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Drug interactions

Amobarbital + Methylenedioxymethamphetamine

Severity: Moderate

Amobarbital and Methylenedioxymethamphetamine: 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

Amobarbital is a sedative barbiturate while MDMA is a stimulant with serotonergic and sympathomimetic activity. The stimulant may partly mask sedation without reducing barbiturate-related impairment, and the combined effect on alertness and cardiovascular status is unpredictable.

What this interaction means in plain words

Amobarbital and Methylenedioxymethamphetamine 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

Opposing pharmacodynamic effects on CNS arousal; the net effect is not well established.

What to do

Advise against combined use and counsel patients not to rely on perceived alertness when driving. Monitor sedation level, heart rate and blood pressure if both have been taken.

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 Methylenedioxymethamphetamine?

MediHelp rates the interaction as moderate. Amobarbital and Methylenedioxymethamphetamine 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. Amobarbital is a sedative barbiturate while MDMA is a stimulant with serotonergic and sympathomimetic activity. The stimulant may partly mask sedation without reducing barbiturate-related impairment, and the combined effect on alertness and cardiovascular status is unpredictable.

How serious is the interaction between Amobarbital and Methylenedioxymethamphetamine?

MediHelp rates it moderate, on a four-level scale (minor, moderate, major, contraindicated) based on published labels and references. What to do, in brief: Advise against combined use and counsel patients not to rely on perceived alertness when driving. Monitor sedation level, heart rate and blood pressure if both have been taken.

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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