Drug interactions
Ethosuximide + Methohexital
Severity: Moderate
Ethosuximide and Methohexital: 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 depress the central nervous system, so combined use may deepen sedation. Methohexital also may alter seizure threshold, which matters in patients with epilepsy.
What this interaction means in plain words
Ethosuximide and Methohexital 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.
Ethosuximide belongs to Central Nervous System; Methohexital belongs to Central Nervous System.
Why it happens
Additive CNS depressant effects.
What to do
Titrate methohexital carefully and monitor sedation, respiratory status and seizure activity; continue ethosuximide per anesthetic plan.
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?
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Other interactions of Ethosuximide
- Benzhydrocodone / acetaminophen + Ethosuximide Major
- Buprenorphine long-acting + Ethosuximide Major
- Buprenorphine subdermal implant + Ethosuximide Major
- Buprenorphine transdermal + Ethosuximide Major
- Calcium / magnesium / potassium / sodium oxybates + Ethosuximide Major
- Ethosuximide + Fentanyl intranasal Major
Other interactions of Methohexital
Frequently asked questions
Can I take Ethosuximide with Methohexital?
MediHelp rates the interaction as moderate. Ethosuximide and Methohexital 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 depress the central nervous system, so combined use may deepen sedation. Methohexital also may alter seizure threshold, which matters in patients with epilepsy.
How serious is the interaction between Ethosuximide and Methohexital?
MediHelp rates it moderate, on a four-level scale (minor, moderate, major, contraindicated) based on published labels and references. What to do, in brief: Titrate methohexital carefully and monitor sedation, respiratory status and seizure activity; continue ethosuximide per anesthetic plan.
What other medicines interact with Ethosuximide?
MediHelp also lists interactions of Ethosuximide with, for example, Benzhydrocodone / acetaminophen, Buprenorphine long-acting, Buprenorphine subdermal implant. The full list is on the Ethosuximide page.
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