Definition

A drug used to treat non-small cell lung cancer that has spread, has not already been treated, and has certain mutations (changes) in the EGFR gene. It is also being studied in the treatment of other types of cancer. PF-00299804 blocks certain proteins, which may help keep cancer cells from growing and may kill them. It is a type of tyrosine kinase inhibitor. Also called dacomitinib and Vizimpro.