Medicines & Supplements A to Z > Naproxen


Last updated on July 3, 2019.

Overview   |   Dosage   |   Side Effects   |   Where To Buy  




What is Naproxen for?

Naproxen belongs to a class of medications called non-steroidal anti-inflammatory drugs (NSAIDs). It has a range of uses, including: 

  • Pain and inflammation in rheumatic disease 
  • Pain and inflammation in musculoskeletal disorders 
  • Dysmenorrhoea (menstrual pain) 
  • Acute gout
  • Migraine
  • Pain and fever

How to use it?

Naproxen can be taken by mouth as tablets. 

If you are using Naproxen for relieving pain and inflammation in rheumatic disease, you should take 0.5-1 daily in 1-2 divided doses.

If you are using Naproxen for relieving pain and inflammation in musculoskeletal disorders and dysmenorrhoea, you should start with 500 mg, followed by 250 mg every 6-8 hours if necessary and the maximum dose is 1.25 g daily after the first day. 

If you are using Naproxen for acute gout, you should start with 750 mg, followed by 250 mg every 8 hours until the gout attack is resolved.

What are the side effects of Naproxen?

Like all NSAIDS, the main side effects of Naproxen are indigestion, nausea, bleeding gastric ulcer, and allergic reaction. With long-term use, Naproxen can cause kidney injury, bleeding and increase the risk of a cardiovascular event.

Where to buy Naproxen in Hong Kong?

In Hong Kong, Naproxen is a prescription only medicine, and requires a prescription from a doctor to be purchased in a pharmacy. It can also be obtained from doctors. To find a pharmacy near you, refer to the list of pharmacies (“Authorized Sellers of Poisons”) from the Hong Kong Department of Health.

For more information about drug names and ingredients, you can visit Hong Kong’s Drug Office at

For detailed information about the use of Naproxen in children, pregnancy and breastfeeding, and for questions about drug interactions, please check with your pharmacist or doctor.

Disclaimer: our goal is to provide you with the most relevant drug information and common dosage for Hong Kong. This information does not constitute medical advice. For specific treatment recommendations and advice, always discuss with your doctor or pharmacist, and follow the instructions included with your specific medicine.