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Drug interactions

Buprenorphine subdermal implant + Dantrolene

Severity: Major

Buprenorphine subdermal implant and Dantrolene: major 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

Dantrolene causes drowsiness and generalized muscle weakness, and buprenorphine adds opioid sedation and respiratory depression. Combined use may lead to excessive sedation and breathing problems.

What this interaction means in plain words

Buprenorphine subdermal implant and Dantrolene can interact in a way that may be serious. Using them together is sometimes necessary, but it needs a deliberate decision by the prescriber, a plan for monitoring, and clear advice on the warning signs to watch for.

Evidence level: Moderate

Why it happens

Additive central nervous system and respiratory depression from buprenorphine with dantrolene's sedation and muscle weakness.

What to do

Use together only when alternatives are inadequate, and monitor for sedation and respiratory depression. Reduce dantrolene dose if excessive drowsiness occurs.

What to ask your pharmacist

  • Does the benefit of taking both outweigh the risk in my case?
  • Do I need any blood test, ECG or other check while on both?
  • What early warning signs should I watch for, and what should I do if they appear?

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 Buprenorphine subdermal implant with Dantrolene?

MediHelp rates the interaction as major. Buprenorphine subdermal implant and Dantrolene can interact in a way that may be serious. Using them together is sometimes necessary, but it needs a deliberate decision by the prescriber, a plan for monitoring, and clear advice on the warning signs to watch for. Dantrolene causes drowsiness and generalized muscle weakness, and buprenorphine adds opioid sedation and respiratory depression. Combined use may lead to excessive sedation and breathing problems.

How serious is the interaction between Buprenorphine subdermal implant and Dantrolene?

MediHelp rates it major, on a four-level scale (minor, moderate, major, contraindicated) based on published labels and references. What to do, in brief: Use together only when alternatives are inadequate, and monitor for sedation and respiratory depression. Reduce dantrolene dose if excessive drowsiness occurs.

What other medicines interact with Dantrolene?

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

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