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Drug interactions

Chloral hydrate + Moxonidine

Severity: Moderate

Chloral hydrate and Moxonidine: 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

Both drugs can cause drowsiness, so combined use may deepen sedation and impair psychomotor performance. Moxonidine may also lower blood pressure, which can add to dizziness.

What this interaction means in plain words

Chloral hydrate and Moxonidine 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.

Evidence level: Low

Why it happens

Additive CNS depressant effects from GABAergic sedation (chloral hydrate metabolite trichloroethanol) and central alpha-2/imidazoline agonism.

What to do

Monitor sedation and blood pressure, start with low doses, and advise patients to avoid driving or hazardous tasks.

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 Chloral hydrate with Moxonidine?

MediHelp rates the interaction as moderate. Chloral hydrate and Moxonidine 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. Both drugs can cause drowsiness, so combined use may deepen sedation and impair psychomotor performance. Moxonidine may also lower blood pressure, which can add to dizziness.

How serious is the interaction between Chloral hydrate and Moxonidine?

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 sedation and blood pressure, start with low doses, and advise patients to avoid driving or hazardous tasks.

What other medicines interact with Chloral hydrate?

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

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

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