Can I take Co-codamol and Pregabalin together?
Drug interaction guide
Originally published 12 May 2026
Meets Patient’s editorial guidelines
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Taking co-codamol and pregabalin together can make you feel very sleepy, dizzy, and confused. In more serious cases, it can slow down your breathing to a dangerous level or cause you to become unresponsive.
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Why this happens
Both medicines act as central nervous system (CNS) depressants. Co-codamol contains codeine (an opioid), and pregabalin is a nerve pain medicine. When used together, they have an 'additive effect', meaning they double up on their side effects, particularly those that slow down the brain and the muscles that control breathing.
What you should do
Back to contentsYou should only take these two medicines together if your doctor is aware and has specifically prescribed both. If you are taking them together, start with the lowest possible dose. Avoid driving or operating machinery until you know how the combination affects you. Seek urgent medical help if you experience extreme sleepiness, shallow breathing, or difficulty waking up.
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Using other medicines
Back to contentsTaking 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.
12 May 2026 | Originally published

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