Children younger than 9 years of age who are receiving Influenza. vaccine for the first time should receive 2 doses this season. See current influenza recommendations for other factors affecting the decision to. administer one vs. two doses to children younger than 9 years.
Chemotherapy drugs. The most common chemotherapy drugs used to treat colorectal cancer are: 1  5-fluorouracil (5-FU, Adrucil). 2  given by intravenous intravenousWithin or into a vein (a blood vessel that carries blood from tissues and organs in the body to the heart). 3  injection, either intermittently or as a continuous infusion.
How often and how long you get chemotherapy depends on: 1  Your type of cancer and how advanced it is. 2  The goals of treatment (whether chemotherapy is used to cure your cancer, control its growth, or ease the symptoms). 3  The type of chemotherapy.4  How your body reacts to chemotherapy.ow often and how long you get chemotherapy depends on: 1  Your type of cancer and how advanced it is. 2  The goals of treatment (whether chemotherapy is used to cure your cancer, control its growth, or ease the symptoms). 3  The type of chemotherapy. 4  How your body reacts to chemotherapy.