Bosentan (BOZ-en-tan) 62.5 mg/125 mg film-coated tablets
Consumer Medicine Information
What is in this leaflet
This leaflet answers some common questions about Tracleer.
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 using
this medicine against the benefits they expect it will have for you.
If you have any concerns about using this medicine, ask your doctor or pharmacist.
Keep this leaflet with the medicine.
You may need to read it again.
What Tracleer is used for
Tracleer (TRAK-leer) is used for the treatment of high blood pressure in the blood
vessels between the heart and the lungs. This condition is called pulmonary arterial
This medicine acts to reduce abnormally high blood pressure by widening these blood
vessels. It belongs to the class of medicines known as endothelin receptor antagonists.
Your doctor however, may prescribe Tracleer for another purpose.
Ask your doctor if you have any questions why it has been prescribed for you.
This medicine is only available with a doctor's prescription.
Before you take Tracleer
When you must not take Tracleer
Do not take this medicine if you are:
pregnant or intend to become pregnant. You must stop taking the medicine at least
3 months before trying to become pregnant.
It is known that this medicine causes harm to the developing baby if you take it during
pregnancy and in the three months before becoming pregnant.
Tell your doctor immediately if you are breastfeeding. You are advised to stop breastfeeding
if this medicine is prescribed for you because it is not known if this drug passes
into the milk in women who are taking this medicine.
being treated with cyclosporine A (a medicine used after a transplant or to treat
being treated with glibenclamide (a medicine used for diabetes)
Do not take Tracleer if you are allergic to it or any of the ingredients listed at
the end of this leaflet.
Do not take Tracleer if you have moderate to severe liver disorder.
Do not take it after the expiry date (EXP) printed on the pack.
If you take it after the expiry date has passed, it may not work as well.
Do not take it if the packaging is torn or shows signs of tampering.
Before you start to take Tracleer
Tracleer may harm sperm. All men should use effective birth control while taking this
medicine and for 3 months after they stop taking it.
If sexually active, you must use a hormonal and barrier method of contraception.
This medicine may reduce the effectiveness of hormone contraceptives such as the pill
and hormone patches, implants or injection. It is important to use other contraceptives,
like condoms or an intrauterine device.
Your doctor will advise you about using reliable contraceptives before taking this
You must have a negative pregnancy test at the time of starting treatment if you are
Your doctor will need evidence that you are not pregnant.
Tell your doctor if:
1. you are a woman of childbearing potential and not using reliable contraceptive methods.
You must have a negative pregnancy test before beginning treatment. The test should
be performed on the second day of a normal menstrual period or 11 days after the last
unprotected sexual intercourse, whichever is later. Your doctor will advise you about
using reliable contraception before taking or whilst taking this medicine.
Hormonal contraception on its own is not a reliable option because this medicine may
make this method ineffective in preventing pregnancy. Hormonal contraceptives include
ones you take orally (the pill), patches you put on your skin, ones that are injected
and implants. You should ALWAYS use additional methods of contraception such as condoms
and IUDs and not rely just on hormonal contraception. You should have a pregnancy
test every month while you are taking this medicine. You must stop taking this medicine
for at least 3 months prior to becoming pregnant.
2. you are breastfeeding or planning to breastfeed.
It is not known whether Tracleer passes into breast milk.
3. you have allergies to:
any other medicines
any other substances such as foods, preservatives or dyes.
4. you have or have had any medical conditions, especially the following:
pulmonary arterial hypertension
liver or renal disorders
heart failure or disease
If you have not told your doctor about any of the above, tell them before you use
While taking Tracleer
Do not become pregnant while taking this medicine.
You must have a pregnancy test every month while you are taking this medicine.
Your doctor will need evidence that you are not pregnant before prescribing this medicine
Your doctor may arrange for regular blood tests to check for changes in your liver
function and haemoglobin level.
Interactions with other medicines
Tell your doctor if you are taking any other medicines including any that you buy
without a prescription from your pharmacy, supermarket or health food shop.
Some medicines may interfere with Tracleer. These include:
hormonal contraceptives (oral, injectable, transdermal and implantable)
simvastatin, medicines for lowering blood fats
medicines for diabetes such as glibenclamide and tolbutamide
medicines for fungal infections such as ketoconazole, itraconazole, fluconazole and
medicines for bacterial infections such as rifampicin
medicine to prevent organ transplantation rejection such as cyclosporine A, tacrolimus
medicines for rheumatoid arthritis or psoriasis / dermatitis
lopinavir+ritonavir or other ritonavir-boosted protease inhibitors and nevirapine
(used to treat HIV);
warfarin (used as anti-clotting medicines)
digoxin (used to treat heart rhythm disorders)
sildenafil or tadalafil (used to treat erectile dysfunction and/or pulmonary hypertension)
phenytoin, medicines for seizures
These medicines may be affected by Tracleer or may affect how well it works. You may
need to use different amounts of your medicines, or take different medicines.
