Can I take Gabapentin and Naproxen together?
Drug interaction guide
Originally published 25 Jan 2026
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Taking gabapentin and naproxen together may increase the amount of gabapentin absorbed into your bloodstream. This could lead to an increase in side effects such as drowsiness, dizziness, or feeling unsteady on your feet. Additionally, both medications can affect the kidneys, so taking them together may increase the risk of kidney strain, especially if you are older or have existing kidney issues.
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Why this happens
Naproxen appears to increase the absorption of gabapentin in the gut by approximately 12% to 15%. Furthermore, both drugs are cleared from the body through the kidneys; naproxen can sometimes reduce kidney function, which may slow down how quickly gabapentin is removed from your system.
What you should do
It is generally safe to take these together, but you should be aware that you might feel more sleepy or dizzy than usual. Start with the lowest effective dose of naproxen and monitor how you feel. If you experience significant drowsiness, confusion, or swelling in your legs, contact your doctor. Ensure you stay well-hydrated to help your kidneys process the medications.
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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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