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Drug interactions

Cyclizine + Hyaluronidase

Severity: Minor

Cyclizine 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

Labeling for hyaluronidase notes that antihistamines in large systemic doses may make tissues partly resistant to its spreading action. A reduced dispersion effect may occur, with larger hyaluronidase amounts needed for the same result.

What this interaction means in plain words

Cyclizine 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.

Cyclizine belongs to Respiratory; Hyaluronidase belongs to Miscellaneous.

Evidence level: Low

Why it happens

Antihistamines are reported to reduce tissue responsiveness to hyaluronidase; the exact mechanism is not well established.

What to do

Monitor the dispersion effect of hyaluronidase and titrate the dose to response in patients on high-dose cyclizine. No pre-emptive change is usually needed.

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?

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 Cyclizine with Hyaluronidase?

MediHelp rates the interaction as minor. Cyclizine 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. Labeling for hyaluronidase notes that antihistamines in large systemic doses may make tissues partly resistant to its spreading action. A reduced dispersion effect may occur, with larger hyaluronidase amounts needed for the same result.

How serious is the interaction between Cyclizine 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: Monitor the dispersion effect of hyaluronidase and titrate the dose to response in patients on high-dose cyclizine. No pre-emptive change is usually needed.

What other medicines interact with Cyclizine?

MediHelp also lists interactions of Cyclizine with, for example, Calcium / magnesium / potassium / sodium oxybates, Henbane, Sodium oxybate. The full list is on the Cyclizine page.

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