SINGULAIR ®
-------------------------------------------------------------------------------- Montelukast sodium
This leaflet answers some common questions about SINGULAIR. It does not contain all the available information.
It does not take the place of talking to your doctor or pharmacist.
All medicines have risks and benefits. Your doctor has weighed the risks of you taking SINGULAIR against the benefits they expect it will have for you.
If you have any concerns about taking this medicine, ask your doctor or pharmacist.
Keep this leaflet with the medicine.
You may need to read it again.
What SINGULAIR is used for
SINGULAIR is used to prevent asthma symptoms, including those that occur during the day and at night-time. It also prevents the narrowing of airways triggered by exercise.
It can be used in children 2 years of age and older, teenagers and adults.
SINGULAIR tablets are not used to treat an acute attack of asthma. If an acute attack occurs, follow your doctor's instructions for your reliever medicine, and keep taking your SINGULAIR each night or as prescribed.
As a preventive medicine, SINGULAIR can be used alone or in combination with other preventive medicines, such as inhaled corticosteroids. Your doctor may reduce your dose of inhaled corticosteroid while you are taking SINGULAIR.
Asthma is a lung disease and has the following characteristics:
- narrowed airways causing
breathing to become difficult
- inflamed airways, which means
the lining of airways become
swollen
- sensitive airways that react to
many things, such as cigarette
smoke, pollen, or cold air.
Symptoms of asthma include coughing, wheezing and chest tightness. Not all people with asthma wheeze. For some, coughing may be the only symptom of asthma. Symptoms often occur during the night or after exercise.
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How SINGULAIR works
SINGULAIR belongs to a group of medicines called leukotriene receptor antagonists. It works by blocking substances in your lungs called leukotrienes that cause narrowing and swelling of airways. Blocking leukotrienes improves asthma symptoms and helps prevent asthma attacks.
Your doctor may have prescribed SINGULAIR for another reason. Ask your doctor if you have any questions about why SINGULAIR has been prescribed for you.
SINGULAIR is not addictive.
Before you take SINGULAIR
When you must not take it
Do not take SINGULAIR if:
you have an allergy to SINGULAIR or any of the ingredients listed at the end of this leaflet the packaging is torn or shows signs of tampering the expiry date on the pack has passed.
If you take this medicine after the expiry date has passed, it may not work.
If you are not sure whether you should start taking SINGULAIR, talk to your doctor.
Do not give SINGULAIR to children under 2years of age.
Safety and effectiveness in children younger than 2 years of age have not been studied.
Before you start to take it Tell your doctor if:
1. you are pregnant or intend to become pregnant
SINGULAIR has not been studied in pregnant women.
2. you are breast-feeding or plan to breast-feed
It is not known if SINGULAIR passes into breast milk.
- you have or have had any medical conditions
- your child has a condition called phenylketonuria
The 5 mg and 4 mg chewable tablets contain aspartame, corresponding to 0.842 mg phenylalanine in each 5 mg tablet and 0.674 mg in each 4 mg tablet.
5. you have any allergies to any other medicines or any other substances, such as foods,
preservatives or dyes.
If you have not told your doctor about any of the above, tell them before you take any SINGULAIR.
Taking other medicines
Tell your doctor if you are taking any other medicines, including medicines that you buy without a prescription from your pharmacy, supermarket or health food shop.
Some medicines may affect the way other medicines work. However, SINGULAIR has not been shown to interfere with other medicines.
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How to take SINGULAIR
How much to take
Take SINGULAIR only when prescribed by your doctor.
For adults and teenagers 15 years and older, the dose is one 10 mg tablet taken each day at bedtime.
For children 6 to 14 years old, the dose is one 5 mg chewable tablet taken each day at bedtime.
For children 2 to 5 years old, the dose is one 4 mg chewable tablet taken each day at bedtime.
Follow all directions given to you by your doctor carefully.
They may differ from the information contained in this leaflet.
If you do not understand the instructions on the box, ask your doctor or pharmacist for help.
How to take it
SINGULAIR comes as three types of tablets:
- 10 mg tablets for adults and teenagers 15 years and older.
- 5 mg chewable tablets for children 6-14 years old.
- 4 mg chewable tablets for children 2-5 years old.
Swallow the 10 mg tablet with a glass of water.
Chew the 5 mg or 4 mg chewable tablet thoroughly and swallow.
When to take it
Take your SINGULAIR at bedtime each day.
Taking your tablet at bedtime each day is expected to have the best effect. It will also help you remember when to take the tablets. It does not matter if you take SINGULAIR before or after food.
How long to take it
SINGULAIR helps control your asthma. Therefore SINGULAIR must be taken every day. Continue taking SINGULAIR for as long as your doctor prescribes.
If you forget to take it
Skip the dose you missed and take your next dose at bedtime as usual.
Do not take a double dose to make up for the dose that you missed.
If you have trouble remembering to take your tablets, ask your pharmacist for some hints.
