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zarxio helps you fight infection

ZARXIO is a man-made form of granulocyte colony-stimulating factor (G-CSF) called filgrastim. G-CSF is a natural substance produced by the body. The purpose of G-CSF is to stimulate the growth of neutrophils, a type of white blood cell that is important in the body’s fight against infection.

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Enroll in $0 co-pay

Eligible, commercially insured patients can enroll by phone or online.

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How is ZARXIO administered?

ZARXIO may be administered by you, a caregiver, or a healthcare professional.

Enroll in $0 co-pay*
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Frequently Asked Questions

Find answers to frequently asked questions about biosimilars and ZARXIO.