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Drug interactions

Dantrolene + Zuranolone

Severity: Moderate

Dantrolene and Zuranolone: 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

Zuranolone causes somnolence and impaired driving ability, and its labeling advises caution with other CNS depressants. Dantrolene also causes drowsiness, so the combination may increase psychomotor impairment and sedation.

What this interaction means in plain words

Dantrolene and Zuranolone 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.

Dantrolene belongs to Musculoskeletal; Zuranolone belongs to Central Nervous System.

Evidence level: Moderate

Why it happens

Additive CNS depressant effects (pharmacodynamic synergism).

What to do

Consider reducing the zuranolone dose if sedation is excessive, and advise patients not to drive for at least 12 hours after each dose. Monitor for oversedation.

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 Dantrolene with Zuranolone?

MediHelp rates the interaction as moderate. Dantrolene and Zuranolone 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. Zuranolone causes somnolence and impaired driving ability, and its labeling advises caution with other CNS depressants. Dantrolene also causes drowsiness, so the combination may increase psychomotor impairment and sedation.

How serious is the interaction between Dantrolene and Zuranolone?

MediHelp rates it moderate, on a four-level scale (minor, moderate, major, contraindicated) based on published labels and references. What to do, in brief: Consider reducing the zuranolone dose if sedation is excessive, and advise patients not to drive for at least 12 hours after each dose. Monitor for oversedation.

What other medicines interact with Dantrolene?

MediHelp also lists interactions of Dantrolene with, for example, Benzhydrocodone / acetaminophen, Buprenorphine long-acting, Buprenorphine subdermal implant. The full list is on the Dantrolene page.

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