Mefenamic acid tablets
£24.99 – £59.99
Mefenamic acid is medication licensed for use in both painful periods (dysmenorrhoea) and heavy periods (menorrhagia). It belongs to the class of medications known as NSAID’s which also includes naproxen and ibuprofen.
Product Selections Available:
Strength or Size | Quantity | Price |
---|---|---|
500mg | pack of 28 | £24.99 |
500mg | pack of 56 | £44.99 |
500mg | pack of 84 | £59.99 |
- This product requires a consultation with a UK registered clinician, who will determine if the prescription is appropriate.

About Mefenamic acid tablets
Mefenamic acid is medication licensed for use in both painful periods (dysmenorrhoea) and heavy periods (menorrhagia). It belongs to the class of medications known as NSAID’s which also includes naproxen and ibuprofen.
Directions:
Take ONE tablet three times a day. Start taking on first day of painful/heavy period and continue throughout your period where required. Do NOT use after your period.
Talk to a healthcare professional before taking mefenamic acid if you have had or suffer with any of the following conditions:
– an allergic reaction to medicines in the past
– high blood pressure
– Any heart problems
– stomach ulcers, bleeding in the stomach or intestines, or a hole in your stomach
– allergic reaction to any non-steroidal anti-inflammatory medicines (NSAIDs)
– Liver or kidney issues
– Crohn’s disease or ulcerative colitis
– blood clotting disorder
– plans for pregnancy or are breastfeeding
Frequently Asked Questions
Mefenamic Acid belongs to NSAIDs and works by reducing the hormones that cause inflammation and pain in the body.
Take one tablet three times a day, starting on the first day of your period and continuing as needed, but not beyond your period.
Common side effects include nausea, vomiting, diarrhoea, and stomach pain. Severe reactions may include allergic responses.
Consult your doctor, as Mefenamic Acid may interact with other medications, including other NSAIDs and blood thinners.
Mefenamic Acid is not recommended during pregnancy. Consult your doctor for advice.
Relief from pain can typically be noticed within a few hours of taking the medication.
Store at room temperature, away from heat and direct light, and keep the bottle tightly closed.
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