Drug interactions
Azelastine + Benperidol
Severity: Moderate
Azelastine and Benperidol: 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 cause drowsiness, and their combination may produce greater psychomotor impairment and sedation than either alone. Older or frail patients are at higher risk of falls and confusion.
What this interaction means in plain words
Azelastine and Benperidol 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 CNS depressant effects via histamine H1 and dopamine receptor blockade.
What to do
Monitor for oversedation and impaired alertness; use the lowest effective doses. Counsel patients against driving or operating machinery until response is known.
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 Azelastine
Frequently asked questions
Can I take Azelastine with Benperidol?
MediHelp rates the interaction as moderate. Azelastine and Benperidol 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 cause drowsiness, and their combination may produce greater psychomotor impairment and sedation than either alone. Older or frail patients are at higher risk of falls and confusion.
How serious is the interaction between Azelastine and Benperidol?
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 oversedation and impaired alertness; use the lowest effective doses. Counsel patients against driving or operating machinery until response is known.
What other medicines interact with Azelastine?
MediHelp also lists interactions of Azelastine with, for example, Calcium / magnesium / potassium / sodium oxybates, Methadone, Sodium oxybate. The full list is on the Azelastine page.
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