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Drug interactions

Bupropion-naltrexone + Lisdexamfetamine

Severity: Moderate

Bupropion-naltrexone and Lisdexamfetamine: 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 bupropion and amphetamines can lower the seizure threshold, so seizure risk is additive. Combined stimulant effects may also raise blood pressure and heart rate.

What this interaction means in plain words

Bupropion-naltrexone and Lisdexamfetamine 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.

Bupropion-naltrexone belongs to Miscellaneous; Lisdexamfetamine belongs to Central Nervous System.

Evidence level: Low

Why it happens

Additive pharmacodynamic lowering of seizure threshold and noradrenergic/dopaminergic stimulation.

What to do

Avoid in patients with seizure history, and monitor blood pressure, heart rate and neurological symptoms. Keep doses at the lowest effective levels.

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 Bupropion-naltrexone with Lisdexamfetamine?

MediHelp rates the interaction as moderate. Bupropion-naltrexone and Lisdexamfetamine 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 bupropion and amphetamines can lower the seizure threshold, so seizure risk is additive. Combined stimulant effects may also raise blood pressure and heart rate.

How serious is the interaction between Bupropion-naltrexone and Lisdexamfetamine?

MediHelp rates it moderate, on a four-level scale (minor, moderate, major, contraindicated) based on published labels and references. What to do, in brief: Avoid in patients with seizure history, and monitor blood pressure, heart rate and neurological symptoms. Keep doses at the lowest effective levels.

What other medicines interact with Bupropion-naltrexone?

MediHelp also lists interactions of Bupropion-naltrexone with, for example, Hydrocodone, Hydromorphone, Isocarboxazid. The full list is on the Bupropion-naltrexone page.

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