http://pi.amgen.com/united_states/
neupogen/neupogen_ppi_pt_english.pdf
Among other things: "Serious Allergic Reactions. NEUPOGEN can cause serious allergic reactions. These reactions can cause a rash over the whole body, shortness of breath, wheezing, dizziness, swelling around the mouth or eyes, fast pulse, and sweating. If you or your child starts to have any of these symptoms, stop using NEUPOGEN and call your doctor or seek emergency care right away.