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Drug interactions

Amobarbital + Amoxapine

Severity: Moderate

Amobarbital and Amoxapine: 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 agents cause sedation, so combined use increases drowsiness and psychomotor impairment. Barbiturate enzyme induction may also lower tricyclic-type antidepressant levels, while amoxapine can reduce the seizure threshold.

What this interaction means in plain words

Amobarbital and Amoxapine 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: Moderate

Why it happens

Additive CNS depression plus barbiturate induction of hepatic metabolism of the antidepressant.

What to do

Monitor sedation and antidepressant response, adjusting amoxapine dose if efficacy falls. Advise avoiding alcohol and driving.

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 Amobarbital with Amoxapine?

MediHelp rates the interaction as moderate. Amobarbital and Amoxapine 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 agents cause sedation, so combined use increases drowsiness and psychomotor impairment. Barbiturate enzyme induction may also lower tricyclic-type antidepressant levels, while amoxapine can reduce the seizure threshold.

How serious is the interaction between Amobarbital and Amoxapine?

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 antidepressant response, adjusting amoxapine dose if efficacy falls. Advise avoiding alcohol and driving.

What other medicines interact with Amobarbital?

MediHelp also lists interactions of Amobarbital with, for example, Calcium / magnesium / potassium / sodium oxybates, Doravirine, Elbasvir / grazoprevir. The full list is on the Amobarbital page.

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