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. Loxapine's alpha-adrenergic blockade can reduce the pressor response to ephedrine and may unmask beta-mediated vasodilation and hypotension. Ephedrine's stimulant effects may also oppose loxapine's sedation.
How serious is the interaction between Ephedrine and Loxapine?
MediHelp rates it moderate, on a four-level scale (minor, moderate, major, contraindicated) based on published labels and references. What to do, in brief: Monitor blood pressure and heart rate and titrate ephedrine to response. A direct-acting vasopressor may be needed if hypotension persists.
What other medicines interact with Loxapine?
MediHelp also lists interactions of Loxapine with, for example, Alfentanil, Alprazolam, Amisulpride. The full list is on the Loxapine page.
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