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Drug interactions

Amisulpride + Hydromorphone

Severity: Moderate

Amisulpride and Hydromorphone: 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

Amisulpride adds to the sedation of opioids and can increase hypotension. Both agents can contribute to QT or respiratory depression risk in vulnerable patients.

What this interaction means in plain words

Amisulpride and Hydromorphone 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.

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

Evidence level: Moderate

Why it happens

Additive CNS depressant effects from dopamine antagonism and opioid action.

What to do

Start with lower doses and monitor sedation, respiration and blood pressure.

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 Amisulpride with Hydromorphone?

MediHelp rates the interaction as moderate. Amisulpride and Hydromorphone 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. Amisulpride adds to the sedation of opioids and can increase hypotension. Both agents can contribute to QT or respiratory depression risk in vulnerable patients.

How serious is the interaction between Amisulpride and Hydromorphone?

MediHelp rates it moderate, on a four-level scale (minor, moderate, major, contraindicated) based on published labels and references. What to do, in brief: Start with lower doses and monitor sedation, respiration and blood pressure.

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

Open the complete reference, check multi-drug interactions and use dosing tools in the MediHelp app.

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