Naprosyn® Pain Relief contains naproxen, a non-steroidal anti-inflammatory drug (NSAID). It is used for the short-term relief of pain and inflammation, including: muscle and joint pain back pain sprains and strains period pain Naprosyn works by reducing substances in the body that cause inflammation and pain. Key information Strength: 250 mg naproxen per tablet Pack size: 9 tablets Suitable for: Adults aged 15 years and over For short-term use only How to take Take one tablet initially, then one tablet every 6–8 hours if needed Do not exceed 3 tablets in 24 hours Always take with or after food to reduce stomach irritation Warnings Do not take if you have a history of stomach ulcers, gastrointestinal bleeding, or allergy to NSAIDs Consult a pharmacist or doctor before use if you: have heart, kidney or liver problems are taking blood-thinning medicines are pregnant or breastfeeding If symptoms persist or worsen, seek medical advice.