What is HER2+ breast cancer?
Learn about your type of cancer.
1 out of every
4 breast cancers
is HER2+
Learn about your type of cancer.
1 out of every
4 breast cancers
is HER2+
ONTRUZANT treatment can result in heart problems. Serious and sometimes fatal events have occurred. Some patients have had serious and fatal infusion reactions and lung problems. Symptoms usually occur during or within 24 hours of administration. ONTRUZANT can cause harm to an unborn baby, in some cases death of the unborn baby, when taken by a pregnant woman. ONTRUZANT treatment may lead to a worsening of low white blood cell count.