Drug information provided by: Merative, Micromedex®
Peginterferon beta-1a injection is used to treat the relapsing forms of multiple sclerosis (MS), including clinically isolated syndrome, relapsing-remitting disease, and active secondary progressive disease. This medicine will not cure MS, but it may slow some of the disabling effects and decrease the number of relapses of the disease. Peginterferons are natural substances that are produced in the body to help fight infections. Peginterferon beta-1a is a synthetic (man-made) version of these substances.
This medicine is available only with your doctor's prescription.
This product is available in the following dosage forms:
Portions of this document last updated: Sept. 01, 2023
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