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Can I take Acetaminophen and Alpha lipoic acid together?

Drug interaction guide

Taking alpha lipoic acid alongside paracetamol (acetaminophen) may change how your liver processes the medicine. While some studies suggest alpha lipoic acid might protect the liver, others indicate it could potentially interfere with the way paracetamol is broken down, especially if taken in high doses.

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Why this happens

Both substances are processed by the liver. Alpha lipoic acid influences the levels of glutathione, a protective antioxidant that the liver uses to neutralise the toxic by-products of paracetamol. While it often boosts glutathione, an unpredictable shift in this balance could theoretically alter paracetamol metabolism.

You should consult your doctor or pharmacist before combining these two. If you do take them together, strictly follow the recommended dosage for paracetamol and do not exceed the maximum daily limit. Always avoid or strictly limit alcohol when taking paracetamol, as the combination significantly increases the risk of liver damage.

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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.

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Article history

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

  • 14 Mar 2026 | Originally published
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