FENAMIN-500 is used for the relief of period pain.
1. What FENAMIN-500 is and what it is used for
2. What you need to know before you take FENAMIN-500
Do not take FENAMIN-500
- If you are hypersensitive (allergic) to or have had an allergic reaction to mefenamic acid or any other ingredient in FENAMIN-500, aspirin or other related painkillers (see What FENAMIN-500 contains).
- If you have or ever had a stomach ulcer, perforation or bleeding due to the use of NSAIDs.
- If you have inflammatory bowel disease such as ulcerative colitis and Crohn’s disease (inflammatory conditions of the small intestine or colon).
- If you have epilepsy (a disorder that causes seizures).
- If you have a liver or kidney problem.
- If you have heart problems.
- If you are pregnant, do not use NSAIDs at 20 weeks or later in your pregnancy unless specifically advised to do so by your health care professional because these medicines may cause problems in your unborn baby.
Warnings and precautions
Special care should be taken with FENAMIN-500:
- If you are asthmatic or suffer from bowel problems, or any allergic reactions e.g., hay fever.
- If you suffer from heart problems, have had a previous stroke or think that you may be at risk of these conditions (for example if you have high blood pressure, diabetes or high cholesterol or are a smoker).
- If you are an elderly with has an increased frequency of side effects to NSAIDs such as FENAMIN-500, especially gastrointestinal bleeding and perforation (PUBs), which may be fatal.
- If you suffer from a bleeding disorder.
- If you are dehydrated.
- Tell your doctor or health care provider if you are pregnant or plan to become pregnant. Taking NSAIDs at around 20 weeks of pregnancy or later may harm your unborn baby. If you need to take NSAIDs for more than 2 days when you are between 20 and 30 weeks of your pregnancy, your healthcare provider may need to monitor the amount of fluid in your womb around your baby. You should not take NSAIDs around 30 weeks of pregnancy or later.
- If you develop a fever, skin rash, swelling of the lymph nodes and/or swelling of the face. This is known as Drug Reaction with Eosinophilia and Systemic Symptoms (DRESS).
Other medicines and FENAMIN-500
Always tell your health care provider if you are taking any other medicine. (This includes all complementary or traditional medicines).
In particular, FENAMIN-500 can affect the following medicines:
- Some medicines that are anticoagulants (i.e., thins blood/ prevent clotting e.g., aspirin/acetylsalicylic acid, warfarin, ticlodipine) may affect or be affected by treatment with FENAMIN-500;
- Antiplatelet medicines, used to prevent blood clots and serotonin reuptake inhibitors (SSRIs), used for the treatment of depression;
- Lithium;
- Corticosteroids;
- NSAIDs.
3. How to take FENAMIN-500
Do not share medicines prescribed for you with any other person.
Always take FENAMIN-500 exactly as described in this leaflet or as your doctor or pharmacist or nurse has told you. Check with your doctor or pharmacist or nurse if you are not sure.
The usual adult dose is:
Relief of mild to moderate pain: 500 mg three times a day.
FENAMIN-500 should not be given for longer than 3 days.
If you have the impression that the effect of FENAMIN-500 is too strong or too weak, tell your doctor or pharmacist.
If you take more FENAMIN-500 than you should
In the event of overdosage, consult your doctor or pharmacist. If neither is available, contact the nearest hospital or poison control center.
If you forget to take FENAMIN-500
Take your missed dose as soon as you remember, if within a few hours after missing a dose. If you only remember about the missed dose the following day, do not take a double dose to make up for the forgotten dose.
4. Possible side effects
FENAMIN-500 can have side effects.
Not all side effects reported for FENAMIN-500 are included in this leaflet. Should your general health worsen or if you experience any untoward effects while taking FENAMIN-500, please consult your healthcare provider for advice.
If any of the following happens, stop taking FENAMIN-500 and tell your doctor immediately or go to the casualty department at your nearest hospital:
- Swelling of the hands, feet, ankles, face, lips, mouth or throat, which may cause difficulty in swallowing or breathing;
- rash and itching;
- severe skin reactions.
These are all very serious side effects. If you have them, you may have had a serious allergic reaction to FENAMIN-500. You may need urgent medical attention or hospitalization.
Tell your doctor immediately or go to the casualty department at your nearest hospital if you notice any of the following:
- Pass blood in your faeces (stools);
- pass black tarry stools;
- vomit any blood or dark particles that look like coffee grounds;
- unexplained wheezing, shortness of breath, or bruising;
- hallucinations;
- medicines such as FENAMIN-500 have been associated with a small increased risk of heart attack (myocardial infarction) or stroke;
- blood disorders, kidney problems, liver problems may occur rarely with FENAMIN-500;
- FENAMIN-500 has also been shown to sometimes worsen the symptoms of Crohn’s disease or colitis.
These are all serious side effects. You may need urgent medical attention.
Tell your doctor if you notice any of the following:
Frequent side effects:
- Diarrhoea,
- Feeling sick and/or vomiting,
- Unexplained stomach pain or other abnormal stomach symptoms.
Less frequently side effects:
- Seeing/hearing strange things;
- fluid retention (e.g. swollen ankles);
- headache, dizziness;
- constipation, flatulence (wind).
Frequency unknown:
- Indigestion, heartburn;
- blurred or disturbed vision.
If you notice any side effects not mentioned in this leaflet, please inform your doctor or pharmacist.
Reporting of side effects
If you get side effects, talk to your doctor or pharmacist or nurse. You can also report side effects to SAHPRA via the “6.04 Adverse Drug Reaction Reporting Form”, found online under SAHPRA’s publications: https://www.sahpra.org.za/Publications/Index/8.
By reporting side effects, you can help provide more information on the safety of FENAMIN-500.
May also report to Adcock Ingram Limited using the following email: [email protected], or fax to +27 86 553 0128 or call 011 635 0134.
5. How to store FENAMIN-500
Store in a cool dry place at or below 25 °C.
Protect from light.
Do not store a bathroom.
Do not use after the expiry date stated on the label.
Return all unused medicine to your pharmacist.
Do not dispose of unused medicine in drains or sewerage systems (e.g., toilets).
Keep in original packaging until required for use.
STORE ALL MEDICINES OUT OF REACH OF CHILDREN.