Drug interactions

fluoxetine + pimozide

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.

Overview

Severity: Contraindicated · Evidence level: High

QT prolongation/arrhythmia risk; contraindicated.

Mechanism of action

CYP inhibition + additive QT.

Clinical management

Contraindicated.

Drug reference

References

Frequently asked questions

Can I take fluoxetine with pimozide?

The interaction is rated: Contraindicated. QT prolongation/arrhythmia risk; contraindicated.

How serious is the interaction between fluoxetine and pimozide?

The interaction is rated: Contraindicated. Evidence level: High.

How is the interaction between fluoxetine and pimozide managed?

Contraindicated.

Why do fluoxetine and pimozide interact?

CYP inhibition + additive QT.

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