Drug interactions
Bromocriptine + Nafcillin
Severity: Moderate
Bromocriptine and Nafcillin: 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
Nafcillin induces CYP3A4 and may reduce bromocriptine concentrations. Reduced efficacy is possible during prolonged nafcillin courses.
What this interaction means in plain words
Bromocriptine and Nafcillin 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.
Why it happens
Nafcillin induces CYP3A4, increasing bromocriptine clearance.
What to do
Monitor clinical response or prolactin during prolonged nafcillin therapy and increase the bromocriptine dose if needed. Readjust after nafcillin is stopped.
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 Bromocriptine
Frequently asked questions
Can I take Bromocriptine with Nafcillin?
MediHelp rates the interaction as moderate. Bromocriptine and Nafcillin 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. Nafcillin induces CYP3A4 and may reduce bromocriptine concentrations. Reduced efficacy is possible during prolonged nafcillin courses.
How serious is the interaction between Bromocriptine and Nafcillin?
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 clinical response or prolactin during prolonged nafcillin therapy and increase the bromocriptine dose if needed. Readjust after nafcillin is stopped.
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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