Tracleer - Bosentan Tablets
A Cornerstone of Oral Therapy 
For patients with pulmonary arterial hypertension (PAH) WHO Class II-IV 
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Important Information about an Approved Oral Medication for Pulmonary Arterial Hypertension
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Important Information about an Approved Oral Medication for Pulmonary Arterial Hypertension

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What's the most important safety information I should know about taking Tracleer?

In order to detect important side effects, you must have regular blood tests. Your doctor will prescribe these tests for you. It’s required that you have liver function tests before you start treatment, and each month thereafter while you are taking Tracleer. If you are female of childbearing potential, you must have a negative pregnancy test before taking Tracleer and every month thereafter, and you should not become pregnant while taking Tracleer.

Why are monthly Liver Function tests so important?

Patients on Tracleer need to have a blood test to check their liver function before starting treatment with Tracleer and each month for as long as they continue to take Tracleer. This is because, in clinical trials of Tracleer, some patients experienced abnormal liver function, elevated liver enzymes and liver damage.

By checking your liver enzymes each month, your doctor may be able to detect problems with your liver before they become serious or cause permanent harm.

Tell your doctor immediately if you experience any of the following signs of liver damage:

  • Nausea
  • Vomiting
  • Fever
  • Unusual tiredness
  • Abdominal (stomach area) pain
  • Yellowing of the skin or the whites of your eyes (jaundice)

Remember, liver problems may not cause symptoms at first—monthly blood tests performed by your doctor can help your healthcare provider evaluate if your liver is functioning correctly.


What drug interactions do I have to be aware of?

What happens if my Liver Function test scores are elevated?

Your healthcare team will guide you on what to do if your liver enzymes are elevated. Your doctor might adjust or stop your treatment or ask you to have more blood tests in order to decide on the best treatment plan for you.

Why shouldn’t I become pregnant while taking Tracleer?

Tracleer can cause serious birth defects if taken during pregnancy. You must not become pregnant when you start taking Tracleer or during Tracleer treatment. Serious birth defects from Tracleer can happen early in pregnancy. Females who are able to get pregnant must have a negative pregnancy test before starting treatment and each month during Tracleer treatment.

Talk with your healthcare provider or gynecologist (a doctor who specializes in female reproduction) to find out about how to prevent pregnancy. Do not have unprotected sex. Tell your healthcare provider right away if you miss a menstrual period or you think you may be pregnant.

What should I know about birth control?

Females who are able to get pregnant must use effective birth control while taking Tracleer. You must choose and use two reliable forms of birth control at the same time, unless you have a tubal sterilization, Copper T 380A IUD, or LNg 20 IUS-these methods can be used alone.

The chart below lists reliable forms of birth control. However, you and your doctor should decide which methods are right for you. Your doctor may recommend that you use a different method to decrease your risk of problems with your pulmonary arterial hypertension (PAH).


Reliable methods of contraception during treatment with Tracleer

Methods to use alone

Hormone
(choose 1 and use with a barrier method)

Barrier
(use both OR choose 1 and use with a hormone method)

  • Intrauterine devices (IUDs)
    Copper T 380A IUD
    LNg-20 IUS (progesterone IUD)
  • Tubal Sterilization
  • Estrogen and progesterone
    Oral contraceptives
    Transdermal patch
    Vaginal ring
  • Progesterone only
    Injection
    Implant
  • Male condom with spermicide
  • Diaphragm with spermicide
    OR
    Cervical cap with spermicide

A partner’s vasectomy still requires 1 additional method of contraception.


IMPORTANT SAFETY INFORMATION

Because of the risks associated with Tracleer, this medication may be prescribed only by your doctor through the Tracleer Access Program. Liver damage: Tracleer can cause serious liver damage, including in rare cases liver failure and, in situations with regular liver testing, unexplained liver cirrhosis. So you must have a blood test to check your liver function before you start Tracleer and each month after that. Call your doctor right away if you have any of these symptoms of liver problems: nausea, vomiting, fever, unusual tiredness, abdominal (stomach area) pain, or yellowing of the skin or the whites of your eyes (jaundice). Serious birth defects: Tracleer is very likely to cause serious birth defects. It is important not to be or to become pregnant while taking Tracleer and to have a pregnancy test before you start the drug and each month thereafter. It is very important for you to use reliable forms of birth control while taking Tracleer. Hormonal contraceptives should not be used alone because they may not be effective in patients taking Tracleer.
Do not take Tracleer with glyburide or cyclosporine-A because they may increase your chance of side effects.

Please see full Prescribing Information, including BOXED WARNING and Medication Guide.




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Side effects of Tracleer
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