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Drug interactions

Diphenoxylate-atropine + Nabilone

Severity: Moderate

Diphenoxylate-atropine and Nabilone: 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

Nabilone is a cannabinoid that causes drowsiness, dizziness and impaired cognition, and diphenoxylate may add to these effects. Combined use can reduce alertness and psychomotor performance.

What this interaction means in plain words

Diphenoxylate-atropine and Nabilone 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.

Diphenoxylate-atropine belongs to Gastrointestinal Tract; Nabilone belongs to Gastrointestinal Tract.

Evidence level: Low

Why it happens

Additive CNS depressant effects.

What to do

Monitor sedation and mental status and counsel patients to avoid driving 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 Diphenoxylate-atropine with Nabilone?

MediHelp rates the interaction as moderate. Diphenoxylate-atropine and Nabilone 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. Nabilone is a cannabinoid that causes drowsiness, dizziness and impaired cognition, and diphenoxylate may add to these effects. Combined use can reduce alertness and psychomotor performance.

How serious is the interaction between Diphenoxylate-atropine and Nabilone?

MediHelp rates it moderate, on a four-level scale (minor, moderate, major, contraindicated) based on published labels and references. What to do, in brief: Monitor sedation and mental status and counsel patients to avoid driving until the response is known.

What other medicines interact with Diphenoxylate-atropine?

MediHelp also lists interactions of Diphenoxylate-atropine with, for example, Isocarboxazid, Phenelzine, Tranylcypromine. The full list is on the Diphenoxylate-atropine page.

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