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Drug interactions

Bromocriptine + Methamphetamine

Severity: Moderate

Bromocriptine and Methamphetamine: 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 raise blood pressure and, in rare cases, cause arrhythmias or severe hypertension. Combining a dopamine agonist with a sympathomimetic stimulant may therefore increase cardiovascular risk.

What this interaction means in plain words

Bromocriptine and Methamphetamine 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.

Bromocriptine belongs to Central Nervous System; Methamphetamine belongs to Central Nervous System.

Evidence level: Low

Why it happens

Additive pharmacodynamic effects: sympathomimetic release of catecholamines plus dopamine agonism with vasoconstrictive potential.

What to do

Monitor blood pressure and heart rate, especially at initiation and dose changes. Avoid the combination in patients with uncontrolled hypertension or significant cardiac disease.

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 Bromocriptine with Methamphetamine?

MediHelp rates the interaction as moderate. Bromocriptine and Methamphetamine 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 raise blood pressure and, in rare cases, cause arrhythmias or severe hypertension. Combining a dopamine agonist with a sympathomimetic stimulant may therefore increase cardiovascular risk.

How serious is the interaction between Bromocriptine and Methamphetamine?

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 blood pressure and heart rate, especially at initiation and dose changes. Avoid the combination in patients with uncontrolled hypertension or significant cardiac disease.

What other medicines interact with Methamphetamine?

MediHelp also lists interactions of Methamphetamine with, for example, Isocarboxazid, Linezolid, Phenelzine. The full list is on the Methamphetamine page.

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

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