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Pegfilgrastim

Pegfilgrastim is an active ingredient of the class «immunostimulant».

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Pharmaceutical drug

Informational only — not medical advice. Ask a doctor or pharmacist; never change a dose on your own.

What it is used for

Armlupeg is a leukocyte growth factor indicated to Decrease the incidence of infection, as manifested by febrile neutropenia, in patients with non-myeloid malignancies receiving myelosuppressive anti-cancer drugs associated with a clinically significant incidence of febrile neutropenia.

US label

Reduction in the duration of neutropenia and the incidence of febrile neutropenia in adult patients treated with cytotoxic chemotherapy for malignancy (with the exception of chronic myeloid leukaemia and myelodysplastic syndromes).

EMA

How it works

Class: immunostimulant

Common side effects

The following clinically significant adverse reactions are discussed in greater detail in other sections of the labeling: Splenic Rupture Acute Respiratory Distress Syndrome Serious Hypersensitivity Reactions Use in Patients with Sickle Cell Disorders Glomerulonephritis Leukocytosis Thrombocytopenia Capillary Leak…

US label

Who should not take it

Armlupeg is contraindicated in patients with a history of a serious hypersensitivity reaction to pegfilgrastim products or filgrastim products.

US label

Pregnancy and breastfeeding

Although available data with pegfilgrastim product use in pregnant women are insufficient to establish whether there is a drug associated risk of major birth defects, miscarriage, or adverse maternal or fetal outcomes, there are available data from published…

Excerpts from the US prescribing label (public domain), copied without changes.

Brand names

European Union

Cavoley · Dyrupeg · Grasustek · Nylaspeg · Pelgraz · Vivlipeg

Canada

Armlupeg · Dyrupeg · Lapelga · Niopeg · Pexegra

Other trade names

Neulasta sureclick · Ristempa

Approval status

US Food and Drug Administration
prescription · since 2002
European Medicines Agency
authorised · since 2002
Health Canada
prescription · marketed
First approval anywhere
2002

Codes

ATC
L03AA13
RxNorm CUI
338036
ChEMBL
CHEMBL1201568
UNII
3A58010674
Wikidata
Q1592932

Frequently asked questions

What is Pegfilgrastim used for?

Pegfilgrastim is used for: B-cell lymphoma, Agranulocytosis, Diffuse large B-cell lymphoma, Lymphoma, Lung carcinoma in situ, Colon cancer, Neutropenia, and Non-Hodgkin lymphoma.

What kind of medicine is Pegfilgrastim?

Pegfilgrastim is an active ingredient of the class «immunostimulant».

What are the brand names of Pegfilgrastim?

Brand names of Pegfilgrastim include Cavoley, Dyrupeg, Grasustek, Nylaspeg, Pelgraz, Vivlipeg, Armlupeg, and Lapelga.

Medicines in the same class

Sources and licences

Updated November 15, 2026