Neulasta is a prescription drug approved by the Food and Drug Administration (FDA) to lower the risk of developing infections after receiving chemotherapy or some types of radiation. Neulasta is also known by its drug name, Pegfilgrastim. Pegfilgrastim is a longer-acting version of Filgrastim, the active ingredient in Neuopogen.

Neulasta is a biologic drug and a colony-stimulating factor. Neulasta is believed to work by stimulating the production of white blood cells, which fight infection and fever.

How do I take it?... read more

Neulasta is administered as a subcutaneous injection once during each chemotherapy cycle. Neulasta is administered twice, with injections one week apart, after receiving radiation.

Neulasta comes in prefilled syringe and on-body injector forms.

Side effects
The FDA-approved label for Neulasta lists common side effects including bone pain and pain in the extremities.

Rare but serious side effects listed for Neulasta can include ruptured spleen, acute respiratory distress syndrome, and severe allergic reactions

Neulasta (Pegfilgrastim) Questions

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