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Care365 medication guide
Naproxen
Relieves pain and inflammation; it does not reverse arthritis damage.
Drug information
Uses, directions and safety information for Naproxen.
What it is used for
Relieves pain and inflammation; it does not reverse arthritis damage.
How to use it
Use the prescribed formulation at the lowest effective dose for the shortest necessary duration.
Before use
Avoid active ulcers/bleeding, NSAID allergy, severe renal/heart disease and peri-bypass use.
Possible side effects
Indigestion, nausea and abdominal discomfort.
When to get medical help
Black stools, bloody vomit, chest pain, breathlessness or reduced urine require urgent care.
Medicines and interactions
Review anticoagulants, other NSAIDs, lithium and blood-pressure medicines.
Pregnancy and breastfeeding
Avoid in late pregnancy; from 20 weeks requires specific medical advice. Discuss breastfeeding.
Missed doses, storage and accidental exposure
Follow your own product’s missed-dose instructions. If you are unsure, ask a pharmacist before taking an extra dose. Contraceptives, injections and modified-release medicines may need a specific plan.
Keep the original packaging and follow its storage, expiry and disposal instructions. Keep medicines away from children and pets. Ask about refrigeration, after-opening limits and safe sharps disposal when relevant.
For suspected overdose or accidental swallowing, contact poison control or urgent medical care promptly. Call emergency services for breathing difficulty, collapse or a seizure.
Care that starts with a conversation
How Care365 can help
Explore care for your symptoms and prepare for a conversation about treatment. Your healthcare professional will consider your history, current medicines and whether an assessment or referral is appropriate.
Your next steps
Know what to prepare and what to discuss.
Share your history
Prepare your symptoms, allergies, medication list and treatment questions.
Discuss your options
A healthcare professional assesses which care or referral is appropriate.
Plan your follow-up
Follow the advice you receive about treatment, monitoring and next steps.
Related condition guides
Learn about concerns where this medication may be discussed. Treatment depends on your individual assessment.
Prescription renewal and medication review
For a review of Naproxen, have your current dose, reason for treatment, remaining supply, benefits, side effects and pharmacy details ready. Ask your pharmacist or prescriber whether a renewal assessment is available and appropriate. A prescription or renewal is not guaranteed.
Questions about Naproxen
What is Naproxen used for?
Relieves pain and inflammation; it does not reverse arthritis damage.
How should I use Naproxen?
Use the prescribed formulation at the lowest effective dose for the shortest necessary duration.
What side effects can Naproxen cause?
Indigestion, nausea and abdominal discomfort.
When should I get medical help while using Naproxen?
Black stools, bloody vomit, chest pain, breathlessness or reduced urine require urgent care.
Can Naproxen interact with other medicines?
Review anticoagulants, other NSAIDs, lithium and blood-pressure medicines.
What should I know about Naproxen during pregnancy or breastfeeding?
Avoid in late pregnancy; from 20 weeks requires specific medical advice. Discuss breastfeeding.
Sources and product information
Sources checked 2026-09-08. Safety sections are highlights; consult the full product information for complete warnings and instructions.
Check the Canadian Drug Product Database by product name or DIN for current product information.
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