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Drug interactions

Bromocriptine + Trifluoperazine

Severity: Moderate

Bromocriptine and Trifluoperazine: 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

Trifluoperazine is a phenothiazine antipsychotic with D2 antagonism that opposes bromocriptine's dopaminergic effect. This may reduce efficacy and increase prolactin.

What this interaction means in plain words

Bromocriptine and Trifluoperazine 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: Moderate

Why it happens

Pharmacodynamic antagonism at dopamine D2 receptors.

What to do

Monitor for loss of bromocriptine efficacy such as prolactin level and symptom control; consider an alternative antipsychotic with low D2 blockade if feasible.

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 Trifluoperazine?

MediHelp rates the interaction as moderate. Bromocriptine and Trifluoperazine 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. Trifluoperazine is a phenothiazine antipsychotic with D2 antagonism that opposes bromocriptine's dopaminergic effect. This may reduce efficacy and increase prolactin.

How serious is the interaction between Bromocriptine and Trifluoperazine?

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 for loss of bromocriptine efficacy such as prolactin level and symptom control; consider an alternative antipsychotic with low D2 blockade if feasible.

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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