Aluminium Hydroxide and Hydroxychloroquine: Drug Interaction Guide

Quick answer: Aluminium Hydroxide and Hydroxychloroquine have a minor interaction — typically manageable with awareness.

How Aluminium Hydroxide interacts with Hydroxychloroquine

Aluminium-containing antacids can adsorb hydroxychloroquine in the gastrointestinal tract, reducing its absorption and systemic exposure.

What you should do

Separate administration by at least 4 hours. Monitor clinical response if antacid use is frequent.

Key facts

Severity

Minor — typically manageable

Mechanism

Aluminium-containing antacids can adsorb hydroxychloroquine in the gastrointestinal tract, reducing its absorption and s...

Action

Separate administration by at least 4 hours. Monitor clinical response if antacid use is frequent.

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 Aluminium Hydroxide and Hydroxychloroquine together?

Usually yes, with awareness. Separate administration by at least 4 hours. Monitor clinical response if antacid use is frequent.

What is the severity of this interaction?

The interaction between Aluminium Hydroxide and Hydroxychloroquine is classified as Minor — typically manageable. Aluminium-containing antacids can adsorb hydroxychloroquine in the gastrointestinal tract, reducing its absorption and systemic exposure.

What should I do if I'm prescribed both?

Separate administration by at least 4 hours. Monitor clinical response if antacid use is frequent. Always consult your prescribing clinician — do not stop or change medications without medical guidance.

Last reviewed: August 09, 2026 by iMedic Medical Editorial Team. Our editorial process.