Can I take Clopidogrel and Naproxen together?
Drug interaction guide
Originally published 25 Jan 2026
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Taking clopidogrel and naproxen together significantly increases your risk of serious bleeding, particularly in the stomach or intestines. You may also bruise more easily or find that small cuts take much longer to stop bleeding. In some cases, this can lead to internal bleeding that is not immediately visible.
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Why this happens
Both medicines affect how your blood clots, but in different ways. Clopidogrel stops blood cells called platelets from sticking together. Naproxen is an anti-inflammatory (NSAID) that also reduces platelet activity and can irritate the lining of the stomach. When used together, their effects add up, making it much harder for your body to form clots and protect the stomach lining.
What you should do
You should only take these two medicines together if your doctor has specifically told you to do so. If you need pain relief while taking clopidogrel, paracetamol is usually a safer choice. If your doctor confirms you must take both, they may prescribe an extra medicine (like omeprazole or lansoprazole) to protect your stomach. Seek urgent medical help if you notice black, tarry stools, vomit that looks like coffee grounds, or severe stomach pain.
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Using other medicines
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.
25 Jan 2026 | Originally published

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