GENERIC NAME: BOSENTAN - ORAL (boe-SEN-tan)
BRAND NAME(S): Tracleer
WARNING: Because bosentan can have serious side effects, you must be enrolled in a special program (Tracleer Access Program) to receive it. Talk with your doctor about the benefits and risks of taking this medication.
Bosentan may rarely cause serious (possibly fatal) liver damage. Rarely, liver problems have happened in people after stopping treatment with bosentan. Your doctor will perform liver function tests before you start treatment and once a month during treatment. Tell your doctor right away if you notice dark urine, loss of appetite, persistent nausea/vomiting, stomach/abdominal pain, or yellowing eyes/skin.
Bosentan must not be used during pregnancy because it may cause serious harm (such as birth defects) in an unborn baby. Women of childbearing age must have a negative pregnancy test before starting this medication and monthly during treatment. Use at least two reliable forms of birth control while taking bosentan and for at least one month after stopping bosentan as directed by your doctor to prevent pregnancy. If you become pregnant or think you may be pregnant, tell your doctor right away. (See also Precautions section.)
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