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Carvedilol and Fluoxetine: Drug Interaction Guide

Quick answer: This combination requires caution. Carvedilol and Fluoxetine can be used together with adjustments and monitoring.

Interaction severity: Moderate — caution required

How Carvedilol interacts with Fluoxetine

Fluoxetine inhibits CYP2D6, the main enzyme for carvedilol metabolism, raising plasma levels and potentiating bradycardia and hypotension.

What you should do

Start carvedilol at the lowest dose and titrate carefully; monitor heart rate and blood pressure on standing.

Key facts

Severity

Moderate — caution required

Mechanism

Fluoxetine inhibits CYP2D6, the main enzyme for carvedilol metabolism, raising plasma levels and potentiating bradycardi...

Action

Start carvedilol at the lowest dose and titrate carefully; monitor heart rate and blood pressure on standing.

Important medical disclaimer: This page provides educational information about drug interactions for general reference. It is not a substitute for professional medical advice, diagnosis, or treatment. Always discuss your specific medications with a qualified healthcare provider before starting, stopping, or changing any treatment. About our editorial team.

Frequently asked questions

Can I take Carvedilol and Fluoxetine together?

With caution. Start carvedilol at the lowest dose and titrate carefully; monitor heart rate and blood pressure on standing.

What is the severity of this interaction?

The interaction between Carvedilol and Fluoxetine is classified as Moderate — caution required. Fluoxetine inhibits CYP2D6, the main enzyme for carvedilol metabolism, raising plasma levels and potentiating bradycardia and hypotension.

What should I do if I'm prescribed both?

Start carvedilol at the lowest dose and titrate carefully; monitor heart rate and blood pressure on standing. Always consult your prescribing clinician — do not stop or change medications without medical guidance.

Last reviewed: by iMedic Medical Editorial Team. Our editorial process.