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Drug interactions

Nortriptyline + Oliceridine

Severity: Moderate

Nortriptyline and Oliceridine: 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 depress the central nervous system, and nortriptyline adds anticholinergic effects that compound opioid-induced constipation and urinary retention. Serotonergic effects are possible but are less established for oliceridine than for some other opioids.

What this interaction means in plain words

Nortriptyline and Oliceridine 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.

Nortriptyline belongs to Central Nervous System; Oliceridine belongs to Musculoskeletal.

Evidence level: Moderate

Why it happens

Additive CNS and respiratory depression plus additive anticholinergic effects on gut and bladder, with a possible minor serotonergic contribution.

What to do

Titrate oliceridine to the lowest effective dose and monitor sedation, respiratory rate, bowel function and urinary output. Use a bowel regimen and watch for serotonin toxicity signs.

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 Nortriptyline with Oliceridine?

MediHelp rates the interaction as moderate. Nortriptyline and Oliceridine 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 depress the central nervous system, and nortriptyline adds anticholinergic effects that compound opioid-induced constipation and urinary retention. Serotonergic effects are possible but are less established for oliceridine than for some other opioids.

How serious is the interaction between Nortriptyline and Oliceridine?

MediHelp rates it moderate, on a four-level scale (minor, moderate, major, contraindicated) based on published labels and references. What to do, in brief: Titrate oliceridine to the lowest effective dose and monitor sedation, respiratory rate, bowel function and urinary output. Use a bowel regimen and watch for serotonin toxicity signs.

What other medicines interact with Nortriptyline?

MediHelp also lists interactions of Nortriptyline with, for example, Disopyramide, Dofetilide, Dronedarone. The full list is on the Nortriptyline page.

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