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Drug interactions

Dantrolene + Dosulepin

Severity: Moderate

Dantrolene and Dosulepin: 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

Dosulepin is a sedating tricyclic antidepressant, and dantrolene also causes drowsiness. Combined use may increase sedation, dizziness and impaired coordination.

What this interaction means in plain words

Dantrolene and Dosulepin 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; Dosulepin belongs to Central Nervous System.

Evidence level: Low

Why it happens

Additive central nervous system depressant effects.

What to do

Monitor for excessive sedation and falls, particularly at initiation and after dose increases. Reduce one of the doses if impairment occurs.

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 Dosulepin?

MediHelp rates the interaction as moderate. Dantrolene and Dosulepin 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. Dosulepin is a sedating tricyclic antidepressant, and dantrolene also causes drowsiness. Combined use may increase sedation, dizziness and impaired coordination.

How serious is the interaction between Dantrolene and Dosulepin?

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 excessive sedation and falls, particularly at initiation and after dose increases. Reduce one of the doses if impairment occurs.

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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