As nouns the difference between erlotinib and gefitinib
is that erlotinib is a drug used to treat certain cancers while gefitinib is a drug, used in the treatment of certain types of cancer, that acts in a similar way to erlotinib by selectively targeting the mutant proteins in malignant cells.
erlotinib
Noun
(-)
A drug used to treat certain cancers.
gefitinib
Noun
(-)
A drug, used in the treatment of certain types of cancer, that acts in a similar way to erlotinib by selectively targeting the mutant proteins in malignant cells.