Precautions

Drug information provided by: IBM Micromedex

It is very important that your doctor check your progress closely at regular visits while you or your child are receiving this medicine to make sure it is working properly. Blood tests will be needed to check for unwanted effects.

Thrombotic microangiopathy (damage in the smallest blood vessels) may occur while you are using this medicine. Tell your doctor right away if you have the following symptoms: a fever, tiredness, confusion, loss of vision, or seizures.

This medicine may increase your chance of having blood clotting problems. Tell your doctor right away if you have a sudden or severe headache, problems with vision or speech, chest pain, shortness of breath, or numbness or weakness while you are receiving this medicine.

Using this medicine while you are pregnant can harm your unborn baby. Women should use an effective form of birth control to keep from getting pregnant during treatment with this medicine. If you think you have become pregnant while using this medicine, tell your doctor right away.

Tell your doctor if this medicine does not prevent or stop bleeding as expected.

Make sure any doctor or dentist who treats you knows that you are using this medicine. You may need to stop using this medicine several days or months before you have surgery or medical tests.