MedicalTerminology DB

Meaning of CP-358,774: A drug used to treat certain types of non-small cell lung cancer.

Definition of CP-358,774

A drug used to treat certain types of non-small cell lung cancer. It is also used together with gemcitabine to treat pancreatic cancer and is being studied in the treatment of other types of cancer. CP-358,774 is a type of epidermal growth factor receptor (EGFR) tyrosine kinase inhibitor. Also called erlotinib, erlotinib hydrochloride, OSI-774, and Tarceva.

Written and maintained by James Murray Last updated July 21, 2026 Educational reference, not medical advice. Read the limitations.

For learning, not diagnosis. This glossary provides general educational information and is not a substitute for advice from a qualified healthcare professional. If you may be experiencing a medical emergency, contact local emergency services.