EXTRIB can have side effects. Not all side effects reported for EXTRIB are included in this leaflet. Should your general health worsen, or if you experience any untoward effects while using EXTRIB, please consult your healthcare provider for advice.
If any of the following happens, stop using EXTRIB 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 or itching
- fainting.
These are all very serious side effects. If you have them, you may have had a serious allergic reaction to EXTRIB. You may need urgent medical attention or hospitalisation.
Tell your doctor immediately or go to the casualty department at your nearest hospital if you notice any of the following:
- fast or irregular heartbeat
- heart problems such as a feeling of tightness, pressure or pain in the chest (heart attack), severe increase is blood pressure which could make you sweat or flushed
- stroke (muscle weakness in the face, arm or leg - usually just on one side)
- serious liver problems: yellowing of your skin and eyeballs (jaundice), pain in your upper right abdomen, abdominal swelling or generally feeling unwell
- serious kidney problems: decreased urine output, swelling of the legs, ankles or feet, nausea or extreme tiredness, seizures or coma in severe cases
- wheezing or shortness of breath
- very serious skin reactions with reddening, blistering, severe inflammation and skin loss.
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:
- dry socket (inflammation and pain after a tooth extraction)
- swelling of the legs and/or feet due to fluid retention
- dizziness, headache
- abdominal pain, wind (excessive gas), heartburn, diarrhoea, indigestion/stomach discomfort, nausea
- bruising
- weakness and extreme tiredness, flu-like symptoms
- changes in blood tests related to your liver.
Less frequent side effects:
- infections of the mouth, nose, throat, cystitis or bladder infection (you may find it painful to urinate or see blood in your urine)
- low red blood cell count (anaemia), decreased white blood cells, as per blood test results
- appetite increase or decrease, weight gain
- anxiety, depression, decrease in mental sharpness
- eye irritation and redness
- ringing in the ears, vertigo (sensation of spinning when standing still)
- pressure or heaviness in the chest (angina pectoris)
- flushing
- cough, breathlessness, nosebleeds
- constipation, inflammation of the stomach lining that can become serious and may lead to bleeding, feeling sick or being sick (vomiting)
- stomach or bowel bloating, changes in your bowel habits, dry mouth, stomach ulcer, irritable bowel syndrome (stomach cramps, discomfort or bloating), a burning sensation due to stomach acid in the upper abdomen, lower chest or throat, mouth ulcers
- problems with your pancreas (you may experience upper abdominal pain that radiates into the back, which may be aggravated by eating foods high in fat, swollen and tender abdomen, nausea, vomiting, fever and increased heart rate)
- muscle cramp/spasm, muscle pain/stiffness
- high levels of potassium in your blood, changes in blood or urine tests relating to your kidney, serious kidney problems
- chest pain
- decreased haematocrit, decreased, haemoglobin, decreased blood cells which, help blood to clot, increased serum creatinine, increased uric acid, decrease in raised potassium levels in the blood, low blood levels of sodium.
The following side effects have been reported but the frequency for them to occur is not known:
- low number of platelets, which may cause bleeding and bruising. May require a blood transfusion. Bleeding may be serious or life threatening
- confusion, seeing or hearing things that are not there (hallucinations), restlessness, nervousness
- sleepiness
- blurred vision or problems seeing
- severe increase in blood pressure (hypertensive crisis), general swelling
- dark tarry stool with or without visible blood, vomiting blood, chronic, inflammatory bowel disease that causes inflammation in the digestive tract, Crohn’s disease (a lifelong condition where parts of the digestive system become inflamed)
- bruising, swelling of the face, skin rash or itchy skin, redness of the skin.
EXTRIB can cause damage to your kidneys and affect them removing acids properly from your blood into the urine (renal tubular acidosis), especially when taken at higher than recommended doses or for a prolonged period. It can also cause very low levels of potassium in your blood (see section 2). This is a very serious condition and will require immediate treatment. Signs and symptoms include muscle weakness and light-headedness.
If you notice any side effects not mentioned in this leaflet, please inform your doctor or pharmacist.