Drug interactions
Brexanolone + Zaleplon
Severity: Major
Brexanolone and Zaleplon: 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
Brexanolone causes excessive sedation and sudden loss of consciousness in some patients, and zaleplon adds to CNS depression. The combination raises the risk of oversedation and hypoxia.
What this interaction means in plain words
Brexanolone and Zaleplon 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.
Why it happens
Additive GABA-A receptor-mediated CNS depression.
What to do
Avoid zaleplon during brexanolone infusion where possible. If used, continuously monitor sedation level and pulse oximetry and reduce or interrupt the infusion if sedation develops.
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?
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Other interactions of Zaleplon
Frequently asked questions
Can I take Brexanolone with Zaleplon?
MediHelp rates the interaction as major. Brexanolone and Zaleplon 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. Brexanolone causes excessive sedation and sudden loss of consciousness in some patients, and zaleplon adds to CNS depression. The combination raises the risk of oversedation and hypoxia.
How serious is the interaction between Brexanolone and Zaleplon?
MediHelp rates it major, on a four-level scale (minor, moderate, major, contraindicated) based on published labels and references. What to do, in brief: Avoid zaleplon during brexanolone infusion where possible. If used, continuously monitor sedation level and pulse oximetry and reduce or interrupt the infusion if sedation develops.
What other medicines interact with Zaleplon?
MediHelp also lists interactions of Zaleplon with, for example, Calcium / magnesium / potassium / sodium oxybates, Sodium oxybate, Buprenorphine long-acting. The full list is on the Zaleplon page.
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