Drug interactions
Azelastine-fluticasone + Hyaluronidase
Severity: Minor
Azelastine-fluticasone and Hyaluronidase: minor 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
Hyaluronidase labeling notes that large systemic doses of antihistamines may make tissues partly resistant to its spreading effect. This is a concern for high-dose systemic antihistamines, and nasal azelastine gives low systemic exposure, so a meaningful effect is unlikely.
What this interaction means in plain words
Azelastine-fluticasone and Hyaluronidase have a small, usually unimportant interaction. Most people can take both; the pharmacist may still mention it so that any unexpected effect is recognised.
Azelastine-fluticasone belongs to Respiratory; Hyaluronidase belongs to Miscellaneous.
Why it happens
Antihistamines may reduce tissue responsiveness to hyaluronidase; the exact mechanism is not established.
What to do
No routine change is needed. If dispersion is inadequate, hyaluronidase dosing may be adjusted according to clinical response.
What to ask your pharmacist
- Is there anything I should notice while taking both?
- Do I need to tell my doctor at the next visit?
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Other interactions of Azelastine-fluticasone
- Azelastine-fluticasone + Calcium / magnesium / potassium / sodium oxybates Major
- Azelastine-fluticasone + Sodium oxybate Major
- Alfentanil + Azelastine-fluticasone Moderate
- Alprazolam + Azelastine-fluticasone Moderate
- Amitriptyline + Azelastine-fluticasone Moderate
- Amobarbital + Azelastine-fluticasone Moderate
Other interactions of Hyaluronidase
Frequently asked questions
Can I take Azelastine-fluticasone with Hyaluronidase?
MediHelp rates the interaction as minor. Azelastine-fluticasone and Hyaluronidase have a small, usually unimportant interaction. Most people can take both; the pharmacist may still mention it so that any unexpected effect is recognised. Hyaluronidase labeling notes that large systemic doses of antihistamines may make tissues partly resistant to its spreading effect. This is a concern for high-dose systemic antihistamines, and nasal azelastine gives low systemic exposure, so a meaningful effect is unlikely.
How serious is the interaction between Azelastine-fluticasone and Hyaluronidase?
MediHelp rates it minor, on a four-level scale (minor, moderate, major, contraindicated) based on published labels and references. What to do, in brief: No routine change is needed. If dispersion is inadequate, hyaluronidase dosing may be adjusted according to clinical response.
What other medicines interact with Azelastine-fluticasone?
MediHelp also lists interactions of Azelastine-fluticasone with, for example, Calcium / magnesium / potassium / sodium oxybates, Sodium oxybate, Alfentanil. The full list is on the Azelastine-fluticasone page.
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