Indication

Metastatic non-small cell lung cancer with EGFR exon 21 L858R substitution mutation

Metastatic non-small cell lung cancer with EGFR exon 21 L858R substitution mutation refers to advanced, stage IV epithelial malignancy of the respiratory tract that has disseminated beyond the primary pulmonary site and regional lymph nodes. Read more about Metastatic non-small cell lung cancer with EGFR exon 21 L858R substitution mutation

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Drugs that treat it

Common Metastatic non-small cell lung cancer with EGFR exon 21 L858R substitution mutation therapies.

Showing 10–18 of 20 drugs

ERLOTINIB HCL

ANTINEOPLASTIC - PROTEIN-TYROSINE KINASE INHIBITORS·ADENOCARCINOMA OF PANCREAS·+2
CAMBER PHARMACE

ERLOTINIB HCL

ANTINEOPLASTIC - PROTEIN-TYROSINE KINASE INHIBITORS·ADENOCARCINOMA OF PANCREAS·+2
MYLAN INSTITUTI

GEFITINIB

ANTINEOPLASTIC - PROTEIN-TYROSINE KINASE INHIBITORS·METASTATIC NON-SMALL CELL LUNG CANCER WITH EGFR EXON 21 L858R SUBSTITUTION MUTATION·+1
INGENUS PHARMAC

ERLOTINIB HCL

ANTINEOPLASTIC - PROTEIN-TYROSINE KINASE INHIBITORS·ADENOCARCINOMA OF PANCREAS·+2
AREVA PHARMACEU

ERLOTINIB HCL

ANTINEOPLASTIC - PROTEIN-TYROSINE KINASE INHIBITORS·ADENOCARCINOMA OF PANCREAS·+2
ALEMBIC PHARMAC

ERLOTINIB HCL

ANTINEOPLASTIC - PROTEIN-TYROSINE KINASE INHIBITORS·ADENOCARCINOMA OF PANCREAS·+2
SUN PHARMACEUTI

ERLOTINIB HCL

ANTINEOPLASTIC - PROTEIN-TYROSINE KINASE INHIBITORS·ADENOCARCINOMA OF PANCREAS·+2
ZYDUS PHARMACEU

ERLOTINIB HCL

ANTINEOPLASTIC - PROTEIN-TYROSINE KINASE INHIBITORS·ADENOCARCINOMA OF PANCREAS·+2
NOVADOZ PHARMAC

ERLOTINIB HCL

ANTINEOPLASTIC - PROTEIN-TYROSINE KINASE INHIBITORS·ADENOCARCINOMA OF PANCREAS·+2
ARMAS PHARMACEU
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About Metastatic non-small cell lung cancer with EGFR exon 21 L858R substitution mutation.

Metastatic non-small cell lung cancer with EGFR exon 21 L858R substitution mutation refers to advanced, stage IV epithelial malignancy of the respiratory tract that has disseminated beyond the primary pulmonary site and regional lymph nodes.

Pathophysiologically, it is defined by a specific single-nucleotide missense mutation in exon 21 of the epidermal growth factor receptor gene, resulting in an arginine substitution for leucine at codon 858 within the tyrosine kinase domain.

This alteration locks the kinase in a constitutively active conformation, driving ligand-independent downstream pro-survival and proliferative signaling cascades such as MAPK and PI3K/Akt pathways.

Clinically, this oncogenic driver is most prevalent in pulmonary adenocarcinomas and occurs with higher frequency in females, non-smokers, and individuals of East Asian descent.

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