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Drug interactions

Deutetrabenazine + Ramelteon

Severity: Moderate

Deutetrabenazine and Ramelteon: 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

Deutetrabenazine can cause somnolence and sedation. Combined with ramelteon, drowsiness may be increased.

What this interaction means in plain words

Deutetrabenazine and Ramelteon 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.

Deutetrabenazine belongs to Central Nervous System; Ramelteon belongs to Central Nervous System.

Evidence level: Low

Why it happens

Additive CNS depressant effects.

What to do

Monitor for somnolence and counsel on driving and hazardous activities. Reduce the dose of one agent if sedation is excessive.

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 Deutetrabenazine with Ramelteon?

MediHelp rates the interaction as moderate. Deutetrabenazine and Ramelteon 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. Deutetrabenazine can cause somnolence and sedation. Combined with ramelteon, drowsiness may be increased.

How serious is the interaction between Deutetrabenazine and Ramelteon?

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 for somnolence and counsel on driving and hazardous activities. Reduce the dose of one agent if sedation is excessive.

What other medicines interact with Ramelteon?

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

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

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