Drug interactions
Amoxapine + Meclizine
Severity: Moderate
Amoxapine and Meclizine: 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
Amoxapine has sedative and anticholinergic properties, and meclizine contributes additional antihistaminic and antimuscarinic effects. Together they can cause drowsiness, dry mouth, constipation, urinary retention and confusion.
What this interaction means in plain words
Amoxapine and Meclizine 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.
Why it happens
Additive antimuscarinic and H1-antihistaminic CNS effects.
What to do
Monitor for anticholinergic toxicity and sedation, especially in older adults. Use the lowest effective doses or choose a non-sedating alternative for vertigo or nausea.
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 Meclizine
Frequently asked questions
Can I take Amoxapine with Meclizine?
MediHelp rates the interaction as moderate. Amoxapine and Meclizine 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. Amoxapine has sedative and anticholinergic properties, and meclizine contributes additional antihistaminic and antimuscarinic effects. Together they can cause drowsiness, dry mouth, constipation, urinary retention and confusion.
How serious is the interaction between Amoxapine and Meclizine?
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 for anticholinergic toxicity and sedation, especially in older adults. Use the lowest effective doses or choose a non-sedating alternative for vertigo or nausea.
What other medicines interact with Meclizine?
MediHelp also lists interactions of Meclizine with, for example, Belladonna and opium, Benzhydrocodone / acetaminophen, Brexanolone. The full list is on the Meclizine page.
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