Can I take Naproxen and Quetiamine together?
Drug interaction guide
Originally published 25 Jan 2026
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Taking naproxen and quetiapine together may increase your risk of internal bleeding, particularly in the stomach or intestines. It can also increase the risk of bruising or bleeding from the gums. Additionally, both medications can affect your kidney function, and using them together might put extra strain on the kidneys.
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Why this happens
Naproxen is an anti-inflammatory (NSAID) that can thin the blood slightly and irritate the stomach lining. Quetiapine, while an antipsychotic, can also interfere with how platelets (the cells that help your blood clot) work. When combined, these effects add up, making bleeding more likely. Both drugs also reduce blood flow to the kidneys.
What you should do
You should use this combination with caution. Watch for signs of stomach irritation, such as indigestion, stomach pain, or dark, tarry stools. If you notice unusual bruising or bleeding that won't stop, contact your doctor. Your doctor may want to monitor your kidney function with occasional blood tests if you take these long-term.
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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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