If you take too much (overdose)
Immediately telephone your doctor or Poisons Information Centre (telephone 1311 26) for advice, if you think that you or anyone else may have taken too much SINGULAIR. Do this even if there are no signs of discomfort or poisoning.
The most common symptoms reported with overdose in children include thirst, sleepiness, dilated pupils, hyperactivity and stomach pain.
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While you are using SINGULAIR
Things you must do
Continue taking SINGULAIR every day as directed by your doctor, even if you have no asthma symptoms or if you have an asthma attack.
If your asthma gets worse while taking SINGULAIR, tell your doctor immediately.
If an acute attack of asthma occurs, follow your doctor's
instructions on what reliever medicine to use to relieve the attack.
Ask your doctor for a written Asthma Action Plan that is tailored to suit your needs.
An Asthma Action Plan is an effective way to help manage your asthma and stay well. This plan helps you recognise when your asthma is getting worse and tells you what to do when this happens. Scientific studies have shown that people with asthma who use a written
Asthma Action Plan, see their doctor regularly and receive asthma education have:
- better controlled asthma
- fewer asthma attacks
- fewer days off work due to
asthma
- fewer hospital admissions
For more information or for a copy of an Asthma Action Plan, contact your local Asthma Foundation on 1800 645 130 or your pharmacist.
If you become pregnant while taking SINGULAIR, tell your doctor immediately.
If you are about to be started on any new medicine, tell your doctor and pharmacist that you are taking SINGULAIR.
Things you must not do
If you have been prescribed the 10 mg tablets, do not take two 5 mg chewable tablets in its place. If you have been prescribed the 5 mg tablets, do not take half a 10 mg tablet in its place.
The different strength tablets may not have the same effect, as they are absorbed slightly differently in the body.
Do not take SINGULAIR to relieve an acute asthma attack. In case of an acute asthma attack, follow your doctor's instructions on what reliever medicine to use.
Do not give SINGULAIR to anyone else, even if they have the same condition as you.
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Side Effects Singulair
Tell your doctor or pharmacist as soon as possible if you do not feel well while you are taking SINGULAIR.
SINGULAIR helps most people with asthma, but it may have unwanted side effects in a few people. All medicines can have side effects. Sometimes they are serious, most of the time they are not. You may need medical treatment if you get some of the side effects.
Ask your doctor or pharmacist to answer any questions you may have.
Tell your doctor if you notice any of the following and they worry you:
- headache
- stomach pain
- nausea, vomiting
- diarrhoea
- drowsiness
- dream abnormalities, difficulty sleeping
- irritability, restlessness and agitation, including aggressive behaviour
- seeing, feeling or hearing things that are not there (also called hallucinations)
- muscle aches or muscle cramps, joint pain
- fluid retention
- decreased feeling or sensitivity, especially in the skin
- pins and needles
These are usually mild side effects of SINGULAIR.
Tell your doctor immediately if you notice any of the following:
- skin rash or itchiness
- increased tendency to bleed, bruising called palpitations
• symptoms of liver disease such as nausea, vomiting, loss of appetite, feeling generally unwell, fever, itching, yellowing of the skin and eyes, and dark coloured urine
These may be serious side effects. You may need urgent medical attention. Serious side effects are rare.
If any of the following happen, stop taking SINGULAIR and tell your doctor immediately or go to accident and emergency at your nearest hospital:
- swelling of the face, lips, mouth, throat or tongue which may cause difficulty in breathing or swallowing
- pinkish, itchy swellings on the skin, also called hives or nettlerash
- seizure
These may be serious side effects. If you have them, you may be having a serious allergic reaction to SINGULAIR. You may need urgent medical attention. These side effects are rare.
Other side effects not listed above may also occur in some patients. Tell your doctor if you notice any other effects.
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After using SINGULAIR
Storage
Keep your tablets in the blister pack until it is time to take them.
If you take the tablets out the blister pack they may not keep well.
Keep SINGULAIR in a cool dry place where the temperature stays below 30 degrees C. Do not store it or any other medicine in the bathroom or near a sink.
Do not leave it in the car or on window sills.
Heat and dampness can destroy some medicines.
reach it.
A locked cupboard at least one-and-a-half metres above the ground is a good place to store medicines.
Disposal
If your doctor tells you to stop taking the tablets, or the tablets have passed their expiry date, ask your pharmacist what to do with any that are left over.
Product description
What it looks like
SINGULAIR comes as three types of tablets:
- 10 mg tablet - beige, rounded square tablet with SINGULAIR marked on one side and MSD 117 on the other.
- 5 mg chewable tablet - pink, round tablet with SINGULAIR marked on one side and MSD 275 on the other.
- 4 mg chewable tablet - pink, oval tablet with SINGULAIR marked on one side and MSD 711 on the ther.
A box of SINGULAIR contains 28 tablets.
® Registered Trademark of Merck & Co., Inc. Whitehouse Station , N.J. , U.S.A.
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