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Before taking entacapone
Before taking entacapone make sure your doctor or pharmacist knows:
- If you are pregnant, trying for a baby or breast-feeding.
- If you suffer from liver problems.
- If you suffer from phaeochromocytoma (a growth affecting the adrenal glands).
- If you have ever suffered from rhabdomyolysis (a condition affecting the muscles).
- If you have ever suffered from neuroleptic malignant syndrome (a reaction to neuroleptic or antipsychotic medicines).
- If you are taking other medicines, including those available to buy without a prescription, herbal or complementary medicines. This is especially important if you have recently taken antidepressants known as monoamine oxidase inhibitors (MAOI's).
- If you have ever had an allergic reaction to this or any other medicine.
How to take entacapone
- Before beginning treatment, read the manufacturer's printed information leaflet.
- Take entacapone exactly as directed by your doctor. Take your doses at the same time as your co-beneldopa or co-careldopa.
- Do not take any iron-containing medicines at the same time as entacapone.
- When you first start taking entacapone, your doctor may adjust the doses of your other medicines for Parkinson's disease. This is to help prevent any undesirable side-effects.
Getting the most from your treatment
- Entacapone may cause a reddish discolouration of the urine and other body fluids may also be affected. This is completely harmless and is no cause for concern.
- As your body movements become easier, be careful not to overdo physical activities. Physical activities must be increased gradually to allow your body to adjust to changing balance, circulation and co-ordination. This is especially important if you are elderly.
- Some people taking entacapone have experienced falling asleep suddenly with little or no warning of tiredness. If you experience this you should avoid driving, operating machinery or doing other tasks where you need to be fully alert, and let your doctor know.
- If you are having any treatment like an operation or dental treatment, tell the person carrying out the treatment which medicines you are taking.
- Keep your regular doctor's appointment so your progress can be monitored.
- Do not stop taking this medicine without speaking to your doctor first.
- If you buy any medicines, check with a pharmacist that they are safe to take with entacapone.
Can entacapone cause problems?
Along with their useful effects all medicines can cause unwanted side effects which usually improve as your body adjusts to the new medicine. Speak with your doctor or pharmacist if any of the following side effects continue or become troublesome.
| Common side-effects - these affect less than 1 in 10 people who take this medicine | What can I do if I experience this |
| Feeling or being sick, abdominal pain | Eat little and often. Stick to simple foods |
| Tiredness, drowsiness | Make sure your reactions are normal before driving, operating machinery or doing any other jobs which could be dangerous if you were not fully alert. Avoid alcohol; it will increase any feelings of drowsiness |
| Diarrhoea | Drink plenty of water to replace lost fluids. If you start losing weight, let your doctor know |
| Constipation | Try to eat a well balanced diet containing plenty of fibre and drink 6-8 glasses of water each day |
| Dizziness | Getting up or moving more slowly should help. If you begin to feel dizzy, lie down so that you do not faint, then sit for a few moments before you stand. If this continues, speak with your doctor |
| Dry mouth | Try chewing sugar-free gum or sucking sugar-free sweets |
| Uncontrolled or unusual body movements, sweating, skin rash, confusion, seeing or hearing things that are not real, and difficulty sleeping | Let your doctor know if you experience any of these |
If you experience any other symptoms which you think may be due to this medicine, speak with your doctor or pharmacist.
How to store entacapone
- Keep all medicines out of the reach and sight of children.
- Store in a cool, dry place, away from direct heat and light.
Important information about all medicines
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References
- Manufacturer's PIL, Comtess®, Orion Pharma (UK) Limited, electronic Medicines Compendium. Dated February 2007, accessed February 2009.
- Manufacturer's PIL, Stalevo®, Orion Pharma (UK) Limited, electronic Medicines Compendium. Dated January 2009, accessed February 2009.
- British National Formulary; 56th Edition (September 2008) British Medical Association and Royal Pharmaceutical Society of Great Britain, London.