Serious allergic reactions including anaphylaxis. Not to be administered in patients w/ history of serious allergic reactions to pegfilgrastim or filgrastim; between 14 days before & 24 hr after administration of cytotoxic chemotherapy. Not to be used to increase dose of cytotoxic chemotherapy beyond established dose regimen; in myelodysplastic syndrome, chronic myelogenous leukaemia, & secondary AML. Discontinue treatment immediately if leukocyte counts exceed 50 x 10
9/L after expected nadir; in patients w/ acute resp distress syndrome; permanently in patients w/ serious allergic reactions. Splenic rupture. Severe sickle cell crises in patients w/ sickle cell disorders receiving treatment. Potential for tumor growth stimulatory effects on malignant cells. Patients receiving high dose chemotherapy w/ AML. Contains sorbitol. Perform WBC count at regular intervals during therapy. Carefully monitor spleen size. Evaluate patients who report left upper abdominal &/or shoulder tip pain for enlarged spleen or splenic rupture; who develop fever & lung infiltrates or resp distress after receiving treatment. Not to be taken by patients w/ rare hereditary problems of fructose intolerance. Pregnancy. Not to be used during breastfeeding. Childn & adolescents <18 yr.