Calcium Carbonate and Levofloxacin: Drug Interaction Guide

Quick answer: This combination requires caution. Calcium Carbonate and Levofloxacin can be used together with adjustments and monitoring.

Interaction severity: Moderate — caution required

How Calcium Carbonate interacts with Levofloxacin

Calcium chelates levofloxacin in the gut, reducing fluoroquinolone absorption and systemic exposure. This may lead to treatment failure.

What you should do

Separate levofloxacin from calcium-containing products by the recommended interval. Consider a non-chelating alternative if strict separation is impractical.

Key facts

Severity

Moderate — caution required

Mechanism

Calcium chelates levofloxacin in the gut, reducing fluoroquinolone absorption and systemic exposure. This may lead to tr...

Action

Separate levofloxacin from calcium-containing products by the recommended interval. Consider a non-chelating alternative...

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 Calcium Carbonate and Levofloxacin together?

With caution. Separate levofloxacin from calcium-containing products by the recommended interval. Consider a non-chelating alternative if strict separation is impractical.

What is the severity of this interaction?

The interaction between Calcium Carbonate and Levofloxacin is classified as Moderate — caution required. Calcium chelates levofloxacin in the gut, reducing fluoroquinolone absorption and systemic exposure. This may lead to treatment failure.

What should I do if I'm prescribed both?

Separate levofloxacin from calcium-containing products by the recommended interval. Consider a non-chelating alternative if strict separation is impractical. Always consult your prescribing clinician — do not stop or change medications without medical guidance.

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