Información sobre medicamentos proporcionada por: IBM Micromedex

It is very important that your doctor check your progress at regular visits to make sure this medicine is working properly.

Using this medicine while you are pregnant can harm your unborn baby. If you are a woman who can get pregnant, your doctor may do tests to make sure you are not pregnant before starting avapritinib treatment. Men and women should use an effective form of birth control during treatment and for up to 6 weeks after treatment. If you think you have become pregnant while using this medicine or within 6 weeks after the last dose, tell your doctor right away.

This medicine may cause intracranial hemorrhage (bleeding in the brain). Make sure your doctor knows if you have a bleeding disorder, or any medical condition that increases your chance of bleeding. Call your doctor right away if you have confusion, headache, sudden, severe weakness, nausea, or vomiting.

This medicine may cause changes in mood or behavior, trouble sleeping, or hallucinations (seeing, hearing, or feeling things that are not there). It may also make you drowsy, dizzy, confused, or less alert than you are normally. Do not drive or do anything else that could be dangerous until you know this medicine affects you.

If you plan to have children, talk with your doctor before using this medicine. Some men and women using this medicine have become infertile (unable to have children).

Do not take other medicines unless they have been discussed with your doctor. This includes prescription or nonprescription (over-the-counter [OTC]) medicines and herbal (eg, St. John's wort) or vitamin supplements.