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Drug interactions

Bromocriptine + Levoketoconazole

Severity: Major

Bromocriptine and Levoketoconazole: major interaction.

Last updated Sources: US FDA label

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

Levoketoconazole is a strong CYP3A4 inhibitor and can markedly increase bromocriptine exposure. This raises the risk of hypotension, nausea, somnolence and psychiatric adverse effects.

What this interaction means in plain words

Bromocriptine and Levoketoconazole can interact in a way that may be serious. Using them together is sometimes necessary, but it needs a deliberate decision by the prescriber, a plan for monitoring, and clear advice on the warning signs to watch for.

Bromocriptine belongs to Central Nervous System; Levoketoconazole belongs to Endocrine.

Evidence level: Moderate

Why it happens

Strong CYP3A4 inhibition reduces bromocriptine clearance.

What to do

Avoid the combination where possible; if necessary, lower the bromocriptine dose and monitor blood pressure and CNS effects.

What to ask your pharmacist

  • Does the benefit of taking both outweigh the risk in my case?
  • Do I need any blood test, ECG or other check while on both?
  • What early warning signs should I watch for, and what should I do if they appear?

Bring a full list of your medicines, including over-the-counter products, supplements and herbal remedies, to every pharmacy visit.

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References

Frequently asked questions

Can I take Bromocriptine with Levoketoconazole?

MediHelp rates the interaction as major. Bromocriptine and Levoketoconazole can interact in a way that may be serious. Using them together is sometimes necessary, but it needs a deliberate decision by the prescriber, a plan for monitoring, and clear advice on the warning signs to watch for. Levoketoconazole is a strong CYP3A4 inhibitor and can markedly increase bromocriptine exposure. This raises the risk of hypotension, nausea, somnolence and psychiatric adverse effects.

How serious is the interaction between Bromocriptine and Levoketoconazole?

MediHelp rates it major, on a four-level scale (minor, moderate, major, contraindicated) based on published labels and references. What to do, in brief: Avoid the combination where possible; if necessary, lower the bromocriptine dose and monitor blood pressure and CNS effects.

What other medicines interact with Bromocriptine?

MediHelp also lists interactions of Bromocriptine with, for example, Amisulpride, Atazanavir, Cobicistat. The full list is on the Bromocriptine page.

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