Can I take Paracetamol and Naproxen together?
Drug interaction guide
Originally published 24 Jan 2026
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It is generally safe to take paracetamol and naproxen together. They are different types of painkillers that work in different ways, and taking them at the same time can provide better pain relief for some people. However, you must be careful not to exceed the maximum daily dose for either medication.
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Why this happens
Paracetamol works mainly in the central nervous system to reduce pain signals and fever. Naproxen is a Non-Steroidal Anti-Inflammatory Drug (NSAID) that works by blocking chemicals called prostaglandins that cause pain and inflammation at the site of an injury. Because they target pain through different pathways, their effects can be additive without interfering with how the body processes each drug.
What you should do
You can take these two medicines together if needed. Always follow the dosage instructions on the packaging or as directed by your pharmacist. Ensure you do not take any other products containing paracetamol (like some cold and flu remedies) or other NSAIDs (like ibuprofen or aspirin) at the same time. It is best to take naproxen with or after food to protect your stomach.
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Important precautions
Asma
Do not take this medicine if you have asthma that is sensitive to aspirin or other NSAIDs, as it can trigger a life-threatening asthma attack.
Stomach ulcers or bleeding
This medicine significantly increases the risk of stomach ulcers and internal bleeding. Avoid it if you have a history of stomach problems or are taking blood-thinning medication.
Liver health and dosing safety
Never exceed the maximum dose (usually 8 tablets in 24 hours) or take with other products containing paracetamol (such as cold and flu remedies), as this can cause fatal liver damage.
Food and drink warnings
Alcohol
While an occasional drink is generally safe, chronic heavy drinking or binge drinking increases the risk of serious liver damage when taking paracetamol. It is best to limit alcohol intake while using this medicine.
Food (General)
Naproxen should ideally be taken with or after food. This helps to protect the lining of your stomach and reduces the risk of indigestion or stomach ache.
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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.
Descargo de responsabilidad
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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Historia del artículo
La información de esta página ha sido redactada y revisada por médicos cualificados.
24 Enero 2026 | Publicado originalmente

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