This medication is given by a health care professional. It is injected slowly into a vein as directed by your doctor, usually over at least 60 minutes.

The dosage is based on your medical condition and response to treatment. To get the most benefit, do not miss any doses. To help you remember, mark the days on the calendar when you need to receive the medication.

Infusion reactions may happen during the infusion of this drug. Your doctor may prescribe other medications (such as acetaminophen, diphenhydramine) before each treatment to help prevent these side effects. Tell your doctor right away if you have any symptoms of infusion reactions such as chills, fever, or shortness of breath.