Follow all directions on your medicine label and package. Tell each of your healthcare providers about all your medical conditions, allergies, and all medicines you use.
Before taking this medicine
You should not use  Udenyca if you are allergic to Udenyca or filgrastim (Neupogen).
Tell your doctor if you have ever had:
sickle cell disorder;
kidney disease;
chronic myeloid leukemia;
radiation treatment;
myelodysplastic syndrome (also called "preleukemia"); or
a latex allergy.
Treatment with Fulphila and radiation with or without chemotherapy for breast or lung cancer, you could develop a blood disorder or blood cancer (leukemia). Ask your doctor about this risk.
Tell your doctor if you are pregnant or breastfeeding.
