Skip to main content

Can I take 1.5mg and Magnesium glycinate together?

Drug interaction guide

There is no known direct interaction between low-dose naltrexone (1.5mg) and magnesium glycinate. They are generally safe to take together.

Video picks for Drug interactions

Continue reading below

Why this happens

Naltrexone works by blocking opioid receptors in the brain and immune system, while magnesium glycinate is a mineral supplement used for relaxation, muscle health, and sleep. They do not interfere with each other's absorption or metabolism in the body.

You can continue taking both as prescribed. It is often recommended to take magnesium in the evening if you find it helps with sleep, while low-dose naltrexone is typically taken at night, though some people prefer morning dosing if it causes vivid dreams.

Continue reading below

Taking multiple medicines? Our Medicines Interaction Checker helps you check whether your prescriptions, over-the-counter medicines, and supplements are safe to take together. Simply search for your medicines to see potential interactions and what to do about them.

Disclaimer

This information is for general educational purposes only and should not be relied upon as a substitute for professional medical advice. Always consult your GP, pharmacist, or another qualified healthcare professional before making decisions about your medications. Individual circumstances may vary, and only a healthcare professional who knows your medical history can provide personalised guidance.

Continue reading below

Article history

The information on this page is written and peer reviewed by qualified clinicians.

  • 14 Mar 2026 | Originally published
flu eligibility checker

Ask, share, connect.

Browse discussions, ask questions, and share experiences across hundreds of health topics.

symptom checker

Feeling unwell?

Assess your symptoms online for free

Sign up to the Patient newsletter

Your weekly dose of clear, trustworthy health advice - written to help you feel informed, confident and in control.

Please enter a valid email address

By subscribing you accept our Privacy Policy. You can unsubscribe at any time. We never sell your data.