-chemotherapy or radiation therapy
-medicines that lower your immune system like etanercept, anakinra, infliximab, and adalimumab
-medicines that treat or prevent blood clots like warfarin
-phenytoin
-steroid medicines like prednisone or cortisone
-theophylline
-vaccines

They need to know if you have any of these conditions:

-bleeding disorder like hemophilia
-fever or infection
-Guillain-Barre syndrome or other neurological problems
-immune system problems
-infection with the human immunodeficiency virus (HIV) or AIDS
-low blood platelet counts
-multiple sclerosis
-an unusual or allergic reaction to influenza virus vaccine, latex, other medicines, foods, dyes, or preservatives. Different brands of vaccines contain different allergens. Some may contain latex or eggs. Talk to your doctor about your allergies to make sure that you get the right vaccine.
-pregnant or trying to get pregnant
-breast-feeding

Report any side effects that do not go away within 3 days to your doctor or health care professional. Call your health care provider if any unusual symptoms occur within 6 weeks of receiving this vaccine.
You may still catch the flu, but the illness is not usually as bad. You cannot get the flu from the vaccine. The vaccine will not protect against colds or other illnesses that may cause fever. The vaccine is needed every year.

The vaccine will be given by a health care professional in a clinic, pharmacy, doctor''s office, or other health care setting. You will not be given vaccine doses to store at home.