Your doctor will advise you.
Your doctor or pharmacist has more information on medicines to be careful with or
to avoid while taking Tracleer.
How to take Tracleer
How much to take
Always take this medicine exactly as your doctor has instructed you.
You should check with your doctor or pharmacist if you are unsure.
The usual dose is one tablet, twice daily. For the first 4 weeks you will take a 62.5
mg tablet twice daily.
Depending on how you respond to the medicine, your doctor may increase the dosage
after four weeks to a 125 mg tablet twice daily.
Patients with low body weight
If you have body weight less than 40 kg but are over 12 years old, your doctor may
advise you take a 62.5 mg tablet twice daily.
Children aged 3 years and over
The dose will be determined by your doctor depending on the weight of the child.
If you do not think the medicine is working or you think it is working too well, talk
to your doctor. Your doctor may need to change the dose you are taking.
How to take this medicine
Tracleer is taken by mouth, in the morning and evening, and can be taken with or without
How long to take it
Do not stop taking this medicine unless your doctor tells you to.
Stopping your treatment may lead to a worsening of your symptoms. Your doctor may
tell you to reduce the dose over a few days before stopping completely.
If you forget to take it
If it is almost time for your next dose, skip the dose you missed and take the next
dose when you are meant to.
Do not take a double dose to make up for the dose you have missed.
This may increase the chance of getting an unwanted side effect.
If there is still a long time to go before your next dose, take it as soon as you
remember and then go back to taking it as you would normally.
If you are not sure what to do, ask your doctor or pharmacist.
If you have trouble remembering when to take your medicine, ask your pharmacist for
If you take too much (overdose)
Immediately telephone your doctor or the Poisons Information Centre (telephone 13
11 26) or go to Accident and Emergency at your nearest hospital if you think you or
anyone else may have taken too much Tracleer.
Do this even if there are no signs of discomfort or poisoning.
You may need urgent medical attention.
While you are using Tracleer
Things you must do
It is very important that you have a liver function blood test before you start treatment
and every month after that.
Tracleer can cause liver damage if it is not found early. Because this side effect
may not cause symptoms at first, only a blood test can show that you have early liver
damage. Regular blood tests let your doctor change or stop your therapy before there
is permanent damage.
You should have a blood test for anaemia after 1 and 3 months, and then every 3 months
for the rest of your treatment.
You need to have pregnancy tests monthly if you are a female of childbearing age
Things you must not do
Do not give the tablets to anyone else even if they have the same symptoms as you.
Things to be careful of
If you feel dizzy or that your vision is blurred whilst taking this medicine, do not
drive or operate any tools or machinery.
Tell your doctor immediately or go to Accident and Emergency at your nearest hospital
if you notice any of the following:
shortness of breath or difficulty in breathing
anaphylaxis and/ or swelling, most commonly around the eyes, lips, tongue or throat
yellowing of your skin or the whites of your eyes (jaundice)
These may be serious side effects of Tracleer. You may need urgent medical attention.
Serious side effects are uncommon.
Other side effects of this medicine include:
respiratory tract infection
dizziness or fainting
abnormal liver function test or liver disorders
inflamed throat and irritated nasal passages
flushing (hot flashes)
swelling of ankle, leg and joint or other signs of fluid retention
low blood pressure
fast heart beat
hypersensitivity reactions including itching, rash and skin inflammation
blocked or runny nose
heartburn or acid reflux
redness of the skin
body ache and pain
worsening of existing lung disease
See your doctor if any of these worry you.
Tell your doctor if you notice anything else that is making you feel unwell.
Other side effects not listed above may occur in some consumers.
Do not be alarmed by this list of possible side effects.
You may not experience any of them.
After using Tracleer
Store this medicine in the original bottle, in a cool, dry place where the temperature
stays below 25°C.
Keep out of reach of children.
What it looks like
Tracleer 62.5 mg tablets are orange-white, round tablets, embossed with "62.5" on
Tracleer 125 mg tablets are orange-white, oval tablets, embossed with "125" on one
Bottles of 60 tablets.
Tracleer 62.5 mg: 62.5 mg bosentan per tablet.
Tracleer 125 mg: 125 mg bosentan per tablet.
pregelatinised maize starch
sodium starch glycollate
iron oxide yellow
iron oxide red
Tracleer is supplied in Australia by Actelion Pharmaceuticals Australia Pty Limited.
Suite 6, 13b Narabang Way
Belrose NSW 2085
Tracleer is supplied in NZ by:
Healthcare Logistics Pharmacy Retailing NZ Ltd
PO Box 62027
Mt. Wellington, Auckland 1641
This leaflet was prepared in August 2019.
Australian Register Number:
Tracleer 62.5 mg - AUST R 91919
Tracleer 125 mg - AUST R 91920