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Drug interactions

Hydromorphone + Ziprasidone

Severity: Moderate

Hydromorphone and Ziprasidone: 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

Combined use can increase sedation, dizziness and orthostatic hypotension, and may impair psychomotor performance. Respiratory depression is possible, particularly at higher opioid doses or in frail patients.

What this interaction means in plain words

Hydromorphone and Ziprasidone 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.

Hydromorphone belongs to Musculoskeletal; Ziprasidone belongs to Central Nervous System.

Evidence level: Moderate

Why it happens

Additive CNS depressant and hypotensive effects of an opioid and a sedating antipsychotic.

What to do

Use the lowest effective doses and monitor sedation, blood pressure and respiratory rate. Advise patients to avoid driving and alcohol until the 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?

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 Hydromorphone with Ziprasidone?

MediHelp rates the interaction as moderate. Hydromorphone and Ziprasidone 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. Combined use can increase sedation, dizziness and orthostatic hypotension, and may impair psychomotor performance. Respiratory depression is possible, particularly at higher opioid doses or in frail patients.

How serious is the interaction between Hydromorphone and Ziprasidone?

MediHelp rates it moderate, on a four-level scale (minor, moderate, major, contraindicated) based on published labels and references. What to do, in brief: Use the lowest effective doses and monitor sedation, blood pressure and respiratory rate. Advise patients to avoid driving and alcohol until the response is known.

What other medicines interact with Hydromorphone?

MediHelp also lists interactions of Hydromorphone with, for example, Alvimopan, Bupropion-naltrexone, Isocarboxazid. The full list is on the Hydromorphone page.

Full monographs, dosing and an interaction checker in the MediHelp app

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